projects/dwt-linux: dwt/graphics/TextLayout.d annotate

annotate dwt/graphics/TextLayout.d @ 284:6956821fe8ed

Fixes for StyledText

author	Frank Benoit <benoit@tionex.de>
date	Mon, 04 Aug 2008 02:06:13 +0200
parents	edcf78db8722
children

rev	line source
72 5899e0b43e5d porting notice Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	1 /*******************************************************************************
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	2 * Copyright (c) 2000, 2008 IBM Corporation and others.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
72 5899e0b43e5d porting notice Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	10 * Port to the D programming language:
5899e0b43e5d porting notice Frank Benoit <benoit@tionex.de> parents: 71 diff changeset	11 * Frank Benoit <benoit@tionex.de>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	12 *******************************************************************************/
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	13 module dwt.graphics.TextLayout;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	14
261 edcf78db8722 fix compile errors for SWT 3.4 Frank Benoit <benoit@tionex.de> parents: 259 diff changeset	15 import dwt.dwthelper.utils;
edcf78db8722 fix compile errors for SWT 3.4 Frank Benoit <benoit@tionex.de> parents: 259 diff changeset	16
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	17 import dwt.internal.Compatibility;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	18 import dwt.internal.cairo.Cairo;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwt.internal.gtk.OS;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwt.internal.Converter;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	21 import dwt.DWT;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwt.graphics.Color;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.graphics.Device;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import dwt.graphics.Font;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	25 import dwt.graphics.FontMetrics;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	26 import dwt.graphics.GC;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	27 import dwt.graphics.GCData;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	28 import dwt.graphics.GlyphMetrics;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	29 import dwt.graphics.Point;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	30 import dwt.graphics.Rectangle;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	31 import dwt.graphics.Region;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	32 import dwt.graphics.Resource;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	33 import dwt.graphics.TextStyle;
200 08789b28bdf3 import dwt.dwthelper.utils now explicit Frank Benoit <benoit@tionex.de> parents: 183 diff changeset	34 import dwt.dwthelper.utils;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	35
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	36 import tango.text.convert.Format;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	37 import tango.stdc.string;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	38 import tango.text.convert.Utf;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	39 import Math = tango.math.Math;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	40
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	41 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	42 * <code>TextLayout</code> is a graphic object that represents
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	43 * styled text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	44 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	45 * Instances of this class provide support for drawing, cursor
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	46 * navigation, hit testing, text wrapping, alignment, tab expansion
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	47 * line breaking, etc. These are aspects required for rendering internationalized text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	48 * </p><p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	49 * Application code must explicitly invoke the <code>TextLayout#dispose()</code>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	50 * method to release the operating system resources managed by each instance
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	51 * when those instances are no longer required.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	52 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	53 *
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	54 * @see <a href="http://www.eclipse.org/swt/snippets/#textlayout">TextLayout, TextStyle snippets</a>
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	55 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: CustomControlExample, StyledText tab</a>
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	56 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
261 edcf78db8722 fix compile errors for SWT 3.4 Frank Benoit <benoit@tionex.de> parents: 259 diff changeset	57 *
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	58 * @since 3.0
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	59 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	60 public final class TextLayout : Resource {
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	61
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	62 static class StyleItem {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	63 TextStyle style;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	64 int start;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	65
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	66 public override String toString () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	67 return Format( "StyleItem {{{}, {}}", start, style );
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	68 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	69 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	70
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	71 Font font;
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	72 String text;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	73 int ascent, descent;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	74 int[] segments;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	75 int[] tabs;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	76 StyleItem[] styles;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	77 PangoLayout* layout;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	78 PangoContext* context;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	79 PangoAttrList* attrList;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	80 int[] invalidOffsets;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	81 // LTR_MARK LEFT-TO-RIGHT MARK
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	82 // RTL_MARK RIGHT-TO-LEFT MARK
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	83 // ZWS ZERO WIDTH SPACE
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	84 // ZWNBS ZERO WIDTH NO-BREAK SPACE
246 f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	85 static const dchar LTR_MARK = '\u200E'; // x"E2 80 8E" LEFT-TO-RIGHT MARK
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	86 static const dchar RTL_MARK = '\u200F'; // x"E2 80 8F" RIGHT-TO-LEFT MARK
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	87 static const dchar ZWS = '\u200B'; // x"E2 80 8B" ZERO WIDTH SPACE
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	88 static const dchar ZWNBS = '\uFEFF'; // x"EF BB BF" ZERO WIDTH NO-BREAK SPACE
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	89 static const String STR_LTR_MARK = "\u200E";
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	90 static const String STR_RTL_MARK = "\u200F";
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	91 static const String STR_ZWS = "\u200B";
f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	92 static const String STR_ZWNBS = "\uFEFF";
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	93
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	94 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	95 * Constructs a new instance of this class on the given device.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	96 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	97 * You must dispose the text layout when it is no longer required.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	98 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	99 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	100 * @param device the device on which to allocate the text layout
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	101 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	102 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	103 * <li>ERROR_NULL_ARGUMENT - if device is null and there is no current device</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	104 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	105 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	106 * @see #dispose()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	107 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	108 public this (Device device) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	109 super(device);
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	110 device = this.device;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	111 context = OS.gdk_pango_context_get();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	112 if (context is null) DWT.error(DWT.ERROR_NO_HANDLES);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	113 OS.pango_context_set_language(context, OS.gtk_get_default_language());
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	114 OS.pango_context_set_base_dir(context, OS.PANGO_DIRECTION_LTR);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	115 OS.gdk_pango_context_set_colormap(context, OS.gdk_colormap_get_system());
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	116 layout = OS.pango_layout_new(context);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	117 if (layout is null) DWT.error(DWT.ERROR_NO_HANDLES);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	118 OS.pango_layout_set_font_description(layout, device.systemFont.handle);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	119 OS.pango_layout_set_wrap(layout, OS.PANGO_WRAP_WORD_CHAR);
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	120 OS.pango_layout_set_tabs(layout, device.emptyTab);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	121 if (OS.GTK_VERSION >= OS.buildVERSION(2, 4, 0)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	122 OS.pango_layout_set_auto_dir(layout, false);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	123 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	124 text = "";
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	125 ascent = descent = -1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	126 styles = new StyleItem[2];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	127 styles[0] = new StyleItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	128 styles[1] = new StyleItem();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	129 init_();
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	130 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	131
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	132 void checkLayout() {
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	133 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	134 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	135
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	136 void computeRuns () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	137 if (attrList !is null) return;
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	138 String segmentsText = getSegmentsText();
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	139 OS.pango_layout_set_text (layout, segmentsText.ptr, segmentsText.length);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	140 if (styles.length is 2 && styles[0].style is null && ascent is -1 && descent is -1 && segments is null) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	141 auto ptr = OS.pango_layout_get_text(layout);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	142 attrList = OS.pango_attr_list_new();
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	143 PangoAttribute* attribute;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	144 char[] chars = null;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	145 int segementsLength = segmentsText.length;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	146 if ((ascent !is -1 \|\| descent !is -1) && segementsLength > 0) {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	147 PangoRectangle rect;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	148 if (ascent !is -1) rect.y = -(ascent * OS.PANGO_SCALE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	149 rect.height = (Math.max(0, ascent) + Math.max(0, descent)) * OS.PANGO_SCALE;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	150 int lineCount = OS.pango_layout_get_line_count(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	151 chars = new char[segementsLength + lineCount * 6/2/];
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	152 int oldPos = 0, lineIndex = 0;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	153 while (lineIndex < lineCount) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	154 auto line = OS.pango_layout_get_line(layout, lineIndex);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	155 int bytePos = line.start_index;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	156 /* Note: The length in bytes of ZWS and ZWNBS are both equals to 3 */
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	157 int offset = lineIndex * 6;
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	158 PangoAttribute* attr = OS.pango_attr_shape_new (&rect, &rect);
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	159 attribute = attr;
6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	160 attribute.start_index = bytePos + offset;
6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	161 attribute.end_index = bytePos + offset + 3;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	162 OS.pango_attr_list_insert(attrList, attr);
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	163 attr = OS.pango_attr_shape_new (&rect, &rect);
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	164 attribute = attr;
6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	165 attribute.start_index = bytePos + offset + 3;
6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	166 attribute.end_index = bytePos + offset + 6;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	167 OS.pango_attr_list_insert(attrList, attr);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	168 int pos = bytePos;//OS.g_utf8_pointer_to_offset(ptr, ptr + bytePos);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	169 chars[pos + lineIndex * 6 +0 .. pos + lineIndex * 6 + 3] = STR_ZWS;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	170 chars[pos + lineIndex * 6 +3 .. pos + lineIndex * 6 + 6] = STR_ZWNBS;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	171 chars[ oldPos + lineIndex6 .. oldPos + lineIndex6 + pos - oldPos ] =
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	172 segmentsText[ oldPos .. pos ];
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	173 oldPos = pos;
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	174 lineIndex++;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	175 }
246 f08216d53777 Fix merge bug in TextLayout Frank Benoit <benoit@tionex.de> parents: 240 diff changeset	176 segmentsText.getChars(oldPos, segementsLength, chars, oldPos + lineIndex * 6);
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	177 String buffer = chars;// Converter.wcsToMbcs(null, chars, false);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	178
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	179 OS.pango_layout_set_text (layout, buffer.ptr, buffer.length);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	180 ptr = OS.pango_layout_get_text(layout);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	181 } else {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	182 chars = segmentsText.dup;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	183 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	184 int offsetCount = 0;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	185 {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	186 int i = 0;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	187 while( i < chars.length ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	188 int incr;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	189 dchar c = firstCodePoint( chars[ i .. $ ], incr );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	190 if (c is LTR_MARK \|\| c is RTL_MARK \|\| c is ZWNBS \|\| c is ZWS) {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	191 offsetCount+=3;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	192 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	193 i += incr;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	194 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	195 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	196 invalidOffsets = new int[offsetCount];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	197 offsetCount = 0;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	198 {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	199 int i = 0;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	200 while( i < chars.length ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	201 int incr;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	202 dchar c = firstCodePoint( chars[ i .. $ ], incr );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	203 if (c is LTR_MARK \|\| c is RTL_MARK \|\| c is ZWNBS \|\| c is ZWS) {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	204 invalidOffsets[offsetCount++] = i;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	205 invalidOffsets[offsetCount++] = i+1;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	206 invalidOffsets[offsetCount++] = i+2;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	207 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	208 i += incr;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	209 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	210 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	211 int slen = strlen(ptr);
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	212 Font defaultFont = font !is null ? font : device.systemFont;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	213 for (int i = 0; i < styles.length - 1; i++) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	214 StyleItem styleItem = styles[i];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	215 TextStyle style = styleItem.style;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	216 if (style is null) continue;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	217 int start = translateOffset(styleItem.start);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	218 int end = translateOffset(styles[i+1].start - 1);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	219 int byteStart = start;//(OS.g_utf8_offset_to_pointer(ptr, start) - ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	220 int byteEnd = end+1;//(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	221 byteStart = Math.min(byteStart, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	222 byteEnd = Math.min(byteEnd, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	223 Font font = style.font;
261 edcf78db8722 fix compile errors for SWT 3.4 Frank Benoit <benoit@tionex.de> parents: 259 diff changeset	224 if (font !is null && !font.isDisposed() && !defaultFont.opEquals(font)) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	225 auto attr = OS.pango_attr_font_desc_new (font.handle);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	226 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	227 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	228 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	229 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	230 if (style.underline) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	231 int underlineStyle = OS.PANGO_UNDERLINE_NONE;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	232 switch (style.underlineStyle) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	233 case DWT.UNDERLINE_SINGLE:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	234 underlineStyle = OS.PANGO_UNDERLINE_SINGLE;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	235 break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	236 case DWT.UNDERLINE_DOUBLE:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	237 underlineStyle = OS.PANGO_UNDERLINE_DOUBLE;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	238 break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	239 case DWT.UNDERLINE_SQUIGGLE:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	240 case DWT.UNDERLINE_ERROR:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	241 if (OS.GTK_VERSION >= OS.buildVERSION(2, 4, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	242 underlineStyle = OS.PANGO_UNDERLINE_ERROR;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	243 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	244 break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	245 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	246 if (underlineStyle !is OS.PANGO_UNDERLINE_NONE && style.underlineColor is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	247 auto attr = OS.pango_attr_underline_new(underlineStyle);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	248 attr.start_index = byteStart;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	249 attr.end_index = byteEnd;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	250 OS.pango_attr_list_insert(attrList, attr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	251 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	252 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	253 if (style.strikeout && style.strikeoutColor is null) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	254 auto attr = OS.pango_attr_strikethrough_new(true);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	255 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	256 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	257 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	258 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	259 Color foreground = style.foreground;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	260 if (foreground !is null && !foreground.isDisposed()) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	261 GdkColor* fg = foreground.handle;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	262 auto attr = OS.pango_attr_foreground_new(fg.red, fg.green, fg.blue);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	263 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	264 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	265 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	266 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	267 Color background = style.background;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	268 if (background !is null && !background.isDisposed()) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	269 GdkColor* bg = background.handle;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	270 auto attr = OS.pango_attr_background_new(bg.red, bg.green, bg.blue);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	271 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	272 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	273 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	274 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	275 GlyphMetrics metrics = style.metrics;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	276 if (metrics !is null) {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	277 PangoRectangle rect;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	278 rect.y = -(metrics.ascent * OS.PANGO_SCALE);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	279 rect.height = (metrics.ascent + metrics.descent) * OS.PANGO_SCALE;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	280 rect.width = metrics.width * OS.PANGO_SCALE;
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	281 auto attr = OS.pango_attr_shape_new (&rect, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	282 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	283 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	284 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	285 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	286 int rise = style.rise;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	287 if (rise !is 0) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	288 auto attr = OS.pango_attr_rise_new (rise * OS.PANGO_SCALE);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	289 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	290 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	291 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	292 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	293 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	294 OS.pango_layout_set_attributes(layout, attrList);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	295 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	296
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	297 int[] computePolyline(int left, int top, int right, int bottom) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	298 int height = bottom - top; // can be any number
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	299 int width = 2 * height; // must be even
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	300 int peaks = Compatibility.ceil(right - left, width);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	301 if (peaks is 0 && right - left > 2) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	302 peaks = 1;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	303 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	304 int length_ = ((2 * peaks) + 1) * 2;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	305 if (length_ < 0) return new int[0];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	306
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	307 int[] coordinates = new int[length_];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	308 for (int i = 0; i < peaks; i++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	309 int index = 4 * i;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	310 coordinates[index] = left + (width * i);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	311 coordinates[index+1] = bottom;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	312 coordinates[index+2] = coordinates[index] + width / 2;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	313 coordinates[index+3] = top;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	314 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	315 coordinates[length_-2] = left + (width * peaks);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	316 coordinates[length_-1] = bottom;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	317 return coordinates;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	318 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	319
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	320 void destroy() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	321 font = null;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	322 text = null;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	323 styles = null;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	324 freeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	325 if (layout !is null) OS.g_object_unref(layout);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	326 layout = null;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	327 if (context !is null) OS.g_object_unref(context);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	328 context = null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	329 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	330
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	331 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	332 * Draws the receiver's text using the specified GC at the specified
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	333 * point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	334 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	335 * @param gc the GC to draw
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	336 * @param x the x coordinate of the top left corner of the rectangular area where the text is to be drawn
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	337 * @param y the y coordinate of the top left corner of the rectangular area where the text is to be drawn
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	338 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	339 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	340 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	341 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	342 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	343 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	344 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	345 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	346 public void draw(GC gc, int x, int y) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	347 draw(gc, x, y, -1, -1, null, null);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	348 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	349
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	350 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	351 * Draws the receiver's text using the specified GC at the specified
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	352 * point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	353 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	354 * @param gc the GC to draw
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	355 * @param x the x coordinate of the top left corner of the rectangular area where the text is to be drawn
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	356 * @param y the y coordinate of the top left corner of the rectangular area where the text is to be drawn
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	357 * @param selectionStart the offset where the selections starts, or -1 indicating no selection
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	358 * @param selectionEnd the offset where the selections ends, or -1 indicating no selection
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	359 * @param selectionForeground selection foreground, or NULL to use the system default color
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	360 * @param selectionBackground selection background, or NULL to use the system default color
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	361 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	362 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	363 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	364 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	365 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	366 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	367 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	368 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	369 public void draw(GC gc, int x, int y, int selectionStart, int selectionEnd, Color selectionForeground, Color selectionBackground) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	370 draw(gc, x, y, selectionStart, selectionEnd, selectionForeground, selectionBackground, 0);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	371 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	372
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	373 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	374 * Draws the receiver's text using the specified GC at the specified
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	375 * point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	376 * <p>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	377 * The parameter <code>flags</code> can include one of <code>DWT.DELIMITER_SELECTION</code>
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	378 * or <code>DWT.FULL_SELECTION</code> to specify the selection behavior on all lines except
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	379 * for the last line, and can also include <code>DWT.LAST_LINE_SELECTION</code> to extend
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	380 * the specified selection behavior to the last line.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	381 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	382 * @param gc the GC to draw
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	383 * @param x the x coordinate of the top left corner of the rectangular area where the text is to be drawn
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	384 * @param y the y coordinate of the top left corner of the rectangular area where the text is to be drawn
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	385 * @param selectionStart the offset where the selections starts, or -1 indicating no selection
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	386 * @param selectionEnd the offset where the selections ends, or -1 indicating no selection
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	387 * @param selectionForeground selection foreground, or NULL to use the system default color
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	388 * @param selectionBackground selection background, or NULL to use the system default color
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	389 * @param flags drawing options
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	390 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	391 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	392 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	393 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	394 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	395 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	396 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	397 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	398 * @since 3.3
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	399 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	400 public void draw(GC gc, int x, int y, int selectionStart, int selectionEnd, Color selectionForeground, Color selectionBackground, int flags) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	401 checkLayout ();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	402 computeRuns();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	403 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	404 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	405 if (selectionForeground !is null && selectionForeground.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	406 if (selectionBackground !is null && selectionBackground.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	407 gc.checkGC(GC.FOREGROUND);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	408 int length_ = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	409 bool hasSelection = selectionStart <= selectionEnd && selectionStart !is -1 && selectionEnd !is -1;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	410 GCData data = gc.data;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	411 auto cairo = data.cairo;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	412 if (flags !is 0 && (hasSelection \|\| (flags & DWT.LAST_LINE_SELECTION) !is 0)) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	413 PangoLogAttr* attrs;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	414 int nAttrs;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	415 PangoLogAttr* logAttr = new PangoLogAttr();
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	416 PangoRectangle rect;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	417 int lineCount = OS.pango_layout_get_line_count(layout);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	418 auto ptr = OS.pango_layout_get_text(layout);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	419 auto iter = OS.pango_layout_get_iter(layout);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	420 if (selectionBackground is null) selectionBackground = device.getSystemColor(DWT.COLOR_LIST_SELECTION);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	421 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	422 Cairo.cairo_save(cairo);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	423 GdkColor* color = selectionBackground.handle;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	424 Cairo.cairo_set_source_rgba(cairo, (color.red & 0xFFFF) / cast(float)0xFFFF, (color.green & 0xFFFF) / cast(float)0xFFFF, (color.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	425 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	426 OS.gdk_gc_set_foreground(gc.handle, selectionBackground.handle);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	427 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	428 int lineIndex = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	429 do {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	430 int lineEnd;
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	431 OS.pango_layout_iter_get_line_extents(iter, null, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	432 if (OS.pango_layout_iter_next_line(iter)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	433 int bytePos = OS.pango_layout_iter_get_index(iter);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	434 lineEnd = bytePos;//OS.g_utf8_pointer_to_offset(ptr, ptr + bytePos);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	435 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	436 lineEnd = OS.g_utf8_strlen(ptr, -1);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	437 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	438 bool extent = false;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	439 if (lineIndex is lineCount - 1 && (flags & DWT.LAST_LINE_SELECTION) !is 0) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	440 extent = true;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	441 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	442 if (attrs is null) OS.pango_layout_get_log_attrs(layout, &attrs, &nAttrs);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	443 *logAttr = attrs[lineEnd];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	444 if (!( logAttr.bitfield0 & 0x01 /* PangoLogAttr.is_line_break is Bit0 */)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	445 if (selectionStart <= lineEnd && lineEnd <= selectionEnd) extent = true;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	446 } else {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	447 if (selectionStart <= lineEnd && lineEnd < selectionEnd && (flags & DWT.FULL_SELECTION) !is 0) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	448 extent = true;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	449 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	450 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	451 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	452 if (extent) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	453 int lineX = x + OS.PANGO_PIXELS(rect.x) + OS.PANGO_PIXELS(rect.width);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	454 int lineY = y + OS.PANGO_PIXELS(rect.y);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	455 int height = OS.PANGO_PIXELS(rect.height);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	456 if (ascent !is -1 && descent !is -1) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	457 height = Math.max (height, ascent + descent);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	458 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	459 int width = (flags & DWT.FULL_SELECTION) !is 0 ? 0x7fffffff : height / 3;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	460 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	461 Cairo.cairo_rectangle(cairo, lineX, lineY, width, height);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	462 Cairo.cairo_fill(cairo);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	463 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	464 OS.gdk_draw_rectangle(data.drawable, gc.handle, 1, lineX, lineY, width, height);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	465 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	466 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	467 lineIndex++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	468 } while (lineIndex < lineCount);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	469 OS.pango_layout_iter_free(iter);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	470 if (attrs !is null) OS.g_free(attrs);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	471 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	472 Cairo.cairo_restore(cairo);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	473 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	474 OS.gdk_gc_set_foreground(gc.handle, data.foreground);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	475 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	476 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	477 if (length_ is 0) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	478 if (!hasSelection) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	479 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	480 if ((data.style & DWT.MIRRORED) !is 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	481 Cairo.cairo_save(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	482 Cairo.cairo_scale(cairo, -1, 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	483 Cairo.cairo_translate(cairo, -2 * x - width(), 0);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	484 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	485 Cairo.cairo_move_to(cairo, x, y);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	486 OS.pango_cairo_show_layout(cairo, layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	487 drawBorder(gc, x, y, null);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	488 if ((data.style & DWT.MIRRORED) !is 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	489 Cairo.cairo_restore(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	490 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	491 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	492 OS.gdk_draw_layout(data.drawable, gc.handle, x, y, layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	493 drawBorder(gc, x, y, null);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	494 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	495 } else {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	496 selectionStart = Math.min(Math.max(0, selectionStart), length_ - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	497 selectionEnd = Math.min(Math.max(0, selectionEnd), length_ - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	498 length_ = OS.g_utf8_strlen(OS.pango_layout_get_text(layout), -1);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	499 selectionStart = translateOffset(selectionStart);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	500 selectionEnd = translateOffset(selectionEnd);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	501 if (selectionForeground is null) selectionForeground = device.getSystemColor(DWT.COLOR_LIST_SELECTION_TEXT);
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	502 if (selectionBackground is null) selectionBackground = device.getSystemColor(DWT.COLOR_LIST_SELECTION);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	503 bool fullSelection = selectionStart is 0 && selectionEnd is length_ - 1;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	504 if (fullSelection) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	505 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	506 auto ptr = OS.pango_layout_get_text(layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	507 if ((data.style & DWT.MIRRORED) !is 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	508 Cairo.cairo_save(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	509 Cairo.cairo_scale(cairo, -1, 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	510 Cairo.cairo_translate(cairo, -2 * x - width(), 0);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	511 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	512 drawWithCairo(gc, x, y, 0, OS.strlen(ptr), fullSelection, selectionForeground.handle, selectionBackground.handle);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	513 if ((data.style & DWT.MIRRORED) !is 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	514 Cairo.cairo_restore(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	515 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	516 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	517 OS.gdk_draw_layout_with_colors(data.drawable, gc.handle, x, y, layout, selectionForeground.handle, selectionBackground.handle);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	518 drawBorder(gc, x, y, selectionForeground.handle);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	519 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	520 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	521 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	522 int byteSelStart = selectionStart;//(OS.g_utf8_offset_to_pointer(ptr, selectionStart) - ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	523 int byteSelEnd = selectionEnd + 1;//(OS.g_utf8_offset_to_pointer(ptr, selectionEnd + 1) - ptr);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	524 int slen = strlen(ptr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	525 byteSelStart = Math.min(byteSelStart, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	526 byteSelEnd = Math.min(byteSelEnd, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	527 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	528 if ((data.style & DWT.MIRRORED) !is 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	529 Cairo.cairo_save(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	530 Cairo.cairo_scale(cairo, -1, 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	531 Cairo.cairo_translate(cairo, -2 * x - width(), 0);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	532 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	533 drawWithCairo(gc, x, y, byteSelStart, byteSelEnd, fullSelection, selectionForeground.handle, selectionBackground.handle);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	534 if ((data.style & DWT.MIRRORED) !is 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	535 Cairo.cairo_restore(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	536 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	537 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	538 Region clipping = new Region();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	539 gc.getClipping(clipping);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	540 OS.gdk_draw_layout(data.drawable, gc.handle, x, y, layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	541 drawBorder(gc, x, y, null);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	542 int[] ranges = [byteSelStart, byteSelEnd];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	543 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	544 if (rgn !is null) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	545 OS.gdk_gc_set_clip_region(gc.handle, rgn);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	546 OS.gdk_region_destroy(rgn);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	547 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	548 OS.gdk_draw_layout_with_colors(data.drawable, gc.handle, x, y, layout, selectionForeground.handle, selectionBackground.handle);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	549 drawBorder(gc, x, y, selectionForeground.handle);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	550 gc.setClipping(clipping);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	551 clipping.dispose();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	552 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	553 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	554 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	555 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	556
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	557 void drawWithCairo(GC gc, int x, int y, int start, int end, bool fullSelection, GdkColor* fg, GdkColor* bg) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	558 GCData data = gc.data;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	559 cairo_t* cairo = data.cairo;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	560 Cairo.cairo_save(cairo);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	561 if (!fullSelection) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	562 Cairo.cairo_move_to(cairo, x, y);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	563 OS.pango_cairo_show_layout(cairo, layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	564 drawBorder(gc, x, y, null);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	565 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	566 int[] ranges = [start, end];
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	567 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	568 if (rgn !is null) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	569 OS.gdk_cairo_region(cairo, rgn);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	570 Cairo.cairo_clip(cairo);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	571 Cairo.cairo_set_source_rgba(cairo, (bg.red & 0xFFFF) / cast(float)0xFFFF, (bg.green & 0xFFFF) / cast(float)0xFFFF, (bg.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	572 Cairo.cairo_paint(cairo);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	573 OS.gdk_region_destroy(rgn);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	574 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	575 Cairo.cairo_set_source_rgba(cairo, (fg.red & 0xFFFF) / cast(float)0xFFFF, (fg.green & 0xFFFF) / cast(float)0xFFFF, (fg.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	576 Cairo.cairo_move_to(cairo, x, y);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	577 OS.pango_cairo_show_layout(cairo, layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	578 drawBorder(gc, x, y, fg);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	579 Cairo.cairo_restore(cairo);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	580 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	581
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	582 void drawBorder(GC gc, int x, int y, GdkColor* selectionColor) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	583 GCData data = gc.data;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	584 auto cairo = data.cairo;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	585 auto gdkGC = gc.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	586 auto ptr = OS.pango_layout_get_text(layout);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	587 GdkGCValues* gcValues = null;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	588 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	589 Cairo.cairo_save(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	590 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	591 for (int i = 0; i < styles.length - 1; i++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	592 TextStyle style = styles[i].style;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	593 if (style is null) continue;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	594
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	595 bool drawBorder = style.borderStyle !is DWT.NONE;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	596 if (drawBorder && !style.isAdherentBorder(styles[i+1].style)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	597 int start = styles[i].start;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	598 for (int j = i; j > 0 && style.isAdherentBorder(styles[j-1].style); j--) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	599 start = styles[j - 1].start;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	600 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	601 start = translateOffset(start);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	602 int end = translateOffset(styles[i+1].start - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	603 int byteStart = cast(int)/64/(OS.g_utf8_offset_to_pointer(ptr, start) - ptr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	604 int byteEnd = cast(int)/64/(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	605 int[] ranges = [byteStart, byteEnd];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	606 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	607 if (rgn !is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	608 int nRects;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	609 GdkRectangle* rects;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	610 OS.gdk_region_get_rectangles(rgn, &rects, &nRects);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	611 GdkRectangle rect;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	612 GdkColor* color = null;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	613 if (color is null && style.borderColor !is null) color = style.borderColor.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	614 if (color is null && selectionColor !is null) color = selectionColor;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	615 if (color is null && style.foreground !is null) color = style.foreground.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	616 if (color is null) color = data.foreground;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	617 int width = 1;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	618 float[] dashes = null;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	619 switch (style.borderStyle) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	620 case DWT.BORDER_SOLID: break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	621 case DWT.BORDER_DASH: dashes = width !is 0 ? GC.LINE_DASH : GC.LINE_DASH_ZERO; break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	622 case DWT.BORDER_DOT: dashes = width !is 0 ? GC.LINE_DOT : GC.LINE_DOT_ZERO; break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	623 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	624 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	625 Cairo.cairo_set_source_rgba(cairo, (color.red & 0xFFFF) / cast(float)0xFFFF, (color.green & 0xFFFF) / cast(float)0xFFFF, (color.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	626 Cairo.cairo_set_line_width(cairo, width);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	627 if (dashes !is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	628 double[] cairoDashes = new double[dashes.length];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	629 for (int j = 0; j < cairoDashes.length; j++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	630 cairoDashes[j] = width is 0 \|\| data.lineStyle is DWT.LINE_CUSTOM ? dashes[j] : dashes[j] * width;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	631 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	632 Cairo.cairo_set_dash(cairo, cairoDashes.ptr, cairoDashes.length, 0);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	633 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	634 Cairo.cairo_set_dash(cairo, null, 0, 0);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	635 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	636 for (int j=0; j<nRects; j++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	637 rect = rects[j];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	638 Cairo.cairo_rectangle(cairo, rect.x + 0.5, rect.y + 0.5, rect.width - 1, rect.height - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	639 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	640 Cairo.cairo_stroke(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	641 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	642 if (gcValues is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	643 gcValues = new GdkGCValues();
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	644 OS.gdk_gc_get_values(gdkGC, gcValues);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	645 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	646 OS.gdk_gc_set_foreground(gdkGC, color);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	647 int cap_style = OS.GDK_CAP_BUTT;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	648 int join_style = OS.GDK_JOIN_MITER;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	649 int line_style = 0;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	650 if (dashes !is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	651 byte[] dash_list = new byte[dashes.length];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	652 for (int j = 0; j < dash_list.length; j++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	653 dash_list[j] = cast(byte)(width is 0 \|\| data.lineStyle is DWT.LINE_CUSTOM ? dashes[j] : dashes[j] * width);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	654 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	655 OS.gdk_gc_set_dashes(gdkGC, 0, cast(char*)dash_list.ptr, dash_list.length);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	656 line_style = OS.GDK_LINE_ON_OFF_DASH;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	657 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	658 line_style = OS.GDK_LINE_SOLID;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	659 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	660 OS.gdk_gc_set_line_attributes(gdkGC, width, line_style, cap_style, join_style);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	661 for (int j=0; j<nRects; j++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	662 rect = rects[j];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	663 OS.gdk_draw_rectangle(data.drawable, gdkGC, 0, rect.x, rect.y, rect.width - 1, rect.height - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	664 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	665 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	666 if (rects !is null) OS.g_free(rects);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	667 OS.gdk_region_destroy(rgn);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	668 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	669 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	670
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	671 bool drawUnderline = false;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	672 if (style.underline && style.underlineColor !is null) drawUnderline = true;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	673 if (style.underline && (style.underlineStyle is DWT.UNDERLINE_ERROR \|\| style.underlineStyle is DWT.UNDERLINE_SQUIGGLE)&& OS.GTK_VERSION < OS.buildVERSION(2, 4, 0)) drawUnderline = true;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	674 if (drawUnderline && !style.isAdherentUnderline(styles[i+1].style)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	675 int start = styles[i].start;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	676 for (int j = i; j > 0 && style.isAdherentUnderline(styles[j-1].style); j--) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	677 start = styles[j - 1].start;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	678 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	679 start = translateOffset(start);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	680 int end = translateOffset(styles[i+1].start - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	681 int byteStart = cast(int)/64/(OS.g_utf8_offset_to_pointer(ptr, start) - ptr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	682 int byteEnd = cast(int)/64/(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	683 int[] ranges = [byteStart, byteEnd];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	684 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	685 if (rgn !is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	686 int nRects;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	687 GdkRectangle* rects;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	688 OS.gdk_region_get_rectangles(rgn, &rects, &nRects);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	689 GdkRectangle rect;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	690 GdkColor* color = null;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	691 if (color is null && style.underlineColor !is null) color = style.underlineColor.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	692 if (color is null && selectionColor !is null) color = selectionColor;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	693 if (color is null && style.foreground !is null) color = style.foreground.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	694 if (color is null) color = data.foreground;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	695 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	696 Cairo.cairo_set_source_rgba(cairo, (color.red & 0xFFFF) / cast(float)0xFFFF, (color.green & 0xFFFF) / cast(float)0xFFFF, (color.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	697 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	698 if (gcValues is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	699 gcValues = new GdkGCValues();
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	700 OS.gdk_gc_get_values(gdkGC, gcValues);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	701 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	702 OS.gdk_gc_set_foreground(gdkGC, color);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	703 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	704 int underlinePosition = -1;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	705 int underlineThickness = 1;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	706 if (OS.GTK_VERSION >= OS.buildVERSION(2, 6, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	707 Font font = style.font;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	708 if (font is null) font = this.font;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	709 if (font is null) font = device.systemFont;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	710 auto lang = OS.pango_context_get_language(context);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	711 auto metrics = OS.pango_context_get_metrics(context, font.handle, lang);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	712 underlinePosition = OS.PANGO_PIXELS(OS.pango_font_metrics_get_underline_position(metrics));
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	713 underlineThickness = OS.PANGO_PIXELS(OS.pango_font_metrics_get_underline_thickness(metrics));
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	714 OS.pango_font_metrics_unref(metrics);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	715 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	716 for (int j=0; j<nRects; j++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	717 rect = rects[j];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	718 int offset = getOffset(rect.x - x, rect.y - y, null);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	719 int lineIndex = getLineIndex(offset);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	720 FontMetrics metrics = getLineMetrics(lineIndex);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	721 int underlineY = rect.y + metrics.ascent - underlinePosition - style.rise;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	722 switch (style.underlineStyle) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	723 case DWT.UNDERLINE_SQUIGGLE:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	724 case DWT.UNDERLINE_ERROR: {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	725 int squigglyThickness = underlineThickness;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	726 int squigglyHeight = 2 * squigglyThickness;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	727 int squigglyY = Math.min(underlineY, rect.y + rect.height - squigglyHeight - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	728 int[] points = computePolyline(rect.x, squigglyY, rect.x + rect.width, squigglyY + squigglyHeight);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	729 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	730 Cairo.cairo_set_line_width(cairo, squigglyThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	731 Cairo.cairo_set_line_cap(cairo, Cairo.CAIRO_LINE_CAP_BUTT);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	732 Cairo.cairo_set_line_join(cairo, Cairo.CAIRO_LINE_JOIN_MITER);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	733 if (points.length > 0) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	734 double xOffset = 0.5, yOffset = 0.5;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	735 Cairo.cairo_move_to(cairo, points[0] + xOffset, points[1] + yOffset);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	736 for (int k = 2; k < points.length; k += 2) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	737 Cairo.cairo_line_to(cairo, points[k] + xOffset, points[k + 1] + yOffset);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	738 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	739 Cairo.cairo_stroke(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	740 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	741 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	742 OS.gdk_gc_set_line_attributes(gdkGC, squigglyThickness, OS.GDK_LINE_SOLID, OS.GDK_CAP_BUTT, OS.GDK_JOIN_MITER);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	743 OS.gdk_draw_lines(data.drawable, gdkGC, cast(GdkPoint*)points.ptr, points.length / 2);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	744 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	745 break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	746 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	747 case DWT.UNDERLINE_DOUBLE:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	748 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	749 Cairo.cairo_rectangle(cairo, rect.x, underlineY + underlineThickness * 2, rect.width, underlineThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	750 Cairo.cairo_fill(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	751 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	752 OS.gdk_draw_rectangle(data.drawable, gdkGC, 1, rect.x, underlineY + underlineThickness * 2, rect.width, underlineThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	753 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	754 //FALLTHROUGH
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	755 case DWT.UNDERLINE_SINGLE:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	756 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	757 Cairo.cairo_rectangle(cairo, rect.x, underlineY, rect.width, underlineThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	758 Cairo.cairo_fill(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	759 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	760 OS.gdk_draw_rectangle(data.drawable, gdkGC, 1, rect.x, underlineY, rect.width, underlineThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	761 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	762 break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	763 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	764 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	765 if (rects !is null) OS.g_free(rects);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	766 OS.gdk_region_destroy(rgn);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	767 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	768 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	769
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	770 bool drawStrikeout = false;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	771 if (style.strikeout && style.strikeoutColor !is null) drawStrikeout = true;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	772 if (drawStrikeout && !style.isAdherentStrikeout(styles[i+1].style)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	773 int start = styles[i].start;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	774 for (int j = i; j > 0 && style.isAdherentStrikeout(styles[j-1].style); j--) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	775 start = styles[j - 1].start;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	776 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	777 start = translateOffset(start);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	778 int end = translateOffset(styles[i+1].start - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	779 int byteStart = cast(int)/64/(OS.g_utf8_offset_to_pointer(ptr, start) - ptr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	780 int byteEnd = cast(int)/64/(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	781 int[] ranges = [byteStart, byteEnd];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	782 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	783 if (rgn !is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	784 int nRects;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	785 GdkRectangle* rects;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	786 OS.gdk_region_get_rectangles(rgn, &rects, &nRects);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	787 GdkRectangle rect;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	788 GdkColor* color = null;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	789 if (color is null && style.strikeoutColor !is null) color = style.strikeoutColor.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	790 if (color is null && selectionColor !is null) color = selectionColor;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	791 if (color is null && style.foreground !is null) color = style.foreground.handle;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	792 if (color is null) color = data.foreground;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	793 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	794 Cairo.cairo_set_source_rgba(cairo, (color.red & 0xFFFF) / cast(float)0xFFFF, (color.green & 0xFFFF) / cast(float)0xFFFF, (color.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	795 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	796 if (gcValues is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	797 gcValues = new GdkGCValues();
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	798 OS.gdk_gc_get_values(gdkGC, gcValues);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	799 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	800 OS.gdk_gc_set_foreground(gdkGC, color);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	801 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	802 int strikeoutPosition = -1;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	803 int strikeoutThickness = 1;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	804 if (OS.GTK_VERSION >= OS.buildVERSION(2, 6, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	805 Font font = style.font;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	806 if (font is null) font = this.font;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	807 if (font is null) font = device.systemFont;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	808 auto lang = OS.pango_context_get_language(context);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	809 auto metrics = OS.pango_context_get_metrics(context, font.handle, lang);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	810 strikeoutPosition = OS.PANGO_PIXELS(OS.pango_font_metrics_get_strikethrough_position(metrics));
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	811 strikeoutThickness = OS.PANGO_PIXELS(OS.pango_font_metrics_get_strikethrough_thickness(metrics));
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	812 OS.pango_font_metrics_unref(metrics);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	813 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	814 for (int j=0; j<nRects; j++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	815 rect = rects[j];
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	816 int strikeoutY = rect.y + rect.height / 2 - style.rise;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	817 if (OS.GTK_VERSION >= OS.buildVERSION(2, 6, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	818 int offset = getOffset(rect.x - x, rect.y - y, null);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	819 int lineIndex = getLineIndex(offset);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	820 FontMetrics metrics = getLineMetrics(lineIndex);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	821 strikeoutY = rect.y + metrics.ascent - strikeoutPosition - style.rise;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	822 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	823 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	824 Cairo.cairo_rectangle(cairo, rect.x, strikeoutY, rect.width, strikeoutThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	825 Cairo.cairo_fill(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	826 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	827 OS.gdk_draw_rectangle(data.drawable, gdkGC, 1, rect.x, strikeoutY, rect.width, strikeoutThickness);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	828 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	829 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	830 if (rects !is null) OS.g_free(rects);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	831 OS.gdk_region_destroy(rgn);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	832 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	833 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	834 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	835 if (gcValues !is null) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	836 int mask = OS.GDK_GC_FOREGROUND \| OS.GDK_GC_LINE_WIDTH \| OS.GDK_GC_LINE_STYLE \| OS.GDK_GC_CAP_STYLE \| OS.GDK_GC_JOIN_STYLE;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	837 OS.gdk_gc_set_values(gdkGC, gcValues, mask);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	838 data.state &= ~GC.LINE_STYLE;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	839 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	840 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	841 Cairo.cairo_restore(cairo);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	842 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	843 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	844
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	845 void freeRuns() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	846 if (attrList is null) return;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	847 OS.pango_layout_set_attributes(layout, null );
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	848 OS.pango_attr_list_unref(attrList);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	849 attrList = null;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	850 invalidOffsets = null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	851 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	852
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	853 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	854 * Returns the receiver's horizontal text alignment, which will be one
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	855 * of <code>DWT.LEFT</code>, <code>DWT.CENTER</code> or
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	856 * <code>DWT.RIGHT</code>.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	857 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	858 * @return the alignment used to positioned text horizontally
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	859 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	860 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	861 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	862 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	863 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	864 public int getAlignment() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	865 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	866 auto alignment = OS.pango_layout_get_alignment(layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	867 bool rtl = OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	868 switch ( cast(int)alignment) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	869 case OS.PANGO_ALIGN_LEFT: return rtl ? DWT.RIGHT : DWT.LEFT;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	870 case OS.PANGO_ALIGN_RIGHT: return rtl ? DWT.LEFT : DWT.RIGHT;
55 93981635e709 Checked and inserted missing default switch cases. Frank Benoit <benoit@tionex.de> parents: 33 diff changeset	871 default:
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	872 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	873 return DWT.CENTER;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	874 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	875
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	876 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	877 * Returns the ascent of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	878 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	879 * @return the ascent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	880 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	881 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	882 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	883 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	884 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	885 * @see #getDescent()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	886 * @see #setDescent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	887 * @see #setAscent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	888 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	889 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	890 public int getAscent () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	891 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	892 return ascent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	893 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	894
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	895 /**
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	896 * Returns the bounds of the receiver. The width returned is either the
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	897 * width of the longest line or the width set using {@link TextLayout#setWidth(int)}.
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	898 * To obtain the text bounds of a line use {@link TextLayout#getLineBounds(int)}.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	899 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	900 * @return the bounds of the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	901 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	902 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	903 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	904 * </ul>
261 edcf78db8722 fix compile errors for SWT 3.4 Frank Benoit <benoit@tionex.de> parents: 259 diff changeset	905 *
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	906 * @see #setWidth(int)
c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	907 * @see #getLineBounds(int)
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	908 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	909 public Rectangle getBounds() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	910 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	911 computeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	912 int w, h;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	913 OS.pango_layout_get_size(layout, &w, &h);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	914 int wrapWidth = OS.pango_layout_get_width(layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	915 w = wrapWidth !is -1 ? wrapWidth : w + OS.pango_layout_get_indent(layout);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	916 int width = OS.PANGO_PIXELS(w);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	917 int height = OS.PANGO_PIXELS(h);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	918 if (ascent !is -1 && descent !is -1) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	919 height = Math.max (height, ascent + descent);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	920 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	921 return new Rectangle(0, 0, width, height);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	922 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	923
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	924 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	925 * Returns the bounds for the specified range of characters. The
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	926 * bounds is the smallest rectangle that encompasses all characters
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	927 * in the range. The start and end offsets are inclusive and will be
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	928 * clamped if out of range.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	929 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	930 * @param start the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	931 * @param end the end offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	932 * @return the bounds of the character range
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	933 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	934 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	935 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	936 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	937 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	938 public Rectangle getBounds(int start, int end) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	939 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	940 computeRuns();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	941 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	942 if (length_ is 0) return new Rectangle(0, 0, 0, 0);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	943 if (start > end) return new Rectangle(0, 0, 0, 0);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	944 start = Math.min(Math.max(0, start), length_ - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	945 end = Math.min(Math.max(0, end), length_ - 1);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	946 start = translateOffset(start);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	947 end = translateOffset(end);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	948 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	949 auto cont = fromStringz(ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	950 start = cont.utf8AdjustOffset( start );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	951 end = cont.utf8AdjustOffset( end );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	952 int incr = 1;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	953 if( end < cont.length ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	954 incr = cont.getRelativeCodePointOffset( end, 1 );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	955 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	956 int byteStart = start;//(OS.g_utf8_offset_to_pointer (ptr, start) - ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	957 int byteEnd = end + incr;//(OS.g_utf8_offset_to_pointer (ptr, end + 1) - ptr);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	958 int slen = strlen(ptr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	959 byteStart = Math.min(byteStart, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	960 byteEnd = Math.min(byteEnd, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	961 int[] ranges = [byteStart, byteEnd];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	962 auto clipRegion = OS.gdk_pango_layout_get_clip_region(layout, 0, 0, ranges.ptr, 1);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	963 if (clipRegion is null) return new Rectangle(0, 0, 0, 0);
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	964 GdkRectangle rect;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	965
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	966 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	967 * Bug in Pango. The region returned by gdk_pango_layout_get_clip_region()
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	968 * includes areas from lines outside of the requested range. The fix
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	969 * is to subtract these areas from the clip region.
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	970 */
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	971 PangoRectangle* pangoRect = new PangoRectangle();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	972 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	973 if (iter is null) DWT.error(DWT.ERROR_NO_HANDLES);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	974 auto linesRegion = OS.gdk_region_new();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	975 if (linesRegion is null) DWT.error(DWT.ERROR_NO_HANDLES);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	976 int lineEnd = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	977 do {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	978 OS.pango_layout_iter_get_line_extents(iter, null, pangoRect);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	979 if (OS.pango_layout_iter_next_line(iter)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	980 lineEnd = OS.pango_layout_iter_get_index(iter) - 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	981 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	982 lineEnd = slen;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	983 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	984 if (byteStart > lineEnd) continue;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	985 rect.x = OS.PANGO_PIXELS(pangoRect.x);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	986 rect.y = OS.PANGO_PIXELS(pangoRect.y);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	987 rect.width = OS.PANGO_PIXELS(pangoRect.width);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	988 rect.height = OS.PANGO_PIXELS(pangoRect.height);
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	989 OS.gdk_region_union_with_rect(linesRegion, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	990 } while (lineEnd + 1 <= byteEnd);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	991 OS.gdk_region_intersect(clipRegion, linesRegion);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	992 OS.gdk_region_destroy(linesRegion);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	993 OS.pango_layout_iter_free(iter);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	994
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	995 OS.gdk_region_get_clipbox(clipRegion, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	996 OS.gdk_region_destroy(clipRegion);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	997 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	998 rect.x = width() - rect.x - rect.width;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	999 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1000 return new Rectangle(rect.x, rect.y, rect.width, rect.height);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1001 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1002
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1003 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1004 * Returns the descent of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1005 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1006 * @return the descent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1007 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1008 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1009 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1010 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1011 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1012 * @see #getAscent()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1013 * @see #setAscent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1014 * @see #setDescent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1015 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1016 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1017 public int getDescent () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1018 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1019 return descent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1020 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1021
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1022 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1023 * Returns the default font currently being used by the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1024 * to draw and measure text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1025 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1026 * @return the receiver's font
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1027 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1028 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1029 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1030 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1031 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1032 public Font getFont () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1033 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1034 return font;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1035 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1036
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1037 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1038 * Returns the receiver's indent.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1039 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1040 * @return the receiver's indent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1041 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1042 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1043 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1044 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1045 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1046 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1047 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1048 public int getIndent () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1049 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1050 return OS.PANGO_PIXELS(OS.pango_layout_get_indent(layout));
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1051 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1052
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1053 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1054 * Returns the receiver's justification.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1055 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1056 * @return the receiver's justification
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1057 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1058 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1059 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1060 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1061 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1062 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1063 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1064 public bool getJustify () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1065 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1066 return cast(bool) OS.pango_layout_get_justify(layout);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1067 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1068
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1069 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1070 * Returns the embedding level for the specified character offset. The
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1071 * embedding level is usually used to determine the directionality of a
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1072 * character in bidirectional text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1073 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1074 * @param offset the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1075 * @return the embedding level
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1076 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1077 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1078 * <li>ERROR_INVALID_ARGUMENT - if the character offset is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1079 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1080 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1081 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1082 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1083 public int getLevel(int offset) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1084 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1085 computeRuns();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1086 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1087 if (!(0 <= offset && offset <= length_)) DWT.error(DWT.ERROR_INVALID_RANGE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1088 offset = translateOffset(offset);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1089 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1090 if (iter is null) DWT.error(DWT.ERROR_NO_HANDLES);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1091 int level = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1092 PangoItem* item = new PangoItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1093 PangoLayoutRun* run = new PangoLayoutRun();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1094 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1095 auto byteOffset = offset;//OS.g_utf8_offset_to_pointer(ptr, offset) - ptr;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1096 int slen = strlen(ptr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1097 byteOffset = Math.min(byteOffset, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1098 do {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1099 auto runPtr = OS.pango_layout_iter_get_run(iter);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1100 if (runPtr !is null) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1101 memmove(run, runPtr, PangoLayoutRun.sizeof);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1102 memmove(item, run.item, PangoItem.sizeof);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1103 if (item.offset <= byteOffset && byteOffset < item.offset + item.length) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1104 level = item.analysis.level;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1105 break;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1106 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1107 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1108 } while (OS.pango_layout_iter_next_run(iter));
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1109 OS.pango_layout_iter_free(iter);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1110 return level;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1111 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1112
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1113 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1114 * Returns the bounds of the line for the specified line index.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1115 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1116 * @param lineIndex the line index
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1117 * @return the line bounds
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1118 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1119 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1120 * <li>ERROR_INVALID_ARGUMENT - if the line index is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1121 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1122 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1123 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1124 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1125 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1126 public Rectangle getLineBounds(int lineIndex) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1127 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1128 computeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1129 int lineCount = OS.pango_layout_get_line_count(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1130 if (!(0 <= lineIndex && lineIndex < lineCount)) DWT.error(DWT.ERROR_INVALID_RANGE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1131 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1132 if (iter is null) DWT.error(DWT.ERROR_NO_HANDLES);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1133 for (int i = 0; i < lineIndex; i++) OS.pango_layout_iter_next_line(iter);
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1134 PangoRectangle rect;
dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1135 OS.pango_layout_iter_get_line_extents(iter, null, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1136 OS.pango_layout_iter_free(iter);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1137 int x = OS.PANGO_PIXELS(rect.x);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1138 int y = OS.PANGO_PIXELS(rect.y);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1139 int width_ = OS.PANGO_PIXELS(rect.width);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1140 int height = OS.PANGO_PIXELS(rect.height);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1141 if (ascent !is -1 && descent !is -1) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1142 height = Math.max (height, ascent + descent);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1143 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1144 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1145 x = width() - x - width_;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1146 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1147 return new Rectangle(x, y, width_, height);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1148 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1149
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1150 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1151 * Returns the receiver's line count. This includes lines caused
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1152 * by wrapping.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1153 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1154 * @return the line count
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1155 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1156 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1157 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1158 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1159 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1160 public int getLineCount() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1161 checkLayout ();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1162 computeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1163 return OS.pango_layout_get_line_count(layout);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1164 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1165
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1166 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1167 * Returns the index of the line that contains the specified
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1168 * character offset.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1169 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1170 * @param offset the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1171 * @return the line index
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1172 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1173 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1174 * <li>ERROR_INVALID_ARGUMENT - if the character offset is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1175 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1176 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1177 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1178 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1179 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1180 public int getLineIndex(int offset) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1181 checkLayout ();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1182 computeRuns();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1183 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1184 if (!(0 <= offset && offset <= length_)) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1185 offset = translateOffset(offset);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1186 int line = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1187 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1188 auto byteOffset = offset;//OS.g_utf8_offset_to_pointer(ptr,offset) - ptr;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1189 int slen = strlen(ptr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1190 byteOffset = Math.min(byteOffset, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1191 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1192 if (iter is null) DWT.error(DWT.ERROR_NO_HANDLES);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1193 while (OS.pango_layout_iter_next_line(iter)) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1194 if (OS.pango_layout_iter_get_index(iter) > byteOffset) break;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1195 line++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1196 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1197 OS.pango_layout_iter_free(iter);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1198 return line;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1199 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1200
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1201 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1202 * Returns the font metrics for the specified line index.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1203 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1204 * @param lineIndex the line index
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1205 * @return the font metrics
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1206 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1207 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1208 * <li>ERROR_INVALID_ARGUMENT - if the line index is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1209 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1210 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1211 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1212 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1213 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1214 public FontMetrics getLineMetrics (int lineIndex) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1215 checkLayout ();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1216 computeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1217 int lineCount = OS.pango_layout_get_line_count(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1218 if (!(0 <= lineIndex && lineIndex < lineCount)) DWT.error(DWT.ERROR_INVALID_RANGE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1219 int ascent = 0, descent = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1220 PangoLayoutLine* line = new PangoLayoutLine();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1221 memmove(line, OS.pango_layout_get_line(layout, lineIndex), PangoLayoutLine.sizeof);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1222 if (line.runs is null) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1223 auto font = this.font !is null ? this.font.handle : device.systemFont.handle;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1224 auto lang = OS.pango_context_get_language(context);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1225 auto metrics = OS.pango_context_get_metrics(context, font, lang);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1226 ascent = OS.pango_font_metrics_get_ascent(metrics);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1227 descent = OS.pango_font_metrics_get_descent(metrics);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1228 OS.pango_font_metrics_unref(metrics);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1229 } else {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1230 PangoRectangle rect;
dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1231 OS.pango_layout_line_get_extents(OS.pango_layout_get_line(layout, lineIndex), null, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1232 ascent = -rect.y;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1233 descent = rect.height - ascent;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1234 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1235 ascent = Math.max(this.ascent, OS.PANGO_PIXELS(ascent));
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1236 descent = Math.max(this.descent, OS.PANGO_PIXELS(descent));
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1237 return FontMetrics.gtk_new(ascent, descent, 0, 0, ascent + descent);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1238 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1239
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1240 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1241 * Returns the line offsets. Each value in the array is the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1242 * offset for the first character in a line except for the last
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1243 * value, which contains the length of the text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1244 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1245 * @return the line offsets
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1246 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1247 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1248 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1249 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1250 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1251 public int[] getLineOffsets() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1252 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1253 computeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1254 int lineCount = OS.pango_layout_get_line_count(layout);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1255 int[] offsets = new int [lineCount + 1];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1256 auto ptr = OS.pango_layout_get_text(layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1257 for (int i = 0; i < lineCount; i++) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1258 auto line = OS.pango_layout_get_line(layout, i);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1259 int pos = cast(int)/64/OS.g_utf8_pointer_to_offset(ptr, ptr + line.start_index);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1260 offsets[i] = untranslateOffset(pos);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1261 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1262 offsets[lineCount] = text.length;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1263 return offsets;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1264 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1265
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1266 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1267 * Returns the location for the specified character offset. The
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1268 * <code>trailing</code> argument indicates whether the offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1269 * corresponds to the leading or trailing edge of the cluster.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1270 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1271 * @param offset the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1272 * @param trailing the trailing flag
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1273 * @return the location of the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1274 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1275 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1276 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1277 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1278 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1279 * @see #getOffset(Point, int[])
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1280 * @see #getOffset(int, int, int[])
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1281 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1282 public Point getLocation(int offset, bool trailing) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1283 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1284 computeRuns();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1285 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1286 if (!(0 <= offset && offset <= length_)) DWT.error(DWT.ERROR_INVALID_RANGE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1287 offset = translateOffset(offset);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1288 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1289 auto cont = fromStringz(ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1290 offset = cont.utf8AdjustOffset(offset);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1291 // leading ZWS+ZWNBS are 2 codepoints in 6 bytes, so we miss 4 bytes here
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1292 int byteOffset = offset;//(OS.g_utf8_offset_to_pointer(ptr, offset) - ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1293 int slen = cont.length;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1294 byteOffset = Math.min(byteOffset, slen);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1295 PangoRectangle* pos = new PangoRectangle();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1296 OS.pango_layout_index_to_pos(layout, byteOffset, pos);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1297 int x = trailing ? pos.x + pos.width : pos.x;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1298 int y = pos.y;
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1299 x = OS.PANGO_PIXELS(x);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1300 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1301 x = width() - x;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1302 }
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1303 return new Point(x, OS.PANGO_PIXELS(y));
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1304 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1305
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1306 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1307 * Returns the next offset for the specified offset and movement
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1308 * type. The movement is one of <code>DWT.MOVEMENT_CHAR</code>,
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1309 * <code>DWT.MOVEMENT_CLUSTER</code>, <code>DWT.MOVEMENT_WORD</code>,
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1310 * <code>DWT.MOVEMENT_WORD_END</code> or <code>DWT.MOVEMENT_WORD_START</code>.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1311 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1312 * @param offset the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1313 * @param movement the movement type
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1314 * @return the next offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1315 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1316 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1317 * <li>ERROR_INVALID_ARGUMENT - if the offset is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1318 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1319 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1320 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1321 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1322 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1323 * @see #getPreviousOffset(int, int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1324 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1325 public int getNextOffset (int offset, int movement) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1326 return _getOffset(offset, movement, true);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1327 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1328
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1329 int _getOffset (int offset, int movement, bool forward) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1330 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1331 computeRuns();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1332 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1333 if (!(0 <= offset && offset <= length_)) DWT.error(DWT.ERROR_INVALID_RANGE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1334 if (forward) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1335 if (offset is length_) return length_;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1336 } else {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1337 if (offset is 0) return 0;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1338 }
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1339 auto cont = OS.pango_layout_get_text(layout);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1340 assert( cont );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1341 auto dcont = fromStringz(cont);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1342 int step = forward ? 1 : -1;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1343 if ((movement & DWT.MOVEMENT_CHAR) !is 0){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1344 //PORTING take care of utf8
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1345 int toffset = translateOffset(offset);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1346 toffset = dcont.utf8AdjustOffset( toffset );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1347 int incr = dcont.getRelativeCodePointOffset( toffset, step );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1348 return offset + incr;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1349 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1350 PangoLogAttr* attrs;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1351 int nAttrs;
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1352 // return one attr per codepoint (=char in pango)
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1353 OS.pango_layout_get_log_attrs(layout, &attrs, &nAttrs);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1354 if (attrs is null) return offset + step;
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1355 length_ = dcont.length;//OS.g_utf8_strlen(cont, -1);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1356 offset = translateOffset(offset);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1357 offset = dcont.utf8AdjustOffset( offset );
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1358
6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1359 PangoLogAttr* logAttr;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1360 offset = validateOffset( dcont, offset, step);
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1361 // the loop is byte oriented
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1362 while (0 < offset && offset < length_) {
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1363 logAttr = & attrs[ OS.g_utf8_pointer_to_offset( cont, cont+offset) ];
6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1364 if (((movement & DWT.MOVEMENT_CLUSTER) !is 0) && logAttr.is_cursor_position ) break;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1365 if ((movement & DWT.MOVEMENT_WORD) !is 0) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1366 if (forward) {
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1367 if (logAttr.is_word_end ) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1368 } else {
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1369 if (logAttr.is_word_start ) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1370 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1371 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1372 if ((movement & DWT.MOVEMENT_WORD_START) !is 0) {
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1373 if (logAttr.is_word_start ) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1374 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1375 if ((movement & DWT.MOVEMENT_WORD_END) !is 0) {
284 6956821fe8ed Fixes for StyledText Frank Benoit <benoit@tionex.de> parents: 261 diff changeset	1376 if (logAttr.is_word_end ) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1377 }
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1378 offset = validateOffset( dcont, offset, step);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1379 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1380 OS.g_free(attrs);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1381 return Math.min(Math.max(0, untranslateOffset(offset)), text.length);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1382 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1383
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1384 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1385 * Returns the character offset for the specified point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1386 * For a typical character, the trailing argument will be filled in to
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1387 * indicate whether the point is closer to the leading edge (0) or
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1388 * the trailing edge (1). When the point is over a cluster composed
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1389 * of multiple characters, the trailing argument will be filled with the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1390 * position of the character in the cluster that is closest to
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1391 * the point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1392 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1393 * @param point the point
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1394 * @param trailing the trailing buffer
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1395 * @return the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1396 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1397 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1398 * <li>ERROR_INVALID_ARGUMENT - if the trailing length is less than <code>1</code></li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1399 * <li>ERROR_NULL_ARGUMENT - if the point is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1400 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1401 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1402 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1403 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1404 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1405 * @see #getLocation(int, bool)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1406 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1407 public int getOffset(Point point, int[] trailing) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1408 checkLayout();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1409 if (point is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1410 return getOffset(point.x, point.y, trailing);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1411 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1412
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1413 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1414 * Returns the character offset for the specified point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1415 * For a typical character, the trailing argument will be filled in to
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1416 * indicate whether the point is closer to the leading edge (0) or
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1417 * the trailing edge (1). When the point is over a cluster composed
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1418 * of multiple characters, the trailing argument will be filled with the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1419 * position of the character in the cluster that is closest to
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1420 * the point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1421 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1422 * @param x the x coordinate of the point
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1423 * @param y the y coordinate of the point
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1424 * @param trailing the trailing buffer
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1425 * @return the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1426 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1427 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1428 * <li>ERROR_INVALID_ARGUMENT - if the trailing length is less than <code>1</code></li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1429 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1430 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1431 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1432 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1433 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1434 * @see #getLocation(int, bool)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1435 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1436 public int getOffset(int x, int y, int[] trailing) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1437 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1438 computeRuns();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1439 if (trailing !is null && trailing.length < 1) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1440 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1441 x = width() - x;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1442 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1443
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1444 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1445 * Feature in GTK. pango_layout_xy_to_index() returns the
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1446 * logical end/start offset of a line when the coordinates are outside
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1447 * the line bounds. In DWT the correct behavior is to return the closest
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1448 * visual offset. The fix is to clamp the coordinates inside the
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1449 * line bounds.
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1450 */
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1451 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1452 if (iter is null) DWT.error(DWT.ERROR_NO_HANDLES);
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1453 PangoRectangle rect;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1454 do {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1455 OS.pango_layout_iter_get_line_extents(iter, null, &rect);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1456 rect.y = OS.PANGO_PIXELS(rect.y);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1457 rect.height = OS.PANGO_PIXELS(rect.height);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1458 if (rect.y <= y && y < rect.y + rect.height) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1459 rect.x = OS.PANGO_PIXELS(rect.x);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1460 rect.width = OS.PANGO_PIXELS(rect.width);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1461 if (x >= rect.x + rect.width) x = rect.x + rect.width - 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1462 if (x < rect.x) x = rect.x;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1463 break;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1464 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1465 } while (OS.pango_layout_iter_next_line(iter));
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1466 OS.pango_layout_iter_free(iter);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1467
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1468 int index;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1469 int piTrailing;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1470 OS.pango_layout_xy_to_index(layout, x * OS.PANGO_SCALE, y * OS.PANGO_SCALE, &index, &piTrailing);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1471 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1472 int offset = index;//OS.g_utf8_pointer_to_offset(ptr, ptr + index);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1473 if (trailing !is null) trailing[0] = piTrailing;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1474 return untranslateOffset(offset);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1475 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1476
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1477 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1478 * Returns the orientation of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1479 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1480 * @return the orientation style
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1481 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1482 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1483 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1484 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1485 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1486 public int getOrientation() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1487 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1488 int baseDir = OS.pango_context_get_base_dir(context);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1489 return baseDir is OS.PANGO_DIRECTION_RTL ? DWT.RIGHT_TO_LEFT : DWT.LEFT_TO_RIGHT;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1490 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1491
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1492 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1493 * Returns the previous offset for the specified offset and movement
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1494 * type. The movement is one of <code>DWT.MOVEMENT_CHAR</code>,
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1495 * <code>DWT.MOVEMENT_CLUSTER</code> or <code>DWT.MOVEMENT_WORD</code>,
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1496 * <code>DWT.MOVEMENT_WORD_END</code> or <code>DWT.MOVEMENT_WORD_START</code>.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1497 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1498 * @param offset the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1499 * @param movement the movement type
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1500 * @return the previous offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1501 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1502 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1503 * <li>ERROR_INVALID_ARGUMENT - if the offset is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1504 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1505 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1506 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1507 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1508 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1509 * @see #getNextOffset(int, int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1510 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1511 public int getPreviousOffset (int index, int movement) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1512 return _getOffset(index, movement, false);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1513 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1514
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1515 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1516 * Gets the ranges of text that are associated with a <code>TextStyle</code>.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1517 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1518 * @return the ranges, an array of offsets representing the start and end of each
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1519 * text style.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1520 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1521 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1522 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1523 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1524 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1525 * @see #getStyles()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1526 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1527 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1528 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1529 public int[] getRanges () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1530 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1531 int[] result = new int[styles.length * 2];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1532 int count = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1533 for (int i=0; i<styles.length - 1; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1534 if (styles[i].style !is null) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1535 result[count++] = styles[i].start;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1536 result[count++] = styles[i + 1].start - 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1537 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1538 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1539 if (count !is result.length) {
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1540 int[] newResult = new int[count];
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1541 System.arraycopy(result, 0, newResult, 0, count);
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1542 result = newResult;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1543 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1544 return result;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1545 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1546
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1547 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1548 * Returns the text segments offsets of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1549 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1550 * @return the text segments offsets
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1551 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1552 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1553 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1554 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1555 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1556 public int[] getSegments() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1557 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1558 return segments;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1559 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1560
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1561 String getSegmentsText() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1562 if (segments is null) return text;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1563 int nSegments = segments.length;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1564 if (nSegments <= 1) return text;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1565 int len = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1566 if (len is 0) return text;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1567 if (nSegments is 2) {
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1568 if (segments[0] is 0 && segments[1] is len) return text;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1569 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1570 char[] oldChars = text[0..len].dup;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1571 char[] newChars = new char[len + nSegments*3];
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1572 int charCount = 0, segmentCount = 0;
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1573 String separator = getOrientation() is DWT.RIGHT_TO_LEFT ? STR_RTL_MARK : STR_LTR_MARK;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1574 while (charCount < len) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1575 if (segmentCount < nSegments && charCount is segments[segmentCount]) {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1576 newChars[charCount + segmentCount .. charCount + segmentCount + separator.length ] = separator;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1577 segmentCount+=separator.length;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1578 } else {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1579 newChars[charCount + segmentCount] = oldChars[charCount];
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1580 charCount++;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1581 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1582 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1583 if (segmentCount < nSegments) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1584 segments[segmentCount] = charCount;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1585 newChars[charCount + segmentCount .. charCount + segmentCount + separator.length ] = separator;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1586 segmentCount+=separator.length;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1587 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1588 return newChars[ 0 .. Math.min(charCount + segmentCount, newChars.length) ];
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1589 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1590
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1591 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1592 * Returns the line spacing of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1593 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1594 * @return the line spacing
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1595 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1596 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1597 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1598 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1599 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1600 public int getSpacing () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1601 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1602 return OS.PANGO_PIXELS(OS.pango_layout_get_spacing(layout));
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1603 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1604
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1605 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1606 * Gets the style of the receiver at the specified character offset.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1607 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1608 * @param offset the text offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1609 * @return the style or <code>null</code> if not set
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1610 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1611 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1612 * <li>ERROR_INVALID_ARGUMENT - if the character offset is out of range</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1613 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1614 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1615 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1616 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1617 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1618 public TextStyle getStyle (int offset) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1619 checkLayout();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1620 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1621 if (!(0 <= offset && offset < length_)) DWT.error(DWT.ERROR_INVALID_RANGE);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1622 for (int i=1; i<styles.length; i++) {
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1623 StyleItem item = styles[i];
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1624 if (item.start > offset) {
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1625 return styles[i - 1].style;
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1626 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1627 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1628 return null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1629 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1630
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1631 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1632 * Gets all styles of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1633 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1634 * @return the styles
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1635 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1636 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1637 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1638 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1639 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1640 * @see #getRanges()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1641 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1642 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1643 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1644 public TextStyle[] getStyles () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1645 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1646 TextStyle[] result = new TextStyle[styles.length];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1647 int count = 0;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1648 for (int i=0; i<styles.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1649 if (styles[i].style !is null) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1650 result[count++] = styles[i].style;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1651 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1652 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1653 if (count !is result.length) {
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1654 TextStyle[] newResult = new TextStyle[count];
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1655 System.arraycopy(result, 0, newResult, 0, count);
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1656 result = newResult;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1657 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1658 return result;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1659 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1660
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1661 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1662 * Returns the tab list of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1663 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1664 * @return the tab list
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1665 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1666 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1667 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1668 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1669 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1670 public int[] getTabs() {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1671 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1672 return tabs;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1673 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1674
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1675 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1676 * Gets the receiver's text, which will be an empty
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1677 * string if it has never been set.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1678 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1679 * @return the receiver's text
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1680 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1681 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1682 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1683 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1684 */
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1685 public String getText () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1686 checkLayout ();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1687 return text;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1688 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1689
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1690 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1691 * Returns the width of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1692 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1693 * @return the width
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1694 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1695 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1696 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1697 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1698 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1699 public int getWidth () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1700 checkLayout ();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1701 int width = OS.pango_layout_get_width(layout);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1702 return width !is -1 ? OS.PANGO_PIXELS(width) : -1;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1703 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1704
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1705 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1706 * Returns <code>true</code> if the text layout has been disposed,
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1707 * and <code>false</code> otherwise.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1708 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1709 * This method gets the dispose state for the text layout.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1710 * When a text layout has been disposed, it is an error to
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1711 * invoke any other method using the text layout.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1712 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1713 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1714 * @return <code>true</code> when the text layout is disposed and <code>false</code> otherwise
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1715 */
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 146 diff changeset	1716 public override bool isDisposed () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1717 return layout is null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1718 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1719
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1720 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1721 * Sets the text alignment for the receiver. The alignment controls
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1722 * how a line of text is positioned horizontally. The argument should
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1723 * be one of <code>DWT.LEFT</code>, <code>DWT.RIGHT</code> or <code>DWT.CENTER</code>.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1724 * <p>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1725 * The default alignment is <code>DWT.LEFT</code>. Note that the receiver's
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1726 * width must be set in order to use <code>DWT.RIGHT</code> or <code>DWT.CENTER</code>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1727 * alignment.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1728 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1729 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1730 * @param alignment the new alignment
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1731 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1732 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1733 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1734 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1735 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1736 * @see #setWidth(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1737 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1738 public void setAlignment (int alignment) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1739 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1740 int mask = DWT.LEFT \| DWT.CENTER \| DWT.RIGHT;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1741 alignment &= mask;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1742 if (alignment is 0) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1743 if ((alignment & DWT.LEFT) !is 0) alignment = DWT.LEFT;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1744 if ((alignment & DWT.RIGHT) !is 0) alignment = DWT.RIGHT;
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1745 bool rtl = OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1746 int align_ = OS.PANGO_ALIGN_CENTER;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1747 switch (alignment) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1748 case DWT.LEFT:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1749 align_ = rtl ? OS.PANGO_ALIGN_RIGHT : OS.PANGO_ALIGN_LEFT;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1750 break;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1751 case DWT.RIGHT:
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1752 align_ = rtl ? OS.PANGO_ALIGN_LEFT : OS.PANGO_ALIGN_RIGHT;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1753 break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1754 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1755 OS.pango_layout_set_alignment(layout, align_);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1756 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1757
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1758 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1759 * Sets the ascent of the receiver. The ascent is distance in pixels
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1760 * from the baseline to the top of the line and it is applied to all
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1761 * lines. The default value is <code>-1</code> which means that the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1762 * ascent is calculated from the line fonts.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1763 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1764 * @param ascent the new ascent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1765 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1766 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1767 * <li>ERROR_INVALID_ARGUMENT - if the ascent is less than <code>-1</code></li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1768 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1769 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1770 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1771 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1772 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1773 * @see #setDescent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1774 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1775 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1776 public void setAscent (int ascent) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1777 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1778 if (ascent < -1) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1779 if (this.ascent is ascent) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1780 freeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1781 this.ascent = ascent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1782 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1783
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1784 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1785 * Sets the descent of the receiver. The descent is distance in pixels
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1786 * from the baseline to the bottom of the line and it is applied to all
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1787 * lines. The default value is <code>-1</code> which means that the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1788 * descent is calculated from the line fonts.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1789 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1790 * @param descent the new descent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1791 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1792 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1793 * <li>ERROR_INVALID_ARGUMENT - if the descent is less than <code>-1</code></li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1794 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1795 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1796 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1797 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1798 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1799 * @see #setAscent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1800 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1801 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1802 public void setDescent (int descent) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1803 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1804 if (descent < -1) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1805 if (this.descent is descent) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1806 freeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1807 this.descent = descent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1808 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1809
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1810 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1811 * Sets the default font which will be used by the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1812 * to draw and measure text. If the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1813 * argument is null, then a default font appropriate
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1814 * for the platform will be used instead. Note that a text
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1815 * style can override the default font.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1816 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1817 * @param font the new font for the receiver, or null to indicate a default font
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1818 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1819 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1820 * <li>ERROR_INVALID_ARGUMENT - if the font has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1821 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1822 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1823 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1824 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1825 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1826 public void setFont (Font font) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1827 checkLayout ();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1828 if (font !is null && font.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1829 Font oldFont = this.font;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1830 if (oldFont is font) return;
259 c0d810de7093 Update SWT 3.4M7 to 3.4 Frank Benoit <benoit@tionex.de> parents: 255 diff changeset	1831 freeRuns();
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1832 this.font = font;
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1833 if (oldFont !is null && oldFont.opEquals(font)) return;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1834 OS.pango_layout_set_font_description(layout, font !is null ? font.handle : device.systemFont.handle);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1835 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1836
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1837 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1838 * Sets the indent of the receiver. This indent it applied of the first line of
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1839 * each paragraph.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1840 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1841 * @param indent new indent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1842 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1843 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1844 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1845 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1846 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1847 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1848 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1849 public void setIndent (int indent) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1850 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1851 if (indent < 0) return;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1852 OS.pango_layout_set_indent(layout, indent * OS.PANGO_SCALE);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1853 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1854
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1855 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1856 * Sets the justification of the receiver. Note that the receiver's
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1857 * width must be set in order to use justification.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1858 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1859 * @param justify new justify
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1860 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1861 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1862 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1863 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1864 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1865 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1866 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1867 public void setJustify (bool justify) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1868 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1869 OS.pango_layout_set_justify(layout, justify);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1870 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1871
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1872 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1873 * Sets the orientation of the receiver, which must be one
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1874 * of <code>DWT.LEFT_TO_RIGHT</code> or <code>DWT.RIGHT_TO_LEFT</code>.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1875 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1876 * @param orientation new orientation style
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1877 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1878 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1879 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1880 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1881 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1882 public void setOrientation(int orientation) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1883 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1884 int mask = DWT.RIGHT_TO_LEFT \| DWT.LEFT_TO_RIGHT;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1885 orientation &= mask;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1886 if (orientation is 0) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1887 if ((orientation & DWT.LEFT_TO_RIGHT) !is 0) orientation = DWT.LEFT_TO_RIGHT;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1888 int baseDir = orientation is DWT.RIGHT_TO_LEFT ? OS.PANGO_DIRECTION_RTL : OS.PANGO_DIRECTION_LTR;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1889 if (OS.pango_context_get_base_dir(context) is baseDir) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1890 OS.pango_context_set_base_dir(context, baseDir);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1891 OS.pango_layout_context_changed(layout);
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1892 int align_ = OS.pango_layout_get_alignment(layout);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1893 if (align_ !is OS.PANGO_ALIGN_CENTER) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1894 align_ = align_ is OS.PANGO_ALIGN_LEFT ? OS.PANGO_ALIGN_RIGHT : OS.PANGO_ALIGN_LEFT;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1895 OS.pango_layout_set_alignment(layout, align_);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1896 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1897 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1898
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1899 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1900 * Sets the line spacing of the receiver. The line spacing
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1901 * is the space left between lines.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1902 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1903 * @param spacing the new line spacing
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1904 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1905 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1906 * <li>ERROR_INVALID_ARGUMENT - if the spacing is negative</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1907 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1908 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1909 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1910 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1911 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1912 public void setSpacing (int spacing) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1913 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1914 if (spacing < 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1915 OS.pango_layout_set_spacing(layout, spacing * OS.PANGO_SCALE);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1916 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1917
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1918 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1919 * Sets the offsets of the receiver's text segments. Text segments are used to
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1920 * override the default behaviour of the bidirectional algorithm.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1921 * Bidirectional reordering can happen within a text segment but not
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1922 * between two adjacent segments.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1923 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1924 * Each text segment is determined by two consecutive offsets in the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1925 * <code>segments</code> arrays. The first element of the array should
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1926 * always be zero and the last one should always be equals to length of
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1927 * the text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1928 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1929 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1930 * @param segments the text segments offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1931 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1932 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1933 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1934 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1935 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1936 public void setSegments(int[] segments) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1937 checkLayout();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1938 if (this.segments is null && segments is null) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1939 if (this.segments !is null && segments !is null) {
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1940 if (this.segments.length is segments.length) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1941 int i;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1942 for (i = 0; i <segments.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1943 if (this.segments[i] !is segments[i]) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1944 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1945 if (i is segments.length) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1946 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1947 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1948 freeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1949 this.segments = segments;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1950 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1951
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1952 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1953 * Sets the style of the receiver for the specified range. Styles previously
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1954 * set for that range will be overwritten. The start and end offsets are
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1955 * inclusive and will be clamped if out of range.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1956 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1957 * @param style the style
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1958 * @param start the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1959 * @param end the end offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1960 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1961 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1962 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1963 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1964 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1965 public void setStyle (TextStyle style, int start, int end) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1966 checkLayout();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1967 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1968 if (length_ is 0) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1969 if (start > end) return;
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1970 start = Math.min(Math.max(0, start), length_ - 1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1971 end = Math.min(Math.max(0, end), length_ - 1);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1972 start = text.utf8AdjustOffset( start );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1973 end = text.utf8AdjustOffset( end );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1974
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1975
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1976 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1977 * Bug in Pango. Pango 1.2.2 will cause a segmentation fault if a style
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1978 * is not applied for a whole ligature. The fix is to applied the
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1979 * style for the whole ligature.
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1980 *
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1981 * NOTE that fix only LamAlef ligatures.
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1982 */
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1983 int relIndex;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1984 if ((start > 0 ) && isAlef(text[ start .. $ ].firstCodePoint()) && isLam(text.getRelativeCodePoint( start, -1, relIndex ))) {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1985 start += relIndex;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1986 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	1987 if ((end < length_ - 1) && isLam(text[ end .. $ ].firstCodePoint()) && isAlef(text.getRelativeCodePoint(end, 1,relIndex))) {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1988 end += relIndex;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1989 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1990
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1991 int low = -1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1992 int high = styles.length;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1993 while (high - low > 1) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1994 int index = (high + low) / 2;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1995 if (styles[index + 1].start > start) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1996 high = index;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1997 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1998 low = index;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1999 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2000 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2001 if (0 <= high && high < styles.length) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2002 StyleItem item = styles[high];
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2003 if (item.start is start && styles[high + 1].start - 1 is end) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2004 if (style is null) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2005 if (item.style is null) return;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2006 } else {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2007 if (style.opEquals(item.style)) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2008 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2009 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2010 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2011 freeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2012 int modifyStart = high;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2013 int modifyEnd = modifyStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2014 while (modifyEnd < styles.length) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2015 if (styles[modifyEnd + 1].start > end) break;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2016 modifyEnd++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2017 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2018 if (modifyStart is modifyEnd) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2019 int styleStart = styles[modifyStart].start;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2020 int styleEnd = styles[modifyEnd + 1].start - 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2021 if (styleStart is start && styleEnd is end) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2022 styles[modifyStart].style = style;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2023 return;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2024 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2025 if (styleStart !is start && styleEnd !is end) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2026 StyleItem[] newStyles = new StyleItem[styles.length + 2];
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	2027 System.arraycopy(styles, 0, newStyles, 0, modifyStart + 1);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2028 StyleItem item = new StyleItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2029 item.start = start;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2030 item.style = style;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2031 newStyles[modifyStart + 1] = item;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2032 item = new StyleItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2033 item.start = end + 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2034 item.style = styles[modifyStart].style;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2035 newStyles[modifyStart + 2] = item;
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	2036 System.arraycopy(styles, modifyEnd + 1, newStyles, modifyEnd + 3, styles.length - modifyEnd - 1);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2037 styles = newStyles;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2038 return;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2039 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2040 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2041 if (start is styles[modifyStart].start) modifyStart--;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2042 if (end is styles[modifyEnd + 1].start - 1) modifyEnd++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2043 int newLength = styles.length + 1 - (modifyEnd - modifyStart - 1);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2044 StyleItem[] newStyles = new StyleItem[newLength];
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	2045 System.arraycopy(styles, 0, newStyles, 0, modifyStart + 1);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2046 StyleItem item = new StyleItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2047 item.start = start;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2048 item.style = style;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2049 newStyles[modifyStart + 1] = item;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2050 styles[modifyEnd].start = end + 1;
25 fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	2051 System.arraycopy(styles, modifyEnd, newStyles, modifyStart + 2, styles.length - modifyEnd);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2052 styles = newStyles;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2053 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2054
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2055 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2056 * Sets the receiver's tab list. Each value in the tab list specifies
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2057 * the space in pixels from the origin of the text layout to the respective
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2058 * tab stop. The last tab stop width is repeated continuously.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2059 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2060 * @param tabs the new tab list
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2061 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	2062 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2063 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2064 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2065 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2066 public void setTabs(int[] tabs) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2067 checkLayout();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2068 if (this.tabs is null && tabs is null) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2069 if (this.tabs!is null && tabs !is null) {
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2070 if (this.tabs.length is tabs.length) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2071 int i;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2072 for (i = 0; i <tabs.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2073 if (this.tabs[i] !is tabs[i]) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2074 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2075 if (i is tabs.length) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2076 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2077 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2078 this.tabs = tabs;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2079 if (tabs is null) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2080 OS.pango_layout_set_tabs(layout, device.emptyTab);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2081 } else {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2082 auto tabArray = OS.pango_tab_array_new(tabs.length, true);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2083 if (tabArray !is null) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2084 for (int i = 0; i < tabs.length; i++) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2085 OS.pango_tab_array_set_tab(tabArray, i, OS.PANGO_TAB_LEFT, tabs[i]);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2086 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2087 OS.pango_layout_set_tabs(layout, tabArray);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2088 OS.pango_tab_array_free(tabArray);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2089 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2090 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2091 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2092 * Bug in Pango. A change in the tab stop array is not automatically reflected in the
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2093 * pango layout object because the call pango_layout_set_tabs() does not free the
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2094 * lines cache. The fix to use pango_layout_context_changed() to free the lines cache.
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2095 */
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2096 OS.pango_layout_context_changed(layout);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2097 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2098
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2099 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2100 * Sets the receiver's text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2101 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2102 * @param text the new text
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2103 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	2104 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2105 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2106 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2107 */
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	2108 public void setText (String text) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2109 checkLayout ();
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2110 if (text.equals(this.text)) return;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2111 freeRuns();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2112 this.text = text;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2113 styles = new StyleItem[2];
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2114 styles[0] = new StyleItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2115 styles[1] = new StyleItem();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2116 styles[styles.length - 1].start = text.length;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2117 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2118
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2119 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2120 * Sets the line width of the receiver, which determines how
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2121 * text should be wrapped and aligned. The default value is
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2122 * <code>-1</code> which means wrapping is disabled.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2123 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2124 * @param width the new width
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2125 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2126 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2127 * <li>ERROR_INVALID_ARGUMENT - if the width is <code>0</code> or less than <code>-1</code></li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2128 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	2129 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2130 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2131 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2132 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2133 * @see #setAlignment(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2134 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2135 public void setWidth (int width) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2136 checkLayout ();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2137 if (width < -1 \|\| width is 0) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2138 freeRuns();
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2139 if (width is -1) {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2140 OS.pango_layout_set_width(layout, -1);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2141 bool rtl = OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2142 OS.pango_layout_set_alignment(layout, rtl ? OS.PANGO_ALIGN_RIGHT : OS.PANGO_ALIGN_LEFT);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2143 } else {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2144 OS.pango_layout_set_width(layout, width * OS.PANGO_SCALE);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2145 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2146 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2147
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2148 static final bool isLam(int ch) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2149 return ch is 0x0644;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2150 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2151
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2152 static final bool isAlef(int ch) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2153 switch (ch) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2154 case 0x0622:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2155 case 0x0623:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2156 case 0x0625:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2157 case 0x0627:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2158 case 0x0649:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2159 case 0x0670:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2160 case 0x0671:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2161 case 0x0672:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2162 case 0x0673:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2163 case 0x0675:
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2164 return true;
55 93981635e709 Checked and inserted missing default switch cases. Frank Benoit <benoit@tionex.de> parents: 33 diff changeset	2165 default:
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2166 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2167 return false;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2168 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2169
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2170 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2171 * Returns a string containing a concise, human-readable
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2172 * description of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2173 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2174 * @return a string representation of the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2175 */
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	2176 public override String toString () {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2177 if (isDisposed()) return "TextLayout {DISPOSED}";
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2178 return Format( "TextLayout {{{}}", layout );
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2179 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2180
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2181 /*
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2182 * Translate a client offset to an internal offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2183 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2184 int translateOffset(int offset) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2185 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2186 if (length_ is 0) return offset;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2187 if (invalidOffsets is null) return offset;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2188 for (int i = 0; i < invalidOffsets.length; i++) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2189 if (offset < invalidOffsets[i]) break;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2190 offset++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2191 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2192 return offset;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2193 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2194
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2195 /*
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2196 * Translate an internal offset to a client offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2197 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2198 int untranslateOffset(int offset) {
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2199 int length_ = text.length;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2200 if (length_ is 0) return offset;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2201 if (invalidOffsets is null) return offset;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2202 for (int i = 0; i < invalidOffsets.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2203 if (offset is invalidOffsets[i]) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2204 offset++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2205 continue;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2206 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2207 if (offset < invalidOffsets[i]) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2208 return offset - i;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2209 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2210 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2211 return offset - invalidOffsets.length;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2212 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2213
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	2214 int validateOffset( String cont, int offset, int step) {
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2215 if (invalidOffsets is null) return offset + step;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2216 int i = step > 0 ? 0 : invalidOffsets.length - 1;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2217 do {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2218 if( offset is 0 && step < 0 ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2219 offset += step;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2220 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2221 else{
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2222 offset += cont.getRelativeCodePointOffset( offset, step );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	2223 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2224 while (0 <= i && i < invalidOffsets.length) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	2225 if (invalidOffsets[i] is offset) break;
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2226 i += step;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2227 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2228 } while (0 <= i && i < invalidOffsets.length);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	2229 return offset;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2230 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2231
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2232 int width () {
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2233 int wrapWidth = OS.pango_layout_get_width(layout);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2234 if (wrapWidth !is -1) return OS.PANGO_PIXELS(wrapWidth);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2235 int w, h;
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2236 OS.pango_layout_get_size(layout, &w, &h);
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2237 return OS.PANGO_PIXELS(w + OS.pango_layout_get_indent(layout));
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	2238 }
240 ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2239
ce446666f5a2 Update to SWT 3.4M7 Frank Benoit <benoit@tionex.de> parents: 238 diff changeset	2240 }

Mercurial > projects > dwt-linux

annotate dwt/graphics/TextLayout.d @ 284:6956821fe8ed