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

annotate dwt/graphics/TextLayout.d @ 255:5a30aa9820f3

removed tango.stdc.stringz imports and allow null for arrays and string arguments.

author	Frank Benoit <benoit@tionex.de>
date	Sun, 15 Jun 2008 22:32:20 +0200
parents	f08216d53777
children	c0d810de7093

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

Mercurial > projects > dwt-linux

annotate dwt/graphics/TextLayout.d @ 255:5a30aa9820f3