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

annotate dwt/graphics/TextLayout.d @ 238:380bad9f6852

reverted char[] to String

author	Frank Benoit <benoit@tionex.de>
date	Mon, 05 May 2008 00:42:55 +0200
parents	08789b28bdf3
children	ce446666f5a2

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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	15 import dwt.internal.cairo.Cairo;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	16 import dwt.internal.gtk.OS;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	17 import dwt.internal.Converter;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	18 import dwt.DWT;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwt.graphics.Color;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwt.graphics.Device;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import dwt.graphics.Font;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwt.graphics.FontMetrics;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.graphics.GC;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import dwt.graphics.GCData;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	25 import dwt.graphics.GlyphMetrics;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	26 import dwt.graphics.Point;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	27 import dwt.graphics.Rectangle;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	28 import dwt.graphics.Region;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	29 import dwt.graphics.Resource;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	30 import dwt.graphics.TextStyle;
200 08789b28bdf3 import dwt.dwthelper.utils now explicit Frank Benoit <benoit@tionex.de> parents: 183 diff changeset	31 import dwt.dwthelper.utils;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	32
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	33 import tango.text.convert.Format;
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	34 import tango.stdc.stringz;
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
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	79 static const dchar LTR_MARK = '\u200E', RTL_MARK = '\u200F', ZWS = '\u200B', ZWNBS = '\uFEFF';
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	80 static const String STR_LTR_MARK = "\u200E", STR_RTL_MARK = "\u200F", STR_ZWS = "\u200B", STR_ZWNBS = "\uFEFF";
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	81
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	82 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	83 * 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	84 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	85 * 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	86 * </p>
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 * @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	89 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	90 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	91 * <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	92 * </ul>
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 * @see #dispose()
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 public this (Device 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	97 if (device is null) device = Device.getDevice();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	98 if (device 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	99 this.device = device;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	100 context = OS.gdk_pango_context_get();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	101 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	102 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	103 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	104 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	105 layout = OS.pango_layout_new(context);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	106 if (layout 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	107 OS.pango_layout_set_wrap(layout, OS.PANGO_WRAP_WORD_CHAR);
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.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	109 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	110 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	111 }
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 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	113 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	114 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	115 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	116 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	117 if (device.tracking) device.new_Object(this);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	118 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	119
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	120 void checkLayout() {
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	121 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	122 }
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 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	125 if (attrList !is null) return;
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	126 String segmentsText = getSegmentsText();
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	127 OS.pango_layout_set_text (layout, segmentsText.ptr, segmentsText.length);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	128 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	129 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	130 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	131 //PangoAttribute* attribute = new PangoAttribute();
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	132 char[] chars = null;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	133 int segementsLength = segmentsText.length;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	134 if ((ascent !is -1 \|\| descent !is -1) && segementsLength > 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	135 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	136 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	137 PangoRectangle rect;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	138 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	139 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	140 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	141 chars = new char[segementsLength + lineCount * 6/2/];
59 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 int oldPos = 0, 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	143 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	144 int bytePos = OS.pango_layout_iter_get_index(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	145 /* Note: The length in bytes of ZWS and ZWNBS are both equals to 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	146 int offset = count * 6;
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	147 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	148 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	149 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	150 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	151 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 + 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	153 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	154 OS.pango_attr_list_insert(attrList, attr);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	155 int pos = bytePos;//OS.g_utf8_pointer_to_offset(ptr, ptr + bytePos);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	156 chars[pos + count * 6 +0 .. pos + count * 6 + 3] = STR_ZWS;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	157 chars[pos + count * 6 +3 .. pos + count * 6 + 6] = STR_ZWNBS;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	158 chars[ oldPos + count6 .. oldPos + count6 + pos - oldPos ] =
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	159 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	160 oldPos = 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	161 count++;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	162 } 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	163 OS.pango_layout_iter_free (iter);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	164 chars[ oldPos + count6 .. oldPos + count6 + segementsLength - oldPos ] =
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	165 segmentsText[ oldPos .. segementsLength ];
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	166 String buffer = chars;// Converter.wcsToMbcs(null, chars, false);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	167
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	168 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	169 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	170 } else {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	171 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	172 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	173 int offsetCount = 0;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	174 {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	175 int i = 0;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	176 while( i < chars.length ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	177 int incr;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	178 dchar c = firstCodePoint( chars[ i .. $ ], incr );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	179 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	180 offsetCount+=3;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	181 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	182 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	183 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	184 }
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 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	186 offsetCount = 0;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	187 {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	188 int i = 0;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	189 while( i < chars.length ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	190 int incr;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	191 dchar c = firstCodePoint( chars[ i .. $ ], incr );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	192 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	193 invalidOffsets[offsetCount++] = i;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	194 invalidOffsets[offsetCount++] = i+1;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	195 invalidOffsets[offsetCount++] = i+2;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	196 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	197 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	198 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	199 }
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 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	201 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	202 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	203 TextStyle style = styleItem.style;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	204 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	205 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	206 int end = translateOffset(styles[i+1].start - 1);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	207 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	208 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	209 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	210 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	211 Font font = style.font;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	212 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	213 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	214 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	215 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	216 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	217 }
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 if (style.underline) {
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 auto attr = OS.pango_attr_underline_new(OS.PANGO_UNDERLINE_SINGLE);
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 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	221 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	222 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	223 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	224 if (style.strikeout) {
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	225 auto attr = OS.pango_attr_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	226 attr.start_index = byteStart;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	227 attr.end_index = byteEnd;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	228 OS.pango_attr_list_insert(attrList, attr);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	229 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	230 Color foreground = style.foreground;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	231 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	232 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	233 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	234 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	235 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	236 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	237 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	238 Color background = style.background;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	239 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	240 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	241 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	242 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	243 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	244 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	245 }
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 GlyphMetrics metrics = style.metrics;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	247 if (metrics !is null) {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	248 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	249 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	250 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	251 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	252 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	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 int rise = style.rise;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	258 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	259 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	260 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	261 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	262 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	263 }
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 OS.pango_layout_set_attributes(layout, attrList);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	266 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	267
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	268 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	269 * Disposes of the operating system resources associated with
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	270 * the text layout. Applications must dispose of all allocated text layouts.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	271 */
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 146 diff changeset	272 public override void dispose() {
59 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 if (layout 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	274 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	275 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	276 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	277 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	278 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	279 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	280 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	281 context = 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	282 if (device.tracking) device.dispose_Object(this);
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 device = null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	284 }
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 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	287 * 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	288 * point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	289 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	290 * @param gc the GC to draw
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	291 * @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	292 * @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	293 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	294 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	295 * <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	296 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	297 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	298 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	299 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	300 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	301 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	302 draw(gc, x, y, -1, -1, null, null);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	303 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	304
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	305 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	306 * 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	307 * point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	308 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	309 * @param gc the GC to draw
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	310 * @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	311 * @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	312 * @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	313 * @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	314 * @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	315 * @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	316 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	317 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	318 * <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	319 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	320 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	321 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	322 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	323 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	324 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	325 draw(gc, x, y, selectionStart, selectionEnd, selectionForeground, selectionBackground, 0);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	326 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	327
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	328 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	329 * 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	330 * point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	331 * <p>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	332 * 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	333 * 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	334 * 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	335 * the specified selection behavior to the last line.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	336 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	337 * @param gc the GC to draw
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	338 * @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	339 * @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	340 * @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	341 * @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	342 * @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	343 * @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	344 * @param flags drawing options
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	345 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	346 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	347 * <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	348 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	349 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	350 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	351 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	352 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	353 * @since 3.3
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	354 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	355 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	356 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	357 computeRuns();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	358 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	359 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	360 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	361 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	362 gc.checkGC(GC.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	363 int length = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	364 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	365 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	366 auto cairo = data.cairo;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	367 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	368 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	369 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	370 PangoLogAttr* logAttr = new PangoLogAttr();
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	371 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	372 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	373 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	374 auto iter = OS.pango_layout_get_iter(layout);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	375 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	376 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	377 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	378 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	379 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	380 } 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	381 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	382 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	383 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	384 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	385 int lineEnd;
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	386 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	387 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	388 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	389 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	390 } 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	391 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	392 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	393 bool extent = false;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	394 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	395 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	396 } 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	397 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	398 *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	399 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	400 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	401 } else {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	402 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	403 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	404 }
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 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	406 }
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 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	408 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	409 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	410 int height = OS.PANGO_PIXELS(rect.height);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	411 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	412 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	413 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	414 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	415 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	416 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	417 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	418 } 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	419 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	420 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	421 }
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 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	423 } 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	424 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	425 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	426 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	427 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	428 } 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	429 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	430 }
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 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	432 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	433 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	434 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	435 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	436 OS.pango_cairo_show_layout(cairo, 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	437 } 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	438 OS.gdk_draw_layout(data.drawable, gc.handle, x, y, 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	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 } 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	441 selectionStart = Math.min(Math.max(0, selectionStart), 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	442 selectionEnd = Math.min(Math.max(0, selectionEnd), 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	443 length = OS.g_utf8_strlen(OS.pango_layout_get_text(layout), -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	444 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	445 selectionEnd = translateOffset(selectionEnd);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	446 if (selectionForeground is null) selectionForeground = device.getSystemColor(DWT.COLOR_LIST_SELECTION_TEXT);
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	447 if (selectionBackground is null) selectionBackground = device.getSystemColor(DWT.COLOR_LIST_SELECTION);
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	448 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	449 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	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 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	452 drawWithCairo(cairo, x, y, 0, strlen(ptr), fullSelection, selectionBackground.handle, selectionForeground.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	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_layout_with_colors(data.drawable, gc.handle, x, y, layout, selectionForeground.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	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 } 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	457 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	458 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	459 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	460 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	461 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	462 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	463 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	464 drawWithCairo(cairo, x, y, byteSelStart, byteSelEnd, fullSelection, selectionBackground.handle, selectionForeground.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	465 } 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	466 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	467 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	468 OS.gdk_draw_layout(data.drawable, gc.handle, x, y, 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	469 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	470 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	471 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	472 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	473 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	474 }
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 OS.gdk_draw_layout_with_colors(data.drawable, gc.handle, x, y, layout, selectionForeground.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	476 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	477 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	478 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	479 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	480 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	481 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	482
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	483 void drawWithCairo(cairo_t* cairo, int x, int y, int byteSelStart, int byteSelEnd, bool fullSelection, GdkColor* selectionBackground, GdkColor* selectionForeground) {
59 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 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	485 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	486 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	487 OS.pango_cairo_show_layout(cairo, 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	488 }
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 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	490 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	491 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	492 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	493 Cairo.cairo_clip(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	494 OS.gdk_cairo_set_source_color(cairo, selectionBackground);
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 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	496 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	497 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	498 OS.gdk_cairo_set_source_color(cairo, selectionForeground);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	499 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	500 OS.pango_cairo_show_layout(cairo, 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	501 Cairo.cairo_restore(cairo);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	502 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	503
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	504 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	505 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	506 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	507 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	508 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	509 invalidOffsets = null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	510 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	511
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	512 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	513 * 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	514 * of <code>DWT.LEFT</code>, <code>DWT.CENTER</code> or
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	515 * <code>DWT.RIGHT</code>.
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	516 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	517 * @return the alignment used to positioned text horizontally
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	518 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	519 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	520 * <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	521 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	522 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	523 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	524 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	525 auto alignment = OS.pango_layout_get_alignment(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	526 switch ( cast(int)alignment) {
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	527 case OS.PANGO_ALIGN_CENTER: return DWT.CENTER;
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	528 case OS.PANGO_ALIGN_RIGHT: return DWT.RIGHT;
55 93981635e709 Checked and inserted missing default switch cases. Frank Benoit <benoit@tionex.de> parents: 33 diff changeset	529 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	530 }
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	531 return DWT.LEFT;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	532 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	533
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	534 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	535 * Returns the ascent of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	536 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	537 * @return the ascent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	538 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	539 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	540 * <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	541 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	542 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	543 * @see #getDescent()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	544 * @see #setDescent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	545 * @see #setAscent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	546 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	547 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	548 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	549 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	550 return ascent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	551 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	552
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	553 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	554 * Returns the bounds of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	555 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	556 * @return the bounds of the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	557 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	558 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	559 * <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	560 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	561 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	562 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	563 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	564 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	565 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	566 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	567 int wrapWidth = OS.pango_layout_get_width(layout);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	568 int width = OS.PANGO_PIXELS(wrapWidth !is -1 ? wrapWidth : 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	569 int height = OS.PANGO_PIXELS(h);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	570 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	571 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	572 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	573 return new Rectangle(0, 0, width, height);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	574 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	575
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	576 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	577 * Returns the bounds for the specified range of characters. The
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	578 * bounds is the smallest rectangle that encompasses all characters
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	579 * 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	580 * clamped if out of range.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	581 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	582 * @param start the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	583 * @param end the end offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	584 * @return the bounds of the character range
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	585 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	586 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	587 * <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	588 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	589 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	590 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	591 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	592 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	593 int length = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	594 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	595 if (start > end) return new Rectangle(0, 0, 0, 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	596 start = Math.min(Math.max(0, start), 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	597 end = Math.min(Math.max(0, end), 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	598 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	599 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	600 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	601 auto cont = fromStringz(ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	602 start = cont.utf8AdjustOffset( start );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	603 end = cont.utf8AdjustOffset( end );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	604 int incr = 1;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	605 if( end < cont.length ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	606 incr = cont.getRelativeCodePointOffset( end, 1 );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	607 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	608 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	609 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	610 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	611 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	612 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	613 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	614 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	615 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	616 GdkRectangle rect;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	617
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	618 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	619 * 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	620 * 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	621 * 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	622 */
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	623 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	624 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	625 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	626 auto linesRegion = OS.gdk_region_new();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	627 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	628 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	629 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	630 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	631 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	632 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	633 } 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	634 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	635 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	636 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	637 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	638 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	639 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	640 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	641 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	642 } 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	643 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	644 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	645 OS.pango_layout_iter_free(iter);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	646
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	647 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	648 OS.gdk_region_destroy(clipRegion);
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	649 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	650 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	651
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	652 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	653 * Returns the descent of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	654 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	655 * @return the descent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	656 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	657 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	658 * <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	659 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	660 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	661 * @see #getAscent()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	662 * @see #setAscent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	663 * @see #setDescent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	664 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	665 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	666 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	667 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	668 return descent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	669 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	670
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	671 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	672 * Returns the default font currently being used by the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	673 * to draw and measure text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	674 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	675 * @return the receiver's font
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	676 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	677 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	678 * <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	679 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	680 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	681 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	682 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	683 return font;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	684 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	685
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	686 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	687 * Returns the receiver's indent.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	688 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	689 * @return the receiver's indent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	690 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	691 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	692 * <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	693 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	694 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	695 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	696 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	697 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	698 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	699 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	700 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	701
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	702 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	703 * Returns the receiver's justification.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	704 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	705 * @return the receiver's justification
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	706 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	707 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	708 * <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	709 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	710 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	711 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	712 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	713 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	714 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	715 return cast(bool) OS.pango_layout_get_justify(layout);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	716 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	717
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	718 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	719 * Returns the embedding level for the specified character offset. The
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	720 * 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	721 * character in bidirectional text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	722 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	723 * @param offset the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	724 * @return the embedding level
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	725 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	726 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	727 * <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	728 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	729 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	730 * <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	731 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	732 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	733 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	734 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	735 int length = text.length;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	736 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	737 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	738 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	739 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	740 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	741 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	742 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	743 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	744 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	745 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	746 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	747 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	748 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	749 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	750 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	751 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	752 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	753 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	754 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	755 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	756 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	757 } 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	758 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	759 return level;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	760 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	761
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	762 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	763 * 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	764 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	765 * @param lineIndex the line index
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	766 * @return the line bounds
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	767 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	768 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	769 * <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	770 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	771 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	772 * <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	773 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	774 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	775 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	776 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	777 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	778 int lineCount = OS.pango_layout_get_line_count(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	779 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	780 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	781 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	782 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	783 PangoRectangle rect;
dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	784 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	785 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	786 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	787 int 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	788 int 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	789 int height = OS.PANGO_PIXELS(rect.height);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	790 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	791 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	792 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	793 return new Rectangle(x, y, width, height);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	794 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	795
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	796 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	797 * Returns the receiver's line count. This includes lines caused
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	798 * by wrapping.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	799 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	800 * @return the line count
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	801 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	802 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	803 * <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	804 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	805 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	806 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	807 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	808 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	809 return OS.pango_layout_get_line_count(layout);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	810 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	811
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	812 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	813 * Returns the index of the line that contains the specified
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	814 * character offset.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	815 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	816 * @param offset the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	817 * @return the line index
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	818 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	819 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	820 * <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	821 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	822 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	823 * <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	824 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	825 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	826 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	827 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	828 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	829 int length = text.length;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	830 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	831 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	832 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	833 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	834 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	835 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	836 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	837 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	838 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	839 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	840 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	841 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	842 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	843 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	844 return line;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	845 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	846
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 * Returns the font metrics for the specified line index.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	849 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	850 * @param lineIndex the line index
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	851 * @return the font metrics
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	852 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	853 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	854 * <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	855 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	856 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	857 * <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	858 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	859 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	860 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	861 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	862 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	863 int lineCount = OS.pango_layout_get_line_count(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	864 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	865 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	866 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	867 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	868 if (line.runs is null) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	869 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	870 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	871 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	872 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	873 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	874 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	875 } else {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	876 PangoRectangle rect;
dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	877 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	878 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	879 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	880 }
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 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	882 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	883 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	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 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	887 * 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	888 * 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	889 * value, which contains the length of the text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	890 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	891 * @return the line offsets
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	892 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	893 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	894 * <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	895 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	896 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	897 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	898 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	899 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	900 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	901 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	902 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	903 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	904 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	905 int i = 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	906 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	907 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	908 int pos = 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	909 offsets[i++] = untranslateOffset(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	910 } 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	911 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	912 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	913 return offsets;
24 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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	916 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	917 * Returns the location for the specified character offset. The
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	918 * <code>trailing</code> argument indicates whether the offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	919 * corresponds to the leading or trailing edge of the cluster.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	920 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	921 * @param offset the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	922 * @param trailing the trailing flag
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	923 * @return the location of the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	924 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	925 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	926 * <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	927 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	928 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	929 * @see #getOffset(Point, int[])
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	930 * @see #getOffset(int, int, int[])
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	931 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	932 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	933 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	934 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	935 int length = text.length;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	936 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	937 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	938 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	939 auto cont = fromStringz(ptr);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	940 offset = cont.utf8AdjustOffset(offset);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	941 // 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	942 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	943 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	944 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	945 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	946 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	947 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	948 int y = pos.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	949 return new Point(OS.PANGO_PIXELS(x), OS.PANGO_PIXELS(y));
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	950 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	951
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	952 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	953 * 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	954 * 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	955 * <code>DWT.MOVEMENT_CLUSTER</code>, <code>DWT.MOVEMENT_WORD</code>,
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	956 * <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	957 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	958 * @param offset the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	959 * @param movement the movement type
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	960 * @return the next offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	961 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	962 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	963 * <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	964 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	965 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	966 * <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	967 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	968 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	969 * @see #getPreviousOffset(int, int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	970 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	971 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	972 return _getOffset(offset, movement, true);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	973 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	974
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	975 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	976 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	977 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	978 int length = text.length;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	979 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	980 if (forward) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	981 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	982 } else {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	983 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	984 }
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	985 auto cont = OS.pango_layout_get_text(layout);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	986 assert( cont );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	987 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	988 int step = forward ? 1 : -1;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	989 if ((movement & DWT.MOVEMENT_CHAR) !is 0){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	990 //PORTING take care of utf8
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	991 int toffset = translateOffset(offset);
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	992 toffset = dcont.utf8AdjustOffset( toffset );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	993 int incr = dcont.getRelativeCodePointOffset( toffset, step );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	994 return offset + incr;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	995 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	996 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	997 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	998 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	999 if (attrs is null) return offset + step;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1000 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	1001 offset = translateOffset(offset);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1002 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	1003 PangoLogAttr* logAttr = new PangoLogAttr();
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1004 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	1005 while (0 < offset && offset < 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	1006 *logAttr = attrs[ offset ];
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1007 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	1008 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	1009 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	1010 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	1011 } 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	1012 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	1013 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1014 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1015 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	1016 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	1017 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1018 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	1019 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	1020 }
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1021 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	1022 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1023 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	1024 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	1025 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1026
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1027 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1028 * Returns the character offset for the specified point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1029 * 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	1030 * 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	1031 * 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	1032 * 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	1033 * 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	1034 * the point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1035 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1036 * @param point the point
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1037 * @param trailing the trailing buffer
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1038 * @return the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1039 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1040 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1041 * <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	1042 * <li>ERROR_NULL_ARGUMENT - if the point is null</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1043 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1044 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1045 * <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	1046 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1047 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1048 * @see #getLocation(int, bool)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1049 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1050 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	1051 checkLayout();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1052 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	1053 return getOffset(point.x, point.y, trailing);
24 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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1056 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1057 * Returns the character offset for the specified point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1058 * 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	1059 * 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	1060 * 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	1061 * 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	1062 * 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	1063 * the point.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1064 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1065 * @param x the x coordinate of the point
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1066 * @param y the y coordinate of the point
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1067 * @param trailing the trailing buffer
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1068 * @return the character offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1069 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1070 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1071 * <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	1072 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1073 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1074 * <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	1075 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1076 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1077 * @see #getLocation(int, bool)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1078 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1079 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	1080 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	1081 computeRuns();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1082 if (trailing !is null && trailing.length < 1) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1083
59 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 /*
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 * 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	1086 * 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	1087 * 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	1088 * 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	1089 * 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	1090 */
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 auto iter = OS.pango_layout_get_iter(layout);
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1092 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	1093 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	1094 do {
170 dd156298d22f tango -r3232, dmd 1.027, some reedits in StyledText Frank Benoit <benoit@tionex.de> parents: 150 diff changeset	1095 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	1096 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	1097 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	1098 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	1099 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	1100 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	1101 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	1102 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	1103 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	1104 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1105 } 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	1106 OS.pango_layout_iter_free(iter);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1107
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1108 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	1109 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	1110 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	1111 auto ptr = OS.pango_layout_get_text(layout);
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1112 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	1113 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	1114 return untranslateOffset(offset);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1115 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1116
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1117 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1118 * Returns the orientation of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1119 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1120 * @return the orientation style
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1121 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1122 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1123 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1124 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1125 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1126 public 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	1127 checkLayout();
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1128 int baseDir = OS.pango_context_get_base_dir(context);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1129 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	1130 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1131
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1132 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1133 * 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	1134 * 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	1135 * <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	1136 * <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	1137 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1138 * @param offset the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1139 * @param movement the movement type
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1140 * @return the previous offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1141 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1142 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1143 * <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	1144 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1145 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1146 * <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	1147 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1148 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1149 * @see #getNextOffset(int, int)
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 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	1152 return _getOffset(index, movement, false);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1153 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1154
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1155 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1156 * 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	1157 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1158 * @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	1159 * text style.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1160 *
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 * @see #getStyles()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1166 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1167 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1168 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1169 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	1170 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	1171 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	1172 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	1173 for (int i=0; i<styles.length - 1; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1174 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	1175 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	1176 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	1177 }
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 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1179 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	1180 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	1181 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	1182 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	1183 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1184 return result;
24 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 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1188 * Returns the text segments offsets of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1189 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1190 * @return the text segments offsets
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1191 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1192 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1193 * <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	1194 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1195 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1196 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	1197 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	1198 return segments;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1199 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1200
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1201 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	1202 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	1203 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	1204 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	1205 int len = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1206 if (len is 0) return text;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1207 if (nSegments is 2) {
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1208 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	1209 }
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 char[] oldChars = text[0..len].dup;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1211 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	1212 int charCount = 0, segmentCount = 0;
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1213 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	1214 while (charCount < len) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1215 if (segmentCount < nSegments && charCount is segments[segmentCount]) {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1216 newChars[charCount + segmentCount .. charCount + segmentCount + separator.length ] = separator;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1217 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	1218 } else {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1219 newChars[charCount + segmentCount] = oldChars[charCount];
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1220 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	1221 }
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 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1223 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	1224 segments[segmentCount] = charCount;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1225 newChars[charCount + segmentCount .. charCount + segmentCount + separator.length ] = separator;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1226 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	1227 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1228 return newChars[ 0 .. Math.min(charCount + segmentCount, newChars.length) ];
24 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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1231 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1232 * Returns the line spacing of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1233 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1234 * @return the line spacing
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1235 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1236 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1237 * <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	1238 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1239 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1240 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	1241 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	1242 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	1243 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1244
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1245 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1246 * 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	1247 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1248 * @param offset the text offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1249 * @return the style or <code>null</code> if not set
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 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1252 * <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	1253 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1254 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1255 * <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	1256 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1257 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1258 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	1259 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	1260 int length = text.length;
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1261 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	1262 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	1263 StyleItem item = styles[i];
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1264 if (item.start > offset) {
fc2b263b8a3f Merged back the System.arraycopy and use a System class Frank Benoit <benoit@tionex.de> parents: 24 diff changeset	1265 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	1266 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1267 }
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 return null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1269 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1270
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1271 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1272 * Gets all styles of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1273 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1274 * @return the styles
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1275 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1276 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1277 * <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	1278 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1279 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1280 * @see #getRanges()
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1281 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1282 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1283 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1284 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	1285 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	1286 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	1287 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	1288 for (int i=0; i<styles.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1289 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	1290 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	1291 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1292 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1293 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	1294 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	1295 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	1296 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	1297 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1298 return result;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1299 }
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 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1302 * Returns the tab list of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1303 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1304 * @return the tab list
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1305 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1306 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1307 * <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	1308 * </ul>
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[] 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	1311 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	1312 return tabs;
24 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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1315 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1316 * Gets the receiver's text, which will be an empty
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1317 * string if it has never been set.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1318 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1319 * @return the receiver's text
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1320 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1321 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1322 * <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	1323 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1324 */
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1325 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	1326 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	1327 return text;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1328 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1329
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1330 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1331 * Returns the width of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1332 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1333 * @return the width
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1334 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1335 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1336 * <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	1337 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1338 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1339 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	1340 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	1341 int width = OS.pango_layout_get_width(layout);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1342 return width !is -1 ? OS.PANGO_PIXELS(width) : -1;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1343 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1344
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1345 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1346 * 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	1347 * and <code>false</code> otherwise.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1348 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1349 * This method gets the dispose state for the text layout.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1350 * 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	1351 * invoke any other method using the text layout.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1352 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1353 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1354 * @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	1355 */
150 f2e04420fd6c reworked overrides and superclass aliases Frank Benoit <benoit@tionex.de> parents: 146 diff changeset	1356 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	1357 return layout is null;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1358 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1359
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1360 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1361 * Sets the text alignment for the receiver. The alignment controls
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1362 * 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	1363 * 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	1364 * <p>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1365 * 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	1366 * 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	1367 * alignment.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1368 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1369 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1370 * @param alignment the new alignment
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1371 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1372 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1373 * <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	1374 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1375 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1376 * @see #setWidth(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1377 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1378 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	1379 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1380 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	1381 alignment &= mask;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1382 if (alignment is 0) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1383 if ((alignment & DWT.LEFT) !is 0) alignment = DWT.LEFT;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1384 if ((alignment & DWT.RIGHT) !is 0) alignment = 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	1385 int al = OS.PANGO_ALIGN_LEFT;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1386 switch (alignment) {
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1387 case DWT.CENTER: al = OS.PANGO_ALIGN_CENTER; break;
295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1388 case DWT.RIGHT: al = OS.PANGO_ALIGN_RIGHT; break;
55 93981635e709 Checked and inserted missing default switch cases. Frank Benoit <benoit@tionex.de> parents: 33 diff changeset	1389 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	1390 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1391 OS.pango_layout_set_alignment(layout, al);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1392 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1393
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 * 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	1396 * 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	1397 * 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	1398 * ascent is calculated from the line fonts.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1399 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1400 * @param ascent the new ascent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1401 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1402 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1403 * <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	1404 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1405 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1406 * <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	1407 * </ul>
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 * @see #setDescent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1410 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1411 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1412 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	1413 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1414 if (ascent < -1) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1415 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	1416 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	1417 this.ascent = ascent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1418 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1419
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1420 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1421 * 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	1422 * 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	1423 * 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	1424 * descent is calculated from the line fonts.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1425 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1426 * @param descent the new descent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1427 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1428 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1429 * <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	1430 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1431 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1432 * <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	1433 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1434 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1435 * @see #setAscent(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1436 * @see #getLineMetrics(int)
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1437 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1438 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	1439 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1440 if (descent < -1) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1441 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	1442 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	1443 this.descent = descent;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1444 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1445
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1446 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1447 * 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	1448 * to draw and measure text. If the
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1449 * argument is null, then a default font appropriate
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1450 * 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	1451 * style can override the default font.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1452 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1453 * @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	1454 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1455 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1456 * <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	1457 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1458 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1459 * <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	1460 * </ul>
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 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	1463 checkLayout ();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1464 if (font !is null && font.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	1465 if (this.font is font) return;
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1466 if (font !is null && font.opEquals(this.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	1467 this.font = font;
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1468 OS.pango_layout_set_font_description(layout, font !is null ? font.handle : null);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1469 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1470
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1471
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 * 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	1474 * each paragraph.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1475 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1476 * @param indent new indent
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1477 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1478 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1479 * <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	1480 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1481 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1482 * @since 3.2
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 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	1485 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	1486 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	1487 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	1488 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1489
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 * 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	1492 * width must be set in order to use justification.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1493 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1494 * @param justify new justify
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1495 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1496 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1497 * <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	1498 * </ul>
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 * @since 3.2
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1501 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1502 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	1503 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	1504 OS.pango_layout_set_justify(layout, justify);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1505 }
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 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1508 * 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	1509 * 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	1510 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1511 * @param orientation new orientation style
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1512 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1513 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1514 * <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	1515 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1516 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1517 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	1518 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1519 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	1520 orientation &= mask;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1521 if (orientation is 0) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1522 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	1523 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	1524 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	1525 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	1526 OS.pango_layout_context_changed(layout);
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 * Sets the line spacing of the receiver. The line spacing
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1531 * is the space left between lines.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1532 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1533 * @param spacing the new line spacing
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1534 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1535 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1536 * <li>ERROR_INVALID_ARGUMENT - if the spacing is negative</li>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1537 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1538 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1539 * <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	1540 * </ul>
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 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	1543 checkLayout();
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1544 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	1545 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	1546 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1547
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1548 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1549 * 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	1550 * override the default behaviour of the bidirectional algorithm.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1551 * Bidirectional reordering can happen within a text segment but not
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1552 * between two adjacent segments.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1553 * <p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1554 * 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	1555 * <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	1556 * 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	1557 * the text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1558 * </p>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1559 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1560 * @param segments the text segments offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1561 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1562 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1563 * <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	1564 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1565 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1566 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	1567 checkLayout();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1568 if (this.segments is null && segments is null) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1569 if (this.segments !is null && segments !is null) {
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1570 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	1571 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	1572 for (i = 0; i <segments.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1573 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	1574 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1575 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	1576 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1577 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1578 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	1579 this.segments = segments;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1580 }
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 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1583 * 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	1584 * 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	1585 * inclusive and will be clamped if out of range.
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 * @param style the style
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1588 * @param start the start offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1589 * @param end the end offset
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1590 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1591 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1592 * <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	1593 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1594 */
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1595 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	1596 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	1597 int length = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1598 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	1599 if (start > end) 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	1600 start = Math.min(Math.max(0, start), 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	1601 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	1602 start = text.utf8AdjustOffset( start );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1603 end = text.utf8AdjustOffset( end );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1604
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1605
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1606 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1607 * 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	1608 * 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	1609 * 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	1610 *
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1611 * 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	1612 */
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1613 int relIndex;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1614 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	1615 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	1616 }
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1617 if ((end < length - 1) && isLam(text[ end .. $ ].firstCodePoint()) && isAlef(text.getRelativeCodePoint(end, 1,relIndex))) {
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1618 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	1619 }
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1620
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1621 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	1622 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	1623 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	1624 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	1625 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	1626 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	1627 } 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	1628 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	1629 }
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 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1631 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	1632 StyleItem item = styles[high];
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1633 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	1634 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	1635 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	1636 } else {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1637 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	1638 }
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 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1641 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	1642 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	1643 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	1644 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	1645 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	1646 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	1647 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1648 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	1649 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	1650 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	1651 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	1652 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	1653 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	1654 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1655 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	1656 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	1657 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	1658 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	1659 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	1660 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	1661 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	1662 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	1663 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	1664 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	1665 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	1666 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	1667 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	1668 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	1669 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1670 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1671 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	1672 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	1673 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	1674 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	1675 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	1676 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	1677 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	1678 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	1679 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	1680 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	1681 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	1682 styles = newStyles;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1683 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1684
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 * 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	1687 * 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	1688 * tab stop. The last tab stop width is repeated continuously.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1689 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1690 * @param tabs the new tab list
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1691 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1692 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1693 * <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	1694 * </ul>
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 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	1697 checkLayout();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1698 if (this.tabs is null && tabs is null) return;
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1699 if (this.tabs!is null && tabs !is null) {
c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1700 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	1701 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	1702 for (i = 0; i <tabs.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1703 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	1704 }
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1705 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	1706 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1707 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1708 this.tabs = tabs;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1709 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	1710 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	1711 } 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	1712 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	1713 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	1714 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	1715 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	1716 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1717 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	1718 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	1719 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1720 }
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 /*
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1722 * 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	1723 * 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	1724 * 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	1725 */
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1726 OS.pango_layout_context_changed(layout);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1727 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1728
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1729 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1730 * Sets the receiver's text.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1731 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1732 * @param text the new text
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1733 *
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1734 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1735 * <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	1736 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1737 */
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1738 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	1739 checkLayout ();
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1740 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	1741 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	1742 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	1743 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	1744 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	1745 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	1746 styles[styles.length - 1].start = text.length;
24 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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1749 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1750 * Sets the line width of the receiver, which determines how
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1751 * text should be wrapped and aligned. The default value is
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1752 * <code>-1</code> which means wrapping is disabled.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1753 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1754 * @param width the new width
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1755 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1756 * @exception IllegalArgumentException <ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1757 * <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	1758 * </ul>
71 295b29fc7d13 Renamed SWT to DWT Frank Benoit <benoit@tionex.de> parents: 59 diff changeset	1759 * @exception DWTException <ul>
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1760 * <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	1761 * </ul>
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1762 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1763 * @see #setAlignment(int)
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 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	1766 checkLayout ();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1767 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	1768 freeRuns();
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1769 OS.pango_layout_set_width(layout, width is -1 ? -1 : width * OS.PANGO_SCALE);
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1770 }
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 static final bool isLam(int ch) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1773 return ch is 0x0644;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1774 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1775
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1776 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	1777 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	1778 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	1779 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	1780 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	1781 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	1782 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	1783 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	1784 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	1785 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	1786 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	1787 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	1788 return true;
55 93981635e709 Checked and inserted missing default switch cases. Frank Benoit <benoit@tionex.de> parents: 33 diff changeset	1789 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	1790 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1791 return false;
24 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
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1794 /**
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1795 * Returns a string containing a concise, human-readable
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1796 * description of the receiver.
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1797 *
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1798 * @return a string representation of the receiver
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1799 */
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1800 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	1801 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	1802 return Format( "TextLayout {{{}}", layout );
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1803 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1804
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1805 /*
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1806 * Translate a client offset to an internal offset
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 int translateOffset(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	1809 int length = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1810 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	1811 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	1812 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	1813 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	1814 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	1815 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1816 return offset;
24 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 /*
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1820 * Translate an internal offset to a client offset
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 int untranslateOffset(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	1823 int length = text.length;
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1824 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	1825 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	1826 for (int i = 0; i < invalidOffsets.length; i++) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1827 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	1828 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	1829 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	1830 }
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 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	1832 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	1833 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1834 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1835 return offset - invalidOffsets.length;
24 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
238 380bad9f6852 reverted char[] to String Frank Benoit <benoit@tionex.de> parents: 200 diff changeset	1838 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	1839 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	1840 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	1841 do {
182 721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1842 if( offset is 0 && step < 0 ){
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1843 offset += step;
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1844 }
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1845 else{
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1846 offset += cont.getRelativeCodePointOffset( offset, step );
721afe91f448 Fix: several utf8 awareness problems Frank Benoit <benoit@tionex.de> parents: 170 diff changeset	1847 }
59 8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1848 while (0 <= i && i < invalidOffsets.length) {
140 c3880d67f906 more tabs Frank Benoit <benoit@tionex.de> parents: 72 diff changeset	1849 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	1850 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	1851 }
8cec8f536af3 All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed. Frank Benoit <benoit@tionex.de> parents: 55 diff changeset	1852 } 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	1853 return offset;
24 bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1854 }
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1855
bc06000c0816 TextLayout and GC, graphics complete Frank Benoit <benoit@tionex.de> parents: diff changeset	1856 }

Mercurial > projects > dwt-linux

annotate dwt/graphics/TextLayout.d @ 238:380bad9f6852