Mercurial > projects > dwt-linux
annotate dwt/graphics/TextLayout.d @ 246:f08216d53777
Fix merge bug in TextLayout
author | Frank Benoit <benoit@tionex.de> |
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date | Mon, 19 May 2008 17:08:39 +0200 |
parents | ce446666f5a2 |
children | 5a30aa9820f3 |
rev | line source |
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72 | 1 /******************************************************************************* |
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2 * Copyright (c) 2000, 2007 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
72 | 10 * Port to the D programming language: |
11 * Frank Benoit <benoit@tionex.de> | |
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12 *******************************************************************************/ |
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13 module dwt.graphics.TextLayout; |
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14 |
240 | 15 import dwt.internal.Compatibility; |
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16 import dwt.internal.cairo.Cairo; |
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17 import dwt.internal.gtk.OS; |
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18 import dwt.internal.Converter; |
71 | 19 import dwt.DWT; |
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20 import dwt.graphics.Color; |
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21 import dwt.graphics.Device; |
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22 import dwt.graphics.Font; |
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23 import dwt.graphics.FontMetrics; |
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24 import dwt.graphics.GC; |
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25 import dwt.graphics.GCData; |
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26 import dwt.graphics.GlyphMetrics; |
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27 import dwt.graphics.Point; |
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28 import dwt.graphics.Rectangle; |
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29 import dwt.graphics.Region; |
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30 import dwt.graphics.Resource; |
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31 import dwt.graphics.TextStyle; |
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32 import dwt.dwthelper.utils; |
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33 |
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34 import tango.text.convert.Format; |
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35 import tango.stdc.stringz; |
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36 import tango.stdc.string; |
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37 import tango.text.convert.Utf; |
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38 import Math = tango.math.Math; |
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39 |
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40 /** |
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41 * <code>TextLayout</code> is a graphic object that represents |
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42 * styled text. |
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43 * <p> |
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44 * Instances of this class provide support for drawing, cursor |
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45 * navigation, hit testing, text wrapping, alignment, tab expansion |
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46 * line breaking, etc. These are aspects required for rendering internationalized text. |
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47 * </p><p> |
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48 * Application code must explicitly invoke the <code>TextLayout#dispose()</code> |
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49 * method to release the operating system resources managed by each instance |
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50 * when those instances are no longer required. |
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51 * </p> |
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52 * |
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53 * @since 3.0 |
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54 */ |
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55 public final class TextLayout : Resource { |
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56 |
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57 static class StyleItem { |
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58 TextStyle style; |
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59 int start; |
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60 |
238 | 61 public override String toString () { |
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62 return Format( "StyleItem {{{}, {}}", start, style ); |
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63 } |
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64 } |
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65 |
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66 Font font; |
238 | 67 String text; |
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68 int ascent, descent; |
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69 int[] segments; |
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70 int[] tabs; |
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71 StyleItem[] styles; |
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72 PangoLayout* layout; |
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73 PangoContext* context; |
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74 PangoAttrList* attrList; |
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75 int[] invalidOffsets; |
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76 // LTR_MARK LEFT-TO-RIGHT MARK |
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77 // RTL_MARK RIGHT-TO-LEFT MARK |
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78 // ZWS ZERO WIDTH SPACE |
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79 // ZWNBS ZERO WIDTH NO-BREAK SPACE |
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80 static const dchar LTR_MARK = '\u200E'; // x"E2 80 8E" LEFT-TO-RIGHT MARK |
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81 static const dchar RTL_MARK = '\u200F'; // x"E2 80 8F" RIGHT-TO-LEFT MARK |
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82 static const dchar ZWS = '\u200B'; // x"E2 80 8B" ZERO WIDTH SPACE |
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83 static const dchar ZWNBS = '\uFEFF'; // x"EF BB BF" ZERO WIDTH NO-BREAK SPACE |
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84 static const String STR_LTR_MARK = "\u200E"; |
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85 static const String STR_RTL_MARK = "\u200F"; |
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86 static const String STR_ZWS = "\u200B"; |
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87 static const String STR_ZWNBS = "\uFEFF"; |
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88 |
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89 /** |
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90 * Constructs a new instance of this class on the given device. |
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91 * <p> |
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92 * You must dispose the text layout when it is no longer required. |
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93 * </p> |
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94 * |
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95 * @param device the device on which to allocate the text layout |
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96 * |
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97 * @exception IllegalArgumentException <ul> |
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98 * <li>ERROR_NULL_ARGUMENT - if device is null and there is no current device</li> |
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99 * </ul> |
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100 * |
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101 * @see #dispose() |
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102 */ |
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103 public this (Device device) { |
240 | 104 super(device); |
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105 context = OS.gdk_pango_context_get(); |
71 | 106 if (context is null) DWT.error(DWT.ERROR_NO_HANDLES); |
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107 OS.pango_context_set_language(context, OS.gtk_get_default_language()); |
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108 OS.pango_context_set_base_dir(context, OS.PANGO_DIRECTION_LTR); |
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109 OS.gdk_pango_context_set_colormap(context, OS.gdk_colormap_get_system()); |
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110 layout = OS.pango_layout_new(context); |
71 | 111 if (layout is null) DWT.error(DWT.ERROR_NO_HANDLES); |
240 | 112 OS.pango_layout_set_font_description(layout, device.systemFont.handle); |
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113 OS.pango_layout_set_wrap(layout, OS.PANGO_WRAP_WORD_CHAR); |
240 | 114 OS.pango_layout_set_tabs(layout, this.device.emptyTab); |
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115 if (OS.GTK_VERSION >= OS.buildVERSION(2, 4, 0)) { |
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116 OS.pango_layout_set_auto_dir(layout, false); |
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117 } |
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118 text = ""; |
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119 ascent = descent = -1; |
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120 styles = new StyleItem[2]; |
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121 styles[0] = new StyleItem(); |
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122 styles[1] = new StyleItem(); |
240 | 123 init_(); |
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124 } |
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125 |
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126 void checkLayout() { |
71 | 127 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED); |
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128 } |
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129 |
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130 void computeRuns () { |
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131 if (attrList !is null) return; |
238 | 132 String segmentsText = getSegmentsText(); |
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133 OS.pango_layout_set_text (layout, segmentsText.ptr, segmentsText.length); |
140 | 134 if (styles.length is 2 && styles[0].style is null && ascent is -1 && descent is -1 && segments is null) return; |
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135 auto ptr = OS.pango_layout_get_text(layout); |
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136 attrList = OS.pango_attr_list_new(); |
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137 //PangoAttribute* attribute = new PangoAttribute(); |
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138 char[] chars = null; |
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139 int segementsLength = segmentsText.length; |
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140 if ((ascent !is -1 || descent !is -1) && segementsLength > 0) { |
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141 PangoRectangle rect; |
140 | 142 if (ascent !is -1) rect.y = -(ascent * OS.PANGO_SCALE); |
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143 rect.height = (Math.max(0, ascent) + Math.max(0, descent)) * OS.PANGO_SCALE; |
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144 int lineCount = OS.pango_layout_get_line_count(layout); |
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145 chars = new char[segementsLength + lineCount * 6/*2*/]; |
240 | 146 int oldPos = 0, lineIndex = 0; |
147 while (lineIndex < lineCount) { | |
148 auto line = OS.pango_layout_get_line(layout, lineIndex); | |
149 int bytePos = line.start_index; | |
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150 /* Note: The length in bytes of ZWS and ZWNBS are both equals to 3 */ |
240 | 151 int offset = lineIndex * 6; |
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152 PangoAttribute* attr = OS.pango_attr_shape_new (&rect, &rect); |
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153 attr.start_index = bytePos + offset; |
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154 attr.end_index = bytePos + offset + 3; |
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155 OS.pango_attr_list_insert(attrList, attr); |
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156 attr = OS.pango_attr_shape_new (&rect, &rect); |
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157 attr.start_index = bytePos + offset + 3; |
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158 attr.end_index = bytePos + offset + 6; |
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159 OS.pango_attr_list_insert(attrList, attr); |
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160 int pos = bytePos;//OS.g_utf8_pointer_to_offset(ptr, ptr + bytePos); |
240 | 161 chars[pos + lineIndex * 6 +0 .. pos + lineIndex * 6 + 3] = STR_ZWS; |
162 chars[pos + lineIndex * 6 +3 .. pos + lineIndex * 6 + 6] = STR_ZWNBS; | |
163 chars[ oldPos + lineIndex*6 .. oldPos + lineIndex*6 + pos - oldPos ] = | |
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164 segmentsText[ oldPos .. pos ]; |
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165 oldPos = pos; |
240 | 166 lineIndex++; |
167 } | |
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168 segmentsText.getChars(oldPos, segementsLength, chars, oldPos + lineIndex * 6); |
238 | 169 String buffer = chars;// Converter.wcsToMbcs(null, chars, false); |
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170 |
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171 OS.pango_layout_set_text (layout, buffer.ptr, buffer.length); |
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172 ptr = OS.pango_layout_get_text(layout); |
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173 } else { |
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174 chars = segmentsText.dup; |
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175 } |
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176 int offsetCount = 0; |
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177 { |
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178 int i = 0; |
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179 while( i < chars.length ){ |
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180 int incr; |
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181 dchar c = firstCodePoint( chars[ i .. $ ], incr ); |
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182 if (c is LTR_MARK || c is RTL_MARK || c is ZWNBS || c is ZWS) { |
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183 offsetCount+=3; |
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184 } |
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185 i += incr; |
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186 } |
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187 } |
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188 invalidOffsets = new int[offsetCount]; |
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189 offsetCount = 0; |
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190 { |
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191 int i = 0; |
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192 while( i < chars.length ){ |
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193 int incr; |
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194 dchar c = firstCodePoint( chars[ i .. $ ], incr ); |
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195 if (c is LTR_MARK || c is RTL_MARK || c is ZWNBS || c is ZWS) { |
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196 invalidOffsets[offsetCount++] = i; |
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197 invalidOffsets[offsetCount++] = i+1; |
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198 invalidOffsets[offsetCount++] = i+2; |
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199 } |
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200 i += incr; |
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201 } |
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202 } |
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203 int slen = strlen(ptr); |
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204 for (int i = 0; i < styles.length - 1; i++) { |
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205 StyleItem styleItem = styles[i]; |
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206 TextStyle style = styleItem.style; |
140 | 207 if (style is null) continue; |
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208 int start = translateOffset(styleItem.start); |
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209 int end = translateOffset(styles[i+1].start - 1); |
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210 int byteStart = start;//(OS.g_utf8_offset_to_pointer(ptr, start) - ptr); |
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211 int byteEnd = end+1;//(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr); |
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212 byteStart = Math.min(byteStart, slen); |
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213 byteEnd = Math.min(byteEnd, slen); |
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214 Font font = style.font; |
140 | 215 if (font !is null && !font.isDisposed()) { |
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216 auto attr = OS.pango_attr_font_desc_new (font.handle); |
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217 attr.start_index = byteStart; |
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218 attr.end_index = byteEnd; |
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219 OS.pango_attr_list_insert(attrList, attr); |
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220 } |
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221 if (style.underline) { |
240 | 222 int underlineStyle = OS.PANGO_UNDERLINE_NONE; |
223 switch (style.underlineStyle) { | |
224 case DWT.UNDERLINE_SINGLE: | |
225 underlineStyle = OS.PANGO_UNDERLINE_SINGLE; | |
226 break; | |
227 case DWT.UNDERLINE_DOUBLE: | |
228 underlineStyle = OS.PANGO_UNDERLINE_DOUBLE; | |
229 break; | |
230 case DWT.UNDERLINE_SQUIGGLE: | |
231 case DWT.UNDERLINE_ERROR: | |
232 if (OS.GTK_VERSION >= OS.buildVERSION(2, 4, 0)) { | |
233 underlineStyle = OS.PANGO_UNDERLINE_ERROR; | |
234 } | |
235 break; | |
236 } | |
237 if (underlineStyle !is OS.PANGO_UNDERLINE_NONE && style.underlineColor is null) { | |
238 auto attr = OS.pango_attr_underline_new(underlineStyle); | |
239 attr.start_index = byteStart; | |
240 attr.end_index = byteEnd; | |
241 OS.pango_attr_list_insert(attrList, attr); | |
242 } | |
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243 } |
240 | 244 if (style.strikeout && style.strikeoutColor is null) { |
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245 auto attr = OS.pango_attr_strikethrough_new(true); |
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246 attr.start_index = byteStart; |
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247 attr.end_index = byteEnd; |
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248 OS.pango_attr_list_insert(attrList, attr); |
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249 } |
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250 Color foreground = style.foreground; |
140 | 251 if (foreground !is null && !foreground.isDisposed()) { |
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252 GdkColor* fg = foreground.handle; |
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253 auto attr = OS.pango_attr_foreground_new(fg.red, fg.green, fg.blue); |
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254 attr.start_index = byteStart; |
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255 attr.end_index = byteEnd; |
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256 OS.pango_attr_list_insert(attrList, attr); |
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257 } |
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258 Color background = style.background; |
140 | 259 if (background !is null && !background.isDisposed()) { |
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260 GdkColor* bg = background.handle; |
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261 auto attr = OS.pango_attr_background_new(bg.red, bg.green, bg.blue); |
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262 attr.start_index = byteStart; |
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263 attr.end_index = byteEnd; |
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264 OS.pango_attr_list_insert(attrList, attr); |
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265 } |
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266 GlyphMetrics metrics = style.metrics; |
140 | 267 if (metrics !is null) { |
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268 PangoRectangle rect; |
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269 rect.y = -(metrics.ascent * OS.PANGO_SCALE); |
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270 rect.height = (metrics.ascent + metrics.descent) * OS.PANGO_SCALE; |
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271 rect.width = metrics.width * OS.PANGO_SCALE; |
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272 auto attr = OS.pango_attr_shape_new (&rect, &rect); |
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273 attr.start_index = byteStart; |
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274 attr.end_index = byteEnd; |
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275 OS.pango_attr_list_insert(attrList, attr); |
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276 } |
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277 int rise = style.rise; |
140 | 278 if (rise !is 0) { |
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279 auto attr = OS.pango_attr_rise_new (rise * OS.PANGO_SCALE); |
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280 attr.start_index = byteStart; |
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281 attr.end_index = byteEnd; |
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282 OS.pango_attr_list_insert(attrList, attr); |
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283 } |
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284 } |
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285 OS.pango_layout_set_attributes(layout, attrList); |
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286 } |
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287 |
240 | 288 int[] computePolyline(int left, int top, int right, int bottom) { |
289 int height = bottom - top; // can be any number | |
290 int width = 2 * height; // must be even | |
291 int peaks = Compatibility.ceil(right - left, width); | |
292 if (peaks is 0 && right - left > 2) { | |
293 peaks = 1; | |
294 } | |
295 int length_ = ((2 * peaks) + 1) * 2; | |
296 if (length_ < 0) return new int[0]; | |
297 | |
298 int[] coordinates = new int[length_]; | |
299 for (int i = 0; i < peaks; i++) { | |
300 int index = 4 * i; | |
301 coordinates[index] = left + (width * i); | |
302 coordinates[index+1] = bottom; | |
303 coordinates[index+2] = coordinates[index] + width / 2; | |
304 coordinates[index+3] = top; | |
305 } | |
306 coordinates[length_-2] = left + (width * peaks); | |
307 coordinates[length_-1] = bottom; | |
308 return coordinates; | |
309 } | |
310 | |
311 void destroy() { | |
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312 font = null; |
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313 text = null; |
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314 styles = null; |
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315 freeRuns(); |
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316 if (layout !is null) OS.g_object_unref(layout); |
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317 layout = null; |
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318 if (context !is null) OS.g_object_unref(context); |
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319 context = null; |
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320 } |
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321 |
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322 /** |
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323 * Draws the receiver's text using the specified GC at the specified |
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324 * point. |
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325 * |
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326 * @param gc the GC to draw |
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327 * @param x the x coordinate of the top left corner of the rectangular area where the text is to be drawn |
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328 * @param y the y coordinate of the top left corner of the rectangular area where the text is to be drawn |
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329 * |
71 | 330 * @exception DWTException <ul> |
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331 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
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332 * </ul> |
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333 * @exception IllegalArgumentException <ul> |
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334 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li> |
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335 * </ul> |
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336 */ |
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337 public void draw(GC gc, int x, int y) { |
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338 draw(gc, x, y, -1, -1, null, null); |
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339 } |
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340 |
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341 /** |
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342 * Draws the receiver's text using the specified GC at the specified |
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343 * point. |
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344 * |
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345 * @param gc the GC to draw |
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346 * @param x the x coordinate of the top left corner of the rectangular area where the text is to be drawn |
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347 * @param y the y coordinate of the top left corner of the rectangular area where the text is to be drawn |
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348 * @param selectionStart the offset where the selections starts, or -1 indicating no selection |
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349 * @param selectionEnd the offset where the selections ends, or -1 indicating no selection |
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350 * @param selectionForeground selection foreground, or NULL to use the system default color |
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351 * @param selectionBackground selection background, or NULL to use the system default color |
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352 * |
71 | 353 * @exception DWTException <ul> |
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354 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
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355 * </ul> |
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356 * @exception IllegalArgumentException <ul> |
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357 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li> |
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358 * </ul> |
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359 */ |
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360 public void draw(GC gc, int x, int y, int selectionStart, int selectionEnd, Color selectionForeground, Color selectionBackground) { |
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361 draw(gc, x, y, selectionStart, selectionEnd, selectionForeground, selectionBackground, 0); |
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362 } |
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363 |
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364 /** |
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365 * Draws the receiver's text using the specified GC at the specified |
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366 * point. |
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367 * <p> |
71 | 368 * The parameter <code>flags</code> can include one of <code>DWT.DELIMITER_SELECTION</code> |
369 * or <code>DWT.FULL_SELECTION</code> to specify the selection behavior on all lines except | |
370 * for the last line, and can also include <code>DWT.LAST_LINE_SELECTION</code> to extend | |
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371 * the specified selection behavior to the last line. |
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372 * </p> |
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373 * @param gc the GC to draw |
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374 * @param x the x coordinate of the top left corner of the rectangular area where the text is to be drawn |
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375 * @param y the y coordinate of the top left corner of the rectangular area where the text is to be drawn |
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376 * @param selectionStart the offset where the selections starts, or -1 indicating no selection |
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377 * @param selectionEnd the offset where the selections ends, or -1 indicating no selection |
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378 * @param selectionForeground selection foreground, or NULL to use the system default color |
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379 * @param selectionBackground selection background, or NULL to use the system default color |
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380 * @param flags drawing options |
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381 * |
71 | 382 * @exception DWTException <ul> |
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383 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
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384 * </ul> |
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385 * @exception IllegalArgumentException <ul> |
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386 * <li>ERROR_NULL_ARGUMENT - if the gc is null</li> |
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387 * </ul> |
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388 * |
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389 * @since 3.3 |
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390 */ |
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391 public void draw(GC gc, int x, int y, int selectionStart, int selectionEnd, Color selectionForeground, Color selectionBackground, int flags) { |
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392 checkLayout (); |
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393 computeRuns(); |
71 | 394 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT); |
395 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
396 if (selectionForeground !is null && selectionForeground.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
397 if (selectionBackground !is null && selectionBackground.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
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398 gc.checkGC(GC.FOREGROUND); |
240 | 399 int length_ = text.length; |
140 | 400 bool hasSelection = selectionStart <= selectionEnd && selectionStart !is -1 && selectionEnd !is -1; |
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401 GCData data = gc.data; |
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402 auto cairo = data.cairo; |
140 | 403 if (flags !is 0 && (hasSelection || (flags & DWT.LAST_LINE_SELECTION) !is 0)) { |
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404 PangoLogAttr* attrs; |
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405 int nAttrs; |
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406 PangoLogAttr* logAttr = new PangoLogAttr(); |
170
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407 PangoRectangle rect; |
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408 int lineCount = OS.pango_layout_get_line_count(layout); |
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409 auto ptr = OS.pango_layout_get_text(layout); |
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410 auto iter = OS.pango_layout_get_iter(layout); |
140 | 411 if (selectionBackground is null) selectionBackground = device.getSystemColor(DWT.COLOR_LIST_SELECTION); |
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412 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { |
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413 Cairo.cairo_save(cairo); |
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414 GdkColor* color = selectionBackground.handle; |
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415 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); |
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416 } else { |
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417 OS.gdk_gc_set_foreground(gc.handle, selectionBackground.handle); |
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418 } |
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419 int lineIndex = 0; |
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420 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
|
421 int lineEnd; |
170
dd156298d22f
tango -r3232, dmd 1.027, some reedits in StyledText
Frank Benoit <benoit@tionex.de>
parents:
150
diff
changeset
|
422 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.
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parents:
55
diff
changeset
|
423 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
|
424 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
|
425 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
|
426 } 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
|
427 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
|
428 } |
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 bool extent = false; |
140 | 430 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
|
431 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
|
432 } 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
|
433 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
|
434 *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
|
435 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
|
436 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
|
437 } else { |
140 | 438 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
|
439 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
|
440 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
441 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
442 } |
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 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
|
444 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
|
445 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
|
446 int height = OS.PANGO_PIXELS(rect.height); |
140 | 447 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
|
448 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
|
449 } |
140 | 450 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
|
451 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
|
452 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
|
453 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
|
454 } 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
|
455 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
|
456 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
457 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
458 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
|
459 } 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
|
460 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
|
461 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
|
462 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
|
463 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
|
464 } 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
|
465 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
|
466 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
467 } |
240 | 468 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
|
469 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
|
470 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { |
240 | 471 if ((data.style & DWT.MIRRORED) !is 0) { |
472 Cairo.cairo_save(cairo); | |
473 Cairo.cairo_scale(cairo, -1, 1); | |
474 Cairo.cairo_translate(cairo, -2 * x - width(), 0); | |
475 } | |
59
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 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
|
477 OS.pango_cairo_show_layout(cairo, layout); |
240 | 478 drawBorder(gc, x, y, null); |
479 if ((data.style & DWT.MIRRORED) !is 0) { | |
480 Cairo.cairo_restore(cairo); | |
481 } | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
482 } 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
|
483 OS.gdk_draw_layout(data.drawable, gc.handle, x, y, layout); |
240 | 484 drawBorder(gc, x, y, null); |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
485 } |
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 } else { |
240 | 487 selectionStart = Math.min(Math.max(0, selectionStart), length_ - 1); |
488 selectionEnd = Math.min(Math.max(0, selectionEnd), length_ - 1); | |
489 length_ = OS.g_utf8_strlen(OS.pango_layout_get_text(layout), -1); | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
490 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
|
491 selectionEnd = translateOffset(selectionEnd); |
140 | 492 if (selectionForeground is null) selectionForeground = device.getSystemColor(DWT.COLOR_LIST_SELECTION_TEXT); |
493 if (selectionBackground is null) selectionBackground = device.getSystemColor(DWT.COLOR_LIST_SELECTION); | |
240 | 494 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
|
495 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
|
496 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
|
497 auto ptr = OS.pango_layout_get_text(layout); |
240 | 498 if ((data.style & DWT.MIRRORED) !is 0) { |
499 Cairo.cairo_save(cairo); | |
500 Cairo.cairo_scale(cairo, -1, 1); | |
501 Cairo.cairo_translate(cairo, -2 * x - width(), 0); | |
502 } | |
503 drawWithCairo(gc, x, y, 0, OS.strlen(ptr), fullSelection, selectionForeground.handle, selectionBackground.handle); | |
504 if ((data.style & DWT.MIRRORED) !is 0) { | |
505 Cairo.cairo_restore(cairo); | |
506 } | |
59
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 } 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
|
508 OS.gdk_draw_layout_with_colors(data.drawable, gc.handle, x, y, layout, selectionForeground.handle, selectionBackground.handle); |
240 | 509 drawBorder(gc, x, y, selectionForeground.handle); |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
510 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
511 } 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
|
512 auto ptr = OS.pango_layout_get_text(layout); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
513 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
|
514 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
|
515 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
|
516 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
|
517 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
|
518 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { |
240 | 519 if ((data.style & DWT.MIRRORED) !is 0) { |
520 Cairo.cairo_save(cairo); | |
521 Cairo.cairo_scale(cairo, -1, 1); | |
522 Cairo.cairo_translate(cairo, -2 * x - width(), 0); | |
523 } | |
524 drawWithCairo(gc, x, y, byteSelStart, byteSelEnd, fullSelection, selectionForeground.handle, selectionBackground.handle); | |
525 if ((data.style & DWT.MIRRORED) !is 0) { | |
526 Cairo.cairo_restore(cairo); | |
527 } | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
528 } 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
|
529 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
|
530 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
|
531 OS.gdk_draw_layout(data.drawable, gc.handle, x, y, layout); |
240 | 532 drawBorder(gc, x, y, null); |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
533 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
|
534 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
|
535 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
|
536 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
|
537 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
|
538 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
539 OS.gdk_draw_layout_with_colors(data.drawable, gc.handle, x, y, layout, selectionForeground.handle, selectionBackground.handle); |
240 | 540 drawBorder(gc, x, y, selectionForeground.handle); |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
541 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
|
542 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
|
543 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
544 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
545 } |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
546 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
547 |
240 | 548 void drawWithCairo(GC gc, int x, int y, int start, int end, bool fullSelection, GdkColor* fg, GdkColor* bg) { |
549 GCData data = gc.data; | |
550 cairo_t* cairo = data.cairo; | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
551 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
|
552 if (!fullSelection) { |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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553 Cairo.cairo_move_to(cairo, x, y); |
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554 OS.pango_cairo_show_layout(cairo, layout); |
240 | 555 drawBorder(gc, x, y, null); |
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556 } |
240 | 557 int[] ranges = [start, end]; |
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558 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2); |
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559 if (rgn !is null) { |
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560 OS.gdk_cairo_region(cairo, rgn); |
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561 Cairo.cairo_clip(cairo); |
240 | 562 Cairo.cairo_set_source_rgba(cairo, (bg.red & 0xFFFF) / cast(float)0xFFFF, (bg.green & 0xFFFF) / cast(float)0xFFFF, (bg.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF); |
59
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563 Cairo.cairo_paint(cairo); |
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564 OS.gdk_region_destroy(rgn); |
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565 } |
240 | 566 Cairo.cairo_set_source_rgba(cairo, (fg.red & 0xFFFF) / cast(float)0xFFFF, (fg.green & 0xFFFF) / cast(float)0xFFFF, (fg.blue & 0xFFFF) / cast(float)0xFFFF, data.alpha / cast(float)0xFF); |
59
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567 Cairo.cairo_move_to(cairo, x, y); |
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568 OS.pango_cairo_show_layout(cairo, layout); |
240 | 569 drawBorder(gc, x, y, fg); |
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570 Cairo.cairo_restore(cairo); |
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571 } |
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572 |
240 | 573 void drawBorder(GC gc, int x, int y, GdkColor* selectionColor) { |
574 GCData data = gc.data; | |
575 auto cairo = data.cairo; | |
576 auto gdkGC = gc.handle; | |
577 auto ptr = OS.pango_layout_get_text(layout); | |
578 GdkGCValues* gcValues = null; | |
579 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
580 Cairo.cairo_save(cairo); | |
581 } | |
582 for (int i = 0; i < styles.length - 1; i++) { | |
583 TextStyle style = styles[i].style; | |
584 if (style is null) continue; | |
585 | |
586 bool drawBorder = style.borderStyle !is DWT.NONE; | |
587 if (drawBorder && !style.isAdherentBorder(styles[i+1].style)) { | |
588 int start = styles[i].start; | |
589 for (int j = i; j > 0 && style.isAdherentBorder(styles[j-1].style); j--) { | |
590 start = styles[j - 1].start; | |
591 } | |
592 start = translateOffset(start); | |
593 int end = translateOffset(styles[i+1].start - 1); | |
594 int byteStart = cast(int)/*64*/(OS.g_utf8_offset_to_pointer(ptr, start) - ptr); | |
595 int byteEnd = cast(int)/*64*/(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr); | |
596 int[] ranges = [byteStart, byteEnd]; | |
597 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2); | |
598 if (rgn !is null) { | |
599 int nRects; | |
600 GdkRectangle* rects; | |
601 OS.gdk_region_get_rectangles(rgn, &rects, &nRects); | |
602 GdkRectangle rect; | |
603 GdkColor* color = null; | |
604 if (color is null && style.borderColor !is null) color = style.borderColor.handle; | |
605 if (color is null && selectionColor !is null) color = selectionColor; | |
606 if (color is null && style.foreground !is null) color = style.foreground.handle; | |
607 if (color is null) color = data.foreground; | |
608 int width = 1; | |
609 float[] dashes = null; | |
610 switch (style.borderStyle) { | |
611 case DWT.BORDER_SOLID: break; | |
612 case DWT.BORDER_DASH: dashes = width !is 0 ? GC.LINE_DASH : GC.LINE_DASH_ZERO; break; | |
613 case DWT.BORDER_DOT: dashes = width !is 0 ? GC.LINE_DOT : GC.LINE_DOT_ZERO; break; | |
614 } | |
615 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
616 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); | |
617 Cairo.cairo_set_line_width(cairo, width); | |
618 if (dashes !is null) { | |
619 double[] cairoDashes = new double[dashes.length]; | |
620 for (int j = 0; j < cairoDashes.length; j++) { | |
621 cairoDashes[j] = width is 0 || data.lineStyle is DWT.LINE_CUSTOM ? dashes[j] : dashes[j] * width; | |
622 } | |
623 Cairo.cairo_set_dash(cairo, cairoDashes.ptr, cairoDashes.length, 0); | |
624 } else { | |
625 Cairo.cairo_set_dash(cairo, null, 0, 0); | |
626 } | |
627 for (int j=0; j<nRects; j++) { | |
628 rect = rects[j]; | |
629 Cairo.cairo_rectangle(cairo, rect.x + 0.5, rect.y + 0.5, rect.width - 1, rect.height - 1); | |
630 } | |
631 Cairo.cairo_stroke(cairo); | |
632 } else { | |
633 if (gcValues is null) { | |
634 gcValues = new GdkGCValues(); | |
635 OS.gdk_gc_get_values(gdkGC, gcValues); | |
636 } | |
637 OS.gdk_gc_set_foreground(gdkGC, color); | |
638 int cap_style = OS.GDK_CAP_BUTT; | |
639 int join_style = OS.GDK_JOIN_MITER; | |
640 int line_style = 0; | |
641 if (dashes !is null) { | |
642 byte[] dash_list = new byte[dashes.length]; | |
643 for (int j = 0; j < dash_list.length; j++) { | |
644 dash_list[j] = cast(byte)(width is 0 || data.lineStyle is DWT.LINE_CUSTOM ? dashes[j] : dashes[j] * width); | |
645 } | |
646 OS.gdk_gc_set_dashes(gdkGC, 0, cast(char*)dash_list.ptr, dash_list.length); | |
647 line_style = OS.GDK_LINE_ON_OFF_DASH; | |
648 } else { | |
649 line_style = OS.GDK_LINE_SOLID; | |
650 } | |
651 OS.gdk_gc_set_line_attributes(gdkGC, width, line_style, cap_style, join_style); | |
652 for (int j=0; j<nRects; j++) { | |
653 rect = rects[j]; | |
654 OS.gdk_draw_rectangle(data.drawable, gdkGC, 0, rect.x, rect.y, rect.width - 1, rect.height - 1); | |
655 } | |
656 } | |
657 if (rects !is null) OS.g_free(rects); | |
658 OS.gdk_region_destroy(rgn); | |
659 } | |
660 } | |
661 | |
662 bool drawUnderline = false; | |
663 if (style.underline && style.underlineColor !is null) drawUnderline = true; | |
664 if (style.underline && (style.underlineStyle is DWT.UNDERLINE_ERROR || style.underlineStyle is DWT.UNDERLINE_SQUIGGLE)&& OS.GTK_VERSION < OS.buildVERSION(2, 4, 0)) drawUnderline = true; | |
665 if (drawUnderline && !style.isAdherentUnderline(styles[i+1].style)) { | |
666 int start = styles[i].start; | |
667 for (int j = i; j > 0 && style.isAdherentUnderline(styles[j-1].style); j--) { | |
668 start = styles[j - 1].start; | |
669 } | |
670 start = translateOffset(start); | |
671 int end = translateOffset(styles[i+1].start - 1); | |
672 int byteStart = cast(int)/*64*/(OS.g_utf8_offset_to_pointer(ptr, start) - ptr); | |
673 int byteEnd = cast(int)/*64*/(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr); | |
674 int[] ranges = [byteStart, byteEnd]; | |
675 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2); | |
676 if (rgn !is null) { | |
677 int nRects; | |
678 GdkRectangle* rects; | |
679 OS.gdk_region_get_rectangles(rgn, &rects, &nRects); | |
680 GdkRectangle rect; | |
681 GdkColor* color = null; | |
682 if (color is null && style.underlineColor !is null) color = style.underlineColor.handle; | |
683 if (color is null && selectionColor !is null) color = selectionColor; | |
684 if (color is null && style.foreground !is null) color = style.foreground.handle; | |
685 if (color is null) color = data.foreground; | |
686 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
687 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); | |
688 } else { | |
689 if (gcValues is null) { | |
690 gcValues = new GdkGCValues(); | |
691 OS.gdk_gc_get_values(gdkGC, gcValues); | |
692 } | |
693 OS.gdk_gc_set_foreground(gdkGC, color); | |
694 } | |
695 int underlinePosition = -1; | |
696 int underlineThickness = 1; | |
697 if (OS.GTK_VERSION >= OS.buildVERSION(2, 6, 0)) { | |
698 Font font = style.font; | |
699 if (font is null) font = this.font; | |
700 if (font is null) font = device.systemFont; | |
701 auto lang = OS.pango_context_get_language(context); | |
702 auto metrics = OS.pango_context_get_metrics(context, font.handle, lang); | |
703 underlinePosition = OS.PANGO_PIXELS(OS.pango_font_metrics_get_underline_position(metrics)); | |
704 underlineThickness = OS.PANGO_PIXELS(OS.pango_font_metrics_get_underline_thickness(metrics)); | |
705 OS.pango_font_metrics_unref(metrics); | |
706 } | |
707 for (int j=0; j<nRects; j++) { | |
708 rect = rects[j]; | |
709 int offset = getOffset(rect.x - x, rect.y - y, null); | |
710 int lineIndex = getLineIndex(offset); | |
711 FontMetrics metrics = getLineMetrics(lineIndex); | |
712 int underlineY = rect.y + metrics.ascent - underlinePosition - style.rise; | |
713 switch (style.underlineStyle) { | |
714 case DWT.UNDERLINE_SQUIGGLE: | |
715 case DWT.UNDERLINE_ERROR: { | |
716 int squigglyThickness = underlineThickness; | |
717 int squigglyHeight = 2 * squigglyThickness; | |
718 int squigglyY = Math.min(underlineY, rect.y + rect.height - squigglyHeight - 1); | |
719 int[] points = computePolyline(rect.x, squigglyY, rect.x + rect.width, squigglyY + squigglyHeight); | |
720 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
721 Cairo.cairo_set_line_width(cairo, squigglyThickness); | |
722 Cairo.cairo_set_line_cap(cairo, Cairo.CAIRO_LINE_CAP_BUTT); | |
723 Cairo.cairo_set_line_join(cairo, Cairo.CAIRO_LINE_JOIN_MITER); | |
724 if (points.length > 0) { | |
725 double xOffset = 0.5, yOffset = 0.5; | |
726 Cairo.cairo_move_to(cairo, points[0] + xOffset, points[1] + yOffset); | |
727 for (int k = 2; k < points.length; k += 2) { | |
728 Cairo.cairo_line_to(cairo, points[k] + xOffset, points[k + 1] + yOffset); | |
729 } | |
730 Cairo.cairo_stroke(cairo); | |
731 } | |
732 } else { | |
733 OS.gdk_gc_set_line_attributes(gdkGC, squigglyThickness, OS.GDK_LINE_SOLID, OS.GDK_CAP_BUTT, OS.GDK_JOIN_MITER); | |
734 OS.gdk_draw_lines(data.drawable, gdkGC, cast(GdkPoint*)points.ptr, points.length / 2); | |
735 } | |
736 break; | |
737 } | |
738 case DWT.UNDERLINE_DOUBLE: | |
739 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
740 Cairo.cairo_rectangle(cairo, rect.x, underlineY + underlineThickness * 2, rect.width, underlineThickness); | |
741 Cairo.cairo_fill(cairo); | |
742 } else { | |
743 OS.gdk_draw_rectangle(data.drawable, gdkGC, 1, rect.x, underlineY + underlineThickness * 2, rect.width, underlineThickness); | |
744 } | |
745 //FALLTHROUGH | |
746 case DWT.UNDERLINE_SINGLE: | |
747 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
748 Cairo.cairo_rectangle(cairo, rect.x, underlineY, rect.width, underlineThickness); | |
749 Cairo.cairo_fill(cairo); | |
750 } else { | |
751 OS.gdk_draw_rectangle(data.drawable, gdkGC, 1, rect.x, underlineY, rect.width, underlineThickness); | |
752 } | |
753 break; | |
754 } | |
755 } | |
756 if (rects !is null) OS.g_free(rects); | |
757 OS.gdk_region_destroy(rgn); | |
758 } | |
759 } | |
760 | |
761 bool drawStrikeout = false; | |
762 if (style.strikeout && style.strikeoutColor !is null) drawStrikeout = true; | |
763 if (drawStrikeout && !style.isAdherentStrikeout(styles[i+1].style)) { | |
764 int start = styles[i].start; | |
765 for (int j = i; j > 0 && style.isAdherentStrikeout(styles[j-1].style); j--) { | |
766 start = styles[j - 1].start; | |
767 } | |
768 start = translateOffset(start); | |
769 int end = translateOffset(styles[i+1].start - 1); | |
770 int byteStart = cast(int)/*64*/(OS.g_utf8_offset_to_pointer(ptr, start) - ptr); | |
771 int byteEnd = cast(int)/*64*/(OS.g_utf8_offset_to_pointer(ptr, end + 1) - ptr); | |
772 int[] ranges = [byteStart, byteEnd]; | |
773 auto rgn = OS.gdk_pango_layout_get_clip_region(layout, x, y, ranges.ptr, ranges.length / 2); | |
774 if (rgn !is null) { | |
775 int nRects; | |
776 GdkRectangle* rects; | |
777 OS.gdk_region_get_rectangles(rgn, &rects, &nRects); | |
778 GdkRectangle rect; | |
779 GdkColor* color = null; | |
780 if (color is null && style.strikeoutColor !is null) color = style.strikeoutColor.handle; | |
781 if (color is null && selectionColor !is null) color = selectionColor; | |
782 if (color is null && style.foreground !is null) color = style.foreground.handle; | |
783 if (color is null) color = data.foreground; | |
784 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
785 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); | |
786 } else { | |
787 if (gcValues is null) { | |
788 gcValues = new GdkGCValues(); | |
789 OS.gdk_gc_get_values(gdkGC, gcValues); | |
790 } | |
791 OS.gdk_gc_set_foreground(gdkGC, color); | |
792 } | |
793 int strikeoutPosition = -1; | |
794 int strikeoutThickness = 1; | |
795 if (OS.GTK_VERSION >= OS.buildVERSION(2, 6, 0)) { | |
796 Font font = style.font; | |
797 if (font is null) font = this.font; | |
798 if (font is null) font = device.systemFont; | |
799 auto lang = OS.pango_context_get_language(context); | |
800 auto metrics = OS.pango_context_get_metrics(context, font.handle, lang); | |
801 strikeoutPosition = OS.PANGO_PIXELS(OS.pango_font_metrics_get_strikethrough_position(metrics)); | |
802 strikeoutThickness = OS.PANGO_PIXELS(OS.pango_font_metrics_get_strikethrough_thickness(metrics)); | |
803 OS.pango_font_metrics_unref(metrics); | |
804 } | |
805 for (int j=0; j<nRects; j++) { | |
806 rect = rects[j]; | |
807 int strikeoutY = rect.y + rect.height / 2 - style.rise; | |
808 if (OS.GTK_VERSION >= OS.buildVERSION(2, 6, 0)) { | |
809 int offset = getOffset(rect.x - x, rect.y - y, null); | |
810 int lineIndex = getLineIndex(offset); | |
811 FontMetrics metrics = getLineMetrics(lineIndex); | |
812 strikeoutY = rect.y + metrics.ascent - strikeoutPosition - style.rise; | |
813 } | |
814 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
815 Cairo.cairo_rectangle(cairo, rect.x, strikeoutY, rect.width, strikeoutThickness); | |
816 Cairo.cairo_fill(cairo); | |
817 } else { | |
818 OS.gdk_draw_rectangle(data.drawable, gdkGC, 1, rect.x, strikeoutY, rect.width, strikeoutThickness); | |
819 } | |
820 } | |
821 if (rects !is null) OS.g_free(rects); | |
822 OS.gdk_region_destroy(rgn); | |
823 } | |
824 } | |
825 } | |
826 if (gcValues !is null) { | |
827 int mask = OS.GDK_GC_FOREGROUND | OS.GDK_GC_LINE_WIDTH | OS.GDK_GC_LINE_STYLE | OS.GDK_GC_CAP_STYLE | OS.GDK_GC_JOIN_STYLE; | |
828 OS.gdk_gc_set_values(gdkGC, gcValues, mask); | |
829 data.state &= ~GC.LINE_STYLE; | |
830 } | |
831 if (cairo !is null && OS.GTK_VERSION >= OS.buildVERSION(2, 8, 0)) { | |
832 Cairo.cairo_restore(cairo); | |
833 } | |
834 } | |
835 | |
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836 void freeRuns() { |
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837 if (attrList is null) return; |
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838 OS.pango_layout_set_attributes(layout, null ); |
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839 OS.pango_attr_list_unref(attrList); |
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840 attrList = null; |
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841 invalidOffsets = null; |
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842 } |
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843 |
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844 /** |
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845 * Returns the receiver's horizontal text alignment, which will be one |
71 | 846 * of <code>DWT.LEFT</code>, <code>DWT.CENTER</code> or |
847 * <code>DWT.RIGHT</code>. | |
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848 * |
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849 * @return the alignment used to positioned text horizontally |
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850 * |
71 | 851 * @exception DWTException <ul> |
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852 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
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853 * </ul> |
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854 */ |
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855 public int getAlignment() { |
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856 checkLayout(); |
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857 auto alignment = OS.pango_layout_get_alignment(layout); |
240 | 858 bool rtl = OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL; |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
859 switch ( cast(int)alignment) { |
240 | 860 case OS.PANGO_ALIGN_LEFT: return rtl ? DWT.RIGHT : DWT.LEFT; |
861 case OS.PANGO_ALIGN_RIGHT: return rtl ? DWT.LEFT : DWT.RIGHT; | |
55
93981635e709
Checked and inserted missing default switch cases.
Frank Benoit <benoit@tionex.de>
parents:
33
diff
changeset
|
862 default: |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
863 } |
240 | 864 return DWT.CENTER; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
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diff
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|
865 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
866 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
867 /** |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
868 * Returns the ascent of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
869 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
870 * @return the ascent |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
871 * |
71 | 872 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
873 * <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
|
874 * </ul> |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
875 * |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
876 * @see #getDescent() |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
877 * @see #setDescent(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
878 * @see #setAscent(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
879 * @see #getLineMetrics(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
880 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
881 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
|
882 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
|
883 return ascent; |
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 bounds of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
888 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
889 * @return the bounds of the receiver |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
890 * |
71 | 891 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
892 * <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
|
893 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
894 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
895 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
|
896 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
|
897 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
|
898 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
|
899 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
|
900 int wrapWidth = OS.pango_layout_get_width(layout); |
240 | 901 w = wrapWidth !is -1 ? wrapWidth : w + OS.pango_layout_get_indent(layout); |
902 int width = OS.PANGO_PIXELS(w); | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
903 int height = OS.PANGO_PIXELS(h); |
140 | 904 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
|
905 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
|
906 } |
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 return new Rectangle(0, 0, width, height); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
908 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
909 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
910 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
911 * Returns the bounds for the specified range of characters. The |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
912 * bounds is the smallest rectangle that encompasses all characters |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
913 * 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
|
914 * clamped if out of range. |
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 * @param start the start offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
917 * @param end the end offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
918 * @return the bounds of the character range |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
919 * |
71 | 920 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
921 * <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
|
922 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
923 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
924 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
|
925 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
|
926 computeRuns(); |
240 | 927 int length_ = text.length; |
928 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
|
929 if (start > end) return new Rectangle(0, 0, 0, 0); |
240 | 930 start = Math.min(Math.max(0, start), length_ - 1); |
931 end = Math.min(Math.max(0, end), length_ - 1); | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
932 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
|
933 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
|
934 auto ptr = OS.pango_layout_get_text(layout); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
935 auto cont = fromStringz(ptr); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
936 start = cont.utf8AdjustOffset( start ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
937 end = cont.utf8AdjustOffset( end ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
938 int incr = 1; |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
939 if( end < cont.length ){ |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
940 incr = cont.getRelativeCodePointOffset( end, 1 ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
941 } |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
942 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
|
943 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
|
944 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
|
945 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
|
946 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
|
947 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
|
948 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
|
949 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
|
950 GdkRectangle rect; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
951 |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
952 /* |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
953 * 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
|
954 * 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
|
955 * 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
|
956 */ |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
957 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
|
958 auto iter = OS.pango_layout_get_iter(layout); |
71 | 959 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
|
960 auto linesRegion = OS.gdk_region_new(); |
71 | 961 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
|
962 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
|
963 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
|
964 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
|
965 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
|
966 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
|
967 } 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
|
968 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
|
969 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
970 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
|
971 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
|
972 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
|
973 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
|
974 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
|
975 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
|
976 } 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
|
977 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
|
978 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
|
979 OS.pango_layout_iter_free(iter); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
980 |
170
dd156298d22f
tango -r3232, dmd 1.027, some reedits in StyledText
Frank Benoit <benoit@tionex.de>
parents:
150
diff
changeset
|
981 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
|
982 OS.gdk_region_destroy(clipRegion); |
240 | 983 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) { |
984 rect.x = width() - rect.x - rect.width; | |
985 } | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
986 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
|
987 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
988 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
989 /** |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
990 * Returns the descent of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
991 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
992 * @return the descent |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
993 * |
71 | 994 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
995 * <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
|
996 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
997 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
998 * @see #getAscent() |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
999 * @see #setAscent(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1000 * @see #setDescent(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1001 * @see #getLineMetrics(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1002 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1003 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
|
1004 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
|
1005 return descent; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1006 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1007 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1008 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1009 * Returns the default font currently being used by the receiver |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1010 * to draw and measure text. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1011 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1012 * @return the receiver's font |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1013 * |
71 | 1014 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1015 * <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
|
1016 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1017 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1018 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
|
1019 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
|
1020 return font; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1021 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1022 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1023 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1024 * Returns the receiver's indent. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1025 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1026 * @return the receiver's indent |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1027 * |
71 | 1028 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1029 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1030 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1031 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1032 * @since 3.2 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1033 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1034 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
|
1035 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
|
1036 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
|
1037 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1038 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1039 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1040 * Returns the receiver's justification. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1041 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1042 * @return the receiver's justification |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1043 * |
71 | 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 * @since 3.2 |
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 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
|
1051 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
|
1052 return cast(bool) OS.pango_layout_get_justify(layout); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1053 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1054 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1055 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1056 * Returns the embedding level for the specified character offset. The |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1057 * 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
|
1058 * character in bidirectional text. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1059 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1060 * @param offset the character offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1061 * @return the embedding level |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1062 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1063 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1064 * <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
|
1065 * </ul> |
71 | 1066 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1067 * <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
|
1068 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1069 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
|
1070 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
|
1071 computeRuns(); |
240 | 1072 int length_ = text.length; |
1073 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
|
1074 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
|
1075 auto iter = OS.pango_layout_get_iter(layout); |
71 | 1076 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
|
1077 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
|
1078 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
|
1079 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
|
1080 auto ptr = OS.pango_layout_get_text(layout); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1081 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
|
1082 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
|
1083 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
|
1084 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
|
1085 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
|
1086 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
|
1087 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
|
1088 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
|
1089 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
|
1090 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
|
1091 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
|
1092 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1093 } |
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 } 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
|
1095 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
|
1096 return level; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1097 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1098 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1099 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1100 * 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
|
1101 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1102 * @param lineIndex the line index |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1103 * @return the line bounds |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1104 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1105 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1106 * <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
|
1107 * </ul> |
71 | 1108 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1109 * <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
|
1110 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1111 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1112 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
|
1113 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
|
1114 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
|
1115 int lineCount = OS.pango_layout_get_line_count(layout); |
71 | 1116 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
|
1117 auto iter = OS.pango_layout_get_iter(layout); |
71 | 1118 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
|
1119 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
|
1120 PangoRectangle rect; |
dd156298d22f
tango -r3232, dmd 1.027, some reedits in StyledText
Frank Benoit <benoit@tionex.de>
parents:
150
diff
changeset
|
1121 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
|
1122 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
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|
1123 int x = OS.PANGO_PIXELS(rect.x); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1124 int y = OS.PANGO_PIXELS(rect.y); |
240 | 1125 int width_ = OS.PANGO_PIXELS(rect.width); |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1126 int height = OS.PANGO_PIXELS(rect.height); |
140 | 1127 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
|
1128 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
|
1129 } |
240 | 1130 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) { |
1131 x = width() - x - width_; | |
1132 } | |
1133 return new Rectangle(x, y, width_, height); | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1134 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1135 |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1136 /** |
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Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1137 * Returns the receiver's line count. This includes lines caused |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1138 * by wrapping. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1139 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1140 * @return the line count |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1141 * |
71 | 1142 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1143 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1144 * </ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1145 */ |
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Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1146 public int getLineCount() { |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1147 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
|
1148 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
|
1149 return OS.pango_layout_get_line_count(layout); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1150 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1151 |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1152 /** |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1153 * Returns the index of the line that contains the specified |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1154 * character offset. |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
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changeset
|
1155 * |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1156 * @param offset the character offset |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1157 * @return the line index |
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Frank Benoit <benoit@tionex.de>
parents:
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changeset
|
1158 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1159 * @exception IllegalArgumentException <ul> |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1160 * <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
|
1161 * </ul> |
71 | 1162 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1163 * <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
|
1164 * </ul> |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1165 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
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diff
changeset
|
1166 public int getLineIndex(int offset) { |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
1167 checkLayout (); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
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|
1168 computeRuns(); |
240 | 1169 int length_ = text.length; |
1170 if (!(0 <= offset && offset <= length_)) DWT.error(DWT.ERROR_INVALID_ARGUMENT); | |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
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|
1171 offset = translateOffset(offset); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
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|
1172 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
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|
1173 auto ptr = OS.pango_layout_get_text(layout); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1174 auto byteOffset = offset;//OS.g_utf8_offset_to_pointer(ptr,offset) - ptr; |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1175 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
|
1176 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
|
1177 auto iter = OS.pango_layout_get_iter(layout); |
71 | 1178 if (iter is null) DWT.error(DWT.ERROR_NO_HANDLES); |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1179 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
|
1180 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
|
1181 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
|
1182 } |
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 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
|
1184 return line; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1185 } |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1186 |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1187 /** |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1188 * Returns the font metrics for the specified line index. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1189 * |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1190 * @param lineIndex the line index |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1191 * @return the font metrics |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1192 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1193 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1194 * <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
|
1195 * </ul> |
71 | 1196 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1197 * <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
|
1198 * </ul> |
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 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
|
1201 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
|
1202 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
|
1203 int lineCount = OS.pango_layout_get_line_count(layout); |
71 | 1204 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
|
1205 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
|
1206 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
|
1207 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
|
1208 if (line.runs is null) { |
140 | 1209 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
|
1210 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
|
1211 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
|
1212 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
|
1213 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
|
1214 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
|
1215 } else { |
170
dd156298d22f
tango -r3232, dmd 1.027, some reedits in StyledText
Frank Benoit <benoit@tionex.de>
parents:
150
diff
changeset
|
1216 PangoRectangle rect; |
dd156298d22f
tango -r3232, dmd 1.027, some reedits in StyledText
Frank Benoit <benoit@tionex.de>
parents:
150
diff
changeset
|
1217 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
|
1218 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
|
1219 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
|
1220 } |
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 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
|
1222 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
|
1223 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
|
1224 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1225 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1226 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1227 * 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
|
1228 * 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
|
1229 * value, which contains the length of the text. |
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 * @return the line offsets |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1232 * |
71 | 1233 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1234 * <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
|
1235 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1236 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1237 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
|
1238 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
|
1239 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
|
1240 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
|
1241 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
|
1242 auto ptr = OS.pango_layout_get_text(layout); |
240 | 1243 for (int i = 0; i < lineCount; i++) { |
1244 auto line = OS.pango_layout_get_line(layout, i); | |
1245 int pos = cast(int)/*64*/OS.g_utf8_pointer_to_offset(ptr, ptr + line.start_index); | |
1246 offsets[i] = untranslateOffset(pos); | |
1247 } | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1248 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
|
1249 return offsets; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1250 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1251 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1252 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1253 * Returns the location for the specified character offset. The |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1254 * <code>trailing</code> argument indicates whether the offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1255 * corresponds to the leading or trailing edge of the cluster. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1256 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1257 * @param offset the character offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1258 * @param trailing the trailing flag |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1259 * @return the location of the character offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1260 * |
71 | 1261 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1262 * <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
|
1263 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1264 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1265 * @see #getOffset(Point, int[]) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1266 * @see #getOffset(int, int, int[]) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1267 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1268 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>
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55
diff
changeset
|
1269 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
|
1270 computeRuns(); |
240 | 1271 int length_ = text.length; |
1272 if (!(0 <= offset && offset <= length_)) DWT.error(DWT.ERROR_INVALID_RANGE); | |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1273 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
|
1274 auto ptr = OS.pango_layout_get_text(layout); |
182
721afe91f448
Fix: several utf8 awareness problems
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170
diff
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|
1275 auto cont = fromStringz(ptr); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
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|
1276 offset = cont.utf8AdjustOffset(offset); |
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Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
changeset
|
1277 // 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>
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170
diff
changeset
|
1278 int byteOffset = offset;//(OS.g_utf8_offset_to_pointer(ptr, offset) - ptr); |
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Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
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|
1279 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
|
1280 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
|
1281 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
|
1282 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
|
1283 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
|
1284 int y = pos.y; |
240 | 1285 x = OS.PANGO_PIXELS(x); |
1286 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) { | |
1287 x = width() - x; | |
1288 } | |
1289 return new Point(x, OS.PANGO_PIXELS(y)); | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1290 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1291 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1292 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1293 * Returns the next offset for the specified offset and movement |
71 | 1294 * type. The movement is one of <code>DWT.MOVEMENT_CHAR</code>, |
1295 * <code>DWT.MOVEMENT_CLUSTER</code>, <code>DWT.MOVEMENT_WORD</code>, | |
1296 * <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
|
1297 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1298 * @param offset the start offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1299 * @param movement the movement type |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1300 * @return the next offset |
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 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1303 * <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
|
1304 * </ul> |
71 | 1305 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1306 * <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
|
1307 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1308 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1309 * @see #getPreviousOffset(int, int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1310 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1311 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
|
1312 return _getOffset(offset, movement, true); |
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 |
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TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1315 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
|
1316 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
|
1317 computeRuns(); |
240 | 1318 int length_ = text.length; |
1319 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
|
1320 if (forward) { |
240 | 1321 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
|
1322 } else { |
140 | 1323 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>
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55
diff
changeset
|
1324 } |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
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|
1325 auto cont = OS.pango_layout_get_text(layout); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
changeset
|
1326 assert( cont ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1327 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
|
1328 int step = forward ? 1 : -1; |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
changeset
|
1329 if ((movement & DWT.MOVEMENT_CHAR) !is 0){ |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1330 //PORTING take care of utf8 |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1331 int toffset = translateOffset(offset); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1332 toffset = dcont.utf8AdjustOffset( toffset ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1333 int incr = dcont.getRelativeCodePointOffset( toffset, step ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1334 return offset + incr; |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1335 } |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1336 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
|
1337 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
|
1338 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
|
1339 if (attrs is null) return offset + step; |
240 | 1340 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
|
1341 offset = translateOffset(offset); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
changeset
|
1342 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
|
1343 PangoLogAttr* logAttr = new PangoLogAttr(); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1344 offset = validateOffset( dcont, offset, step); |
240 | 1345 while (0 < offset && offset < length_) { |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1346 *logAttr = attrs[ offset ]; |
140 | 1347 if (((movement & DWT.MOVEMENT_CLUSTER) !is 0) && ( logAttr.bitfield0 & (1<<4/*is_cursor_position*/))) break; |
1348 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
|
1349 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
|
1350 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
|
1351 } 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
|
1352 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
|
1353 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1354 } |
140 | 1355 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
|
1356 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
|
1357 } |
140 | 1358 if ((movement & DWT.MOVEMENT_WORD_END) !is 0) { |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1359 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
|
1360 } |
182
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Fix: several utf8 awareness problems
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170
diff
changeset
|
1361 offset = validateOffset( dcont, offset, step); |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
1362 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
1363 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
|
1364 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
|
1365 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1366 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1367 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1368 * Returns the character offset for the specified point. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1369 * 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
|
1370 * 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
|
1371 * 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
|
1372 * 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
|
1373 * 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
|
1374 * the point. |
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 * @param point the point |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1377 * @param trailing the trailing buffer |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1378 * @return the character offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1379 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1380 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1381 * <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
|
1382 * <li>ERROR_NULL_ARGUMENT - if the point is null</li> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1383 * </ul> |
71 | 1384 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1385 * <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
|
1386 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1387 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1388 * @see #getLocation(int, bool) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1389 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1390 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
|
1391 checkLayout(); |
140 | 1392 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
|
1393 return getOffset(point.x, point.y, trailing); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1394 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1395 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1396 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1397 * Returns the character offset for the specified point. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1398 * 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
|
1399 * 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
|
1400 * 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
|
1401 * 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
|
1402 * 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
|
1403 * the point. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1404 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1405 * @param x the x coordinate of the point |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1406 * @param y the y coordinate of the point |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1407 * @param trailing the trailing buffer |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1408 * @return the character offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1409 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1410 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1411 * <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
|
1412 * </ul> |
71 | 1413 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1414 * <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
|
1415 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1416 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1417 * @see #getLocation(int, bool) |
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 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
|
1420 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
|
1421 computeRuns(); |
140 | 1422 if (trailing !is null && trailing.length < 1) DWT.error(DWT.ERROR_INVALID_ARGUMENT); |
240 | 1423 if (OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL) { |
1424 x = width() - x; | |
1425 } | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1426 |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1427 /* |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1428 * 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
|
1429 * logical end/start offset of a line when the coordinates are outside |
71 | 1430 * 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
|
1431 * 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
|
1432 * 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
|
1433 */ |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1434 auto iter = OS.pango_layout_get_iter(layout); |
71 | 1435 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
|
1436 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
|
1437 do { |
170
dd156298d22f
tango -r3232, dmd 1.027, some reedits in StyledText
Frank Benoit <benoit@tionex.de>
parents:
150
diff
changeset
|
1438 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
|
1439 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
|
1440 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
|
1441 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
|
1442 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
|
1443 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
|
1444 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
|
1445 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
|
1446 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
|
1447 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1448 } 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
|
1449 OS.pango_layout_iter_free(iter); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1450 |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1451 int 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
|
1452 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
|
1453 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
|
1454 auto ptr = OS.pango_layout_get_text(layout); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1455 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
|
1456 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
|
1457 return untranslateOffset(offset); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1458 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1459 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1460 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1461 * Returns the orientation of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1462 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1463 * @return the orientation style |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1464 * |
71 | 1465 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1466 * <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
|
1467 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1468 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1469 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
|
1470 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
|
1471 int baseDir = OS.pango_context_get_base_dir(context); |
140 | 1472 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
|
1473 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1474 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1475 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1476 * Returns the previous offset for the specified offset and movement |
71 | 1477 * type. The movement is one of <code>DWT.MOVEMENT_CHAR</code>, |
1478 * <code>DWT.MOVEMENT_CLUSTER</code> or <code>DWT.MOVEMENT_WORD</code>, | |
1479 * <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
|
1480 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1481 * @param offset the start offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1482 * @param movement the movement type |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1483 * @return the previous offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1484 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1485 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1486 * <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
|
1487 * </ul> |
71 | 1488 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1489 * <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
|
1490 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1491 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1492 * @see #getNextOffset(int, int) |
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 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
|
1495 return _getOffset(index, movement, false); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1496 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1497 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1498 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1499 * 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
|
1500 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1501 * @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
|
1502 * text style. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1503 * |
71 | 1504 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1505 * <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
|
1506 * </ul> |
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 * @see #getStyles() |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1509 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1510 * @since 3.2 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1511 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1512 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
|
1513 checkLayout(); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1514 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
|
1515 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
|
1516 for (int i=0; i<styles.length - 1; i++) { |
140 | 1517 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
|
1518 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
|
1519 result[count++] = styles[i + 1].start - 1; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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55
diff
changeset
|
1520 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1521 } |
140 | 1522 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
|
1523 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
|
1524 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
|
1525 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
|
1526 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1527 return result; |
24
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 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1531 * Returns the text segments offsets of the receiver. |
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 * @return the text segments offsets |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1534 * |
71 | 1535 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1536 * <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
|
1537 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1538 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1539 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
|
1540 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
|
1541 return segments; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1542 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1543 |
238 | 1544 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
|
1545 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
|
1546 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
|
1547 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
|
1548 int len = text.length; |
140 | 1549 if (len is 0) return text; |
1550 if (nSegments is 2) { | |
1551 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
|
1552 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1553 char[] oldChars = text[0..len].dup; |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1554 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
|
1555 int charCount = 0, segmentCount = 0; |
238 | 1556 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
|
1557 while (charCount < len) { |
140 | 1558 if (segmentCount < nSegments && charCount is segments[segmentCount]) { |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1559 newChars[charCount + segmentCount .. charCount + segmentCount + separator.length ] = separator; |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1560 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
|
1561 } else { |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1562 newChars[charCount + segmentCount] = oldChars[charCount]; |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1563 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
|
1564 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1565 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1566 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
|
1567 segments[segmentCount] = charCount; |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1568 newChars[charCount + segmentCount .. charCount + segmentCount + separator.length ] = separator; |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1569 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
|
1570 } |
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 return newChars[ 0 .. Math.min(charCount + segmentCount, newChars.length) ]; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1572 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1573 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1574 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1575 * Returns the line spacing of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1576 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1577 * @return the line spacing |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1578 * |
71 | 1579 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1580 * <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
|
1581 * </ul> |
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 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
|
1584 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
|
1585 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
|
1586 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1587 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1588 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1589 * 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
|
1590 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1591 * @param offset the text offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1592 * @return the style or <code>null</code> if not set |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1593 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1594 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1595 * <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
|
1596 * </ul> |
71 | 1597 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1598 * <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
|
1599 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1600 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1601 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
|
1602 checkLayout(); |
240 | 1603 int length_ = text.length; |
1604 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
|
1605 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
|
1606 StyleItem item = styles[i]; |
fc2b263b8a3f
Merged back the System.arraycopy and use a System class
Frank Benoit <benoit@tionex.de>
parents:
24
diff
changeset
|
1607 if (item.start > offset) { |
fc2b263b8a3f
Merged back the System.arraycopy and use a System class
Frank Benoit <benoit@tionex.de>
parents:
24
diff
changeset
|
1608 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
|
1609 } |
59
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 return null; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1612 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1613 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1614 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1615 * Gets all styles of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1616 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1617 * @return the styles |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1618 * |
71 | 1619 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1620 * <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
|
1621 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1622 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1623 * @see #getRanges() |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1624 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1625 * @since 3.2 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1626 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1627 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
|
1628 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
|
1629 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
|
1630 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
|
1631 for (int i=0; i<styles.length; i++) { |
140 | 1632 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
|
1633 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
|
1634 } |
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 } |
140 | 1636 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
|
1637 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
|
1638 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
|
1639 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
|
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 return result; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1642 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1643 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1644 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1645 * Returns the tab list of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1646 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1647 * @return the tab list |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1648 * |
71 | 1649 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1650 * <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
|
1651 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1652 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1653 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
|
1654 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
|
1655 return tabs; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1656 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1657 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1658 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1659 * Gets the receiver's text, which will be an empty |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1660 * string if it has never been set. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1661 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1662 * @return the receiver's text |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1663 * |
71 | 1664 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1665 * <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
|
1666 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1667 */ |
238 | 1668 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
|
1669 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
|
1670 return text; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1671 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1672 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1673 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1674 * Returns the width of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1675 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1676 * @return the width |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1677 * |
71 | 1678 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1679 * <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
|
1680 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1681 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1682 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
|
1683 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
|
1684 int width = OS.pango_layout_get_width(layout); |
140 | 1685 return width !is -1 ? OS.PANGO_PIXELS(width) : -1; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1686 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1687 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1688 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1689 * 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
|
1690 * and <code>false</code> otherwise. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1691 * <p> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1692 * This method gets the dispose state for the text layout. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1693 * 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
|
1694 * invoke any other method using the text layout. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1695 * </p> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1696 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1697 * @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
|
1698 */ |
150
f2e04420fd6c
reworked overrides and superclass aliases
Frank Benoit <benoit@tionex.de>
parents:
146
diff
changeset
|
1699 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
|
1700 return layout is null; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1701 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1702 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1703 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1704 * Sets the text alignment for the receiver. The alignment controls |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1705 * how a line of text is positioned horizontally. The argument should |
71 | 1706 * 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
|
1707 * <p> |
71 | 1708 * The default alignment is <code>DWT.LEFT</code>. Note that the receiver's |
1709 * 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
|
1710 * alignment. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1711 * </p> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1712 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1713 * @param alignment the new alignment |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1714 * |
71 | 1715 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1716 * <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
|
1717 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1718 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1719 * @see #setWidth(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1720 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1721 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
|
1722 checkLayout(); |
71 | 1723 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
|
1724 alignment &= mask; |
140 | 1725 if (alignment is 0) return; |
1726 if ((alignment & DWT.LEFT) !is 0) alignment = DWT.LEFT; | |
1727 if ((alignment & DWT.RIGHT) !is 0) alignment = DWT.RIGHT; | |
240 | 1728 bool rtl = OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL; |
1729 int align_ = OS.PANGO_ALIGN_CENTER; | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1730 switch (alignment) { |
240 | 1731 case DWT.LEFT: |
1732 align_ = rtl ? OS.PANGO_ALIGN_RIGHT : OS.PANGO_ALIGN_LEFT; | |
1733 break; | |
1734 case DWT.RIGHT: | |
1735 align_ = rtl ? OS.PANGO_ALIGN_LEFT : OS.PANGO_ALIGN_RIGHT; | |
1736 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
|
1737 } |
240 | 1738 OS.pango_layout_set_alignment(layout, align_); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1739 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1740 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1741 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1742 * 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
|
1743 * 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
|
1744 * 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
|
1745 * ascent is calculated from the line fonts. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1746 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1747 * @param ascent the new ascent |
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 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1750 * <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
|
1751 * </ul> |
71 | 1752 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1753 * <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
|
1754 * </ul> |
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 * @see #setDescent(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1757 * @see #getLineMetrics(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1758 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1759 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
|
1760 checkLayout(); |
71 | 1761 if (ascent < -1) DWT.error(DWT.ERROR_INVALID_ARGUMENT); |
140 | 1762 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
|
1763 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
|
1764 this.ascent = ascent; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1765 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1766 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1767 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1768 * 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
|
1769 * 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
|
1770 * 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
|
1771 * descent is calculated from the line fonts. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1772 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1773 * @param descent the new descent |
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 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1776 * <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
|
1777 * </ul> |
71 | 1778 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1779 * <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
|
1780 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1781 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1782 * @see #setAscent(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1783 * @see #getLineMetrics(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1784 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1785 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
|
1786 checkLayout(); |
71 | 1787 if (descent < -1) DWT.error(DWT.ERROR_INVALID_ARGUMENT); |
140 | 1788 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
|
1789 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
|
1790 this.descent = descent; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1791 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1792 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1793 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1794 * 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
|
1795 * to draw and measure text. If the |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1796 * argument is null, then a default font appropriate |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1797 * 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
|
1798 * style can override the default font. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1799 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1800 * @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
|
1801 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1802 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1803 * <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
|
1804 * </ul> |
71 | 1805 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1806 * <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
|
1807 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1808 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1809 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
|
1810 checkLayout (); |
71 | 1811 if (font !is null && font.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT); |
240 | 1812 Font oldFont = this.font; |
1813 if (oldFont is font) return; | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1814 this.font = font; |
240 | 1815 if (oldFont !is null && oldFont.opEquals(font)) return; |
1816 OS.pango_layout_set_font_description(layout, font !is null ? font.handle : device.systemFont.handle); | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1817 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1818 |
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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 * 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
|
1821 * each paragraph. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1822 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1823 * @param indent new indent |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1824 * |
71 | 1825 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1826 * <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
|
1827 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1828 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1829 * @since 3.2 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1830 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1831 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
|
1832 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
|
1833 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
|
1834 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
|
1835 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1836 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1837 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1838 * Sets the justification of the receiver. Note that the receiver's |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1839 * width must be set in order to use justification. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1840 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1841 * @param justify new justify |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1842 * |
71 | 1843 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1844 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1845 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1846 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1847 * @since 3.2 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1848 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1849 public void 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
|
1850 checkLayout(); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1851 OS.pango_layout_set_justify(layout, justify); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1852 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1853 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1854 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1855 * Sets the orientation of the receiver, which must be one |
71 | 1856 * 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
|
1857 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1858 * @param orientation new orientation style |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1859 * |
71 | 1860 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1861 * <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
|
1862 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1863 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1864 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
|
1865 checkLayout(); |
71 | 1866 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
|
1867 orientation &= mask; |
140 | 1868 if (orientation is 0) return; |
1869 if ((orientation & DWT.LEFT_TO_RIGHT) !is 0) orientation = DWT.LEFT_TO_RIGHT; | |
1870 int baseDir = orientation is DWT.RIGHT_TO_LEFT ? OS.PANGO_DIRECTION_RTL : OS.PANGO_DIRECTION_LTR; | |
1871 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
|
1872 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
|
1873 OS.pango_layout_context_changed(layout); |
240 | 1874 int align_ = OS.pango_layout_get_alignment(layout); |
1875 if (align_ !is OS.PANGO_ALIGN_CENTER) { | |
1876 align_ = align_ is OS.PANGO_ALIGN_LEFT ? OS.PANGO_ALIGN_RIGHT : OS.PANGO_ALIGN_LEFT; | |
1877 OS.pango_layout_set_alignment(layout, align_); | |
1878 } | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1879 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1880 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1881 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1882 * Sets the line spacing of the receiver. The line spacing |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1883 * is the space left between lines. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1884 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1885 * @param spacing the new line spacing |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1886 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1887 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1888 * <li>ERROR_INVALID_ARGUMENT - if the spacing is negative</li> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1889 * </ul> |
71 | 1890 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1891 * <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
|
1892 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1893 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1894 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
|
1895 checkLayout(); |
71 | 1896 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
|
1897 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
|
1898 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1899 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1900 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1901 * 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
|
1902 * override the default behaviour of the bidirectional algorithm. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1903 * Bidirectional reordering can happen within a text segment but not |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1904 * between two adjacent segments. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1905 * <p> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1906 * 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
|
1907 * <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
|
1908 * 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
|
1909 * the text. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1910 * </p> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1911 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1912 * @param segments the text segments offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1913 * |
71 | 1914 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1915 * <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
|
1916 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1917 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1918 public void setSegments(int[] segments) { |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1919 checkLayout(); |
140 | 1920 if (this.segments is null && segments is null) return; |
1921 if (this.segments !is null && segments !is null) { | |
1922 if (this.segments.length is segments.length) { | |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
1923 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
|
1924 for (i = 0; i <segments.length; i++) { |
140 | 1925 if (this.segments[i] !is segments[i]) break; |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1926 } |
140 | 1927 if (i is segments.length) return; |
59
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55
diff
changeset
|
1928 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1929 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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55
diff
changeset
|
1930 freeRuns(); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1931 this.segments = segments; |
24
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1932 } |
bc06000c0816
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parents:
diff
changeset
|
1933 |
bc06000c0816
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parents:
diff
changeset
|
1934 /** |
bc06000c0816
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parents:
diff
changeset
|
1935 * Sets the style of the receiver for the specified range. Styles previously |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1936 * set for that range will be overwritten. The start and end offsets are |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1937 * inclusive and will be clamped if out of range. |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1938 * |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1939 * @param style the style |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1940 * @param start the start offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1941 * @param end the end offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1942 * |
71 | 1943 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1944 * <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1945 * </ul> |
bc06000c0816
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1946 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
1947 public void setStyle (TextStyle style, int start, int end) { |
59
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55
diff
changeset
|
1948 checkLayout(); |
240 | 1949 int length_ = text.length; |
1950 if (length_ is 0) return; | |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
1951 if (start > end) return; |
240 | 1952 start = Math.min(Math.max(0, start), length_ - 1); |
1953 end = Math.min(Math.max(0, end), length_ - 1); | |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
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170
diff
changeset
|
1954 start = text.utf8AdjustOffset( start ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1955 end = text.utf8AdjustOffset( end ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1956 |
24
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parents:
diff
changeset
|
1957 |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1958 /* |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1959 * 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
|
1960 * 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
|
1961 * 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
|
1962 * |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
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55
diff
changeset
|
1963 * NOTE that fix only LamAlef ligatures. |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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55
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|
1964 */ |
182
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Fix: several utf8 awareness problems
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170
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changeset
|
1965 int relIndex; |
721afe91f448
Fix: several utf8 awareness problems
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changeset
|
1966 if ((start > 0 ) && isAlef(text[ start .. $ ].firstCodePoint()) && isLam(text.getRelativeCodePoint( start, -1, relIndex ))) { |
721afe91f448
Fix: several utf8 awareness problems
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170
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changeset
|
1967 start += relIndex; |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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55
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changeset
|
1968 } |
240 | 1969 if ((end < length_ - 1) && isLam(text[ end .. $ ].firstCodePoint()) && isAlef(text.getRelativeCodePoint(end, 1,relIndex))) { |
182
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Fix: several utf8 awareness problems
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170
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changeset
|
1970 end += relIndex; |
59
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All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
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changeset
|
1971 } |
24
bc06000c0816
TextLayout and GC, graphics complete
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parents:
diff
changeset
|
1972 |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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55
diff
changeset
|
1973 int low = -1; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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55
diff
changeset
|
1974 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
|
1975 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
|
1976 int index = (high + low) / 2; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1977 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
|
1978 high = index; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
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parents:
55
diff
changeset
|
1979 } 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
|
1980 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
|
1981 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1982 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1983 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
|
1984 StyleItem item = styles[high]; |
140 | 1985 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
|
1986 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
|
1987 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
|
1988 } else { |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
1989 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
|
1990 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1991 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1992 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
1993 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
|
1994 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
|
1995 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
|
1996 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
|
1997 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
|
1998 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
|
1999 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2000 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
|
2001 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
|
2002 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
|
2003 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
|
2004 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
|
2005 return; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2006 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2007 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
|
2008 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
|
2009 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
|
2010 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
|
2011 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
|
2012 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
|
2013 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
|
2014 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
|
2015 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
|
2016 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
|
2017 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
|
2018 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
|
2019 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
|
2020 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
|
2021 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2022 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2023 if (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
|
2024 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
|
2025 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
|
2026 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
|
2027 System.arraycopy(styles, 0, newStyles, 0, modifyStart + 1); |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2028 StyleItem item = new StyleItem(); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2029 item.start = start; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2030 item.style = style; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2031 newStyles[modifyStart + 1] = item; |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2032 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
|
2033 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
|
2034 styles = newStyles; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2035 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2036 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2037 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2038 * 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
|
2039 * 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
|
2040 * tab stop. The last tab stop width is repeated continuously. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2041 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2042 * @param tabs the new tab list |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2043 * |
71 | 2044 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2045 * <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
|
2046 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2047 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2048 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
|
2049 checkLayout(); |
140 | 2050 if (this.tabs is null && tabs is null) return; |
2051 if (this.tabs!is null && tabs !is null) { | |
2052 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
|
2053 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
|
2054 for (i = 0; i <tabs.length; i++) { |
140 | 2055 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
|
2056 } |
140 | 2057 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
|
2058 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2059 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2060 this.tabs = tabs; |
140 | 2061 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
|
2062 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
|
2063 } 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
|
2064 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
|
2065 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
|
2066 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
|
2067 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
|
2068 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2069 OS.pango_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
|
2070 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
|
2071 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2072 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2073 /* |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2074 * 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
|
2075 * 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
|
2076 * 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
|
2077 */ |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2078 OS.pango_layout_context_changed(layout); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2079 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2080 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2081 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2082 * Sets the receiver's text. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2083 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2084 * @param text the new text |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2085 * |
71 | 2086 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2087 * <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
|
2088 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2089 */ |
238 | 2090 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
|
2091 checkLayout (); |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2092 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
|
2093 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
|
2094 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
|
2095 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
|
2096 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
|
2097 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
|
2098 styles[styles.length - 1].start = text.length; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2099 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2100 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2101 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2102 * Sets the line width of the receiver, which determines how |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2103 * text should be wrapped and aligned. The default value is |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2104 * <code>-1</code> which means wrapping is disabled. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2105 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2106 * @param width the new width |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2107 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2108 * @exception IllegalArgumentException <ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2109 * <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
|
2110 * </ul> |
71 | 2111 * @exception DWTException <ul> |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2112 * <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
|
2113 * </ul> |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2114 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2115 * @see #setAlignment(int) |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2116 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2117 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
|
2118 checkLayout (); |
140 | 2119 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
|
2120 freeRuns(); |
240 | 2121 if (width is -1) { |
2122 OS.pango_layout_set_width(layout, -1); | |
2123 bool rtl = OS.pango_context_get_base_dir(context) is OS.PANGO_DIRECTION_RTL; | |
2124 OS.pango_layout_set_alignment(layout, rtl ? OS.PANGO_ALIGN_RIGHT : OS.PANGO_ALIGN_LEFT); | |
2125 } else { | |
2126 OS.pango_layout_set_width(layout, width * OS.PANGO_SCALE); | |
2127 } | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2128 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2129 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2130 static final bool isLam(int ch) { |
140 | 2131 return ch is 0x0644; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2132 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2133 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2134 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
|
2135 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
|
2136 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
|
2137 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
|
2138 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
|
2139 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
|
2140 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
|
2141 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
|
2142 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
|
2143 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
|
2144 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
|
2145 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
|
2146 return true; |
55
93981635e709
Checked and inserted missing default switch cases.
Frank Benoit <benoit@tionex.de>
parents:
33
diff
changeset
|
2147 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
|
2148 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2149 return false; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2150 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2151 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2152 /** |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2153 * Returns a string containing a concise, human-readable |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2154 * description of the receiver. |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2155 * |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2156 * @return a string representation of the receiver |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2157 */ |
238 | 2158 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
|
2159 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
|
2160 return Format( "TextLayout {{{}}", layout ); |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2161 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2162 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2163 /* |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2164 * Translate a client offset to an internal offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2165 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2166 int translateOffset(int offset) { |
240 | 2167 int length_ = text.length; |
2168 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
|
2169 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
|
2170 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
|
2171 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
|
2172 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
|
2173 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2174 return offset; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2175 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2176 |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2177 /* |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2178 * Translate an internal offset to a client offset |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2179 */ |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2180 int untranslateOffset(int offset) { |
240 | 2181 int length_ = text.length; |
2182 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
|
2183 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
|
2184 for (int i = 0; i < invalidOffsets.length; i++) { |
140 | 2185 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
|
2186 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
|
2187 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
|
2188 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2189 if (offset < invalidOffsets[i]) { |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2190 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
|
2191 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2192 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2193 return offset - invalidOffsets.length; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2194 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2195 |
238 | 2196 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
|
2197 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
|
2198 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
|
2199 do { |
182
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2200 if( offset is 0 && step < 0 ){ |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2201 offset += step; |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2202 } |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2203 else{ |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2204 offset += cont.getRelativeCodePointOffset( offset, step ); |
721afe91f448
Fix: several utf8 awareness problems
Frank Benoit <benoit@tionex.de>
parents:
170
diff
changeset
|
2205 } |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2206 while (0 <= i && i < invalidOffsets.length) { |
140 | 2207 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
|
2208 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
|
2209 } |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
55
diff
changeset
|
2210 } 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
|
2211 return offset; |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2212 } |
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2213 |
240 | 2214 int width () { |
2215 int wrapWidth = OS.pango_layout_get_width(layout); | |
2216 if (wrapWidth !is -1) return OS.PANGO_PIXELS(wrapWidth); | |
2217 int w, h; | |
2218 OS.pango_layout_get_size(layout, &w, &h); | |
2219 return OS.PANGO_PIXELS(w + OS.pango_layout_get_indent(layout)); | |
24
bc06000c0816
TextLayout and GC, graphics complete
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
2220 } |
240 | 2221 |
2222 } |