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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2008 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
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwtx.jface.text.source.OverviewRuler;
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14
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15 import dwt.dwthelper.utils;
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16
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17 import java.util.ArrayList;
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18 import java.util.HashMap;
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19 import java.util.HashSet;
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20 import java.util.Iterator;
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21 import java.util.List;
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22 import java.util.Map;
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23 import java.util.Set;
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24
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25 import dwt.DWT;
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26 import dwt.custom.StyledText;
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27 import dwt.events.DisposeEvent;
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28 import dwt.events.DisposeListener;
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29 import dwt.events.MouseAdapter;
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30 import dwt.events.MouseEvent;
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31 import dwt.events.MouseMoveListener;
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32 import dwt.events.MouseTrackAdapter;
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33 import dwt.events.PaintEvent;
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34 import dwt.events.PaintListener;
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35 import dwt.graphics.Color;
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36 import dwt.graphics.Cursor;
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37 import dwt.graphics.GC;
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38 import dwt.graphics.Image;
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39 import dwt.graphics.Point;
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40 import dwt.graphics.RGB;
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41 import dwt.graphics.Rectangle;
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42 import dwt.widgets.Canvas;
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43 import dwt.widgets.Composite;
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44 import dwt.widgets.Control;
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45 import dwt.widgets.Display;
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46 import dwtx.jface.text.BadLocationException;
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47 import dwtx.jface.text.IDocument;
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48 import dwtx.jface.text.IRegion;
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49 import dwtx.jface.text.ITextListener;
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50 import dwtx.jface.text.ITextViewer;
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51 import dwtx.jface.text.ITextViewerExtension5;
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52 import dwtx.jface.text.JFaceTextUtil;
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53 import dwtx.jface.text.Position;
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54 import dwtx.jface.text.Region;
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55 import dwtx.jface.text.TextEvent;
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56 import dwtx.jface.text.source.projection.AnnotationBag;
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57
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58
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59 /**
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60 * Ruler presented next to a source viewer showing all annotations of the
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61 * viewer's annotation model in a compact format. The ruler has the same height
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62 * as the source viewer.
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63 * <p>
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64 * Clients usually instantiate and configure objects of this class.</p>
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65 *
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66 * @since 2.1
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67 */
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68 public class OverviewRuler : IOverviewRuler {
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69
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70 /**
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71 * Internal listener class.
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72 */
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73 class InternalListener : ITextListener, IAnnotationModelListener, IAnnotationModelListenerExtension {
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74
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75 /*
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76 * @see ITextListener#textChanged
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77 */
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78 public void textChanged(TextEvent e) {
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79 if (fTextViewer !is null && e.getDocumentEvent() is null && e.getViewerRedrawState()) {
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80 // handle only changes of visible document
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81 redraw();
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82 }
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83 }
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84
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85 /*
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86 * @see IAnnotationModelListener#modelChanged(IAnnotationModel)
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87 */
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88 public void modelChanged(IAnnotationModel model) {
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89 update();
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90 }
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91
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92 /*
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93 * @see dwtx.jface.text.source.IAnnotationModelListenerExtension#modelChanged(dwtx.jface.text.source.AnnotationModelEvent)
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94 * @since 3.3
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95 */
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96 public void modelChanged(AnnotationModelEvent event) {
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97 if (!event.isValid())
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98 return;
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99
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100 if (event.isWorldChange()) {
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101 update();
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102 return;
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103 }
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104
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105 Annotation[] annotations= event.getAddedAnnotations();
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106 int length= annotations.length;
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107 for (int i= 0; i < length; i++) {
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108 if (!skip(annotations[i].getType())) {
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109 update();
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110 return;
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111 }
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112 }
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113
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114 annotations= event.getRemovedAnnotations();
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115 length= annotations.length;
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116 for (int i= 0; i < length; i++) {
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117 if (!skip(annotations[i].getType())) {
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118 update();
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119 return;
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120 }
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121 }
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122
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123 annotations= event.getChangedAnnotations();
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124 length= annotations.length;
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125 for (int i= 0; i < length; i++) {
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126 if (!skip(annotations[i].getType())) {
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127 update();
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128 return;
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129 }
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130 }
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131
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132 }
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133 }
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134
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135 /**
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136 * Enumerates the annotations of a specified type and characteristics
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137 * of the associated annotation model.
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138 */
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139 class FilterIterator : Iterator {
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140
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141 final static int TEMPORARY= 1 << 1;
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142 final static int PERSISTENT= 1 << 2;
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143 final static int IGNORE_BAGS= 1 << 3;
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144
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145 private Iterator fIterator;
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146 private Object fType;
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147 private Annotation fNext;
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148 private int fStyle;
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149
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150 /**
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151 * Creates a new filter iterator with the given specification.
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152 *
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153 * @param annotationType the annotation type
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154 * @param style the style
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155 */
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156 public FilterIterator(Object annotationType, int style) {
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157 fType= annotationType;
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158 fStyle= style;
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159 if (fModel !is null) {
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160 fIterator= fModel.getAnnotationIterator();
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161 skip();
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162 }
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163 }
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164
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165 /**
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166 * Creates a new filter iterator with the given specification.
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167 *
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168 * @param annotationType the annotation type
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169 * @param style the style
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170 * @param iterator the iterator
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171 */
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172 public FilterIterator(Object annotationType, int style, Iterator iterator) {
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173 fType= annotationType;
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174 fStyle= style;
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175 fIterator= iterator;
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176 skip();
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177 }
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178
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179 private void skip() {
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180
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181 bool temp= (fStyle & TEMPORARY) !is 0;
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182 bool pers= (fStyle & PERSISTENT) !is 0;
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183 bool ignr= (fStyle & IGNORE_BAGS) !is 0;
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184
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185 while (fIterator.hasNext()) {
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186 Annotation next= (Annotation) fIterator.next();
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187
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188 if (next.isMarkedDeleted())
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189 continue;
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190
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191 if (ignr && (next instanceof AnnotationBag))
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192 continue;
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193
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194 fNext= next;
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195 Object annotationType= next.getType();
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196 if (fType is null || fType.equals(annotationType) || !fConfiguredAnnotationTypes.contains(annotationType) && isSubtype(annotationType)) {
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197 if (temp && pers) return;
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198 if (pers && next.isPersistent()) return;
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199 if (temp && !next.isPersistent()) return;
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200 }
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201 }
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202 fNext= null;
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203 }
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204
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205 private bool isSubtype(Object annotationType) {
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206 if (fAnnotationAccess instanceof IAnnotationAccessExtension) {
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207 IAnnotationAccessExtension extension= (IAnnotationAccessExtension) fAnnotationAccess;
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208 return extension.isSubtype(annotationType, fType);
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209 }
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210 return fType.equals(annotationType);
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211 }
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212
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213 /*
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214 * @see Iterator#hasNext()
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215 */
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216 public bool hasNext() {
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217 return fNext !is null;
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218 }
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219 /*
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220 * @see Iterator#next()
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221 */
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222 public Object next() {
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223 try {
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224 return fNext;
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225 } finally {
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226 if (fIterator !is null)
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227 skip();
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228 }
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229 }
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230 /*
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231 * @see Iterator#remove()
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232 */
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233 public void remove() {
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234 throw new UnsupportedOperationException();
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235 }
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236 }
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237
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238 /**
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239 * The painter of the overview ruler's header.
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240 */
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241 class HeaderPainter : PaintListener {
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242
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243 private Color fIndicatorColor;
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244 private Color fSeparatorColor;
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245
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246 /**
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247 * Creates a new header painter.
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248 */
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249 public HeaderPainter() {
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250 fSeparatorColor= fHeader.getDisplay().getSystemColor(DWT.COLOR_WIDGET_NORMAL_SHADOW);
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251 }
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252
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253 /**
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254 * Sets the header color.
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255 *
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256 * @param color the header color
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257 */
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258 public void setColor(Color color) {
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259 fIndicatorColor= color;
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260 }
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261
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262 private void drawBevelRect(GC gc, int x, int y, int w, int h, Color topLeft, Color bottomRight) {
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263 gc.setForeground(topLeft is null ? fSeparatorColor : topLeft);
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264 gc.drawLine(x, y, x + w -1, y);
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265 gc.drawLine(x, y, x, y + h -1);
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266
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267 gc.setForeground(bottomRight is null ? fSeparatorColor : bottomRight);
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268 gc.drawLine(x + w, y, x + w, y + h);
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269 gc.drawLine(x, y + h, x + w, y + h);
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270 }
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271
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272 public void paintControl(PaintEvent e) {
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273 if (fIndicatorColor is null)
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274 return;
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275
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276 Point s= fHeader.getSize();
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277
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278 e.gc.setBackground(fIndicatorColor);
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279 Rectangle r= new Rectangle(INSET, (s.y - (2*ANNOTATION_HEIGHT)) / 2, s.x - (2*INSET), 2*ANNOTATION_HEIGHT);
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280 e.gc.fillRectangle(r);
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281 Display d= fHeader.getDisplay();
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282 if (d !is null)
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283 // drawBevelRect(e.gc, r.x, r.y, r.width -1, r.height -1, d.getSystemColor(DWT.COLOR_WIDGET_NORMAL_SHADOW), d.getSystemColor(DWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));
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284 drawBevelRect(e.gc, r.x, r.y, r.width -1, r.height -1, null, null);
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285
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286 e.gc.setForeground(fSeparatorColor);
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287 e.gc.setLineWidth(0); // NOTE: 0 means width is 1 but with optimized performance
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288 e.gc.drawLine(0, s.y -1, s.x -1, s.y -1);
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289 }
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290 }
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291
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292 private static final int INSET= 2;
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293 private static final int ANNOTATION_HEIGHT= 4;
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294 private static bool ANNOTATION_HEIGHT_SCALABLE= true;
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295
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296
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297 /** The model of the overview ruler */
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298 private IAnnotationModel fModel;
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299 /** The view to which this ruler is connected */
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300 private ITextViewer fTextViewer;
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301 /** The ruler's canvas */
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302 private Canvas fCanvas;
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303 /** The ruler's header */
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304 private Canvas fHeader;
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305 /** The buffer for double buffering */
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306 private Image fBuffer;
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307 /** The internal listener */
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308 private InternalListener fInternalListener= new InternalListener();
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309 /** The width of this vertical ruler */
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310 private int fWidth;
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311 /** The hit detection cursor */
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312 private Cursor fHitDetectionCursor;
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313 /** The last cursor */
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314 private Cursor fLastCursor;
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315 /** The line of the last mouse button activity */
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316 private int fLastMouseButtonActivityLine= -1;
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317 /** The actual annotation height */
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318 private int fAnnotationHeight= -1;
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319 /** The annotation access */
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320 private IAnnotationAccess fAnnotationAccess;
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321 /** The header painter */
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322 private HeaderPainter fHeaderPainter;
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323 /**
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324 * The list of annotation types to be shown in this ruler.
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325 * @since 3.0
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326 */
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327 private Set fConfiguredAnnotationTypes= new HashSet();
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328 /**
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329 * The list of annotation types to be shown in the header of this ruler.
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330 * @since 3.0
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331 */
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332 private Set fConfiguredHeaderAnnotationTypes= new HashSet();
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333 /** The mapping between annotation types and colors */
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334 private Map fAnnotationTypes2Colors= new HashMap();
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335 /** The color manager */
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336 private ISharedTextColors fSharedTextColors;
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337 /**
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338 * All available annotation types sorted by layer.
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339 *
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340 * @since 3.0
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341 */
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342 private List fAnnotationsSortedByLayer= new ArrayList();
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343 /**
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344 * All available layers sorted by layer.
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345 * This list may contain duplicates.
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346 * @since 3.0
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347 */
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348 private List fLayersSortedByLayer= new ArrayList();
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349 /**
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350 * Map of allowed annotation types.
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351 * An allowed annotation type maps to <code>true</code>, a disallowed
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352 * to <code>false</code>.
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353 * @since 3.0
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354 */
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355 private Map fAllowedAnnotationTypes= new HashMap();
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356 /**
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357 * Map of allowed header annotation types.
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358 * An allowed annotation type maps to <code>true</code>, a disallowed
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359 * to <code>false</code>.
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360 * @since 3.0
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361 */
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362 private Map fAllowedHeaderAnnotationTypes= new HashMap();
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363 /**
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364 * The cached annotations.
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365 * @since 3.0
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366 */
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367 private List fCachedAnnotations= new ArrayList();
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368
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369 /**
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370 * Redraw runnable lock
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371 * @since 3.3
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372 */
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373 private Object fRunnableLock= new Object();
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374 /**
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375 * Redraw runnable state
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376 * @since 3.3
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377 */
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378 private bool fIsRunnablePosted= false;
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379 /**
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380 * Redraw runnable
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381 * @since 3.3
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382 */
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383 private Runnable fRunnable= new Runnable() {
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384 public void run() {
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385 synchronized (fRunnableLock) {
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386 fIsRunnablePosted= false;
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387 }
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388 redraw();
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389 updateHeader();
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390 }
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391 };
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392 /**
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393 * Tells whether temporary annotations are drawn with
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394 * a separate color. This color will be computed by
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395 * discoloring the original annotation color.
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396 *
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397 * @since 3.4
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398 */
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399 private bool fIsTemporaryAnnotationDiscolored;
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400
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401
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402 /**
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403 * Constructs a overview ruler of the given width using the given annotation access and the given
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404 * color manager.
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405 * <p><strong>Note:</strong> As of 3.4, temporary annotations are no longer discolored.
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406 * Use {@link #OverviewRuler(IAnnotationAccess, int, ISharedTextColors, bool)} if you
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407 * want to keep the old behavior.</p>
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408 *
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409 * @param annotationAccess the annotation access
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410 * @param width the width of the vertical ruler
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411 * @param sharedColors the color manager
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412 */
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413 public OverviewRuler(IAnnotationAccess annotationAccess, int width, ISharedTextColors sharedColors) {
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414 this(annotationAccess, width, sharedColors, false);
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415 }
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416
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417 /**
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418 * Constructs a overview ruler of the given width using the given annotation
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419 * access and the given color manager.
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420 *
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421 * @param annotationAccess the annotation access
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422 * @param width the width of the vertical ruler
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423 * @param sharedColors the color manager
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424 * @param discolorTemporaryAnnotation <code>true</code> if temporary annotations should be discolored
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425 * @since 3.4
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426 */
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427 public OverviewRuler(IAnnotationAccess annotationAccess, int width, ISharedTextColors sharedColors, bool discolorTemporaryAnnotation) {
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428 fAnnotationAccess= annotationAccess;
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429 fWidth= width;
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430 fSharedTextColors= sharedColors;
|
|
|
431 fIsTemporaryAnnotationDiscolored= discolorTemporaryAnnotation;
|
|
|
432 }
|
|
|
433
|
|
|
434 /*
|
|
|
435 * @see dwtx.jface.text.source.IVerticalRulerInfo#getControl()
|
|
|
436 */
|
|
|
437 public Control getControl() {
|
|
|
438 return fCanvas;
|
|
|
439 }
|
|
|
440
|
|
|
441 /*
|
|
|
442 * @see dwtx.jface.text.source.IVerticalRulerInfo#getWidth()
|
|
|
443 */
|
|
|
444 public int getWidth() {
|
|
|
445 return fWidth;
|
|
|
446 }
|
|
|
447
|
|
|
448 /*
|
|
|
449 * @see dwtx.jface.text.source.IVerticalRuler#setModel(dwtx.jface.text.source.IAnnotationModel)
|
|
|
450 */
|
|
|
451 public void setModel(IAnnotationModel model) {
|
|
|
452 if (model !is fModel || model !is null) {
|
|
|
453
|
|
|
454 if (fModel !is null)
|
|
|
455 fModel.removeAnnotationModelListener(fInternalListener);
|
|
|
456
|
|
|
457 fModel= model;
|
|
|
458
|
|
|
459 if (fModel !is null)
|
|
|
460 fModel.addAnnotationModelListener(fInternalListener);
|
|
|
461
|
|
|
462 update();
|
|
|
463 }
|
|
|
464 }
|
|
|
465
|
|
|
466 /*
|
|
|
467 * @see dwtx.jface.text.source.IVerticalRuler#createControl(dwt.widgets.Composite, dwtx.jface.text.ITextViewer)
|
|
|
468 */
|
|
|
469 public Control createControl(Composite parent, ITextViewer textViewer) {
|
|
|
470
|
|
|
471 fTextViewer= textViewer;
|
|
|
472
|
|
|
473 fHitDetectionCursor= new Cursor(parent.getDisplay(), DWT.CURSOR_HAND);
|
|
|
474
|
|
|
475 fHeader= new Canvas(parent, DWT.NONE);
|
|
|
476
|
|
|
477 if (fAnnotationAccess instanceof IAnnotationAccessExtension) {
|
|
|
478 fHeader.addMouseTrackListener(new MouseTrackAdapter() {
|
|
|
479 /*
|
|
|
480 * @see dwt.events.MouseTrackAdapter#mouseHover(dwt.events.MouseEvent)
|
|
|
481 * @since 3.3
|
|
|
482 */
|
|
|
483 public void mouseEnter(MouseEvent e) {
|
|
|
484 updateHeaderToolTipText();
|
|
|
485 }
|
|
|
486 });
|
|
|
487 }
|
|
|
488
|
|
|
489 fCanvas= new Canvas(parent, DWT.NO_BACKGROUND);
|
|
|
490
|
|
|
491 fCanvas.addPaintListener(new PaintListener() {
|
|
|
492 public void paintControl(PaintEvent event) {
|
|
|
493 if (fTextViewer !is null)
|
|
|
494 doubleBufferPaint(event.gc);
|
|
|
495 }
|
|
|
496 });
|
|
|
497
|
|
|
498 fCanvas.addDisposeListener(new DisposeListener() {
|
|
|
499 public void widgetDisposed(DisposeEvent event) {
|
|
|
500 handleDispose();
|
|
|
501 fTextViewer= null;
|
|
|
502 }
|
|
|
503 });
|
|
|
504
|
|
|
505 fCanvas.addMouseListener(new MouseAdapter() {
|
|
|
506 public void mouseDown(MouseEvent event) {
|
|
|
507 handleMouseDown(event);
|
|
|
508 }
|
|
|
509 });
|
|
|
510
|
|
|
511 fCanvas.addMouseMoveListener(new MouseMoveListener() {
|
|
|
512 public void mouseMove(MouseEvent event) {
|
|
|
513 handleMouseMove(event);
|
|
|
514 }
|
|
|
515 });
|
|
|
516
|
|
|
517 if (fTextViewer !is null)
|
|
|
518 fTextViewer.addTextListener(fInternalListener);
|
|
|
519
|
|
|
520 return fCanvas;
|
|
|
521 }
|
|
|
522
|
|
|
523 /**
|
|
|
524 * Disposes the ruler's resources.
|
|
|
525 */
|
|
|
526 private void handleDispose() {
|
|
|
527
|
|
|
528 if (fTextViewer !is null) {
|
|
|
529 fTextViewer.removeTextListener(fInternalListener);
|
|
|
530 fTextViewer= null;
|
|
|
531 }
|
|
|
532
|
|
|
533 if (fModel !is null)
|
|
|
534 fModel.removeAnnotationModelListener(fInternalListener);
|
|
|
535
|
|
|
536 if (fBuffer !is null) {
|
|
|
537 fBuffer.dispose();
|
|
|
538 fBuffer= null;
|
|
|
539 }
|
|
|
540
|
|
|
541 if (fHitDetectionCursor !is null) {
|
|
|
542 fHitDetectionCursor.dispose();
|
|
|
543 fHitDetectionCursor= null;
|
|
|
544 }
|
|
|
545
|
|
|
546 fConfiguredAnnotationTypes.clear();
|
|
|
547 fAllowedAnnotationTypes.clear();
|
|
|
548 fConfiguredHeaderAnnotationTypes.clear();
|
|
|
549 fAllowedHeaderAnnotationTypes.clear();
|
|
|
550 fAnnotationTypes2Colors.clear();
|
|
|
551 fAnnotationsSortedByLayer.clear();
|
|
|
552 fLayersSortedByLayer.clear();
|
|
|
553 }
|
|
|
554
|
|
|
555 /**
|
|
|
556 * Double buffer drawing.
|
|
|
557 *
|
|
|
558 * @param dest the GC to draw into
|
|
|
559 */
|
|
|
560 private void doubleBufferPaint(GC dest) {
|
|
|
561
|
|
|
562 Point size= fCanvas.getSize();
|
|
|
563
|
|
|
564 if (size.x <= 0 || size.y <= 0)
|
|
|
565 return;
|
|
|
566
|
|
|
567 if (fBuffer !is null) {
|
|
|
568 Rectangle r= fBuffer.getBounds();
|
|
|
569 if (r.width !is size.x || r.height !is size.y) {
|
|
|
570 fBuffer.dispose();
|
|
|
571 fBuffer= null;
|
|
|
572 }
|
|
|
573 }
|
|
|
574 if (fBuffer is null)
|
|
|
575 fBuffer= new Image(fCanvas.getDisplay(), size.x, size.y);
|
|
|
576
|
|
|
577 GC gc= new GC(fBuffer);
|
|
|
578 try {
|
|
|
579 gc.setBackground(fCanvas.getBackground());
|
|
|
580 gc.fillRectangle(0, 0, size.x, size.y);
|
|
|
581
|
|
|
582 cacheAnnotations();
|
|
|
583
|
|
|
584 if (fTextViewer instanceof ITextViewerExtension5)
|
|
|
585 doPaint1(gc);
|
|
|
586 else
|
|
|
587 doPaint(gc);
|
|
|
588
|
|
|
589 } finally {
|
|
|
590 gc.dispose();
|
|
|
591 }
|
|
|
592
|
|
|
593 dest.drawImage(fBuffer, 0, 0);
|
|
|
594 }
|
|
|
595
|
|
|
596 /**
|
|
|
597 * Draws this overview ruler.
|
|
|
598 *
|
|
|
599 * @param gc the GC to draw into
|
|
|
600 */
|
|
|
601 private void doPaint(GC gc) {
|
|
|
602
|
|
|
603 Rectangle r= new Rectangle(0, 0, 0, 0);
|
|
|
604 int yy, hh= ANNOTATION_HEIGHT;
|
|
|
605
|
|
|
606 IDocument document= fTextViewer.getDocument();
|
|
|
607 IRegion visible= fTextViewer.getVisibleRegion();
|
|
|
608
|
|
|
609 StyledText textWidget= fTextViewer.getTextWidget();
|
|
|
610 int maxLines= textWidget.getLineCount();
|
|
|
611
|
|
|
612 Point size= fCanvas.getSize();
|
|
|
613 int writable= JFaceTextUtil.computeLineHeight(textWidget, 0, maxLines, maxLines);
|
|
|
614
|
|
|
615 if (size.y > writable)
|
|
|
616 size.y= Math.max(writable - fHeader.getSize().y, 0);
|
|
|
617
|
|
|
618 for (Iterator iterator= fAnnotationsSortedByLayer.iterator(); iterator.hasNext();) {
|
|
|
619 Object annotationType= iterator.next();
|
|
|
620
|
|
|
621 if (skip(annotationType))
|
|
|
622 continue;
|
|
|
623
|
|
|
624 int[] style= new int[] { FilterIterator.PERSISTENT, FilterIterator.TEMPORARY };
|
|
|
625 for (int t=0; t < style.length; t++) {
|
|
|
626
|
|
|
627 Iterator e= new FilterIterator(annotationType, style[t], fCachedAnnotations.iterator());
|
|
|
628 Color fill= getFillColor(annotationType, style[t] is FilterIterator.TEMPORARY);
|
|
|
629 Color stroke= getStrokeColor(annotationType, style[t] is FilterIterator.TEMPORARY);
|
|
|
630
|
|
|
631 for (int i= 0; e.hasNext(); i++) {
|
|
|
632
|
|
|
633 Annotation a= (Annotation) e.next();
|
|
|
634 Position p= fModel.getPosition(a);
|
|
|
635
|
|
|
636 if (p is null || !p.overlapsWith(visible.getOffset(), visible.getLength()))
|
|
|
637 continue;
|
|
|
638
|
|
|
639 int annotationOffset= Math.max(p.getOffset(), visible.getOffset());
|
|
|
640 int annotationEnd= Math.min(p.getOffset() + p.getLength(), visible.getOffset() + visible.getLength());
|
|
|
641 int annotationLength= annotationEnd - annotationOffset;
|
|
|
642
|
|
|
643 try {
|
|
|
644 if (ANNOTATION_HEIGHT_SCALABLE) {
|
|
|
645 int numbersOfLines= document.getNumberOfLines(annotationOffset, annotationLength);
|
|
|
646 // don't count empty trailing lines
|
|
|
647 IRegion lastLine= document.getLineInformationOfOffset(annotationOffset + annotationLength);
|
|
|
648 if (lastLine.getOffset() is annotationOffset + annotationLength) {
|
|
|
649 numbersOfLines -= 2;
|
|
|
650 hh= (numbersOfLines * size.y) / maxLines + ANNOTATION_HEIGHT;
|
|
|
651 if (hh < ANNOTATION_HEIGHT)
|
|
|
652 hh= ANNOTATION_HEIGHT;
|
|
|
653 } else
|
|
|
654 hh= ANNOTATION_HEIGHT;
|
|
|
655 }
|
|
|
656 fAnnotationHeight= hh;
|
|
|
657
|
|
|
658 int startLine= textWidget.getLineAtOffset(annotationOffset - visible.getOffset());
|
|
|
659 yy= Math.min((startLine * size.y) / maxLines, size.y - hh);
|
|
|
660
|
|
|
661 if (fill !is null) {
|
|
|
662 gc.setBackground(fill);
|
|
|
663 gc.fillRectangle(INSET, yy, size.x-(2*INSET), hh);
|
|
|
664 }
|
|
|
665
|
|
|
666 if (stroke !is null) {
|
|
|
667 gc.setForeground(stroke);
|
|
|
668 r.x= INSET;
|
|
|
669 r.y= yy;
|
|
|
670 r.width= size.x - (2 * INSET);
|
|
|
671 r.height= hh;
|
|
|
672 gc.setLineWidth(0); // NOTE: 0 means width is 1 but with optimized performance
|
|
|
673 gc.drawRectangle(r);
|
|
|
674 }
|
|
|
675 } catch (BadLocationException x) {
|
|
|
676 }
|
|
|
677 }
|
|
|
678 }
|
|
|
679 }
|
|
|
680 }
|
|
|
681
|
|
|
682 private void cacheAnnotations() {
|
|
|
683 fCachedAnnotations.clear();
|
|
|
684 if (fModel !is null) {
|
|
|
685 Iterator iter= fModel.getAnnotationIterator();
|
|
|
686 while (iter.hasNext()) {
|
|
|
687 Annotation annotation= (Annotation) iter.next();
|
|
|
688
|
|
|
689 if (annotation.isMarkedDeleted())
|
|
|
690 continue;
|
|
|
691
|
|
|
692 if (skip(annotation.getType()))
|
|
|
693 continue;
|
|
|
694
|
|
|
695 fCachedAnnotations.add(annotation);
|
|
|
696 }
|
|
|
697 }
|
|
|
698 }
|
|
|
699
|
|
|
700 /**
|
|
|
701 * Draws this overview ruler. Uses <code>ITextViewerExtension5</code> for
|
|
|
702 * its implementation. Will replace <code>doPaint(GC)</code>.
|
|
|
703 *
|
|
|
704 * @param gc the GC to draw into
|
|
|
705 */
|
|
|
706 private void doPaint1(GC gc) {
|
|
|
707
|
|
|
708 Rectangle r= new Rectangle(0, 0, 0, 0);
|
|
|
709 int yy, hh= ANNOTATION_HEIGHT;
|
|
|
710
|
|
|
711 ITextViewerExtension5 extension= (ITextViewerExtension5) fTextViewer;
|
|
|
712 IDocument document= fTextViewer.getDocument();
|
|
|
713 StyledText textWidget= fTextViewer.getTextWidget();
|
|
|
714
|
|
|
715 int maxLines= textWidget.getLineCount();
|
|
|
716 Point size= fCanvas.getSize();
|
|
|
717 int writable= JFaceTextUtil.computeLineHeight(textWidget, 0, maxLines, maxLines);
|
|
|
718 if (size.y > writable)
|
|
|
719 size.y= Math.max(writable - fHeader.getSize().y, 0);
|
|
|
720
|
|
|
721 for (Iterator iterator= fAnnotationsSortedByLayer.iterator(); iterator.hasNext();) {
|
|
|
722 Object annotationType= iterator.next();
|
|
|
723
|
|
|
724 if (skip(annotationType))
|
|
|
725 continue;
|
|
|
726
|
|
|
727 int[] style= new int[] { FilterIterator.PERSISTENT, FilterIterator.TEMPORARY };
|
|
|
728 for (int t=0; t < style.length; t++) {
|
|
|
729
|
|
|
730 Iterator e= new FilterIterator(annotationType, style[t], fCachedAnnotations.iterator());
|
|
|
731 Color fill= getFillColor(annotationType, style[t] is FilterIterator.TEMPORARY);
|
|
|
732 Color stroke= getStrokeColor(annotationType, style[t] is FilterIterator.TEMPORARY);
|
|
|
733
|
|
|
734 for (int i= 0; e.hasNext(); i++) {
|
|
|
735
|
|
|
736 Annotation a= (Annotation) e.next();
|
|
|
737 Position p= fModel.getPosition(a);
|
|
|
738
|
|
|
739 if (p is null)
|
|
|
740 continue;
|
|
|
741
|
|
|
742 IRegion widgetRegion= extension.modelRange2WidgetRange(new Region(p.getOffset(), p.getLength()));
|
|
|
743 if (widgetRegion is null)
|
|
|
744 continue;
|
|
|
745
|
|
|
746 try {
|
|
|
747 if (ANNOTATION_HEIGHT_SCALABLE) {
|
|
|
748 int numbersOfLines= document.getNumberOfLines(p.getOffset(), p.getLength());
|
|
|
749 // don't count empty trailing lines
|
|
|
750 IRegion lastLine= document.getLineInformationOfOffset(p.getOffset() + p.getLength());
|
|
|
751 if (lastLine.getOffset() is p.getOffset() + p.getLength()) {
|
|
|
752 numbersOfLines -= 2;
|
|
|
753 hh= (numbersOfLines * size.y) / maxLines + ANNOTATION_HEIGHT;
|
|
|
754 if (hh < ANNOTATION_HEIGHT)
|
|
|
755 hh= ANNOTATION_HEIGHT;
|
|
|
756 } else
|
|
|
757 hh= ANNOTATION_HEIGHT;
|
|
|
758 }
|
|
|
759 fAnnotationHeight= hh;
|
|
|
760
|
|
|
761 int startLine= textWidget.getLineAtOffset(widgetRegion.getOffset());
|
|
|
762 yy= Math.min((startLine * size.y) / maxLines, size.y - hh);
|
|
|
763
|
|
|
764 if (fill !is null) {
|
|
|
765 gc.setBackground(fill);
|
|
|
766 gc.fillRectangle(INSET, yy, size.x-(2*INSET), hh);
|
|
|
767 }
|
|
|
768
|
|
|
769 if (stroke !is null) {
|
|
|
770 gc.setForeground(stroke);
|
|
|
771 r.x= INSET;
|
|
|
772 r.y= yy;
|
|
|
773 r.width= size.x - (2 * INSET);
|
|
|
774 r.height= hh;
|
|
|
775 gc.setLineWidth(0); // NOTE: 0 means width is 1 but with optimized performance
|
|
|
776 gc.drawRectangle(r);
|
|
|
777 }
|
|
|
778 } catch (BadLocationException x) {
|
|
|
779 }
|
|
|
780 }
|
|
|
781 }
|
|
|
782 }
|
|
|
783 }
|
|
|
784
|
|
|
785 /*
|
|
|
786 * @see dwtx.jface.text.source.IVerticalRuler#update()
|
|
|
787 */
|
|
|
788 public void update() {
|
|
|
789 if (fCanvas !is null && !fCanvas.isDisposed()) {
|
|
|
790 Display d= fCanvas.getDisplay();
|
|
|
791 if (d !is null) {
|
|
|
792 synchronized (fRunnableLock) {
|
|
|
793 if (fIsRunnablePosted)
|
|
|
794 return;
|
|
|
795 fIsRunnablePosted= true;
|
|
|
796 }
|
|
|
797 d.asyncExec(fRunnable);
|
|
|
798 }
|
|
|
799 }
|
|
|
800 }
|
|
|
801
|
|
|
802 /**
|
|
|
803 * Redraws the overview ruler.
|
|
|
804 */
|
|
|
805 private void redraw() {
|
|
|
806 if (fTextViewer is null || fModel is null)
|
|
|
807 return;
|
|
|
808
|
|
|
809 if (fCanvas !is null && !fCanvas.isDisposed()) {
|
|
|
810 GC gc= new GC(fCanvas);
|
|
|
811 doubleBufferPaint(gc);
|
|
|
812 gc.dispose();
|
|
|
813 }
|
|
|
814 }
|
|
|
815
|
|
|
816 /**
|
|
|
817 * Translates a given y-coordinate of this ruler into the corresponding
|
|
|
818 * document lines. The number of lines depends on the concrete scaling
|
|
|
819 * given as the ration between the height of this ruler and the length
|
|
|
820 * of the document.
|
|
|
821 *
|
|
|
822 * @param y_coordinate the y-coordinate
|
|
|
823 * @return the corresponding document lines
|
|
|
824 */
|
|
|
825 private int[] toLineNumbers(int y_coordinate) {
|
|
|
826
|
|
|
827 StyledText textWidget= fTextViewer.getTextWidget();
|
|
|
828 int maxLines= textWidget.getContent().getLineCount();
|
|
|
829
|
|
|
830 int rulerLength= fCanvas.getSize().y;
|
|
|
831 int writable= JFaceTextUtil.computeLineHeight(textWidget, 0, maxLines, maxLines);
|
|
|
832
|
|
|
833 if (rulerLength > writable)
|
|
|
834 rulerLength= Math.max(writable - fHeader.getSize().y, 0);
|
|
|
835
|
|
|
836 if (y_coordinate >= writable || y_coordinate >= rulerLength)
|
|
|
837 return new int[] {-1, -1};
|
|
|
838
|
|
|
839 int[] lines= new int[2];
|
|
|
840
|
|
|
841 int pixel0= Math.max(y_coordinate - 1, 0);
|
|
|
842 int pixel1= Math.min(rulerLength, y_coordinate + 1);
|
|
|
843 rulerLength= Math.max(rulerLength, 1);
|
|
|
844
|
|
|
845 lines[0]= (pixel0 * maxLines) / rulerLength;
|
|
|
846 lines[1]= (pixel1 * maxLines) / rulerLength;
|
|
|
847
|
|
|
848 if (fTextViewer instanceof ITextViewerExtension5) {
|
|
|
849 ITextViewerExtension5 extension= (ITextViewerExtension5) fTextViewer;
|
|
|
850 lines[0]= extension.widgetLine2ModelLine(lines[0]);
|
|
|
851 lines[1]= extension.widgetLine2ModelLine(lines[1]);
|
|
|
852 } else {
|
|
|
853 try {
|
|
|
854 IRegion visible= fTextViewer.getVisibleRegion();
|
|
|
855 int lineNumber= fTextViewer.getDocument().getLineOfOffset(visible.getOffset());
|
|
|
856 lines[0] += lineNumber;
|
|
|
857 lines[1] += lineNumber;
|
|
|
858 } catch (BadLocationException x) {
|
|
|
859 }
|
|
|
860 }
|
|
|
861
|
|
|
862 return lines;
|
|
|
863 }
|
|
|
864
|
|
|
865 /**
|
|
|
866 * Returns the position of the first annotation found in the given line range.
|
|
|
867 *
|
|
|
868 * @param lineNumbers the line range
|
|
|
869 * @return the position of the first found annotation
|
|
|
870 */
|
|
|
871 private Position getAnnotationPosition(int[] lineNumbers) {
|
|
|
872 if (lineNumbers[0] is -1)
|
|
|
873 return null;
|
|
|
874
|
|
|
875 Position found= null;
|
|
|
876
|
|
|
877 try {
|
|
|
878 IDocument d= fTextViewer.getDocument();
|
|
|
879 IRegion line= d.getLineInformation(lineNumbers[0]);
|
|
|
880
|
|
|
881 int start= line.getOffset();
|
|
|
882
|
|
|
883 line= d.getLineInformation(lineNumbers[lineNumbers.length - 1]);
|
|
|
884 int end= line.getOffset() + line.getLength();
|
|
|
885
|
|
|
886 for (int i= fAnnotationsSortedByLayer.size() -1; i >= 0; i--) {
|
|
|
887
|
|
|
888 Object annotationType= fAnnotationsSortedByLayer.get(i);
|
|
|
889
|
|
|
890 Iterator e= new FilterIterator(annotationType, FilterIterator.PERSISTENT | FilterIterator.TEMPORARY);
|
|
|
891 while (e.hasNext() && found is null) {
|
|
|
892 Annotation a= (Annotation) e.next();
|
|
|
893 if (a.isMarkedDeleted())
|
|
|
894 continue;
|
|
|
895
|
|
|
896 if (skip(a.getType()))
|
|
|
897 continue;
|
|
|
898
|
|
|
899 Position p= fModel.getPosition(a);
|
|
|
900 if (p is null)
|
|
|
901 continue;
|
|
|
902
|
|
|
903 int posOffset= p.getOffset();
|
|
|
904 int posEnd= posOffset + p.getLength();
|
|
|
905 IRegion region= d.getLineInformationOfOffset(posEnd);
|
|
|
906 // trailing empty lines don't count
|
|
|
907 if (posEnd > posOffset && region.getOffset() is posEnd) {
|
|
|
908 posEnd--;
|
|
|
909 region= d.getLineInformationOfOffset(posEnd);
|
|
|
910 }
|
|
|
911
|
|
|
912 if (posOffset <= end && posEnd >= start)
|
|
|
913 found= p;
|
|
|
914 }
|
|
|
915 }
|
|
|
916 } catch (BadLocationException x) {
|
|
|
917 }
|
|
|
918
|
|
|
919 return found;
|
|
|
920 }
|
|
|
921
|
|
|
922 /**
|
|
|
923 * Returns the line which corresponds best to one of
|
|
|
924 * the underlying annotations at the given y-coordinate.
|
|
|
925 *
|
|
|
926 * @param lineNumbers the line numbers
|
|
|
927 * @return the best matching line or <code>-1</code> if no such line can be found
|
|
|
928 */
|
|
|
929 private int findBestMatchingLineNumber(int[] lineNumbers) {
|
|
|
930 if (lineNumbers is null || lineNumbers.length < 1)
|
|
|
931 return -1;
|
|
|
932
|
|
|
933 try {
|
|
|
934 Position pos= getAnnotationPosition(lineNumbers);
|
|
|
935 if (pos is null)
|
|
|
936 return -1;
|
|
|
937 return fTextViewer.getDocument().getLineOfOffset(pos.getOffset());
|
|
|
938 } catch (BadLocationException ex) {
|
|
|
939 return -1;
|
|
|
940 }
|
|
|
941 }
|
|
|
942
|
|
|
943 /**
|
|
|
944 * Handles mouse clicks.
|
|
|
945 *
|
|
|
946 * @param event the mouse button down event
|
|
|
947 */
|
|
|
948 private void handleMouseDown(MouseEvent event) {
|
|
|
949 if (fTextViewer !is null) {
|
|
|
950 int[] lines= toLineNumbers(event.y);
|
|
|
951 Position p= getAnnotationPosition(lines);
|
|
|
952 if (p is null && event.button is 1) {
|
|
|
953 try {
|
|
|
954 p= new Position(fTextViewer.getDocument().getLineInformation(lines[0]).getOffset(), 0);
|
|
|
955 } catch (BadLocationException e) {
|
|
|
956 // do nothing
|
|
|
957 }
|
|
|
958 }
|
|
|
959 if (p !is null) {
|
|
|
960 fTextViewer.revealRange(p.getOffset(), p.getLength());
|
|
|
961 fTextViewer.setSelectedRange(p.getOffset(), p.getLength());
|
|
|
962 }
|
|
|
963 fTextViewer.getTextWidget().setFocus();
|
|
|
964 }
|
|
|
965 fLastMouseButtonActivityLine= toDocumentLineNumber(event.y);
|
|
|
966 }
|
|
|
967
|
|
|
968 /**
|
|
|
969 * Handles mouse moves.
|
|
|
970 *
|
|
|
971 * @param event the mouse move event
|
|
|
972 */
|
|
|
973 private void handleMouseMove(MouseEvent event) {
|
|
|
974 if (fTextViewer !is null) {
|
|
|
975 int[] lines= toLineNumbers(event.y);
|
|
|
976 Position p= getAnnotationPosition(lines);
|
|
|
977 Cursor cursor= (p !is null ? fHitDetectionCursor : null);
|
|
|
978 if (cursor !is fLastCursor) {
|
|
|
979 fCanvas.setCursor(cursor);
|
|
|
980 fLastCursor= cursor;
|
|
|
981 }
|
|
|
982 }
|
|
|
983 }
|
|
|
984
|
|
|
985 /*
|
|
|
986 * @see dwtx.jface.text.source.IOverviewRuler#addAnnotationType(java.lang.Object)
|
|
|
987 */
|
|
|
988 public void addAnnotationType(Object annotationType) {
|
|
|
989 fConfiguredAnnotationTypes.add(annotationType);
|
|
|
990 fAllowedAnnotationTypes.clear();
|
|
|
991 }
|
|
|
992
|
|
|
993 /*
|
|
|
994 * @see dwtx.jface.text.source.IOverviewRuler#removeAnnotationType(java.lang.Object)
|
|
|
995 */
|
|
|
996 public void removeAnnotationType(Object annotationType) {
|
|
|
997 fConfiguredAnnotationTypes.remove(annotationType);
|
|
|
998 fAllowedAnnotationTypes.clear();
|
|
|
999 }
|
|
|
1000
|
|
|
1001 /*
|
|
|
1002 * @see dwtx.jface.text.source.IOverviewRuler#setAnnotationTypeLayer(java.lang.Object, int)
|
|
|
1003 */
|
|
|
1004 public void setAnnotationTypeLayer(Object annotationType, int layer) {
|
|
|
1005 int j= fAnnotationsSortedByLayer.indexOf(annotationType);
|
|
|
1006 if (j !is -1) {
|
|
|
1007 fAnnotationsSortedByLayer.remove(j);
|
|
|
1008 fLayersSortedByLayer.remove(j);
|
|
|
1009 }
|
|
|
1010
|
|
|
1011 if (layer >= 0) {
|
|
|
1012 int i= 0;
|
|
|
1013 int size= fLayersSortedByLayer.size();
|
|
|
1014 while (i < size && layer >= ((Integer)fLayersSortedByLayer.get(i)).intValue())
|
|
|
1015 i++;
|
|
|
1016 Integer layerObj= new Integer(layer);
|
|
|
1017 fLayersSortedByLayer.add(i, layerObj);
|
|
|
1018 fAnnotationsSortedByLayer.add(i, annotationType);
|
|
|
1019 }
|
|
|
1020 }
|
|
|
1021
|
|
|
1022 /*
|
|
|
1023 * @see dwtx.jface.text.source.IOverviewRuler#setAnnotationTypeColor(java.lang.Object, dwt.graphics.Color)
|
|
|
1024 */
|
|
|
1025 public void setAnnotationTypeColor(Object annotationType, Color color) {
|
|
|
1026 if (color !is null)
|
|
|
1027 fAnnotationTypes2Colors.put(annotationType, color);
|
|
|
1028 else
|
|
|
1029 fAnnotationTypes2Colors.remove(annotationType);
|
|
|
1030 }
|
|
|
1031
|
|
|
1032 /**
|
|
|
1033 * Returns whether the given annotation type should be skipped by the drawing routine.
|
|
|
1034 *
|
|
|
1035 * @param annotationType the annotation type
|
|
|
1036 * @return <code>true</code> if annotation of the given type should be skipped
|
|
|
1037 */
|
|
|
1038 private bool skip(Object annotationType) {
|
|
|
1039 return !contains(annotationType, fAllowedAnnotationTypes, fConfiguredAnnotationTypes);
|
|
|
1040 }
|
|
|
1041
|
|
|
1042 /**
|
|
|
1043 * Returns whether the given annotation type should be skipped by the drawing routine of the header.
|
|
|
1044 *
|
|
|
1045 * @param annotationType the annotation type
|
|
|
1046 * @return <code>true</code> if annotation of the given type should be skipped
|
|
|
1047 * @since 3.0
|
|
|
1048 */
|
|
|
1049 private bool skipInHeader(Object annotationType) {
|
|
|
1050 return !contains(annotationType, fAllowedHeaderAnnotationTypes, fConfiguredHeaderAnnotationTypes);
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 /**
|
|
|
1054 * Returns whether the given annotation type is mapped to <code>true</code>
|
|
|
1055 * in the given <code>allowed</code> map or covered by the <code>configured</code>
|
|
|
1056 * set.
|
|
|
1057 *
|
|
|
1058 * @param annotationType the annotation type
|
|
|
1059 * @param allowed the map with allowed annotation types mapped to booleans
|
|
|
1060 * @param configured the set with configured annotation types
|
|
|
1061 * @return <code>true</code> if annotation is contained, <code>false</code>
|
|
|
1062 * otherwise
|
|
|
1063 * @since 3.0
|
|
|
1064 */
|
|
|
1065 private bool contains(Object annotationType, Map allowed, Set configured) {
|
|
|
1066 Boolean cached= (Boolean) allowed.get(annotationType);
|
|
|
1067 if (cached !is null)
|
|
|
1068 return cached.booleanValue();
|
|
|
1069
|
|
|
1070 bool covered= isCovered(annotationType, configured);
|
|
|
1071 allowed.put(annotationType, covered ? Boolean.TRUE : Boolean.FALSE);
|
|
|
1072 return covered;
|
|
|
1073 }
|
|
|
1074
|
|
|
1075 /**
|
|
|
1076 * Computes whether the annotations of the given type are covered by the given <code>configured</code>
|
|
|
1077 * set. This is the case if either the type of the annotation or any of its
|
|
|
1078 * super types is contained in the <code>configured</code> set.
|
|
|
1079 *
|
|
|
1080 * @param annotationType the annotation type
|
|
|
1081 * @param configured the set with configured annotation types
|
|
|
1082 * @return <code>true</code> if annotation is covered, <code>false</code>
|
|
|
1083 * otherwise
|
|
|
1084 * @since 3.0
|
|
|
1085 */
|
|
|
1086 private bool isCovered(Object annotationType, Set configured) {
|
|
|
1087 if (fAnnotationAccess instanceof IAnnotationAccessExtension) {
|
|
|
1088 IAnnotationAccessExtension extension= (IAnnotationAccessExtension) fAnnotationAccess;
|
|
|
1089 Iterator e= configured.iterator();
|
|
|
1090 while (e.hasNext()) {
|
|
|
1091 if (extension.isSubtype(annotationType,e.next()))
|
|
|
1092 return true;
|
|
|
1093 }
|
|
|
1094 return false;
|
|
|
1095 }
|
|
|
1096 return configured.contains(annotationType);
|
|
|
1097 }
|
|
|
1098
|
|
|
1099 /**
|
|
|
1100 * Returns a specification of a color that lies between the given
|
|
|
1101 * foreground and background color using the given scale factor.
|
|
|
1102 *
|
|
|
1103 * @param fg the foreground color
|
|
|
1104 * @param bg the background color
|
|
|
1105 * @param scale the scale factor
|
|
|
1106 * @return the interpolated color
|
|
|
1107 */
|
|
|
1108 private static RGB interpolate(RGB fg, RGB bg, double scale) {
|
|
|
1109 return new RGB(
|
|
|
1110 (int) ((1.0-scale) * fg.red + scale * bg.red),
|
|
|
1111 (int) ((1.0-scale) * fg.green + scale * bg.green),
|
|
|
1112 (int) ((1.0-scale) * fg.blue + scale * bg.blue)
|
|
|
1113 );
|
|
|
1114 }
|
|
|
1115
|
|
|
1116 /**
|
|
|
1117 * Returns the grey value in which the given color would be drawn in grey-scale.
|
|
|
1118 *
|
|
|
1119 * @param rgb the color
|
|
|
1120 * @return the grey-scale value
|
|
|
1121 */
|
|
|
1122 private static double greyLevel(RGB rgb) {
|
|
|
1123 if (rgb.red is rgb.green && rgb.green is rgb.blue)
|
|
|
1124 return rgb.red;
|
|
|
1125 return (0.299 * rgb.red + 0.587 * rgb.green + 0.114 * rgb.blue + 0.5);
|
|
|
1126 }
|
|
|
1127
|
|
|
1128 /**
|
|
|
1129 * Returns whether the given color is dark or light depending on the colors grey-scale level.
|
|
|
1130 *
|
|
|
1131 * @param rgb the color
|
|
|
1132 * @return <code>true</code> if the color is dark, <code>false</code> if it is light
|
|
|
1133 */
|
|
|
1134 private static bool isDark(RGB rgb) {
|
|
|
1135 return greyLevel(rgb) > 128;
|
|
|
1136 }
|
|
|
1137
|
|
|
1138 /**
|
|
|
1139 * Returns a color based on the color configured for the given annotation type and the given scale factor.
|
|
|
1140 *
|
|
|
1141 * @param annotationType the annotation type
|
|
|
1142 * @param scale the scale factor
|
|
|
1143 * @return the computed color
|
|
|
1144 */
|
|
|
1145 private Color getColor(Object annotationType, double scale) {
|
|
|
1146 Color base= findColor(annotationType);
|
|
|
1147 if (base is null)
|
|
|
1148 return null;
|
|
|
1149
|
|
|
1150 RGB baseRGB= base.getRGB();
|
|
|
1151 RGB background= fCanvas.getBackground().getRGB();
|
|
|
1152
|
|
|
1153 bool darkBase= isDark(baseRGB);
|
|
|
1154 bool darkBackground= isDark(background);
|
|
|
1155 if (darkBase && darkBackground)
|
|
|
1156 background= new RGB(255, 255, 255);
|
|
|
1157 else if (!darkBase && !darkBackground)
|
|
|
1158 background= new RGB(0, 0, 0);
|
|
|
1159
|
|
|
1160 return fSharedTextColors.getColor(interpolate(baseRGB, background, scale));
|
|
|
1161 }
|
|
|
1162
|
|
|
1163 /**
|
|
|
1164 * Returns the color for the given annotation type
|
|
|
1165 *
|
|
|
1166 * @param annotationType the annotation type
|
|
|
1167 * @return the color
|
|
|
1168 * @since 3.0
|
|
|
1169 */
|
|
|
1170 private Color findColor(Object annotationType) {
|
|
|
1171 Color color= (Color) fAnnotationTypes2Colors.get(annotationType);
|
|
|
1172 if (color !is null)
|
|
|
1173 return color;
|
|
|
1174
|
|
|
1175 if (fAnnotationAccess instanceof IAnnotationAccessExtension) {
|
|
|
1176 IAnnotationAccessExtension extension= (IAnnotationAccessExtension) fAnnotationAccess;
|
|
|
1177 Object[] superTypes= extension.getSupertypes(annotationType);
|
|
|
1178 if (superTypes !is null) {
|
|
|
1179 for (int i= 0; i < superTypes.length; i++) {
|
|
|
1180 color= (Color) fAnnotationTypes2Colors.get(superTypes[i]);
|
|
|
1181 if (color !is null)
|
|
|
1182 return color;
|
|
|
1183 }
|
|
|
1184 }
|
|
|
1185 }
|
|
|
1186
|
|
|
1187 return null;
|
|
|
1188 }
|
|
|
1189
|
|
|
1190 /**
|
|
|
1191 * Returns the stroke color for the given annotation type and characteristics.
|
|
|
1192 *
|
|
|
1193 * @param annotationType the annotation type
|
|
|
1194 * @param temporary <code>true</code> if for temporary annotations
|
|
|
1195 * @return the stroke color
|
|
|
1196 */
|
|
|
1197 private Color getStrokeColor(Object annotationType, bool temporary) {
|
|
|
1198 return getColor(annotationType, temporary && fIsTemporaryAnnotationDiscolored ? 0.5 : 0.2);
|
|
|
1199 }
|
|
|
1200
|
|
|
1201 /**
|
|
|
1202 * Returns the fill color for the given annotation type and characteristics.
|
|
|
1203 *
|
|
|
1204 * @param annotationType the annotation type
|
|
|
1205 * @param temporary <code>true</code> if for temporary annotations
|
|
|
1206 * @return the fill color
|
|
|
1207 */
|
|
|
1208 private Color getFillColor(Object annotationType, bool temporary) {
|
|
|
1209 return getColor(annotationType, temporary && fIsTemporaryAnnotationDiscolored ? 0.9 : 0.75);
|
|
|
1210 }
|
|
|
1211
|
|
|
1212 /*
|
|
|
1213 * @see IVerticalRulerInfo#getLineOfLastMouseButtonActivity()
|
|
|
1214 */
|
|
|
1215 public int getLineOfLastMouseButtonActivity() {
|
|
|
1216 if (fLastMouseButtonActivityLine >= fTextViewer.getDocument().getNumberOfLines())
|
|
|
1217 fLastMouseButtonActivityLine= -1;
|
|
|
1218 return fLastMouseButtonActivityLine;
|
|
|
1219 }
|
|
|
1220
|
|
|
1221 /*
|
|
|
1222 * @see IVerticalRulerInfo#toDocumentLineNumber(int)
|
|
|
1223 */
|
|
|
1224 public int toDocumentLineNumber(int y_coordinate) {
|
|
|
1225
|
|
|
1226 if (fTextViewer is null || y_coordinate is -1)
|
|
|
1227 return -1;
|
|
|
1228
|
|
|
1229 int[] lineNumbers= toLineNumbers(y_coordinate);
|
|
|
1230 int bestLine= findBestMatchingLineNumber(lineNumbers);
|
|
|
1231 if (bestLine is -1 && lineNumbers.length > 0)
|
|
|
1232 return lineNumbers[0];
|
|
|
1233 return bestLine;
|
|
|
1234 }
|
|
|
1235
|
|
|
1236 /*
|
|
|
1237 * @see dwtx.jface.text.source.IVerticalRuler#getModel()
|
|
|
1238 */
|
|
|
1239 public IAnnotationModel getModel() {
|
|
|
1240 return fModel;
|
|
|
1241 }
|
|
|
1242
|
|
|
1243 /*
|
|
|
1244 * @see dwtx.jface.text.source.IOverviewRuler#getAnnotationHeight()
|
|
|
1245 */
|
|
|
1246 public int getAnnotationHeight() {
|
|
|
1247 return fAnnotationHeight;
|
|
|
1248 }
|
|
|
1249
|
|
|
1250 /*
|
|
|
1251 * @see dwtx.jface.text.source.IOverviewRuler#hasAnnotation(int)
|
|
|
1252 */
|
|
|
1253 public bool hasAnnotation(int y) {
|
|
|
1254 return findBestMatchingLineNumber(toLineNumbers(y)) !is -1;
|
|
|
1255 }
|
|
|
1256
|
|
|
1257 /*
|
|
|
1258 * @see dwtx.jface.text.source.IOverviewRuler#getHeaderControl()
|
|
|
1259 */
|
|
|
1260 public Control getHeaderControl() {
|
|
|
1261 return fHeader;
|
|
|
1262 }
|
|
|
1263
|
|
|
1264 /*
|
|
|
1265 * @see dwtx.jface.text.source.IOverviewRuler#addHeaderAnnotationType(java.lang.Object)
|
|
|
1266 */
|
|
|
1267 public void addHeaderAnnotationType(Object annotationType) {
|
|
|
1268 fConfiguredHeaderAnnotationTypes.add(annotationType);
|
|
|
1269 fAllowedHeaderAnnotationTypes.clear();
|
|
|
1270 }
|
|
|
1271
|
|
|
1272 /*
|
|
|
1273 * @see dwtx.jface.text.source.IOverviewRuler#removeHeaderAnnotationType(java.lang.Object)
|
|
|
1274 */
|
|
|
1275 public void removeHeaderAnnotationType(Object annotationType) {
|
|
|
1276 fConfiguredHeaderAnnotationTypes.remove(annotationType);
|
|
|
1277 fAllowedHeaderAnnotationTypes.clear();
|
|
|
1278 }
|
|
|
1279
|
|
|
1280 /**
|
|
|
1281 * Updates the header of this ruler.
|
|
|
1282 */
|
|
|
1283 private void updateHeader() {
|
|
|
1284 if (fHeader is null || fHeader.isDisposed())
|
|
|
1285 return;
|
|
|
1286
|
|
|
1287 fHeader.setToolTipText(null);
|
|
|
1288
|
|
|
1289 Object colorType= null;
|
|
|
1290 outer: for (int i= fAnnotationsSortedByLayer.size() -1; i >= 0; i--) {
|
|
|
1291 Object annotationType= fAnnotationsSortedByLayer.get(i);
|
|
|
1292 if (skipInHeader(annotationType) || skip(annotationType))
|
|
|
1293 continue;
|
|
|
1294
|
|
|
1295 Iterator e= new FilterIterator(annotationType, FilterIterator.PERSISTENT | FilterIterator.TEMPORARY | FilterIterator.IGNORE_BAGS, fCachedAnnotations.iterator());
|
|
|
1296 while (e.hasNext()) {
|
|
|
1297 if (e.next() !is null) {
|
|
|
1298 colorType= annotationType;
|
|
|
1299 break outer;
|
|
|
1300 }
|
|
|
1301 }
|
|
|
1302 }
|
|
|
1303
|
|
|
1304 Color color= null;
|
|
|
1305 if (colorType !is null)
|
|
|
1306 color= findColor(colorType);
|
|
|
1307
|
|
|
1308 if (color is null) {
|
|
|
1309 if (fHeaderPainter !is null)
|
|
|
1310 fHeaderPainter.setColor(null);
|
|
|
1311 } else {
|
|
|
1312 if (fHeaderPainter is null) {
|
|
|
1313 fHeaderPainter= new HeaderPainter();
|
|
|
1314 fHeader.addPaintListener(fHeaderPainter);
|
|
|
1315 }
|
|
|
1316 fHeaderPainter.setColor(color);
|
|
|
1317 }
|
|
|
1318
|
|
|
1319 fHeader.redraw();
|
|
|
1320
|
|
|
1321 }
|
|
|
1322
|
|
|
1323 /**
|
|
|
1324 * Updates the header tool tip text of this ruler.
|
|
|
1325 */
|
|
|
1326 private void updateHeaderToolTipText() {
|
|
|
1327 if (fHeader is null || fHeader.isDisposed())
|
|
|
1328 return;
|
|
|
1329
|
|
|
1330 if (fHeader.getToolTipText() !is null)
|
|
|
1331 return;
|
|
|
1332
|
|
|
1333 String overview= ""; //$NON-NLS-1$
|
|
|
1334
|
|
|
1335 for (int i= fAnnotationsSortedByLayer.size() -1; i >= 0; i--) {
|
|
|
1336
|
|
|
1337 Object annotationType= fAnnotationsSortedByLayer.get(i);
|
|
|
1338
|
|
|
1339 if (skipInHeader(annotationType) || skip(annotationType))
|
|
|
1340 continue;
|
|
|
1341
|
|
|
1342 int count= 0;
|
|
|
1343 String annotationTypeLabel= null;
|
|
|
1344
|
|
|
1345 Iterator e= new FilterIterator(annotationType, FilterIterator.PERSISTENT | FilterIterator.TEMPORARY | FilterIterator.IGNORE_BAGS, fCachedAnnotations.iterator());
|
|
|
1346 while (e.hasNext()) {
|
|
|
1347 Annotation annotation= (Annotation)e.next();
|
|
|
1348 if (annotation !is null) {
|
|
|
1349 if (annotationTypeLabel is null)
|
|
|
1350 annotationTypeLabel= ((IAnnotationAccessExtension)fAnnotationAccess).getTypeLabel(annotation);
|
|
|
1351 count++;
|
|
|
1352 }
|
|
|
1353 }
|
|
|
1354
|
|
|
1355 if (annotationTypeLabel !is null) {
|
|
|
1356 if (overview.length() > 0)
|
|
|
1357 overview += "\n"; //$NON-NLS-1$
|
|
|
1358 overview += JFaceTextMessages.getFormattedString("OverviewRulerHeader.toolTipTextEntry", new Object[] {annotationTypeLabel, new Integer(count)}); //$NON-NLS-1$
|
|
|
1359 }
|
|
|
1360 }
|
|
|
1361
|
|
|
1362 if (overview.length() > 0)
|
|
|
1363 fHeader.setToolTipText(overview);
|
|
|
1364 }
|
|
|
1365 }
|
