Mercurial > projects > dwt-addons
annotate dwtx/jface/text/source/OverviewRuler.d @ 145:02cd5f1224d3
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| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sun, 24 Aug 2008 22:31:00 +0200 |
| parents | b6bad70d540a |
| children | 000f9136b8f7 |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2008 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module dwtx.jface.text.source.OverviewRuler; | |
| 14 | |
| 131 | 15 import dwtx.jface.text.source.ISharedTextColors; // packageimport |
| 16 import dwtx.jface.text.source.ILineRange; // packageimport | |
| 17 import dwtx.jface.text.source.IAnnotationPresentation; // packageimport | |
| 18 import dwtx.jface.text.source.IVerticalRulerInfoExtension; // packageimport | |
| 19 import dwtx.jface.text.source.ICharacterPairMatcher; // packageimport | |
| 20 import dwtx.jface.text.source.TextInvocationContext; // packageimport | |
| 21 import dwtx.jface.text.source.LineChangeHover; // packageimport | |
| 22 import dwtx.jface.text.source.IChangeRulerColumn; // packageimport | |
| 23 import dwtx.jface.text.source.IAnnotationMap; // packageimport | |
| 24 import dwtx.jface.text.source.IAnnotationModelListenerExtension; // packageimport | |
| 25 import dwtx.jface.text.source.ISourceViewerExtension2; // packageimport | |
| 26 import dwtx.jface.text.source.IAnnotationHover; // packageimport | |
| 27 import dwtx.jface.text.source.ContentAssistantFacade; // packageimport | |
| 28 import dwtx.jface.text.source.IAnnotationAccess; // packageimport | |
| 29 import dwtx.jface.text.source.IVerticalRulerExtension; // packageimport | |
| 30 import dwtx.jface.text.source.IVerticalRulerColumn; // packageimport | |
| 31 import dwtx.jface.text.source.LineNumberRulerColumn; // packageimport | |
| 32 import dwtx.jface.text.source.MatchingCharacterPainter; // packageimport | |
| 33 import dwtx.jface.text.source.IAnnotationModelExtension; // packageimport | |
| 34 import dwtx.jface.text.source.ILineDifferExtension; // packageimport | |
| 35 import dwtx.jface.text.source.DefaultCharacterPairMatcher; // packageimport | |
| 36 import dwtx.jface.text.source.LineNumberChangeRulerColumn; // packageimport | |
| 37 import dwtx.jface.text.source.IAnnotationAccessExtension; // packageimport | |
| 38 import dwtx.jface.text.source.ISourceViewer; // packageimport | |
| 39 import dwtx.jface.text.source.AnnotationModel; // packageimport | |
| 40 import dwtx.jface.text.source.ILineDifferExtension2; // packageimport | |
| 41 import dwtx.jface.text.source.IAnnotationModelListener; // packageimport | |
| 42 import dwtx.jface.text.source.IVerticalRuler; // packageimport | |
| 43 import dwtx.jface.text.source.DefaultAnnotationHover; // packageimport | |
| 44 import dwtx.jface.text.source.SourceViewer; // packageimport | |
| 45 import dwtx.jface.text.source.SourceViewerConfiguration; // packageimport | |
| 46 import dwtx.jface.text.source.AnnotationBarHoverManager; // packageimport | |
| 47 import dwtx.jface.text.source.CompositeRuler; // packageimport | |
| 48 import dwtx.jface.text.source.ImageUtilities; // packageimport | |
| 49 import dwtx.jface.text.source.VisualAnnotationModel; // packageimport | |
| 50 import dwtx.jface.text.source.IAnnotationModel; // packageimport | |
| 51 import dwtx.jface.text.source.ISourceViewerExtension3; // packageimport | |
| 52 import dwtx.jface.text.source.ILineDiffInfo; // packageimport | |
| 53 import dwtx.jface.text.source.VerticalRulerEvent; // packageimport | |
| 54 import dwtx.jface.text.source.ChangeRulerColumn; // packageimport | |
| 55 import dwtx.jface.text.source.ILineDiffer; // packageimport | |
| 56 import dwtx.jface.text.source.AnnotationModelEvent; // packageimport | |
| 57 import dwtx.jface.text.source.AnnotationColumn; // packageimport | |
| 58 import dwtx.jface.text.source.AnnotationRulerColumn; // packageimport | |
| 59 import dwtx.jface.text.source.IAnnotationHoverExtension; // packageimport | |
| 60 import dwtx.jface.text.source.AbstractRulerColumn; // packageimport | |
| 61 import dwtx.jface.text.source.ISourceViewerExtension; // packageimport | |
| 62 import dwtx.jface.text.source.AnnotationMap; // packageimport | |
| 63 import dwtx.jface.text.source.IVerticalRulerInfo; // packageimport | |
| 64 import dwtx.jface.text.source.IAnnotationModelExtension2; // packageimport | |
| 65 import dwtx.jface.text.source.LineRange; // packageimport | |
| 66 import dwtx.jface.text.source.IAnnotationAccessExtension2; // packageimport | |
| 67 import dwtx.jface.text.source.VerticalRuler; // packageimport | |
| 68 import dwtx.jface.text.source.JFaceTextMessages; // packageimport | |
| 69 import dwtx.jface.text.source.IOverviewRuler; // packageimport | |
| 70 import dwtx.jface.text.source.Annotation; // packageimport | |
| 71 import dwtx.jface.text.source.IVerticalRulerListener; // packageimport | |
| 72 import dwtx.jface.text.source.ISourceViewerExtension4; // packageimport | |
| 73 import dwtx.jface.text.source.AnnotationPainter; // packageimport | |
| 74 import dwtx.jface.text.source.IAnnotationHoverExtension2; // packageimport | |
| 75 import dwtx.jface.text.source.OverviewRulerHoverManager; // packageimport | |
| 76 | |
| 77 | |
| 129 | 78 import dwt.dwthelper.utils; |
| 79 | |
| 80 import java.util.ArrayList; | |
| 81 import java.util.HashMap; | |
| 82 import java.util.HashSet; | |
| 83 import java.util.Iterator; | |
| 84 import java.util.List; | |
| 85 import java.util.Map; | |
| 86 import java.util.Set; | |
| 87 | |
| 88 import dwt.DWT; | |
| 89 import dwt.custom.StyledText; | |
| 90 import dwt.events.DisposeEvent; | |
| 91 import dwt.events.DisposeListener; | |
| 92 import dwt.events.MouseAdapter; | |
| 93 import dwt.events.MouseEvent; | |
| 94 import dwt.events.MouseMoveListener; | |
| 95 import dwt.events.MouseTrackAdapter; | |
| 96 import dwt.events.PaintEvent; | |
| 97 import dwt.events.PaintListener; | |
| 98 import dwt.graphics.Color; | |
| 99 import dwt.graphics.Cursor; | |
| 100 import dwt.graphics.GC; | |
| 101 import dwt.graphics.Image; | |
| 102 import dwt.graphics.Point; | |
| 103 import dwt.graphics.RGB; | |
| 104 import dwt.graphics.Rectangle; | |
| 105 import dwt.widgets.Canvas; | |
| 106 import dwt.widgets.Composite; | |
| 107 import dwt.widgets.Control; | |
| 108 import dwt.widgets.Display; | |
| 109 import dwtx.jface.text.BadLocationException; | |
| 110 import dwtx.jface.text.IDocument; | |
| 111 import dwtx.jface.text.IRegion; | |
| 112 import dwtx.jface.text.ITextListener; | |
| 113 import dwtx.jface.text.ITextViewer; | |
| 114 import dwtx.jface.text.ITextViewerExtension5; | |
| 115 import dwtx.jface.text.JFaceTextUtil; | |
| 116 import dwtx.jface.text.Position; | |
| 117 import dwtx.jface.text.Region; | |
| 118 import dwtx.jface.text.TextEvent; | |
| 119 import dwtx.jface.text.source.projection.AnnotationBag; | |
| 120 | |
| 121 | |
| 122 /** | |
| 123 * Ruler presented next to a source viewer showing all annotations of the | |
| 124 * viewer's annotation model in a compact format. The ruler has the same height | |
| 125 * as the source viewer. | |
| 126 * <p> | |
| 127 * Clients usually instantiate and configure objects of this class.</p> | |
| 128 * | |
| 129 * @since 2.1 | |
| 130 */ | |
| 131 public class OverviewRuler : IOverviewRuler { | |
| 132 | |
| 133 /** | |
| 134 * Internal listener class. | |
| 135 */ | |
| 136 class InternalListener : ITextListener, IAnnotationModelListener, IAnnotationModelListenerExtension { | |
| 137 | |
| 138 /* | |
| 139 * @see ITextListener#textChanged | |
| 140 */ | |
| 141 public void textChanged(TextEvent e) { | |
| 142 if (fTextViewer !is null && e.getDocumentEvent() is null && e.getViewerRedrawState()) { | |
| 143 // handle only changes of visible document | |
| 144 redraw(); | |
| 145 } | |
| 146 } | |
| 147 | |
| 148 /* | |
| 149 * @see IAnnotationModelListener#modelChanged(IAnnotationModel) | |
| 150 */ | |
| 151 public void modelChanged(IAnnotationModel model) { | |
| 152 update(); | |
| 153 } | |
| 154 | |
| 155 /* | |
| 156 * @see dwtx.jface.text.source.IAnnotationModelListenerExtension#modelChanged(dwtx.jface.text.source.AnnotationModelEvent) | |
| 157 * @since 3.3 | |
| 158 */ | |
| 159 public void modelChanged(AnnotationModelEvent event) { | |
| 160 if (!event.isValid()) | |
| 161 return; | |
| 145 | 162 |
| 129 | 163 if (event.isWorldChange()) { |
| 164 update(); | |
| 165 return; | |
| 166 } | |
| 145 | 167 |
| 129 | 168 Annotation[] annotations= event.getAddedAnnotations(); |
| 169 int length= annotations.length; | |
| 170 for (int i= 0; i < length; i++) { | |
| 171 if (!skip(annotations[i].getType())) { | |
| 172 update(); | |
| 173 return; | |
| 174 } | |
| 175 } | |
| 145 | 176 |
| 129 | 177 annotations= event.getRemovedAnnotations(); |
| 178 length= annotations.length; | |
| 179 for (int i= 0; i < length; i++) { | |
| 180 if (!skip(annotations[i].getType())) { | |
| 181 update(); | |
| 182 return; | |
| 183 } | |
| 184 } | |
| 145 | 185 |
| 129 | 186 annotations= event.getChangedAnnotations(); |
| 187 length= annotations.length; | |
| 188 for (int i= 0; i < length; i++) { | |
| 189 if (!skip(annotations[i].getType())) { | |
| 190 update(); | |
| 191 return; | |
| 192 } | |
| 193 } | |
| 145 | 194 |
| 129 | 195 } |
| 196 } | |
| 197 | |
| 198 /** | |
| 199 * Enumerates the annotations of a specified type and characteristics | |
| 200 * of the associated annotation model. | |
| 201 */ | |
| 202 class FilterIterator : Iterator { | |
| 203 | |
| 204 final static int TEMPORARY= 1 << 1; | |
| 205 final static int PERSISTENT= 1 << 2; | |
| 206 final static int IGNORE_BAGS= 1 << 3; | |
| 207 | |
| 208 private Iterator fIterator; | |
| 209 private Object fType; | |
| 210 private Annotation fNext; | |
| 211 private int fStyle; | |
| 212 | |
| 213 /** | |
| 214 * Creates a new filter iterator with the given specification. | |
| 215 * | |
| 216 * @param annotationType the annotation type | |
| 217 * @param style the style | |
| 218 */ | |
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219 public this(Object annotationType, int style) { |
| 129 | 220 fType= annotationType; |
| 221 fStyle= style; | |
| 222 if (fModel !is null) { | |
| 223 fIterator= fModel.getAnnotationIterator(); | |
| 224 skip(); | |
| 225 } | |
| 226 } | |
| 227 | |
| 228 /** | |
| 229 * Creates a new filter iterator with the given specification. | |
| 230 * | |
| 231 * @param annotationType the annotation type | |
| 232 * @param style the style | |
| 233 * @param iterator the iterator | |
| 234 */ | |
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235 public this(Object annotationType, int style, Iterator iterator) { |
| 129 | 236 fType= annotationType; |
| 237 fStyle= style; | |
| 238 fIterator= iterator; | |
| 239 skip(); | |
| 240 } | |
| 241 | |
| 242 private void skip() { | |
| 243 | |
| 244 bool temp= (fStyle & TEMPORARY) !is 0; | |
| 245 bool pers= (fStyle & PERSISTENT) !is 0; | |
| 246 bool ignr= (fStyle & IGNORE_BAGS) !is 0; | |
| 247 | |
| 248 while (fIterator.hasNext()) { | |
| 134 | 249 Annotation next= cast(Annotation) fIterator.next(); |
| 129 | 250 |
| 251 if (next.isMarkedDeleted()) | |
| 252 continue; | |
| 253 | |
| 138 | 254 if (ignr && ( cast(AnnotationBag)next )) |
| 129 | 255 continue; |
| 256 | |
| 257 fNext= next; | |
| 258 Object annotationType= next.getType(); | |
| 259 if (fType is null || fType.equals(annotationType) || !fConfiguredAnnotationTypes.contains(annotationType) && isSubtype(annotationType)) { | |
| 260 if (temp && pers) return; | |
| 261 if (pers && next.isPersistent()) return; | |
| 262 if (temp && !next.isPersistent()) return; | |
| 263 } | |
| 264 } | |
| 265 fNext= null; | |
| 266 } | |
| 267 | |
| 268 private bool isSubtype(Object annotationType) { | |
| 138 | 269 if ( cast(IAnnotationAccessExtension)fAnnotationAccess ) { |
| 134 | 270 IAnnotationAccessExtension extension= cast(IAnnotationAccessExtension) fAnnotationAccess; |
| 129 | 271 return extension.isSubtype(annotationType, fType); |
| 272 } | |
| 273 return fType.equals(annotationType); | |
| 274 } | |
| 275 | |
| 276 /* | |
| 277 * @see Iterator#hasNext() | |
| 278 */ | |
| 279 public bool hasNext() { | |
| 280 return fNext !is null; | |
| 281 } | |
| 282 /* | |
| 283 * @see Iterator#next() | |
| 284 */ | |
| 285 public Object next() { | |
| 286 try { | |
| 287 return fNext; | |
| 288 } finally { | |
| 289 if (fIterator !is null) | |
| 290 skip(); | |
| 291 } | |
| 292 } | |
| 293 /* | |
| 294 * @see Iterator#remove() | |
| 295 */ | |
| 296 public void remove() { | |
| 297 throw new UnsupportedOperationException(); | |
| 298 } | |
| 299 } | |
| 300 | |
| 301 /** | |
| 302 * The painter of the overview ruler's header. | |
| 303 */ | |
| 304 class HeaderPainter : PaintListener { | |
| 305 | |
| 306 private Color fIndicatorColor; | |
| 307 private Color fSeparatorColor; | |
| 308 | |
| 309 /** | |
| 310 * Creates a new header painter. | |
| 311 */ | |
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312 public this() { |
| 129 | 313 fSeparatorColor= fHeader.getDisplay().getSystemColor(DWT.COLOR_WIDGET_NORMAL_SHADOW); |
| 314 } | |
| 315 | |
| 316 /** | |
| 317 * Sets the header color. | |
| 318 * | |
| 319 * @param color the header color | |
| 320 */ | |
| 321 public void setColor(Color color) { | |
| 322 fIndicatorColor= color; | |
| 323 } | |
| 324 | |
| 325 private void drawBevelRect(GC gc, int x, int y, int w, int h, Color topLeft, Color bottomRight) { | |
| 326 gc.setForeground(topLeft is null ? fSeparatorColor : topLeft); | |
| 327 gc.drawLine(x, y, x + w -1, y); | |
| 328 gc.drawLine(x, y, x, y + h -1); | |
| 329 | |
| 330 gc.setForeground(bottomRight is null ? fSeparatorColor : bottomRight); | |
| 331 gc.drawLine(x + w, y, x + w, y + h); | |
| 332 gc.drawLine(x, y + h, x + w, y + h); | |
| 333 } | |
| 334 | |
| 335 public void paintControl(PaintEvent e) { | |
| 336 if (fIndicatorColor is null) | |
| 337 return; | |
| 338 | |
| 339 Point s= fHeader.getSize(); | |
| 340 | |
| 341 e.gc.setBackground(fIndicatorColor); | |
| 342 Rectangle r= new Rectangle(INSET, (s.y - (2*ANNOTATION_HEIGHT)) / 2, s.x - (2*INSET), 2*ANNOTATION_HEIGHT); | |
| 343 e.gc.fillRectangle(r); | |
| 344 Display d= fHeader.getDisplay(); | |
| 345 if (d !is null) | |
| 346 // 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)); | |
| 347 drawBevelRect(e.gc, r.x, r.y, r.width -1, r.height -1, null, null); | |
| 348 | |
| 349 e.gc.setForeground(fSeparatorColor); | |
| 350 e.gc.setLineWidth(0); // NOTE: 0 means width is 1 but with optimized performance | |
| 351 e.gc.drawLine(0, s.y -1, s.x -1, s.y -1); | |
| 352 } | |
| 353 } | |
| 354 | |
| 355 private static final int INSET= 2; | |
| 356 private static final int ANNOTATION_HEIGHT= 4; | |
| 357 private static bool ANNOTATION_HEIGHT_SCALABLE= true; | |
| 358 | |
| 359 | |
| 360 /** The model of the overview ruler */ | |
| 361 private IAnnotationModel fModel; | |
| 362 /** The view to which this ruler is connected */ | |
| 363 private ITextViewer fTextViewer; | |
| 364 /** The ruler's canvas */ | |
| 365 private Canvas fCanvas; | |
| 366 /** The ruler's header */ | |
| 367 private Canvas fHeader; | |
| 368 /** The buffer for double buffering */ | |
| 369 private Image fBuffer; | |
| 370 /** The internal listener */ | |
| 371 private InternalListener fInternalListener= new InternalListener(); | |
| 372 /** The width of this vertical ruler */ | |
| 373 private int fWidth; | |
| 374 /** The hit detection cursor */ | |
| 375 private Cursor fHitDetectionCursor; | |
| 376 /** The last cursor */ | |
| 377 private Cursor fLastCursor; | |
| 378 /** The line of the last mouse button activity */ | |
| 379 private int fLastMouseButtonActivityLine= -1; | |
| 380 /** The actual annotation height */ | |
| 381 private int fAnnotationHeight= -1; | |
| 382 /** The annotation access */ | |
| 383 private IAnnotationAccess fAnnotationAccess; | |
| 384 /** The header painter */ | |
| 385 private HeaderPainter fHeaderPainter; | |
| 386 /** | |
| 387 * The list of annotation types to be shown in this ruler. | |
| 388 * @since 3.0 | |
| 389 */ | |
| 390 private Set fConfiguredAnnotationTypes= new HashSet(); | |
| 391 /** | |
| 392 * The list of annotation types to be shown in the header of this ruler. | |
| 393 * @since 3.0 | |
| 394 */ | |
| 395 private Set fConfiguredHeaderAnnotationTypes= new HashSet(); | |
| 396 /** The mapping between annotation types and colors */ | |
| 397 private Map fAnnotationTypes2Colors= new HashMap(); | |
| 398 /** The color manager */ | |
| 399 private ISharedTextColors fSharedTextColors; | |
| 400 /** | |
| 401 * All available annotation types sorted by layer. | |
| 402 * | |
| 403 * @since 3.0 | |
| 404 */ | |
| 405 private List fAnnotationsSortedByLayer= new ArrayList(); | |
| 406 /** | |
| 407 * All available layers sorted by layer. | |
| 408 * This list may contain duplicates. | |
| 409 * @since 3.0 | |
| 410 */ | |
| 411 private List fLayersSortedByLayer= new ArrayList(); | |
| 412 /** | |
| 413 * Map of allowed annotation types. | |
| 414 * An allowed annotation type maps to <code>true</code>, a disallowed | |
| 415 * to <code>false</code>. | |
| 416 * @since 3.0 | |
| 417 */ | |
| 418 private Map fAllowedAnnotationTypes= new HashMap(); | |
| 419 /** | |
| 420 * Map of allowed header annotation types. | |
| 421 * An allowed annotation type maps to <code>true</code>, a disallowed | |
| 422 * to <code>false</code>. | |
| 423 * @since 3.0 | |
| 424 */ | |
| 425 private Map fAllowedHeaderAnnotationTypes= new HashMap(); | |
| 426 /** | |
| 427 * The cached annotations. | |
| 428 * @since 3.0 | |
| 429 */ | |
| 430 private List fCachedAnnotations= new ArrayList(); | |
| 145 | 431 |
| 129 | 432 /** |
| 433 * Redraw runnable lock | |
| 434 * @since 3.3 | |
| 435 */ | |
| 436 private Object fRunnableLock= new Object(); | |
| 437 /** | |
| 438 * Redraw runnable state | |
| 439 * @since 3.3 | |
| 440 */ | |
| 441 private bool fIsRunnablePosted= false; | |
| 442 /** | |
| 443 * Redraw runnable | |
| 444 * @since 3.3 | |
| 445 */ | |
| 135 | 446 private Runnable fRunnable= new class() Runnable { |
| 129 | 447 public void run() { |
| 448 synchronized (fRunnableLock) { | |
| 449 fIsRunnablePosted= false; | |
| 450 } | |
| 451 redraw(); | |
| 452 updateHeader(); | |
| 453 } | |
| 454 }; | |
| 455 /** | |
| 456 * Tells whether temporary annotations are drawn with | |
| 457 * a separate color. This color will be computed by | |
| 458 * discoloring the original annotation color. | |
| 145 | 459 * |
| 129 | 460 * @since 3.4 |
| 461 */ | |
| 462 private bool fIsTemporaryAnnotationDiscolored; | |
| 463 | |
| 464 | |
| 465 /** | |
| 466 * Constructs a overview ruler of the given width using the given annotation access and the given | |
| 467 * color manager. | |
| 468 * <p><strong>Note:</strong> As of 3.4, temporary annotations are no longer discolored. | |
| 469 * Use {@link #OverviewRuler(IAnnotationAccess, int, ISharedTextColors, bool)} if you | |
| 470 * want to keep the old behavior.</p> | |
| 471 * | |
| 472 * @param annotationAccess the annotation access | |
| 473 * @param width the width of the vertical ruler | |
| 474 * @param sharedColors the color manager | |
| 475 */ | |
|
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476 public this(IAnnotationAccess annotationAccess, int width, ISharedTextColors sharedColors) { |
| 129 | 477 this(annotationAccess, width, sharedColors, false); |
| 478 } | |
| 479 | |
| 480 /** | |
| 481 * Constructs a overview ruler of the given width using the given annotation | |
| 482 * access and the given color manager. | |
| 145 | 483 * |
| 129 | 484 * @param annotationAccess the annotation access |
| 485 * @param width the width of the vertical ruler | |
| 486 * @param sharedColors the color manager | |
| 487 * @param discolorTemporaryAnnotation <code>true</code> if temporary annotations should be discolored | |
| 488 * @since 3.4 | |
| 489 */ | |
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490 public this(IAnnotationAccess annotationAccess, int width, ISharedTextColors sharedColors, bool discolorTemporaryAnnotation) { |
| 129 | 491 fAnnotationAccess= annotationAccess; |
| 492 fWidth= width; | |
| 493 fSharedTextColors= sharedColors; | |
| 494 fIsTemporaryAnnotationDiscolored= discolorTemporaryAnnotation; | |
| 495 } | |
| 496 | |
| 497 /* | |
| 498 * @see dwtx.jface.text.source.IVerticalRulerInfo#getControl() | |
| 499 */ | |
| 500 public Control getControl() { | |
| 501 return fCanvas; | |
| 502 } | |
| 503 | |
| 504 /* | |
| 505 * @see dwtx.jface.text.source.IVerticalRulerInfo#getWidth() | |
| 506 */ | |
| 507 public int getWidth() { | |
| 508 return fWidth; | |
| 509 } | |
| 510 | |
| 511 /* | |
| 512 * @see dwtx.jface.text.source.IVerticalRuler#setModel(dwtx.jface.text.source.IAnnotationModel) | |
| 513 */ | |
| 514 public void setModel(IAnnotationModel model) { | |
| 515 if (model !is fModel || model !is null) { | |
| 516 | |
| 517 if (fModel !is null) | |
| 518 fModel.removeAnnotationModelListener(fInternalListener); | |
| 519 | |
| 520 fModel= model; | |
| 521 | |
| 522 if (fModel !is null) | |
| 523 fModel.addAnnotationModelListener(fInternalListener); | |
| 524 | |
| 525 update(); | |
| 526 } | |
| 527 } | |
| 528 | |
| 529 /* | |
| 530 * @see dwtx.jface.text.source.IVerticalRuler#createControl(dwt.widgets.Composite, dwtx.jface.text.ITextViewer) | |
| 531 */ | |
| 532 public Control createControl(Composite parent, ITextViewer textViewer) { | |
| 533 | |
| 534 fTextViewer= textViewer; | |
| 535 | |
| 536 fHitDetectionCursor= new Cursor(parent.getDisplay(), DWT.CURSOR_HAND); | |
| 537 | |
| 538 fHeader= new Canvas(parent, DWT.NONE); | |
| 539 | |
| 138 | 540 if ( cast(IAnnotationAccessExtension)fAnnotationAccess ) { |
| 135 | 541 fHeader.addMouseTrackListener(new class() MouseTrackAdapter { |
| 129 | 542 /* |
| 543 * @see dwt.events.MouseTrackAdapter#mouseHover(dwt.events.MouseEvent) | |
| 544 * @since 3.3 | |
| 545 */ | |
| 546 public void mouseEnter(MouseEvent e) { | |
| 547 updateHeaderToolTipText(); | |
| 548 } | |
| 549 }); | |
| 550 } | |
| 551 | |
| 552 fCanvas= new Canvas(parent, DWT.NO_BACKGROUND); | |
| 553 | |
| 135 | 554 fCanvas.addPaintListener(new class() PaintListener { |
| 129 | 555 public void paintControl(PaintEvent event) { |
| 556 if (fTextViewer !is null) | |
| 557 doubleBufferPaint(event.gc); | |
| 558 } | |
| 559 }); | |
| 560 | |
| 135 | 561 fCanvas.addDisposeListener(new class() DisposeListener { |
| 129 | 562 public void widgetDisposed(DisposeEvent event) { |
| 563 handleDispose(); | |
| 564 fTextViewer= null; | |
| 565 } | |
| 566 }); | |
| 567 | |
| 135 | 568 fCanvas.addMouseListener(new class() MouseAdapter { |
| 129 | 569 public void mouseDown(MouseEvent event) { |
| 570 handleMouseDown(event); | |
| 571 } | |
| 572 }); | |
| 573 | |
| 135 | 574 fCanvas.addMouseMoveListener(new class() MouseMoveListener { |
| 129 | 575 public void mouseMove(MouseEvent event) { |
| 576 handleMouseMove(event); | |
| 577 } | |
| 578 }); | |
| 579 | |
| 580 if (fTextViewer !is null) | |
| 581 fTextViewer.addTextListener(fInternalListener); | |
| 582 | |
| 583 return fCanvas; | |
| 584 } | |
| 585 | |
| 586 /** | |
| 587 * Disposes the ruler's resources. | |
| 588 */ | |
| 589 private void handleDispose() { | |
| 590 | |
| 591 if (fTextViewer !is null) { | |
| 592 fTextViewer.removeTextListener(fInternalListener); | |
| 593 fTextViewer= null; | |
| 594 } | |
| 595 | |
| 596 if (fModel !is null) | |
| 597 fModel.removeAnnotationModelListener(fInternalListener); | |
| 598 | |
| 599 if (fBuffer !is null) { | |
| 600 fBuffer.dispose(); | |
| 601 fBuffer= null; | |
| 602 } | |
| 603 | |
| 604 if (fHitDetectionCursor !is null) { | |
| 605 fHitDetectionCursor.dispose(); | |
| 606 fHitDetectionCursor= null; | |
| 607 } | |
| 608 | |
| 609 fConfiguredAnnotationTypes.clear(); | |
| 610 fAllowedAnnotationTypes.clear(); | |
| 611 fConfiguredHeaderAnnotationTypes.clear(); | |
| 612 fAllowedHeaderAnnotationTypes.clear(); | |
| 613 fAnnotationTypes2Colors.clear(); | |
| 614 fAnnotationsSortedByLayer.clear(); | |
| 615 fLayersSortedByLayer.clear(); | |
| 616 } | |
| 617 | |
| 618 /** | |
| 619 * Double buffer drawing. | |
| 620 * | |
| 621 * @param dest the GC to draw into | |
| 622 */ | |
| 623 private void doubleBufferPaint(GC dest) { | |
| 624 | |
| 625 Point size= fCanvas.getSize(); | |
| 626 | |
| 627 if (size.x <= 0 || size.y <= 0) | |
| 628 return; | |
| 629 | |
| 630 if (fBuffer !is null) { | |
| 631 Rectangle r= fBuffer.getBounds(); | |
| 632 if (r.width !is size.x || r.height !is size.y) { | |
| 633 fBuffer.dispose(); | |
| 634 fBuffer= null; | |
| 635 } | |
| 636 } | |
| 637 if (fBuffer is null) | |
| 638 fBuffer= new Image(fCanvas.getDisplay(), size.x, size.y); | |
| 639 | |
| 640 GC gc= new GC(fBuffer); | |
| 641 try { | |
| 642 gc.setBackground(fCanvas.getBackground()); | |
| 643 gc.fillRectangle(0, 0, size.x, size.y); | |
| 644 | |
| 645 cacheAnnotations(); | |
| 145 | 646 |
| 138 | 647 if ( cast(ITextViewerExtension5)fTextViewer ) |
| 129 | 648 doPaint1(gc); |
| 649 else | |
| 650 doPaint(gc); | |
| 651 | |
| 652 } finally { | |
| 653 gc.dispose(); | |
| 654 } | |
| 655 | |
| 656 dest.drawImage(fBuffer, 0, 0); | |
| 657 } | |
| 658 | |
| 659 /** | |
| 660 * Draws this overview ruler. | |
| 661 * | |
| 662 * @param gc the GC to draw into | |
| 663 */ | |
| 664 private void doPaint(GC gc) { | |
| 665 | |
| 666 Rectangle r= new Rectangle(0, 0, 0, 0); | |
| 667 int yy, hh= ANNOTATION_HEIGHT; | |
| 668 | |
| 669 IDocument document= fTextViewer.getDocument(); | |
| 670 IRegion visible= fTextViewer.getVisibleRegion(); | |
| 671 | |
| 672 StyledText textWidget= fTextViewer.getTextWidget(); | |
| 673 int maxLines= textWidget.getLineCount(); | |
| 674 | |
| 675 Point size= fCanvas.getSize(); | |
| 676 int writable= JFaceTextUtil.computeLineHeight(textWidget, 0, maxLines, maxLines); | |
| 145 | 677 |
| 129 | 678 if (size.y > writable) |
| 679 size.y= Math.max(writable - fHeader.getSize().y, 0); | |
| 680 | |
| 681 for (Iterator iterator= fAnnotationsSortedByLayer.iterator(); iterator.hasNext();) { | |
| 682 Object annotationType= iterator.next(); | |
| 683 | |
| 684 if (skip(annotationType)) | |
| 685 continue; | |
| 686 | |
| 145 | 687 int[] style= [ FilterIterator.PERSISTENT, FilterIterator.TEMPORARY ]; |
| 129 | 688 for (int t=0; t < style.length; t++) { |
| 689 | |
| 690 Iterator e= new FilterIterator(annotationType, style[t], fCachedAnnotations.iterator()); | |
| 691 Color fill= getFillColor(annotationType, style[t] is FilterIterator.TEMPORARY); | |
| 692 Color stroke= getStrokeColor(annotationType, style[t] is FilterIterator.TEMPORARY); | |
| 693 | |
| 694 for (int i= 0; e.hasNext(); i++) { | |
| 695 | |
| 134 | 696 Annotation a= cast(Annotation) e.next(); |
| 129 | 697 Position p= fModel.getPosition(a); |
| 698 | |
| 699 if (p is null || !p.overlapsWith(visible.getOffset(), visible.getLength())) | |
| 700 continue; | |
| 701 | |
| 702 int annotationOffset= Math.max(p.getOffset(), visible.getOffset()); | |
| 703 int annotationEnd= Math.min(p.getOffset() + p.getLength(), visible.getOffset() + visible.getLength()); | |
| 704 int annotationLength= annotationEnd - annotationOffset; | |
| 705 | |
| 706 try { | |
| 145 | 707 if (ANNOTATION_HEIGHT_SCALABLE) { |
| 129 | 708 int numbersOfLines= document.getNumberOfLines(annotationOffset, annotationLength); |
| 709 // don't count empty trailing lines | |
| 710 IRegion lastLine= document.getLineInformationOfOffset(annotationOffset + annotationLength); | |
| 711 if (lastLine.getOffset() is annotationOffset + annotationLength) { | |
| 712 numbersOfLines -= 2; | |
| 713 hh= (numbersOfLines * size.y) / maxLines + ANNOTATION_HEIGHT; | |
| 714 if (hh < ANNOTATION_HEIGHT) | |
| 715 hh= ANNOTATION_HEIGHT; | |
| 716 } else | |
| 717 hh= ANNOTATION_HEIGHT; | |
| 718 } | |
| 719 fAnnotationHeight= hh; | |
| 720 | |
| 721 int startLine= textWidget.getLineAtOffset(annotationOffset - visible.getOffset()); | |
| 722 yy= Math.min((startLine * size.y) / maxLines, size.y - hh); | |
| 723 | |
| 724 if (fill !is null) { | |
| 725 gc.setBackground(fill); | |
| 726 gc.fillRectangle(INSET, yy, size.x-(2*INSET), hh); | |
| 727 } | |
| 728 | |
| 729 if (stroke !is null) { | |
| 730 gc.setForeground(stroke); | |
| 731 r.x= INSET; | |
| 732 r.y= yy; | |
| 733 r.width= size.x - (2 * INSET); | |
| 734 r.height= hh; | |
| 735 gc.setLineWidth(0); // NOTE: 0 means width is 1 but with optimized performance | |
| 736 gc.drawRectangle(r); | |
| 737 } | |
| 738 } catch (BadLocationException x) { | |
| 739 } | |
| 740 } | |
| 741 } | |
| 742 } | |
| 743 } | |
| 744 | |
| 745 private void cacheAnnotations() { | |
| 746 fCachedAnnotations.clear(); | |
| 747 if (fModel !is null) { | |
| 748 Iterator iter= fModel.getAnnotationIterator(); | |
| 749 while (iter.hasNext()) { | |
| 134 | 750 Annotation annotation= cast(Annotation) iter.next(); |
| 129 | 751 |
| 752 if (annotation.isMarkedDeleted()) | |
| 753 continue; | |
| 754 | |
| 755 if (skip(annotation.getType())) | |
| 756 continue; | |
| 757 | |
| 758 fCachedAnnotations.add(annotation); | |
| 759 } | |
| 760 } | |
| 761 } | |
| 762 | |
| 763 /** | |
| 764 * Draws this overview ruler. Uses <code>ITextViewerExtension5</code> for | |
| 765 * its implementation. Will replace <code>doPaint(GC)</code>. | |
| 766 * | |
| 767 * @param gc the GC to draw into | |
| 768 */ | |
| 769 private void doPaint1(GC gc) { | |
| 770 | |
| 771 Rectangle r= new Rectangle(0, 0, 0, 0); | |
| 772 int yy, hh= ANNOTATION_HEIGHT; | |
| 773 | |
| 134 | 774 ITextViewerExtension5 extension= cast(ITextViewerExtension5) fTextViewer; |
| 129 | 775 IDocument document= fTextViewer.getDocument(); |
| 776 StyledText textWidget= fTextViewer.getTextWidget(); | |
| 777 | |
| 778 int maxLines= textWidget.getLineCount(); | |
| 779 Point size= fCanvas.getSize(); | |
| 780 int writable= JFaceTextUtil.computeLineHeight(textWidget, 0, maxLines, maxLines); | |
| 781 if (size.y > writable) | |
| 782 size.y= Math.max(writable - fHeader.getSize().y, 0); | |
| 783 | |
| 784 for (Iterator iterator= fAnnotationsSortedByLayer.iterator(); iterator.hasNext();) { | |
| 785 Object annotationType= iterator.next(); | |
| 786 | |
| 787 if (skip(annotationType)) | |
| 788 continue; | |
| 789 | |
| 145 | 790 int[] style= [ FilterIterator.PERSISTENT, FilterIterator.TEMPORARY ]; |
| 129 | 791 for (int t=0; t < style.length; t++) { |
| 792 | |
| 793 Iterator e= new FilterIterator(annotationType, style[t], fCachedAnnotations.iterator()); | |
| 794 Color fill= getFillColor(annotationType, style[t] is FilterIterator.TEMPORARY); | |
| 795 Color stroke= getStrokeColor(annotationType, style[t] is FilterIterator.TEMPORARY); | |
| 796 | |
| 797 for (int i= 0; e.hasNext(); i++) { | |
| 798 | |
| 134 | 799 Annotation a= cast(Annotation) e.next(); |
| 129 | 800 Position p= fModel.getPosition(a); |
| 801 | |
| 802 if (p is null) | |
| 803 continue; | |
| 804 | |
| 805 IRegion widgetRegion= extension.modelRange2WidgetRange(new Region(p.getOffset(), p.getLength())); | |
| 806 if (widgetRegion is null) | |
| 807 continue; | |
| 808 | |
| 809 try { | |
| 145 | 810 if (ANNOTATION_HEIGHT_SCALABLE) { |
| 129 | 811 int numbersOfLines= document.getNumberOfLines(p.getOffset(), p.getLength()); |
| 812 // don't count empty trailing lines | |
| 813 IRegion lastLine= document.getLineInformationOfOffset(p.getOffset() + p.getLength()); | |
| 814 if (lastLine.getOffset() is p.getOffset() + p.getLength()) { | |
| 815 numbersOfLines -= 2; | |
| 816 hh= (numbersOfLines * size.y) / maxLines + ANNOTATION_HEIGHT; | |
| 817 if (hh < ANNOTATION_HEIGHT) | |
| 818 hh= ANNOTATION_HEIGHT; | |
| 819 } else | |
| 820 hh= ANNOTATION_HEIGHT; | |
| 821 } | |
| 822 fAnnotationHeight= hh; | |
| 823 | |
| 824 int startLine= textWidget.getLineAtOffset(widgetRegion.getOffset()); | |
| 825 yy= Math.min((startLine * size.y) / maxLines, size.y - hh); | |
| 826 | |
| 827 if (fill !is null) { | |
| 828 gc.setBackground(fill); | |
| 829 gc.fillRectangle(INSET, yy, size.x-(2*INSET), hh); | |
| 830 } | |
| 831 | |
| 832 if (stroke !is null) { | |
| 833 gc.setForeground(stroke); | |
| 834 r.x= INSET; | |
| 835 r.y= yy; | |
| 836 r.width= size.x - (2 * INSET); | |
| 837 r.height= hh; | |
| 838 gc.setLineWidth(0); // NOTE: 0 means width is 1 but with optimized performance | |
| 839 gc.drawRectangle(r); | |
| 840 } | |
| 841 } catch (BadLocationException x) { | |
| 842 } | |
| 843 } | |
| 844 } | |
| 845 } | |
| 846 } | |
| 847 | |
| 848 /* | |
| 849 * @see dwtx.jface.text.source.IVerticalRuler#update() | |
| 850 */ | |
| 851 public void update() { | |
| 852 if (fCanvas !is null && !fCanvas.isDisposed()) { | |
| 853 Display d= fCanvas.getDisplay(); | |
| 854 if (d !is null) { | |
| 855 synchronized (fRunnableLock) { | |
| 856 if (fIsRunnablePosted) | |
| 857 return; | |
| 858 fIsRunnablePosted= true; | |
| 859 } | |
| 860 d.asyncExec(fRunnable); | |
| 861 } | |
| 862 } | |
| 863 } | |
| 864 | |
| 865 /** | |
| 866 * Redraws the overview ruler. | |
| 867 */ | |
| 868 private void redraw() { | |
| 869 if (fTextViewer is null || fModel is null) | |
| 870 return; | |
| 871 | |
| 872 if (fCanvas !is null && !fCanvas.isDisposed()) { | |
| 873 GC gc= new GC(fCanvas); | |
| 874 doubleBufferPaint(gc); | |
| 875 gc.dispose(); | |
| 876 } | |
| 877 } | |
| 878 | |
| 879 /** | |
| 880 * Translates a given y-coordinate of this ruler into the corresponding | |
| 881 * document lines. The number of lines depends on the concrete scaling | |
| 882 * given as the ration between the height of this ruler and the length | |
| 883 * of the document. | |
| 884 * | |
| 885 * @param y_coordinate the y-coordinate | |
| 886 * @return the corresponding document lines | |
| 887 */ | |
| 888 private int[] toLineNumbers(int y_coordinate) { | |
| 889 | |
| 890 StyledText textWidget= fTextViewer.getTextWidget(); | |
| 891 int maxLines= textWidget.getContent().getLineCount(); | |
| 892 | |
| 893 int rulerLength= fCanvas.getSize().y; | |
| 894 int writable= JFaceTextUtil.computeLineHeight(textWidget, 0, maxLines, maxLines); | |
| 895 | |
| 896 if (rulerLength > writable) | |
| 897 rulerLength= Math.max(writable - fHeader.getSize().y, 0); | |
| 898 | |
| 899 if (y_coordinate >= writable || y_coordinate >= rulerLength) | |
| 145 | 900 return [-1, -1]; |
| 129 | 901 |
| 902 int[] lines= new int[2]; | |
| 903 | |
| 904 int pixel0= Math.max(y_coordinate - 1, 0); | |
| 905 int pixel1= Math.min(rulerLength, y_coordinate + 1); | |
| 906 rulerLength= Math.max(rulerLength, 1); | |
| 907 | |
| 908 lines[0]= (pixel0 * maxLines) / rulerLength; | |
| 909 lines[1]= (pixel1 * maxLines) / rulerLength; | |
| 910 | |
| 138 | 911 if ( cast(ITextViewerExtension5)fTextViewer ) { |
| 134 | 912 ITextViewerExtension5 extension= cast(ITextViewerExtension5) fTextViewer; |
| 129 | 913 lines[0]= extension.widgetLine2ModelLine(lines[0]); |
| 914 lines[1]= extension.widgetLine2ModelLine(lines[1]); | |
| 915 } else { | |
| 916 try { | |
| 917 IRegion visible= fTextViewer.getVisibleRegion(); | |
| 918 int lineNumber= fTextViewer.getDocument().getLineOfOffset(visible.getOffset()); | |
| 919 lines[0] += lineNumber; | |
| 920 lines[1] += lineNumber; | |
| 921 } catch (BadLocationException x) { | |
| 922 } | |
| 923 } | |
| 924 | |
| 925 return lines; | |
| 926 } | |
| 927 | |
| 928 /** | |
| 929 * Returns the position of the first annotation found in the given line range. | |
| 930 * | |
| 931 * @param lineNumbers the line range | |
| 932 * @return the position of the first found annotation | |
| 933 */ | |
| 934 private Position getAnnotationPosition(int[] lineNumbers) { | |
| 935 if (lineNumbers[0] is -1) | |
| 936 return null; | |
| 937 | |
| 938 Position found= null; | |
| 939 | |
| 940 try { | |
| 941 IDocument d= fTextViewer.getDocument(); | |
| 942 IRegion line= d.getLineInformation(lineNumbers[0]); | |
| 943 | |
| 944 int start= line.getOffset(); | |
| 945 | |
| 946 line= d.getLineInformation(lineNumbers[lineNumbers.length - 1]); | |
| 947 int end= line.getOffset() + line.getLength(); | |
| 948 | |
| 949 for (int i= fAnnotationsSortedByLayer.size() -1; i >= 0; i--) { | |
| 950 | |
| 951 Object annotationType= fAnnotationsSortedByLayer.get(i); | |
| 952 | |
| 953 Iterator e= new FilterIterator(annotationType, FilterIterator.PERSISTENT | FilterIterator.TEMPORARY); | |
| 954 while (e.hasNext() && found is null) { | |
| 134 | 955 Annotation a= cast(Annotation) e.next(); |
| 129 | 956 if (a.isMarkedDeleted()) |
| 957 continue; | |
| 958 | |
| 959 if (skip(a.getType())) | |
| 960 continue; | |
| 961 | |
| 962 Position p= fModel.getPosition(a); | |
| 963 if (p is null) | |
| 964 continue; | |
| 965 | |
| 966 int posOffset= p.getOffset(); | |
| 967 int posEnd= posOffset + p.getLength(); | |
| 968 IRegion region= d.getLineInformationOfOffset(posEnd); | |
| 969 // trailing empty lines don't count | |
| 970 if (posEnd > posOffset && region.getOffset() is posEnd) { | |
| 971 posEnd--; | |
| 972 region= d.getLineInformationOfOffset(posEnd); | |
| 973 } | |
| 974 | |
| 975 if (posOffset <= end && posEnd >= start) | |
| 976 found= p; | |
| 977 } | |
| 978 } | |
| 979 } catch (BadLocationException x) { | |
| 980 } | |
| 981 | |
| 982 return found; | |
| 983 } | |
| 984 | |
| 985 /** | |
| 986 * Returns the line which corresponds best to one of | |
| 987 * the underlying annotations at the given y-coordinate. | |
| 988 * | |
| 989 * @param lineNumbers the line numbers | |
| 990 * @return the best matching line or <code>-1</code> if no such line can be found | |
| 991 */ | |
| 992 private int findBestMatchingLineNumber(int[] lineNumbers) { | |
| 993 if (lineNumbers is null || lineNumbers.length < 1) | |
| 994 return -1; | |
| 995 | |
| 996 try { | |
| 997 Position pos= getAnnotationPosition(lineNumbers); | |
| 998 if (pos is null) | |
| 999 return -1; | |
| 1000 return fTextViewer.getDocument().getLineOfOffset(pos.getOffset()); | |
| 1001 } catch (BadLocationException ex) { | |
| 1002 return -1; | |
| 1003 } | |
| 1004 } | |
| 1005 | |
| 1006 /** | |
| 1007 * Handles mouse clicks. | |
| 1008 * | |
| 1009 * @param event the mouse button down event | |
| 1010 */ | |
| 1011 private void handleMouseDown(MouseEvent event) { | |
| 1012 if (fTextViewer !is null) { | |
| 1013 int[] lines= toLineNumbers(event.y); | |
| 1014 Position p= getAnnotationPosition(lines); | |
| 1015 if (p is null && event.button is 1) { | |
| 1016 try { | |
| 1017 p= new Position(fTextViewer.getDocument().getLineInformation(lines[0]).getOffset(), 0); | |
| 1018 } catch (BadLocationException e) { | |
| 1019 // do nothing | |
| 1020 } | |
| 1021 } | |
| 1022 if (p !is null) { | |
| 1023 fTextViewer.revealRange(p.getOffset(), p.getLength()); | |
| 1024 fTextViewer.setSelectedRange(p.getOffset(), p.getLength()); | |
| 1025 } | |
| 1026 fTextViewer.getTextWidget().setFocus(); | |
| 1027 } | |
| 1028 fLastMouseButtonActivityLine= toDocumentLineNumber(event.y); | |
| 1029 } | |
| 1030 | |
| 1031 /** | |
| 1032 * Handles mouse moves. | |
| 1033 * | |
| 1034 * @param event the mouse move event | |
| 1035 */ | |
| 1036 private void handleMouseMove(MouseEvent event) { | |
| 1037 if (fTextViewer !is null) { | |
| 1038 int[] lines= toLineNumbers(event.y); | |
| 1039 Position p= getAnnotationPosition(lines); | |
| 1040 Cursor cursor= (p !is null ? fHitDetectionCursor : null); | |
| 1041 if (cursor !is fLastCursor) { | |
| 1042 fCanvas.setCursor(cursor); | |
| 1043 fLastCursor= cursor; | |
| 1044 } | |
| 1045 } | |
| 1046 } | |
| 1047 | |
| 1048 /* | |
| 1049 * @see dwtx.jface.text.source.IOverviewRuler#addAnnotationType(java.lang.Object) | |
| 1050 */ | |
| 1051 public void addAnnotationType(Object annotationType) { | |
| 1052 fConfiguredAnnotationTypes.add(annotationType); | |
| 1053 fAllowedAnnotationTypes.clear(); | |
| 1054 } | |
| 1055 | |
| 1056 /* | |
| 1057 * @see dwtx.jface.text.source.IOverviewRuler#removeAnnotationType(java.lang.Object) | |
| 1058 */ | |
| 1059 public void removeAnnotationType(Object annotationType) { | |
| 1060 fConfiguredAnnotationTypes.remove(annotationType); | |
| 1061 fAllowedAnnotationTypes.clear(); | |
| 1062 } | |
| 1063 | |
| 1064 /* | |
| 1065 * @see dwtx.jface.text.source.IOverviewRuler#setAnnotationTypeLayer(java.lang.Object, int) | |
| 1066 */ | |
| 1067 public void setAnnotationTypeLayer(Object annotationType, int layer) { | |
| 1068 int j= fAnnotationsSortedByLayer.indexOf(annotationType); | |
| 1069 if (j !is -1) { | |
| 1070 fAnnotationsSortedByLayer.remove(j); | |
| 1071 fLayersSortedByLayer.remove(j); | |
| 1072 } | |
| 1073 | |
| 1074 if (layer >= 0) { | |
| 1075 int i= 0; | |
| 1076 int size= fLayersSortedByLayer.size(); | |
| 134 | 1077 while (i < size && layer >= (cast(Integer)fLayersSortedByLayer.get(i)).intValue()) |
| 129 | 1078 i++; |
| 1079 Integer layerObj= new Integer(layer); | |
| 1080 fLayersSortedByLayer.add(i, layerObj); | |
| 1081 fAnnotationsSortedByLayer.add(i, annotationType); | |
| 1082 } | |
| 1083 } | |
| 1084 | |
| 1085 /* | |
| 1086 * @see dwtx.jface.text.source.IOverviewRuler#setAnnotationTypeColor(java.lang.Object, dwt.graphics.Color) | |
| 1087 */ | |
| 1088 public void setAnnotationTypeColor(Object annotationType, Color color) { | |
| 1089 if (color !is null) | |
| 1090 fAnnotationTypes2Colors.put(annotationType, color); | |
| 1091 else | |
| 1092 fAnnotationTypes2Colors.remove(annotationType); | |
| 1093 } | |
| 1094 | |
| 1095 /** | |
| 1096 * Returns whether the given annotation type should be skipped by the drawing routine. | |
| 1097 * | |
| 1098 * @param annotationType the annotation type | |
| 1099 * @return <code>true</code> if annotation of the given type should be skipped | |
| 1100 */ | |
| 1101 private bool skip(Object annotationType) { | |
| 1102 return !contains(annotationType, fAllowedAnnotationTypes, fConfiguredAnnotationTypes); | |
| 1103 } | |
| 1104 | |
| 1105 /** | |
| 1106 * Returns whether the given annotation type should be skipped by the drawing routine of the header. | |
| 1107 * | |
| 1108 * @param annotationType the annotation type | |
| 1109 * @return <code>true</code> if annotation of the given type should be skipped | |
| 1110 * @since 3.0 | |
| 1111 */ | |
| 1112 private bool skipInHeader(Object annotationType) { | |
| 1113 return !contains(annotationType, fAllowedHeaderAnnotationTypes, fConfiguredHeaderAnnotationTypes); | |
| 1114 } | |
| 1115 | |
| 1116 /** | |
| 1117 * Returns whether the given annotation type is mapped to <code>true</code> | |
| 1118 * in the given <code>allowed</code> map or covered by the <code>configured</code> | |
| 1119 * set. | |
| 1120 * | |
| 1121 * @param annotationType the annotation type | |
| 1122 * @param allowed the map with allowed annotation types mapped to booleans | |
| 1123 * @param configured the set with configured annotation types | |
| 1124 * @return <code>true</code> if annotation is contained, <code>false</code> | |
| 1125 * otherwise | |
| 1126 * @since 3.0 | |
| 1127 */ | |
| 1128 private bool contains(Object annotationType, Map allowed, Set configured) { | |
| 134 | 1129 Boolean cached= cast(Boolean) allowed.get(annotationType); |
| 129 | 1130 if (cached !is null) |
| 1131 return cached.booleanValue(); | |
| 1132 | |
| 1133 bool covered= isCovered(annotationType, configured); | |
| 1134 allowed.put(annotationType, covered ? Boolean.TRUE : Boolean.FALSE); | |
| 1135 return covered; | |
| 1136 } | |
| 1137 | |
| 1138 /** | |
| 1139 * Computes whether the annotations of the given type are covered by the given <code>configured</code> | |
| 1140 * set. This is the case if either the type of the annotation or any of its | |
| 1141 * super types is contained in the <code>configured</code> set. | |
| 1142 * | |
| 1143 * @param annotationType the annotation type | |
| 1144 * @param configured the set with configured annotation types | |
| 1145 * @return <code>true</code> if annotation is covered, <code>false</code> | |
| 1146 * otherwise | |
| 1147 * @since 3.0 | |
| 1148 */ | |
| 1149 private bool isCovered(Object annotationType, Set configured) { | |
| 138 | 1150 if ( cast(IAnnotationAccessExtension)fAnnotationAccess ) { |
| 134 | 1151 IAnnotationAccessExtension extension= cast(IAnnotationAccessExtension) fAnnotationAccess; |
| 129 | 1152 Iterator e= configured.iterator(); |
| 1153 while (e.hasNext()) { | |
| 1154 if (extension.isSubtype(annotationType,e.next())) | |
| 1155 return true; | |
| 1156 } | |
| 1157 return false; | |
| 1158 } | |
| 1159 return configured.contains(annotationType); | |
| 1160 } | |
| 1161 | |
| 1162 /** | |
| 1163 * Returns a specification of a color that lies between the given | |
| 1164 * foreground and background color using the given scale factor. | |
| 1165 * | |
| 1166 * @param fg the foreground color | |
| 1167 * @param bg the background color | |
| 1168 * @param scale the scale factor | |
| 1169 * @return the interpolated color | |
| 1170 */ | |
| 1171 private static RGB interpolate(RGB fg, RGB bg, double scale) { | |
| 1172 return new RGB( | |
| 134 | 1173 cast(int) ((1.0-scale) * fg.red + scale * bg.red), |
| 1174 cast(int) ((1.0-scale) * fg.green + scale * bg.green), | |
| 1175 cast(int) ((1.0-scale) * fg.blue + scale * bg.blue) | |
| 129 | 1176 ); |
| 1177 } | |
| 1178 | |
| 1179 /** | |
| 1180 * Returns the grey value in which the given color would be drawn in grey-scale. | |
| 1181 * | |
| 1182 * @param rgb the color | |
| 1183 * @return the grey-scale value | |
| 1184 */ | |
| 1185 private static double greyLevel(RGB rgb) { | |
| 1186 if (rgb.red is rgb.green && rgb.green is rgb.blue) | |
| 1187 return rgb.red; | |
| 1188 return (0.299 * rgb.red + 0.587 * rgb.green + 0.114 * rgb.blue + 0.5); | |
| 1189 } | |
| 1190 | |
| 1191 /** | |
| 1192 * Returns whether the given color is dark or light depending on the colors grey-scale level. | |
| 1193 * | |
| 1194 * @param rgb the color | |
| 1195 * @return <code>true</code> if the color is dark, <code>false</code> if it is light | |
| 1196 */ | |
| 1197 private static bool isDark(RGB rgb) { | |
| 1198 return greyLevel(rgb) > 128; | |
| 1199 } | |
| 1200 | |
| 1201 /** | |
| 1202 * Returns a color based on the color configured for the given annotation type and the given scale factor. | |
| 1203 * | |
| 1204 * @param annotationType the annotation type | |
| 1205 * @param scale the scale factor | |
| 1206 * @return the computed color | |
| 1207 */ | |
| 1208 private Color getColor(Object annotationType, double scale) { | |
| 1209 Color base= findColor(annotationType); | |
| 1210 if (base is null) | |
| 1211 return null; | |
| 1212 | |
| 1213 RGB baseRGB= base.getRGB(); | |
| 1214 RGB background= fCanvas.getBackground().getRGB(); | |
| 1215 | |
| 1216 bool darkBase= isDark(baseRGB); | |
| 1217 bool darkBackground= isDark(background); | |
| 1218 if (darkBase && darkBackground) | |
| 1219 background= new RGB(255, 255, 255); | |
| 1220 else if (!darkBase && !darkBackground) | |
| 1221 background= new RGB(0, 0, 0); | |
| 1222 | |
| 1223 return fSharedTextColors.getColor(interpolate(baseRGB, background, scale)); | |
| 1224 } | |
| 1225 | |
| 1226 /** | |
| 1227 * Returns the color for the given annotation type | |
| 1228 * | |
| 1229 * @param annotationType the annotation type | |
| 1230 * @return the color | |
| 1231 * @since 3.0 | |
| 1232 */ | |
| 1233 private Color findColor(Object annotationType) { | |
| 134 | 1234 Color color= cast(Color) fAnnotationTypes2Colors.get(annotationType); |
| 129 | 1235 if (color !is null) |
| 1236 return color; | |
| 1237 | |
| 138 | 1238 if ( cast(IAnnotationAccessExtension)fAnnotationAccess ) { |
| 134 | 1239 IAnnotationAccessExtension extension= cast(IAnnotationAccessExtension) fAnnotationAccess; |
| 129 | 1240 Object[] superTypes= extension.getSupertypes(annotationType); |
| 1241 if (superTypes !is null) { | |
| 1242 for (int i= 0; i < superTypes.length; i++) { | |
| 134 | 1243 color= cast(Color) fAnnotationTypes2Colors.get(superTypes[i]); |
| 129 | 1244 if (color !is null) |
| 1245 return color; | |
| 1246 } | |
| 1247 } | |
| 1248 } | |
| 1249 | |
| 1250 return null; | |
| 1251 } | |
| 1252 | |
| 1253 /** | |
| 1254 * Returns the stroke color for the given annotation type and characteristics. | |
| 1255 * | |
| 1256 * @param annotationType the annotation type | |
| 1257 * @param temporary <code>true</code> if for temporary annotations | |
| 1258 * @return the stroke color | |
| 1259 */ | |
| 1260 private Color getStrokeColor(Object annotationType, bool temporary) { | |
| 1261 return getColor(annotationType, temporary && fIsTemporaryAnnotationDiscolored ? 0.5 : 0.2); | |
| 1262 } | |
| 1263 | |
| 1264 /** | |
| 1265 * Returns the fill color for the given annotation type and characteristics. | |
| 1266 * | |
| 1267 * @param annotationType the annotation type | |
| 1268 * @param temporary <code>true</code> if for temporary annotations | |
| 1269 * @return the fill color | |
| 1270 */ | |
| 1271 private Color getFillColor(Object annotationType, bool temporary) { | |
| 1272 return getColor(annotationType, temporary && fIsTemporaryAnnotationDiscolored ? 0.9 : 0.75); | |
| 1273 } | |
| 1274 | |
| 1275 /* | |
| 1276 * @see IVerticalRulerInfo#getLineOfLastMouseButtonActivity() | |
| 1277 */ | |
| 1278 public int getLineOfLastMouseButtonActivity() { | |
| 1279 if (fLastMouseButtonActivityLine >= fTextViewer.getDocument().getNumberOfLines()) | |
| 1280 fLastMouseButtonActivityLine= -1; | |
| 1281 return fLastMouseButtonActivityLine; | |
| 1282 } | |
| 1283 | |
| 1284 /* | |
| 1285 * @see IVerticalRulerInfo#toDocumentLineNumber(int) | |
| 1286 */ | |
| 1287 public int toDocumentLineNumber(int y_coordinate) { | |
| 1288 | |
| 1289 if (fTextViewer is null || y_coordinate is -1) | |
| 1290 return -1; | |
| 1291 | |
| 1292 int[] lineNumbers= toLineNumbers(y_coordinate); | |
| 1293 int bestLine= findBestMatchingLineNumber(lineNumbers); | |
| 1294 if (bestLine is -1 && lineNumbers.length > 0) | |
| 1295 return lineNumbers[0]; | |
| 1296 return bestLine; | |
| 1297 } | |
| 1298 | |
| 1299 /* | |
| 1300 * @see dwtx.jface.text.source.IVerticalRuler#getModel() | |
| 1301 */ | |
| 1302 public IAnnotationModel getModel() { | |
| 1303 return fModel; | |
| 1304 } | |
| 1305 | |
| 1306 /* | |
| 1307 * @see dwtx.jface.text.source.IOverviewRuler#getAnnotationHeight() | |
| 1308 */ | |
| 1309 public int getAnnotationHeight() { | |
| 1310 return fAnnotationHeight; | |
| 1311 } | |
| 1312 | |
| 1313 /* | |
| 1314 * @see dwtx.jface.text.source.IOverviewRuler#hasAnnotation(int) | |
| 1315 */ | |
| 1316 public bool hasAnnotation(int y) { | |
| 1317 return findBestMatchingLineNumber(toLineNumbers(y)) !is -1; | |
| 1318 } | |
| 1319 | |
| 1320 /* | |
| 1321 * @see dwtx.jface.text.source.IOverviewRuler#getHeaderControl() | |
| 1322 */ | |
| 1323 public Control getHeaderControl() { | |
| 1324 return fHeader; | |
| 1325 } | |
| 1326 | |
| 1327 /* | |
| 1328 * @see dwtx.jface.text.source.IOverviewRuler#addHeaderAnnotationType(java.lang.Object) | |
| 1329 */ | |
| 1330 public void addHeaderAnnotationType(Object annotationType) { | |
| 1331 fConfiguredHeaderAnnotationTypes.add(annotationType); | |
| 1332 fAllowedHeaderAnnotationTypes.clear(); | |
| 1333 } | |
| 1334 | |
| 1335 /* | |
| 1336 * @see dwtx.jface.text.source.IOverviewRuler#removeHeaderAnnotationType(java.lang.Object) | |
| 1337 */ | |
| 1338 public void removeHeaderAnnotationType(Object annotationType) { | |
| 1339 fConfiguredHeaderAnnotationTypes.remove(annotationType); | |
| 1340 fAllowedHeaderAnnotationTypes.clear(); | |
| 1341 } | |
| 1342 | |
| 1343 /** | |
| 1344 * Updates the header of this ruler. | |
| 1345 */ | |
| 1346 private void updateHeader() { | |
| 1347 if (fHeader is null || fHeader.isDisposed()) | |
| 1348 return; | |
| 145 | 1349 |
| 129 | 1350 fHeader.setToolTipText(null); |
| 1351 | |
| 1352 Object colorType= null; | |
| 1353 outer: for (int i= fAnnotationsSortedByLayer.size() -1; i >= 0; i--) { | |
| 1354 Object annotationType= fAnnotationsSortedByLayer.get(i); | |
| 1355 if (skipInHeader(annotationType) || skip(annotationType)) | |
| 1356 continue; | |
| 145 | 1357 |
| 129 | 1358 Iterator e= new FilterIterator(annotationType, FilterIterator.PERSISTENT | FilterIterator.TEMPORARY | FilterIterator.IGNORE_BAGS, fCachedAnnotations.iterator()); |
| 1359 while (e.hasNext()) { | |
| 1360 if (e.next() !is null) { | |
| 1361 colorType= annotationType; | |
| 1362 break outer; | |
| 1363 } | |
| 1364 } | |
| 1365 } | |
| 1366 | |
| 1367 Color color= null; | |
| 1368 if (colorType !is null) | |
| 1369 color= findColor(colorType); | |
| 1370 | |
| 1371 if (color is null) { | |
| 1372 if (fHeaderPainter !is null) | |
| 1373 fHeaderPainter.setColor(null); | |
| 1374 } else { | |
| 1375 if (fHeaderPainter is null) { | |
| 1376 fHeaderPainter= new HeaderPainter(); | |
| 1377 fHeader.addPaintListener(fHeaderPainter); | |
| 1378 } | |
| 1379 fHeaderPainter.setColor(color); | |
| 1380 } | |
| 145 | 1381 |
| 129 | 1382 fHeader.redraw(); |
| 1383 | |
| 1384 } | |
| 145 | 1385 |
| 129 | 1386 /** |
| 1387 * Updates the header tool tip text of this ruler. | |
| 1388 */ | |
| 1389 private void updateHeaderToolTipText() { | |
| 1390 if (fHeader is null || fHeader.isDisposed()) | |
| 1391 return; | |
| 145 | 1392 |
| 129 | 1393 if (fHeader.getToolTipText() !is null) |
| 1394 return; | |
| 1395 | |
| 1396 String overview= ""; //$NON-NLS-1$ | |
| 1397 | |
| 1398 for (int i= fAnnotationsSortedByLayer.size() -1; i >= 0; i--) { | |
| 1399 | |
| 1400 Object annotationType= fAnnotationsSortedByLayer.get(i); | |
| 1401 | |
| 1402 if (skipInHeader(annotationType) || skip(annotationType)) | |
| 1403 continue; | |
| 1404 | |
| 1405 int count= 0; | |
| 1406 String annotationTypeLabel= null; | |
| 1407 | |
| 1408 Iterator e= new FilterIterator(annotationType, FilterIterator.PERSISTENT | FilterIterator.TEMPORARY | FilterIterator.IGNORE_BAGS, fCachedAnnotations.iterator()); | |
| 1409 while (e.hasNext()) { | |
| 134 | 1410 Annotation annotation= cast(Annotation)e.next(); |
| 129 | 1411 if (annotation !is null) { |
| 1412 if (annotationTypeLabel is null) | |
| 134 | 1413 annotationTypeLabel= (cast(IAnnotationAccessExtension)fAnnotationAccess).getTypeLabel(annotation); |
| 129 | 1414 count++; |
| 1415 } | |
| 1416 } | |
| 1417 | |
| 1418 if (annotationTypeLabel !is null) { | |
| 1419 if (overview.length() > 0) | |
| 1420 overview += "\n"; //$NON-NLS-1$ | |
| 145 | 1421 overview += JFaceTextMessages.getFormattedString("OverviewRulerHeader.toolTipTextEntry", annotationTypeLabel, new Integer(count) ); //$NON-NLS-1$ |
| 129 | 1422 } |
| 1423 } | |
| 145 | 1424 |
| 129 | 1425 if (overview.length() > 0) |
| 1426 fHeader.setToolTipText(overview); | |
| 1427 } | |
| 1428 } |