Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| 3 | * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| 4 | * (C) 2001 Dirk Mueller (mueller@kde.org) |
| 5 | * (C) 2006 Alexey Proskuryakov (ap@webkit.org) |
| 6 | * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved. |
| 7 | * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| 8 | * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| 9 | * |
| 10 | * This library is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU Library General Public |
| 12 | * License as published by the Free Software Foundation; either |
| 13 | * version 2 of the License, or (at your option) any later version. |
| 14 | * |
| 15 | * This library is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 18 | * Library General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU Library General Public License |
| 21 | * along with this library; see the file COPYING.LIB. If not, write to |
| 22 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 23 | * Boston, MA 02110-1301, USA. |
| 24 | * |
| 25 | */ |
| 26 | |
| 27 | #include "config.h" |
| 28 | #include "core/dom/DocumentMarkerController.h" |
| 29 | |
| 30 | #include "core/dom/Node.h" |
| 31 | #include "core/dom/NodeTraversal.h" |
| 32 | #include "core/dom/Range.h" |
| 33 | #include "core/dom/RenderedDocumentMarker.h" |
| 34 | #include "core/editing/TextIterator.h" |
| 35 | #include "core/rendering/RenderObject.h" |
| 36 | |
| 37 | #ifndef NDEBUG |
| 38 | #include <stdio.h> |
| 39 | #endif |
| 40 | |
| 41 | namespace WebCore { |
| 42 | |
| 43 | inline bool DocumentMarkerController::possiblyHasMarkers(DocumentMarker::MarkerTypes types) |
| 44 | { |
| 45 | return m_possiblyExistingMarkerTypes.intersects(types); |
| 46 | } |
| 47 | |
| 48 | DocumentMarkerController::DocumentMarkerController() |
| 49 | : m_possiblyExistingMarkerTypes(0) |
| 50 | { |
| 51 | } |
| 52 | |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 53 | DocumentMarkerController::~DocumentMarkerController() |
| 54 | { |
| 55 | } |
| 56 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 57 | void DocumentMarkerController::detach() |
| 58 | { |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 59 | m_markers.clear(); |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 60 | m_possiblyExistingMarkerTypes = 0; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | void DocumentMarkerController::addMarker(Range* range, DocumentMarker::MarkerType type, const String& description, uint32_t hash) |
| 64 | { |
| 65 | // Use a TextIterator to visit the potentially multiple nodes the range covers. |
| 66 | for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) { |
| 67 | RefPtr<Range> textPiece = markedText.range(); |
| 68 | addMarker(textPiece->startContainer(), DocumentMarker(type, textPiece->startOffset(), textPiece->endOffset(), description, hash)); |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | void DocumentMarkerController::addMarker(Range* range, DocumentMarker::MarkerType type, const String& description) |
| 73 | { |
| 74 | // Use a TextIterator to visit the potentially multiple nodes the range covers. |
| 75 | for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) { |
| 76 | RefPtr<Range> textPiece = markedText.range(); |
| 77 | addMarker(textPiece->startContainer(), DocumentMarker(type, textPiece->startOffset(), textPiece->endOffset(), description)); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | void DocumentMarkerController::addMarker(Range* range, DocumentMarker::MarkerType type) |
| 82 | { |
| 83 | // Use a TextIterator to visit the potentially multiple nodes the range covers. |
| 84 | for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) { |
| 85 | RefPtr<Range> textPiece = markedText.range(); |
| 86 | addMarker(textPiece->startContainer(), DocumentMarker(type, textPiece->startOffset(), textPiece->endOffset())); |
| 87 | } |
| 88 | |
| 89 | } |
| 90 | |
| 91 | void DocumentMarkerController::addMarkerToNode(Node* node, unsigned startOffset, unsigned length, DocumentMarker::MarkerType type) |
| 92 | { |
| 93 | addMarker(node, DocumentMarker(type, startOffset, startOffset + length)); |
| 94 | } |
| 95 | |
| 96 | void DocumentMarkerController::addMarkerToNode(Node* node, unsigned startOffset, unsigned length, DocumentMarker::MarkerType type, PassRefPtr<DocumentMarkerDetails> details) |
| 97 | { |
| 98 | addMarker(node, DocumentMarker(type, startOffset, startOffset + length, details)); |
| 99 | } |
| 100 | |
| 101 | |
| 102 | void DocumentMarkerController::addTextMatchMarker(const Range* range, bool activeMatch) |
| 103 | { |
| 104 | // Use a TextIterator to visit the potentially multiple nodes the range covers. |
| 105 | for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) { |
| 106 | RefPtr<Range> textPiece = markedText.range(); |
| 107 | unsigned startOffset = textPiece->startOffset(); |
| 108 | unsigned endOffset = textPiece->endOffset(); |
| 109 | addMarker(textPiece->startContainer(), DocumentMarker(startOffset, endOffset, activeMatch)); |
| 110 | if (endOffset > startOffset) { |
| 111 | // Rendered rects for markers in WebKit are not populated until each time |
| 112 | // the markers are painted. However, we need it to happen sooner, because |
| 113 | // the whole purpose of tickmarks on the scrollbar is to show where |
| 114 | // matches off-screen are (that haven't been painted yet). |
| 115 | Node* node = textPiece->startContainer(); |
| 116 | Vector<DocumentMarker*> markers = markersFor(node); |
| 117 | static_cast<RenderedDocumentMarker*>(markers[markers.size() - 1])->setRenderedRect(range->boundingBox()); |
| 118 | } |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | void DocumentMarkerController::removeMarkers(Range* range, DocumentMarker::MarkerTypes markerTypes, RemovePartiallyOverlappingMarkerOrNot shouldRemovePartiallyOverlappingMarker) |
| 123 | { |
| 124 | for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) { |
| 125 | if (!possiblyHasMarkers(markerTypes)) |
| 126 | return; |
| 127 | ASSERT(!m_markers.isEmpty()); |
| 128 | |
| 129 | RefPtr<Range> textPiece = markedText.range(); |
| 130 | int startOffset = textPiece->startOffset(); |
| 131 | int endOffset = textPiece->endOffset(); |
| 132 | removeMarkers(textPiece->startContainer(), startOffset, endOffset - startOffset, markerTypes, shouldRemovePartiallyOverlappingMarker); |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | // Markers are stored in order sorted by their start offset. |
| 137 | // Markers of the same type do not overlap each other. |
| 138 | |
Ben Murdoch | 02772c6 | 2013-07-26 10:21:05 +0100 | [diff] [blame] | 139 | void DocumentMarkerController::addMarker(Node* node, const DocumentMarker& newMarker) |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 140 | { |
| 141 | ASSERT(newMarker.endOffset() >= newMarker.startOffset()); |
| 142 | if (newMarker.endOffset() == newMarker.startOffset()) |
| 143 | return; |
| 144 | |
| 145 | m_possiblyExistingMarkerTypes.add(newMarker.type()); |
| 146 | |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 147 | OwnPtr<MarkerList>& list = m_markers.add(node, nullptr).iterator->value; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 148 | |
| 149 | if (!list) { |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 150 | list = adoptPtr(new MarkerList); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 151 | list->append(RenderedDocumentMarker(newMarker)); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 152 | } else { |
| 153 | RenderedDocumentMarker toInsert(newMarker); |
| 154 | size_t numMarkers = list->size(); |
| 155 | size_t i; |
| 156 | // Iterate over all markers whose start offset is less than or equal to the new marker's. |
| 157 | // If one of them is of the same type as the new marker and touches it or intersects with it |
| 158 | // (there is at most one), remove it and adjust the new marker's start offset to encompass it. |
| 159 | for (i = 0; i < numMarkers; ++i) { |
| 160 | DocumentMarker marker = list->at(i); |
| 161 | if (marker.startOffset() > toInsert.startOffset()) |
| 162 | break; |
| 163 | if (marker.type() == toInsert.type() && marker.endOffset() >= toInsert.startOffset()) { |
| 164 | toInsert.setStartOffset(marker.startOffset()); |
| 165 | list->remove(i); |
| 166 | numMarkers--; |
| 167 | break; |
| 168 | } |
| 169 | } |
| 170 | size_t j = i; |
| 171 | // Iterate over all markers whose end offset is less than or equal to the new marker's, |
| 172 | // removing markers of the same type as the new marker which touch it or intersect with it, |
| 173 | // adjusting the new marker's end offset to cover them if necessary. |
| 174 | while (j < numMarkers) { |
| 175 | DocumentMarker marker = list->at(j); |
| 176 | if (marker.startOffset() > toInsert.endOffset()) |
| 177 | break; |
| 178 | if (marker.type() == toInsert.type()) { |
| 179 | list->remove(j); |
| 180 | if (toInsert.endOffset() <= marker.endOffset()) { |
| 181 | toInsert.setEndOffset(marker.endOffset()); |
| 182 | break; |
| 183 | } |
| 184 | numMarkers--; |
| 185 | } else |
| 186 | j++; |
| 187 | } |
| 188 | // At this point i points to the node before which we want to insert. |
| 189 | list->insert(i, RenderedDocumentMarker(toInsert)); |
| 190 | } |
| 191 | |
| 192 | // repaint the affected node |
| 193 | if (node->renderer()) |
| 194 | node->renderer()->repaint(); |
| 195 | } |
| 196 | |
| 197 | // copies markers from srcNode to dstNode, applying the specified shift delta to the copies. The shift is |
| 198 | // useful if, e.g., the caller has created the dstNode from a non-prefix substring of the srcNode. |
| 199 | void DocumentMarkerController::copyMarkers(Node* srcNode, unsigned startOffset, int length, Node* dstNode, int delta) |
| 200 | { |
| 201 | if (length <= 0) |
| 202 | return; |
| 203 | |
| 204 | if (!possiblyHasMarkers(DocumentMarker::AllMarkers())) |
| 205 | return; |
| 206 | ASSERT(!m_markers.isEmpty()); |
| 207 | |
| 208 | MarkerList* list = m_markers.get(srcNode); |
| 209 | if (!list) |
| 210 | return; |
| 211 | |
| 212 | bool docDirty = false; |
| 213 | unsigned endOffset = startOffset + length - 1; |
| 214 | for (size_t i = 0; i != list->size(); ++i) { |
| 215 | DocumentMarker marker = list->at(i); |
| 216 | |
| 217 | // stop if we are now past the specified range |
| 218 | if (marker.startOffset() > endOffset) |
| 219 | break; |
| 220 | |
| 221 | // skip marker that is before the specified range or is the wrong type |
| 222 | if (marker.endOffset() < startOffset) |
| 223 | continue; |
| 224 | |
| 225 | // pin the marker to the specified range and apply the shift delta |
| 226 | docDirty = true; |
| 227 | if (marker.startOffset() < startOffset) |
| 228 | marker.setStartOffset(startOffset); |
| 229 | if (marker.endOffset() > endOffset) |
| 230 | marker.setEndOffset(endOffset); |
| 231 | marker.shiftOffsets(delta); |
| 232 | |
| 233 | addMarker(dstNode, marker); |
| 234 | } |
| 235 | |
| 236 | // repaint the affected node |
| 237 | if (docDirty && dstNode->renderer()) |
| 238 | dstNode->renderer()->repaint(); |
| 239 | } |
| 240 | |
| 241 | void DocumentMarkerController::removeMarkers(Node* node, unsigned startOffset, int length, DocumentMarker::MarkerTypes markerTypes, RemovePartiallyOverlappingMarkerOrNot shouldRemovePartiallyOverlappingMarker) |
| 242 | { |
| 243 | if (length <= 0) |
| 244 | return; |
| 245 | |
| 246 | if (!possiblyHasMarkers(markerTypes)) |
| 247 | return; |
| 248 | ASSERT(!(m_markers.isEmpty())); |
| 249 | |
| 250 | MarkerList* list = m_markers.get(node); |
| 251 | if (!list) |
| 252 | return; |
| 253 | |
| 254 | bool docDirty = false; |
| 255 | unsigned endOffset = startOffset + length; |
| 256 | for (size_t i = 0; i < list->size();) { |
| 257 | DocumentMarker marker = list->at(i); |
| 258 | |
| 259 | // markers are returned in order, so stop if we are now past the specified range |
| 260 | if (marker.startOffset() >= endOffset) |
| 261 | break; |
| 262 | |
| 263 | // skip marker that is wrong type or before target |
| 264 | if (marker.endOffset() <= startOffset || !markerTypes.contains(marker.type())) { |
| 265 | i++; |
| 266 | continue; |
| 267 | } |
| 268 | |
| 269 | // at this point we know that marker and target intersect in some way |
| 270 | docDirty = true; |
| 271 | |
| 272 | // pitch the old marker |
| 273 | list->remove(i); |
| 274 | |
| 275 | if (shouldRemovePartiallyOverlappingMarker) |
| 276 | // Stop here. Don't add resulting slices back. |
| 277 | continue; |
| 278 | |
| 279 | // add either of the resulting slices that are left after removing target |
| 280 | if (startOffset > marker.startOffset()) { |
| 281 | DocumentMarker newLeft = marker; |
| 282 | newLeft.setEndOffset(startOffset); |
| 283 | list->insert(i, RenderedDocumentMarker(newLeft)); |
| 284 | // i now points to the newly-inserted node, but we want to skip that one |
| 285 | i++; |
| 286 | } |
| 287 | if (marker.endOffset() > endOffset) { |
| 288 | DocumentMarker newRight = marker; |
| 289 | newRight.setStartOffset(endOffset); |
| 290 | list->insert(i, RenderedDocumentMarker(newRight)); |
| 291 | // i now points to the newly-inserted node, but we want to skip that one |
| 292 | i++; |
| 293 | } |
| 294 | } |
| 295 | |
| 296 | if (list->isEmpty()) { |
| 297 | m_markers.remove(node); |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 298 | if (m_markers.isEmpty()) |
| 299 | m_possiblyExistingMarkerTypes = 0; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 300 | } |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 301 | |
| 302 | // repaint the affected node |
| 303 | if (docDirty && node->renderer()) |
| 304 | node->renderer()->repaint(); |
| 305 | } |
| 306 | |
| 307 | DocumentMarker* DocumentMarkerController::markerContainingPoint(const LayoutPoint& point, DocumentMarker::MarkerType markerType) |
| 308 | { |
| 309 | if (!possiblyHasMarkers(markerType)) |
| 310 | return 0; |
| 311 | ASSERT(!(m_markers.isEmpty())); |
| 312 | |
| 313 | // outer loop: process each node that contains any markers |
| 314 | MarkerMap::iterator end = m_markers.end(); |
| 315 | for (MarkerMap::iterator nodeIterator = m_markers.begin(); nodeIterator != end; ++nodeIterator) { |
| 316 | // inner loop; process each marker in this node |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 317 | MarkerList* list = nodeIterator->value.get(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 318 | unsigned markerCount = list->size(); |
| 319 | for (unsigned markerIndex = 0; markerIndex < markerCount; ++markerIndex) { |
| 320 | RenderedDocumentMarker& marker = list->at(markerIndex); |
| 321 | |
| 322 | // skip marker that is wrong type |
| 323 | if (marker.type() != markerType) |
| 324 | continue; |
| 325 | |
| 326 | if (marker.contains(point)) |
| 327 | return ▮ |
| 328 | } |
| 329 | } |
| 330 | |
| 331 | return 0; |
| 332 | } |
| 333 | |
| 334 | Vector<DocumentMarker*> DocumentMarkerController::markersFor(Node* node, DocumentMarker::MarkerTypes markerTypes) |
| 335 | { |
| 336 | Vector<DocumentMarker*> result; |
| 337 | MarkerList* list = m_markers.get(node); |
| 338 | if (!list) |
| 339 | return result; |
| 340 | |
| 341 | for (size_t i = 0; i < list->size(); ++i) { |
| 342 | if (markerTypes.contains(list->at(i).type())) |
| 343 | result.append(&(list->at(i))); |
| 344 | } |
| 345 | |
| 346 | return result; |
| 347 | } |
| 348 | |
| 349 | // FIXME: Should be removed after all relevant patches are landed |
| 350 | Vector<DocumentMarker> DocumentMarkerController::markersForNode(Node* node) |
| 351 | { |
| 352 | Vector<DocumentMarker> result; |
| 353 | MarkerList* list = m_markers.get(node); |
| 354 | if (!list) |
| 355 | return result; |
| 356 | |
| 357 | for (size_t i = 0; i < list->size(); ++i) |
| 358 | result.append(list->at(i)); |
| 359 | |
| 360 | return result; |
| 361 | } |
| 362 | |
| 363 | Vector<DocumentMarker*> DocumentMarkerController::markers() |
| 364 | { |
| 365 | Vector<DocumentMarker*> result; |
| 366 | for (MarkerMap::iterator i = m_markers.begin(); i != m_markers.end(); ++i) { |
| 367 | for (size_t j = 0; j < i->value->size(); ++j) |
| 368 | result.append(&(i->value->at(j))); |
| 369 | } |
| 370 | return result; |
| 371 | } |
| 372 | |
| 373 | Vector<DocumentMarker*> DocumentMarkerController::markersInRange(Range* range, DocumentMarker::MarkerTypes markerTypes) |
| 374 | { |
| 375 | if (!possiblyHasMarkers(markerTypes)) |
| 376 | return Vector<DocumentMarker*>(); |
| 377 | |
| 378 | Vector<DocumentMarker*> foundMarkers; |
| 379 | |
| 380 | Node* startContainer = range->startContainer(); |
| 381 | ASSERT(startContainer); |
| 382 | Node* endContainer = range->endContainer(); |
| 383 | ASSERT(endContainer); |
| 384 | |
| 385 | Node* pastLastNode = range->pastLastNode(); |
| 386 | for (Node* node = range->firstNode(); node != pastLastNode; node = NodeTraversal::next(node)) { |
| 387 | Vector<DocumentMarker*> markers = markersFor(node); |
| 388 | Vector<DocumentMarker*>::const_iterator end = markers.end(); |
| 389 | for (Vector<DocumentMarker*>::const_iterator it = markers.begin(); it != end; ++it) { |
| 390 | DocumentMarker* marker = *it; |
| 391 | if (!markerTypes.contains(marker->type())) |
| 392 | continue; |
| 393 | if (node == startContainer && marker->endOffset() <= static_cast<unsigned>(range->startOffset())) |
| 394 | continue; |
| 395 | if (node == endContainer && marker->startOffset() >= static_cast<unsigned>(range->endOffset())) |
| 396 | continue; |
| 397 | foundMarkers.append(marker); |
| 398 | } |
| 399 | } |
| 400 | return foundMarkers; |
| 401 | } |
| 402 | |
| 403 | Vector<IntRect> DocumentMarkerController::renderedRectsForMarkers(DocumentMarker::MarkerType markerType) |
| 404 | { |
| 405 | Vector<IntRect> result; |
| 406 | |
| 407 | if (!possiblyHasMarkers(markerType)) |
| 408 | return result; |
| 409 | ASSERT(!(m_markers.isEmpty())); |
| 410 | |
| 411 | // outer loop: process each node |
| 412 | MarkerMap::iterator end = m_markers.end(); |
| 413 | for (MarkerMap::iterator nodeIterator = m_markers.begin(); nodeIterator != end; ++nodeIterator) { |
| 414 | // inner loop; process each marker in this node |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 415 | MarkerList* list = nodeIterator->value.get(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 416 | unsigned markerCount = list->size(); |
| 417 | for (unsigned markerIndex = 0; markerIndex < markerCount; ++markerIndex) { |
| 418 | const RenderedDocumentMarker& marker = list->at(markerIndex); |
| 419 | |
| 420 | // skip marker that is wrong type |
| 421 | if (marker.type() != markerType) |
| 422 | continue; |
| 423 | |
| 424 | if (!marker.isRendered()) |
| 425 | continue; |
| 426 | |
| 427 | result.append(marker.renderedRect()); |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | return result; |
| 432 | } |
| 433 | |
| 434 | void DocumentMarkerController::removeMarkers(Node* node, DocumentMarker::MarkerTypes markerTypes) |
| 435 | { |
| 436 | if (!possiblyHasMarkers(markerTypes)) |
| 437 | return; |
| 438 | ASSERT(!m_markers.isEmpty()); |
Ben Murdoch | 02772c6 | 2013-07-26 10:21:05 +0100 | [diff] [blame] | 439 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 440 | MarkerMap::iterator iterator = m_markers.find(node); |
| 441 | if (iterator != m_markers.end()) |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 442 | removeMarkersFromList(iterator, markerTypes); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 443 | } |
| 444 | |
| 445 | void DocumentMarkerController::removeMarkers(DocumentMarker::MarkerTypes markerTypes) |
| 446 | { |
| 447 | if (!possiblyHasMarkers(markerTypes)) |
| 448 | return; |
| 449 | ASSERT(!m_markers.isEmpty()); |
| 450 | |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 451 | Vector<RefPtr<Node> > nodesWithMarkers; |
| 452 | copyKeysToVector(m_markers, nodesWithMarkers); |
| 453 | unsigned size = nodesWithMarkers.size(); |
| 454 | for (unsigned i = 0; i < size; ++i) { |
| 455 | MarkerMap::iterator iterator = m_markers.find(nodesWithMarkers[i]); |
| 456 | if (iterator != m_markers.end()) |
| 457 | removeMarkersFromList(iterator, markerTypes); |
| 458 | } |
| 459 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 460 | m_possiblyExistingMarkerTypes.remove(markerTypes); |
| 461 | } |
| 462 | |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 463 | void DocumentMarkerController::removeMarkersFromList(MarkerMap::iterator iterator, DocumentMarker::MarkerTypes markerTypes) |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 464 | { |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 465 | bool needsRepainting = false; |
| 466 | bool listCanBeRemoved; |
| 467 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 468 | if (markerTypes == DocumentMarker::AllMarkers()) { |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 469 | needsRepainting = true; |
| 470 | listCanBeRemoved = true; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 471 | } else { |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 472 | MarkerList* list = iterator->value.get(); |
| 473 | |
| 474 | for (size_t i = 0; i != list->size(); ) { |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 475 | DocumentMarker marker = list->at(i); |
| 476 | |
| 477 | // skip nodes that are not of the specified type |
| 478 | if (!markerTypes.contains(marker.type())) { |
| 479 | ++i; |
| 480 | continue; |
| 481 | } |
| 482 | |
| 483 | // pitch the old marker |
| 484 | list->remove(i); |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 485 | needsRepainting = true; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 486 | // i now is the index of the next marker |
| 487 | } |
| 488 | |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 489 | listCanBeRemoved = list->isEmpty(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 490 | } |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 491 | |
| 492 | if (needsRepainting) { |
| 493 | if (RenderObject* renderer = iterator->key->renderer()) |
| 494 | renderer->repaint(); |
| 495 | } |
| 496 | |
| 497 | if (listCanBeRemoved) { |
| 498 | m_markers.remove(iterator); |
| 499 | if (m_markers.isEmpty()) |
| 500 | m_possiblyExistingMarkerTypes = 0; |
| 501 | } |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 502 | } |
| 503 | |
| 504 | void DocumentMarkerController::repaintMarkers(DocumentMarker::MarkerTypes markerTypes) |
| 505 | { |
| 506 | if (!possiblyHasMarkers(markerTypes)) |
| 507 | return; |
| 508 | ASSERT(!m_markers.isEmpty()); |
| 509 | |
| 510 | // outer loop: process each markered node in the document |
| 511 | MarkerMap::iterator end = m_markers.end(); |
| 512 | for (MarkerMap::iterator i = m_markers.begin(); i != end; ++i) { |
| 513 | Node* node = i->key.get(); |
| 514 | |
| 515 | // inner loop: process each marker in the current node |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 516 | MarkerList* list = i->value.get(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 517 | bool nodeNeedsRepaint = false; |
| 518 | for (size_t i = 0; i != list->size(); ++i) { |
| 519 | DocumentMarker marker = list->at(i); |
| 520 | |
| 521 | // skip nodes that are not of the specified type |
| 522 | if (markerTypes.contains(marker.type())) { |
| 523 | nodeNeedsRepaint = true; |
| 524 | break; |
| 525 | } |
| 526 | } |
| 527 | |
| 528 | if (!nodeNeedsRepaint) |
| 529 | continue; |
| 530 | |
| 531 | // cause the node to be redrawn |
| 532 | if (RenderObject* renderer = node->renderer()) |
| 533 | renderer->repaint(); |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | void DocumentMarkerController::invalidateRenderedRectsForMarkersInRect(const LayoutRect& r) |
| 538 | { |
| 539 | // outer loop: process each markered node in the document |
| 540 | MarkerMap::iterator end = m_markers.end(); |
| 541 | for (MarkerMap::iterator i = m_markers.begin(); i != end; ++i) { |
| 542 | |
| 543 | // inner loop: process each rect in the current node |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 544 | MarkerList* list = i->value.get(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 545 | for (size_t listIndex = 0; listIndex < list->size(); ++listIndex) |
| 546 | list->at(listIndex).invalidate(r); |
| 547 | } |
| 548 | } |
| 549 | |
| 550 | void DocumentMarkerController::shiftMarkers(Node* node, unsigned startOffset, int delta) |
| 551 | { |
| 552 | if (!possiblyHasMarkers(DocumentMarker::AllMarkers())) |
| 553 | return; |
| 554 | ASSERT(!m_markers.isEmpty()); |
| 555 | |
| 556 | MarkerList* list = m_markers.get(node); |
| 557 | if (!list) |
| 558 | return; |
| 559 | |
| 560 | bool docDirty = false; |
| 561 | for (size_t i = 0; i != list->size(); ++i) { |
| 562 | RenderedDocumentMarker& marker = list->at(i); |
| 563 | if (marker.startOffset() >= startOffset) { |
| 564 | ASSERT((int)marker.startOffset() + delta >= 0); |
| 565 | marker.shiftOffsets(delta); |
| 566 | docDirty = true; |
| 567 | |
| 568 | // Marker moved, so previously-computed rendered rectangle is now invalid |
| 569 | marker.invalidate(); |
| 570 | } |
| 571 | } |
| 572 | |
| 573 | // repaint the affected node |
| 574 | if (docDirty && node->renderer()) |
| 575 | node->renderer()->repaint(); |
| 576 | } |
| 577 | |
| 578 | void DocumentMarkerController::setMarkersActive(Range* range, bool active) |
| 579 | { |
| 580 | if (!possiblyHasMarkers(DocumentMarker::AllMarkers())) |
| 581 | return; |
| 582 | ASSERT(!m_markers.isEmpty()); |
| 583 | |
| 584 | Node* startContainer = range->startContainer(); |
| 585 | Node* endContainer = range->endContainer(); |
| 586 | |
| 587 | Node* pastLastNode = range->pastLastNode(); |
| 588 | |
| 589 | for (Node* node = range->firstNode(); node != pastLastNode; node = NodeTraversal::next(node)) { |
| 590 | int startOffset = node == startContainer ? range->startOffset() : 0; |
| 591 | int endOffset = node == endContainer ? range->endOffset() : INT_MAX; |
| 592 | setMarkersActive(node, startOffset, endOffset, active); |
| 593 | } |
| 594 | } |
| 595 | |
| 596 | void DocumentMarkerController::setMarkersActive(Node* node, unsigned startOffset, unsigned endOffset, bool active) |
| 597 | { |
| 598 | MarkerList* list = m_markers.get(node); |
| 599 | if (!list) |
| 600 | return; |
| 601 | |
| 602 | bool docDirty = false; |
| 603 | for (size_t i = 0; i != list->size(); ++i) { |
| 604 | DocumentMarker& marker = list->at(i); |
| 605 | |
| 606 | // Markers are returned in order, so stop if we are now past the specified range. |
| 607 | if (marker.startOffset() >= endOffset) |
| 608 | break; |
| 609 | |
| 610 | // Skip marker that is wrong type or before target. |
| 611 | if (marker.endOffset() < startOffset || marker.type() != DocumentMarker::TextMatch) |
| 612 | continue; |
| 613 | |
| 614 | marker.setActiveMatch(active); |
| 615 | docDirty = true; |
| 616 | } |
| 617 | |
| 618 | // repaint the affected node |
| 619 | if (docDirty && node->renderer()) |
| 620 | node->renderer()->repaint(); |
| 621 | } |
| 622 | |
| 623 | bool DocumentMarkerController::hasMarkers(Range* range, DocumentMarker::MarkerTypes markerTypes) |
| 624 | { |
| 625 | if (!possiblyHasMarkers(markerTypes)) |
| 626 | return false; |
| 627 | ASSERT(!m_markers.isEmpty()); |
| 628 | |
| 629 | Node* startContainer = range->startContainer(); |
| 630 | ASSERT(startContainer); |
| 631 | Node* endContainer = range->endContainer(); |
| 632 | ASSERT(endContainer); |
| 633 | |
| 634 | Node* pastLastNode = range->pastLastNode(); |
| 635 | for (Node* node = range->firstNode(); node != pastLastNode; node = NodeTraversal::next(node)) { |
| 636 | Vector<DocumentMarker*> markers = markersFor(node); |
| 637 | Vector<DocumentMarker*>::const_iterator end = markers.end(); |
| 638 | for (Vector<DocumentMarker*>::const_iterator it = markers.begin(); it != end; ++it) { |
| 639 | DocumentMarker* marker = *it; |
| 640 | if (!markerTypes.contains(marker->type())) |
| 641 | continue; |
| 642 | if (node == startContainer && marker->endOffset() <= static_cast<unsigned>(range->startOffset())) |
| 643 | continue; |
| 644 | if (node == endContainer && marker->startOffset() >= static_cast<unsigned>(range->endOffset())) |
| 645 | continue; |
| 646 | return true; |
| 647 | } |
| 648 | } |
| 649 | return false; |
| 650 | } |
| 651 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 652 | #ifndef NDEBUG |
| 653 | void DocumentMarkerController::showMarkers() const |
| 654 | { |
| 655 | fprintf(stderr, "%d nodes have markers:\n", m_markers.size()); |
| 656 | MarkerMap::const_iterator end = m_markers.end(); |
| 657 | for (MarkerMap::const_iterator nodeIterator = m_markers.begin(); nodeIterator != end; ++nodeIterator) { |
| 658 | Node* node = nodeIterator->key.get(); |
| 659 | fprintf(stderr, "%p", node); |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 660 | MarkerList* list = nodeIterator->value.get(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 661 | for (unsigned markerIndex = 0; markerIndex < list->size(); ++markerIndex) { |
| 662 | const DocumentMarker& marker = list->at(markerIndex); |
| 663 | fprintf(stderr, " %d:[%d:%d](%d)", marker.type(), marker.startOffset(), marker.endOffset(), marker.activeMatch()); |
| 664 | } |
| 665 | |
| 666 | fprintf(stderr, "\n"); |
| 667 | } |
| 668 | } |
| 669 | #endif |
| 670 | |
| 671 | } // namespace WebCore |
| 672 | |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 673 | #ifndef NDEBUG |
| 674 | void showDocumentMarkers(const WebCore::DocumentMarkerController* controller) |
| 675 | { |
| 676 | if (controller) |
| 677 | controller->showMarkers(); |
| 678 | } |
| 679 | #endif |