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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights | 4 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights |
5 * reserved. | 5 * reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
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385 if (getStyleChangeType() < NeedsReattachStyleChange) | 385 if (getStyleChangeType() < NeedsReattachStyleChange) |
386 detachLayoutTree(reattachContext); | 386 detachLayoutTree(reattachContext); |
387 if (layoutObjectIsNeeded) { | 387 if (layoutObjectIsNeeded) { |
388 LayoutTreeBuilderForText(*this, parentLayoutObject, | 388 LayoutTreeBuilderForText(*this, parentLayoutObject, |
389 styleParent->mutableComputedStyle()) | 389 styleParent->mutableComputedStyle()) |
390 .createLayoutObject(); | 390 .createLayoutObject(); |
391 } | 391 } |
392 CharacterData::attachLayoutTree(reattachContext); | 392 CharacterData::attachLayoutTree(reattachContext); |
393 } | 393 } |
394 | 394 |
395 void Text::recalcTextStyle(StyleRecalcChange change, Text* nextTextSibling) { | 395 void Text::recalcTextStyle(StyleRecalcChange change) { |
396 if (LayoutTextItem layoutItem = LayoutTextItem(this->layoutObject())) { | 396 if (LayoutTextItem layoutItem = LayoutTextItem(this->layoutObject())) { |
397 if (change != NoChange || needsStyleRecalc()) | 397 if (change != NoChange || needsStyleRecalc()) |
398 layoutItem.setStyle(document().ensureStyleResolver().styleForText(this)); | 398 layoutItem.setStyle(document().ensureStyleResolver().styleForText(this)); |
399 if (needsStyleRecalc()) | 399 if (needsStyleRecalc()) |
400 layoutItem.setText(dataImpl()); | 400 layoutItem.setText(dataImpl()); |
401 clearNeedsStyleRecalc(); | 401 clearNeedsStyleRecalc(); |
402 } else if (needsStyleRecalc() || needsWhitespaceLayoutObject()) { | 402 } else if (needsStyleRecalc() || needsWhitespaceLayoutObject()) { |
403 StyleReattachData styleReattachData; | |
404 styleReattachData.nextTextSibling = nextTextSibling; | |
405 document().addStyleReattachData(*this, styleReattachData); | |
406 setNeedsReattachLayoutTree(); | 403 setNeedsReattachLayoutTree(); |
407 } | 404 } |
408 } | 405 } |
409 | 406 |
410 void Text::rebuildTextLayoutTree() { | 407 void Text::rebuildTextLayoutTree(Text* nextTextSibling) { |
411 DCHECK(!childNeedsStyleRecalc()); | 408 DCHECK(!childNeedsStyleRecalc()); |
412 DCHECK(needsReattachLayoutTree()); | 409 DCHECK(needsReattachLayoutTree()); |
413 DCHECK(parentNode()); | 410 DCHECK(parentNode()); |
414 | 411 |
415 reattachLayoutTree(); | 412 reattachLayoutTree(); |
416 if (layoutObject()) { | 413 if (layoutObject()) |
417 reattachWhitespaceSiblingsIfNeeded( | 414 reattachWhitespaceSiblingsIfNeeded(nextTextSibling); |
418 document().getStyleReattachData(*this).nextTextSibling); | |
419 } | |
420 clearNeedsReattachLayoutTree(); | 415 clearNeedsReattachLayoutTree(); |
421 } | 416 } |
422 | 417 |
423 // If a whitespace node had no layoutObject and goes through a recalcStyle it | 418 // If a whitespace node had no layoutObject and goes through a recalcStyle it |
424 // may need to create one if the parent style now has white-space: pre. | 419 // may need to create one if the parent style now has white-space: pre. |
425 bool Text::needsWhitespaceLayoutObject() { | 420 bool Text::needsWhitespaceLayoutObject() { |
426 DCHECK(!layoutObject()); | 421 DCHECK(!layoutObject()); |
427 if (const ComputedStyle* style = parentComputedStyle()) | 422 if (const ComputedStyle* style = parentComputedStyle()) |
428 return style->preserveNewline(); | 423 return style->preserveNewline(); |
429 return false; | 424 return false; |
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467 | 462 |
468 Text* Text::cloneWithData(const String& data) { | 463 Text* Text::cloneWithData(const String& data) { |
469 return create(document(), data); | 464 return create(document(), data); |
470 } | 465 } |
471 | 466 |
472 DEFINE_TRACE(Text) { | 467 DEFINE_TRACE(Text) { |
473 CharacterData::trace(visitor); | 468 CharacterData::trace(visitor); |
474 } | 469 } |
475 | 470 |
476 } // namespace blink | 471 } // namespace blink |
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