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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
reserved. | 4 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights
reserved. |
5 * | 5 * |
6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
10 * | 10 * |
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21 | 21 |
22 #include "config.h" | 22 #include "config.h" |
23 #include "core/dom/Text.h" | 23 #include "core/dom/Text.h" |
24 | 24 |
25 #include "bindings/core/v8/ExceptionState.h" | 25 #include "bindings/core/v8/ExceptionState.h" |
26 #include "bindings/core/v8/ExceptionStatePlaceholder.h" | 26 #include "bindings/core/v8/ExceptionStatePlaceholder.h" |
27 #include "core/SVGNames.h" | 27 #include "core/SVGNames.h" |
28 #include "core/css/resolver/StyleResolver.h" | 28 #include "core/css/resolver/StyleResolver.h" |
29 #include "core/dom/ExceptionCode.h" | 29 #include "core/dom/ExceptionCode.h" |
30 #include "core/dom/LayoutTreeBuilder.h" | 30 #include "core/dom/LayoutTreeBuilder.h" |
31 #include "core/dom/NodeLayoutStyle.h" | 31 #include "core/dom/NodeComputedStyle.h" |
32 #include "core/dom/NodeRenderingTraversal.h" | 32 #include "core/dom/NodeRenderingTraversal.h" |
33 #include "core/dom/NodeTraversal.h" | 33 #include "core/dom/NodeTraversal.h" |
34 #include "core/dom/shadow/ShadowRoot.h" | 34 #include "core/dom/shadow/ShadowRoot.h" |
35 #include "core/events/ScopedEventQueue.h" | 35 #include "core/events/ScopedEventQueue.h" |
36 #include "core/layout/LayoutText.h" | 36 #include "core/layout/LayoutText.h" |
37 #include "core/layout/LayoutTextCombine.h" | 37 #include "core/layout/LayoutTextCombine.h" |
38 #include "core/layout/svg/LayoutSVGInlineText.h" | 38 #include "core/layout/svg/LayoutSVGInlineText.h" |
39 #include "core/svg/SVGForeignObjectElement.h" | 39 #include "core/svg/SVGForeignObjectElement.h" |
40 #include "wtf/text/CString.h" | 40 #include "wtf/text/CString.h" |
41 #include "wtf/text/StringBuilder.h" | 41 #include "wtf/text/StringBuilder.h" |
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282 || parent.isLayoutTableCol() || parent.isFrameSet() | 282 || parent.isLayoutTableCol() || parent.isFrameSet() |
283 || parent.isFlexibleBox() || parent.isLayoutGrid() | 283 || parent.isFlexibleBox() || parent.isLayoutGrid() |
284 || parent.isSVGRoot() | 284 || parent.isSVGRoot() |
285 || parent.isSVGContainer() | 285 || parent.isSVGContainer() |
286 || parent.isSVGImage() | 286 || parent.isSVGImage() |
287 || parent.isSVGShape()) | 287 || parent.isSVGShape()) |
288 return false; | 288 return false; |
289 return true; | 289 return true; |
290 } | 290 } |
291 | 291 |
292 bool Text::textRendererIsNeeded(const LayoutStyle& style, const LayoutObject& pa
rent) | 292 bool Text::textRendererIsNeeded(const ComputedStyle& style, const LayoutObject&
parent) |
293 { | 293 { |
294 if (!parent.canHaveChildren()) | 294 if (!parent.canHaveChildren()) |
295 return false; | 295 return false; |
296 | 296 |
297 if (isEditingText()) | 297 if (isEditingText()) |
298 return true; | 298 return true; |
299 | 299 |
300 if (!length()) | 300 if (!length()) |
301 return false; | 301 return false; |
302 | 302 |
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343 return true; | 343 return true; |
344 } | 344 } |
345 | 345 |
346 static bool isSVGText(Text* text) | 346 static bool isSVGText(Text* text) |
347 { | 347 { |
348 Node* parentOrShadowHostNode = text->parentOrShadowHostNode(); | 348 Node* parentOrShadowHostNode = text->parentOrShadowHostNode(); |
349 ASSERT(parentOrShadowHostNode); | 349 ASSERT(parentOrShadowHostNode); |
350 return parentOrShadowHostNode->isSVGElement() && !isSVGForeignObjectElement(
*parentOrShadowHostNode); | 350 return parentOrShadowHostNode->isSVGElement() && !isSVGForeignObjectElement(
*parentOrShadowHostNode); |
351 } | 351 } |
352 | 352 |
353 LayoutText* Text::createTextRenderer(const LayoutStyle& style) | 353 LayoutText* Text::createTextRenderer(const ComputedStyle& style) |
354 { | 354 { |
355 if (isSVGText(this)) | 355 if (isSVGText(this)) |
356 return new LayoutSVGInlineText(this, dataImpl()); | 356 return new LayoutSVGInlineText(this, dataImpl()); |
357 | 357 |
358 if (style.hasTextCombine()) | 358 if (style.hasTextCombine()) |
359 return new LayoutTextCombine(this, dataImpl()); | 359 return new LayoutTextCombine(this, dataImpl()); |
360 | 360 |
361 return new LayoutText(this, dataImpl()); | 361 return new LayoutText(this, dataImpl()); |
362 } | 362 } |
363 | 363 |
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411 if (this->layoutObject()) | 411 if (this->layoutObject()) |
412 reattachWhitespaceSiblingsIfNeeded(nextTextSibling); | 412 reattachWhitespaceSiblingsIfNeeded(nextTextSibling); |
413 } | 413 } |
414 } | 414 } |
415 | 415 |
416 // If a whitespace node had no renderer and goes through a recalcStyle it may | 416 // If a whitespace node had no renderer and goes through a recalcStyle it may |
417 // need to create one if the parent style now has white-space: pre. | 417 // need to create one if the parent style now has white-space: pre. |
418 bool Text::needsWhitespaceRenderer() | 418 bool Text::needsWhitespaceRenderer() |
419 { | 419 { |
420 ASSERT(!layoutObject()); | 420 ASSERT(!layoutObject()); |
421 if (const LayoutStyle* style = parentLayoutStyle()) | 421 if (const ComputedStyle* style = parentComputedStyle()) |
422 return style->preserveNewline(); | 422 return style->preserveNewline(); |
423 return false; | 423 return false; |
424 } | 424 } |
425 | 425 |
426 void Text::updateTextRenderer(unsigned offsetOfReplacedData, unsigned lengthOfRe
placedData, RecalcStyleBehavior recalcStyleBehavior) | 426 void Text::updateTextRenderer(unsigned offsetOfReplacedData, unsigned lengthOfRe
placedData, RecalcStyleBehavior recalcStyleBehavior) |
427 { | 427 { |
428 if (!inActiveDocument()) | 428 if (!inActiveDocument()) |
429 return; | 429 return; |
430 LayoutText* textRenderer = layoutObject(); | 430 LayoutText* textRenderer = layoutObject(); |
431 if (!textRenderer || !textRendererIsNeeded(*textRenderer->style(), *textRend
erer->parent())) { | 431 if (!textRenderer || !textRendererIsNeeded(*textRenderer->style(), *textRend
erer->parent())) { |
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465 result.appendLiteral("; "); | 465 result.appendLiteral("; "); |
466 result.appendLiteral("value="); | 466 result.appendLiteral("value="); |
467 result.append(s); | 467 result.append(s); |
468 } | 468 } |
469 | 469 |
470 strncpy(buffer, result.toString().utf8().data(), length - 1); | 470 strncpy(buffer, result.toString().utf8().data(), length - 1); |
471 } | 471 } |
472 #endif | 472 #endif |
473 | 473 |
474 } // namespace blink | 474 } // namespace blink |
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