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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r
ights reserved. | 2 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r
ights reserved. |
3 * Copyright (C) 2005 Alexey Proskuryakov. | 3 * Copyright (C) 2005 Alexey Proskuryakov. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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30 #include "bindings/core/v8/ExceptionStatePlaceholder.h" | 30 #include "bindings/core/v8/ExceptionStatePlaceholder.h" |
31 #include "core/HTMLNames.h" | 31 #include "core/HTMLNames.h" |
32 #include "core/dom/Document.h" | 32 #include "core/dom/Document.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/editing/VisiblePosition.h" | 35 #include "core/editing/VisiblePosition.h" |
36 #include "core/editing/VisibleUnits.h" | 36 #include "core/editing/VisibleUnits.h" |
37 #include "core/editing/htmlediting.h" | 37 #include "core/editing/htmlediting.h" |
38 #include "core/frame/FrameView.h" | 38 #include "core/frame/FrameView.h" |
39 #include "core/html/HTMLElement.h" | 39 #include "core/html/HTMLElement.h" |
40 #include "core/html/HTMLImageElement.h" | |
41 #include "core/html/HTMLInputElement.h" | |
42 #include "core/html/HTMLTextFormControlElement.h" | 40 #include "core/html/HTMLTextFormControlElement.h" |
43 #include "core/rendering/InlineTextBox.h" | 41 #include "core/rendering/InlineTextBox.h" |
44 #include "core/rendering/RenderImage.h" | 42 #include "core/rendering/RenderImage.h" |
45 #include "core/rendering/RenderTableCell.h" | 43 #include "core/rendering/RenderTableCell.h" |
46 #include "core/rendering/RenderTableRow.h" | 44 #include "core/rendering/RenderTableRow.h" |
47 #include "core/rendering/RenderTextControl.h" | 45 #include "core/rendering/RenderTextControl.h" |
48 #include "core/rendering/RenderTextFragment.h" | 46 #include "core/rendering/RenderTextFragment.h" |
49 #include "platform/fonts/Character.h" | 47 #include "platform/fonts/Character.h" |
50 #include "platform/fonts/Font.h" | 48 #include "platform/fonts/Font.h" |
51 #include "platform/text/TextBoundaries.h" | 49 #include "platform/text/TextBoundaries.h" |
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464 | 462 |
465 // Handle the current node according to its type. | 463 // Handle the current node according to its type. |
466 if (m_iterationProgress < HandledNode) { | 464 if (m_iterationProgress < HandledNode) { |
467 bool handledNode = false; | 465 bool handledNode = false; |
468 if (renderer->isText() && m_node->nodeType() == Node::TEXT_NODE)
{ // FIXME: What about CDATA_SECTION_NODE? | 466 if (renderer->isText() && m_node->nodeType() == Node::TEXT_NODE)
{ // FIXME: What about CDATA_SECTION_NODE? |
469 handledNode = handleTextNode(); | 467 handledNode = handleTextNode(); |
470 } else if (renderer && (renderer->isImage() || renderer->isRende
rPart() | 468 } else if (renderer && (renderer->isImage() || renderer->isRende
rPart() |
471 || (m_node && m_node->isHTMLElement() | 469 || (m_node && m_node->isHTMLElement() |
472 && (isHTMLFormControlElement(toHTMLElement(*m_node)) | 470 && (isHTMLFormControlElement(toHTMLElement(*m_node)) |
473 || isHTMLLegendElement(toHTMLElement(*m_node)) | 471 || isHTMLLegendElement(toHTMLElement(*m_node)) |
474 || isHTMLImageElement(toElement(*m_node)) | |
475 || isHTMLMeterElement(toHTMLElement(*m_node)) | 472 || isHTMLMeterElement(toHTMLElement(*m_node)) |
476 || isHTMLProgressElement(toHTMLElement(*m_node)))))) { | 473 || isHTMLProgressElement(toHTMLElement(*m_node)))))) { |
477 handledNode = handleReplacedElement(); | 474 handledNode = handleReplacedElement(); |
478 } else { | 475 } else { |
479 handledNode = handleNonTextNode(); | 476 handledNode = handleNonTextNode(); |
480 } | 477 } |
481 if (handledNode) | 478 if (handledNode) |
482 m_iterationProgress = HandledNode; | 479 m_iterationProgress = HandledNode; |
483 if (m_positionNode) | 480 if (m_positionNode) |
484 return; | 481 return; |
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827 emitCharacter(',', m_node->parentNode(), m_node, 0, 1); | 824 emitCharacter(',', m_node->parentNode(), m_node, 0, 1); |
828 return true; | 825 return true; |
829 } | 826 } |
830 | 827 |
831 m_positionNode = m_node->parentNode(); | 828 m_positionNode = m_node->parentNode(); |
832 m_positionOffsetBaseNode = m_node; | 829 m_positionOffsetBaseNode = m_node; |
833 m_positionStartOffset = 0; | 830 m_positionStartOffset = 0; |
834 m_positionEndOffset = 1; | 831 m_positionEndOffset = 1; |
835 m_singleCharacterBuffer = 0; | 832 m_singleCharacterBuffer = 0; |
836 | 833 |
837 if (m_emitsImageAltText) { | 834 if (m_emitsImageAltText && renderer->isImage() && renderer->isRenderImage())
{ |
838 m_text = toHTMLElement(m_node)->altText(); | 835 m_text = toRenderImage(renderer)->altText(); |
839 if (!m_text.isEmpty()) { | 836 if (!m_text.isEmpty()) { |
840 m_textLength = m_text.length(); | 837 m_textLength = m_text.length(); |
841 m_lastCharacter = m_text[m_textLength - 1]; | 838 m_lastCharacter = m_text[m_textLength - 1]; |
842 return true; | 839 return true; |
843 } | 840 } |
844 } | 841 } |
845 | 842 |
846 m_textLength = 0; | 843 m_textLength = 0; |
847 m_lastCharacter = 0; | 844 m_lastCharacter = 0; |
848 | 845 |
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1405 m_textLength = 0; | 1402 m_textLength = 0; |
1406 | 1403 |
1407 while (m_node && !m_havePassedStartNode) { | 1404 while (m_node && !m_havePassedStartNode) { |
1408 // Don't handle node if we start iterating at [node, 0]. | 1405 // Don't handle node if we start iterating at [node, 0]. |
1409 if (!m_handledNode && !(m_node == m_endNode && !m_endOffset)) { | 1406 if (!m_handledNode && !(m_node == m_endNode && !m_endOffset)) { |
1410 RenderObject* renderer = m_node->renderer(); | 1407 RenderObject* renderer = m_node->renderer(); |
1411 if (renderer && renderer->isText() && m_node->nodeType() == Node::TE
XT_NODE) { | 1408 if (renderer && renderer->isText() && m_node->nodeType() == Node::TE
XT_NODE) { |
1412 // FIXME: What about CDATA_SECTION_NODE? | 1409 // FIXME: What about CDATA_SECTION_NODE? |
1413 if (renderer->style()->visibility() == VISIBLE && m_offset > 0) | 1410 if (renderer->style()->visibility() == VISIBLE && m_offset > 0) |
1414 m_handledNode = handleTextNode(); | 1411 m_handledNode = handleTextNode(); |
1415 } else if (renderer && (isHTMLImageElement(toElement(*m_node)) || is
HTMLInputElement(toElement(*m_node)) || renderer->isRenderPart())) { | 1412 } else if (renderer && (renderer->isImage() || renderer->isRenderPar
t())) { |
1416 if (renderer->style()->visibility() == VISIBLE && m_offset > 0) | 1413 if (renderer->style()->visibility() == VISIBLE && m_offset > 0) |
1417 m_handledNode = handleReplacedElement(); | 1414 m_handledNode = handleReplacedElement(); |
1418 } else { | 1415 } else { |
1419 m_handledNode = handleNonTextNode(); | 1416 m_handledNode = handleNonTextNode(); |
1420 } | 1417 } |
1421 if (m_positionNode) | 1418 if (m_positionNode) |
1422 return; | 1419 return; |
1423 } | 1420 } |
1424 | 1421 |
1425 if (!m_handledChildren && m_node->hasChildren()) { | 1422 if (!m_handledChildren && m_node->hasChildren()) { |
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2424 resultEnd = collapseTo; | 2421 resultEnd = collapseTo; |
2425 return; | 2422 return; |
2426 } | 2423 } |
2427 } | 2424 } |
2428 | 2425 |
2429 CharacterIterator computeRangeIterator(inputStart, inputEnd, iteratorFlagsFo
rFindPlainText); | 2426 CharacterIterator computeRangeIterator(inputStart, inputEnd, iteratorFlagsFo
rFindPlainText); |
2430 calculateCharacterSubrange(computeRangeIterator, matchStart, matchLength, re
sultStart, resultEnd); | 2427 calculateCharacterSubrange(computeRangeIterator, matchStart, matchLength, re
sultStart, resultEnd); |
2431 } | 2428 } |
2432 | 2429 |
2433 } | 2430 } |
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