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1 /* | 1 /* |
2 * Copyright (C) 2006, 2008, 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2008, 2011 Apple Inc. All rights reserved. |
3 * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies) | 3 * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies) |
4 * | 4 * |
5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
9 * | 9 * |
10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 * Library General Public License for more details. | 13 * Library General Public License for more details. |
14 * | 14 * |
15 * You should have received a copy of the GNU Library General Public License | 15 * You should have received a copy of the GNU Library General Public License |
16 * along with this library; see the file COPYING.LIB. If not, write to | 16 * along with this library; see the file COPYING.LIB. If not, write to |
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
18 * Boston, MA 02110-1301, USA. | 18 * Boston, MA 02110-1301, USA. |
19 * | 19 * |
20 */ | 20 */ |
21 | 21 |
22 #include "core/layout/HitTestResult.h" | 22 #include "core/layout/HitTestResult.h" |
23 | 23 |
24 #include "core/HTMLNames.h" | 24 #include "core/HTMLNames.h" |
25 #include "core/dom/PseudoElement.h" | 25 #include "core/dom/PseudoElement.h" |
26 #include "core/dom/shadow/ComposedTreeTraversal.h" | 26 #include "core/dom/shadow/FlatTreeTraversal.h" |
27 #include "core/dom/shadow/ShadowRoot.h" | 27 #include "core/dom/shadow/ShadowRoot.h" |
28 #include "core/editing/FrameSelection.h" | 28 #include "core/editing/FrameSelection.h" |
29 #include "core/editing/VisibleUnits.h" | 29 #include "core/editing/VisibleUnits.h" |
30 #include "core/editing/markers/DocumentMarkerController.h" | 30 #include "core/editing/markers/DocumentMarkerController.h" |
31 #include "core/fetch/ImageResource.h" | 31 #include "core/fetch/ImageResource.h" |
32 #include "core/frame/LocalFrame.h" | 32 #include "core/frame/LocalFrame.h" |
33 #include "core/html/HTMLAnchorElement.h" | 33 #include "core/html/HTMLAnchorElement.h" |
34 #include "core/html/HTMLAreaElement.h" | 34 #include "core/html/HTMLAreaElement.h" |
35 #include "core/html/HTMLImageElement.h" | 35 #include "core/html/HTMLImageElement.h" |
36 #include "core/html/HTMLInputElement.h" | 36 #include "core/html/HTMLInputElement.h" |
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268 return marker->description(); | 268 return marker->description(); |
269 } | 269 } |
270 | 270 |
271 String HitTestResult::title(TextDirection& dir) const | 271 String HitTestResult::title(TextDirection& dir) const |
272 { | 272 { |
273 dir = LTR; | 273 dir = LTR; |
274 // Find the title in the nearest enclosing DOM node. | 274 // Find the title in the nearest enclosing DOM node. |
275 // For <area> tags in image maps, walk the tree for the <area>, not the <img
> using it. | 275 // For <area> tags in image maps, walk the tree for the <area>, not the <img
> using it. |
276 if (m_innerNode.get()) | 276 if (m_innerNode.get()) |
277 m_innerNode->updateDistribution(); | 277 m_innerNode->updateDistribution(); |
278 for (Node* titleNode = m_innerNode.get(); titleNode; titleNode = ComposedTre
eTraversal::parent(*titleNode)) { | 278 for (Node* titleNode = m_innerNode.get(); titleNode; titleNode = FlatTreeTra
versal::parent(*titleNode)) { |
279 if (titleNode->isElementNode()) { | 279 if (titleNode->isElementNode()) { |
280 String title = toElement(titleNode)->title(); | 280 String title = toElement(titleNode)->title(); |
281 if (!title.isNull()) { | 281 if (!title.isNull()) { |
282 if (LayoutObject* layoutObject = titleNode->layoutObject()) | 282 if (LayoutObject* layoutObject = titleNode->layoutObject()) |
283 dir = layoutObject->style()->direction(); | 283 dir = layoutObject->style()->direction(); |
284 return title; | 284 return title; |
285 } | 285 } |
286 } | 286 } |
287 } | 287 } |
288 return String(); | 288 return String(); |
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515 | 515 |
516 // Update the HitTestResult as if the supplied node had been hit in normal p
oint-based hit-test. | 516 // Update the HitTestResult as if the supplied node had been hit in normal p
oint-based hit-test. |
517 // Note that we don't know the local point after a rect-based hit-test, but
we never use | 517 // Note that we don't know the local point after a rect-based hit-test, but
we never use |
518 // it so shouldn't bother with the cost of computing it. | 518 // it so shouldn't bother with the cost of computing it. |
519 resolvedInnerNode->layoutObject()->updateHitTestResult(*this, LayoutPoint())
; | 519 resolvedInnerNode->layoutObject()->updateHitTestResult(*this, LayoutPoint())
; |
520 ASSERT(!isRectBasedTest()); | 520 ASSERT(!isRectBasedTest()); |
521 } | 521 } |
522 | 522 |
523 Element* HitTestResult::innerElement() const | 523 Element* HitTestResult::innerElement() const |
524 { | 524 { |
525 for (Node* node = m_innerNode.get(); node; node = ComposedTreeTraversal::par
ent(*node)) { | 525 for (Node* node = m_innerNode.get(); node; node = FlatTreeTraversal::parent(
*node)) { |
526 if (node->isElementNode()) | 526 if (node->isElementNode()) |
527 return toElement(node); | 527 return toElement(node); |
528 } | 528 } |
529 | 529 |
530 return nullptr; | 530 return nullptr; |
531 } | 531 } |
532 | 532 |
533 Node* HitTestResult::innerNodeOrImageMapImage() const | 533 Node* HitTestResult::innerNodeOrImageMapImage() const |
534 { | 534 { |
535 if (!m_innerNode) | 535 if (!m_innerNode) |
536 return nullptr; | 536 return nullptr; |
537 | 537 |
538 HTMLImageElement* imageMapImageElement = nullptr; | 538 HTMLImageElement* imageMapImageElement = nullptr; |
539 if (isHTMLAreaElement(m_innerNode)) | 539 if (isHTMLAreaElement(m_innerNode)) |
540 imageMapImageElement = toHTMLAreaElement(m_innerNode)->imageElement(); | 540 imageMapImageElement = toHTMLAreaElement(m_innerNode)->imageElement(); |
541 else if (isHTMLMapElement(m_innerNode)) | 541 else if (isHTMLMapElement(m_innerNode)) |
542 imageMapImageElement = toHTMLMapElement(m_innerNode)->imageElement(); | 542 imageMapImageElement = toHTMLMapElement(m_innerNode)->imageElement(); |
543 | 543 |
544 if (!imageMapImageElement) | 544 if (!imageMapImageElement) |
545 return m_innerNode.get(); | 545 return m_innerNode.get(); |
546 | 546 |
547 return imageMapImageElement; | 547 return imageMapImageElement; |
548 } | 548 } |
549 | 549 |
550 } // namespace blink | 550 } // namespace blink |
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