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| 1 /* | 1 /* |
| 2 * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies) | 2 * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies) |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 22 #include "core/page/TouchAdjustment.h" | 22 #include "core/page/TouchAdjustment.h" |
| 23 | 23 |
| 24 #include "core/dom/ContainerNode.h" | 24 #include "core/dom/ContainerNode.h" |
| 25 #include "core/dom/Node.h" | 25 #include "core/dom/Node.h" |
| 26 #include "core/dom/NodeRenderStyle.h" | 26 #include "core/dom/NodeRenderStyle.h" |
| 27 #include "core/dom/Text.h" | 27 #include "core/dom/Text.h" |
| 28 #include "core/editing/Editor.h" | 28 #include "core/editing/Editor.h" |
| 29 #include "core/html/HTMLFrameOwnerElement.h" | 29 #include "core/html/HTMLFrameOwnerElement.h" |
| 30 #include "core/page/Frame.h" | 30 #include "core/page/Frame.h" |
| 31 #include "core/page/FrameView.h" | 31 #include "core/page/FrameView.h" |
| 32 #include "core/platform/graphics/FloatPoint.h" | |
| 33 #include "core/platform/graphics/FloatQuad.h" | |
| 34 #include "core/platform/graphics/IntPoint.h" | |
| 35 #include "core/platform/graphics/IntSize.h" | |
| 36 #include "core/platform/text/TextBreakIterator.h" | 32 #include "core/platform/text/TextBreakIterator.h" |
| 37 #include "core/rendering/RenderBox.h" | 33 #include "core/rendering/RenderBox.h" |
| 38 #include "core/rendering/RenderObject.h" | 34 #include "core/rendering/RenderObject.h" |
| 39 #include "core/rendering/RenderText.h" | 35 #include "core/rendering/RenderText.h" |
| 40 #include "core/rendering/style/RenderStyle.h" | 36 #include "core/rendering/style/RenderStyle.h" |
| 37 #include "platform/geometry/FloatPoint.h" |
| 38 #include "platform/geometry/FloatQuad.h" |
| 39 #include "platform/geometry/IntPoint.h" |
| 40 #include "platform/geometry/IntSize.h" |
| 41 | 41 |
| 42 namespace WebCore { | 42 namespace WebCore { |
| 43 | 43 |
| 44 namespace TouchAdjustment { | 44 namespace TouchAdjustment { |
| 45 | 45 |
| 46 const float zeroTolerance = 1e-6f; | 46 const float zeroTolerance = 1e-6f; |
| 47 | 47 |
| 48 // Class for remembering absolute quads of a target node and what node they repr
esent. | 48 // Class for remembering absolute quads of a target node and what node they repr
esent. |
| 49 class SubtargetGeometry { | 49 class SubtargetGeometry { |
| 50 public: | 50 public: |
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| 488 | 488 |
| 489 bool findBestZoomableArea(Node*& targetNode, IntRect& targetArea, const IntPoint
& touchHotspot, const IntRect& touchArea, const Vector<RefPtr<Node> >& nodes) | 489 bool findBestZoomableArea(Node*& targetNode, IntRect& targetArea, const IntPoint
& touchHotspot, const IntRect& touchArea, const Vector<RefPtr<Node> >& nodes) |
| 490 { | 490 { |
| 491 IntPoint targetPoint; | 491 IntPoint targetPoint; |
| 492 TouchAdjustment::SubtargetGeometryList subtargets; | 492 TouchAdjustment::SubtargetGeometryList subtargets; |
| 493 TouchAdjustment::compileZoomableSubtargets(nodes, subtargets); | 493 TouchAdjustment::compileZoomableSubtargets(nodes, subtargets); |
| 494 return TouchAdjustment::findNodeWithLowestDistanceMetric(targetNode, targetP
oint, targetArea, touchHotspot, touchArea, subtargets, TouchAdjustment::zoomable
IntersectionQuotient); | 494 return TouchAdjustment::findNodeWithLowestDistanceMetric(targetNode, targetP
oint, targetArea, touchHotspot, touchArea, subtargets, TouchAdjustment::zoomable
IntersectionQuotient); |
| 495 } | 495 } |
| 496 | 496 |
| 497 } // namespace WebCore | 497 } // namespace WebCore |
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