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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005, 2007, 2008, 2009 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005, 2007, 2008, 2009 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> | 4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> |
5 * Copyright (C) 2009 Google, Inc. | 5 * Copyright (C) 2009 Google, Inc. |
6 * Copyright (C) Research In Motion Limited 2011. All rights reserved. | 6 * Copyright (C) Research In Motion Limited 2011. All rights reserved. |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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21 * Boston, MA 02110-1301, USA. | 21 * Boston, MA 02110-1301, USA. |
22 */ | 22 */ |
23 | 23 |
24 #include "core/layout/svg/LayoutSVGRoot.h" | 24 #include "core/layout/svg/LayoutSVGRoot.h" |
25 | 25 |
26 #include "core/frame/LocalFrame.h" | 26 #include "core/frame/LocalFrame.h" |
27 #include "core/layout/HitTestResult.h" | 27 #include "core/layout/HitTestResult.h" |
28 #include "core/layout/LayoutAnalyzer.h" | 28 #include "core/layout/LayoutAnalyzer.h" |
29 #include "core/layout/LayoutPart.h" | 29 #include "core/layout/LayoutPart.h" |
30 #include "core/layout/LayoutView.h" | 30 #include "core/layout/LayoutView.h" |
| 31 #include "core/layout/svg/LayoutSVGText.h" |
31 #include "core/layout/svg/SVGLayoutSupport.h" | 32 #include "core/layout/svg/SVGLayoutSupport.h" |
32 #include "core/layout/svg/SVGResourcesCache.h" | 33 #include "core/layout/svg/SVGResourcesCache.h" |
33 #include "core/paint/PaintLayer.h" | 34 #include "core/paint/PaintLayer.h" |
34 #include "core/paint/SVGRootPainter.h" | 35 #include "core/paint/SVGRootPainter.h" |
35 #include "core/svg/SVGElement.h" | 36 #include "core/svg/SVGElement.h" |
36 #include "core/svg/SVGSVGElement.h" | 37 #include "core/svg/SVGSVGElement.h" |
37 #include "core/svg/graphics/SVGImage.h" | 38 #include "core/svg/graphics/SVGImage.h" |
38 #include "platform/LengthFunctions.h" | 39 #include "platform/LengthFunctions.h" |
39 | 40 |
40 namespace blink { | 41 namespace blink { |
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269 LayoutReplaced::insertedIntoTree(); | 270 LayoutReplaced::insertedIntoTree(); |
270 SVGResourcesCache::clientWasAddedToTree(this, styleRef()); | 271 SVGResourcesCache::clientWasAddedToTree(this, styleRef()); |
271 } | 272 } |
272 | 273 |
273 void LayoutSVGRoot::willBeRemovedFromTree() | 274 void LayoutSVGRoot::willBeRemovedFromTree() |
274 { | 275 { |
275 SVGResourcesCache::clientWillBeRemovedFromTree(this); | 276 SVGResourcesCache::clientWillBeRemovedFromTree(this); |
276 LayoutReplaced::willBeRemovedFromTree(); | 277 LayoutReplaced::willBeRemovedFromTree(); |
277 } | 278 } |
278 | 279 |
| 280 PositionWithAffinity LayoutSVGRoot::positionForPoint(const LayoutPoint& point) |
| 281 { |
| 282 FloatPoint absolutePoint = FloatPoint(point); |
| 283 absolutePoint = m_localToBorderBoxTransform.inverse().mapPoint(absolutePoint
); |
| 284 LayoutObject* closestDescendant = SVGLayoutSupport::findClosestLayoutSVGText
(this, absolutePoint); |
| 285 |
| 286 if (!closestDescendant) |
| 287 return LayoutReplaced::positionForPoint(point); |
| 288 |
| 289 LayoutObject* layoutObject = closestDescendant; |
| 290 AffineTransform transform = closestDescendant->localToParentTransform(); |
| 291 transform.translate(toLayoutSVGText(closestDescendant)->location().x(), toLa
youtSVGText(closestDescendant)->location().y()); |
| 292 while (layoutObject) { |
| 293 layoutObject = layoutObject->parent(); |
| 294 if (layoutObject->isSVGRoot()) |
| 295 break; |
| 296 transform = layoutObject->localToParentTransform() * transform; |
| 297 } |
| 298 |
| 299 absolutePoint = transform.inverse().mapPoint(absolutePoint); |
| 300 |
| 301 return closestDescendant->positionForPoint(LayoutPoint(absolutePoint)); |
| 302 } |
| 303 |
279 // LayoutBox methods will expect coordinates w/o any transforms in coordinates | 304 // LayoutBox methods will expect coordinates w/o any transforms in coordinates |
280 // relative to our borderBox origin. This method gives us exactly that. | 305 // relative to our borderBox origin. This method gives us exactly that. |
281 void LayoutSVGRoot::buildLocalToBorderBoxTransform() | 306 void LayoutSVGRoot::buildLocalToBorderBoxTransform() |
282 { | 307 { |
283 SVGSVGElement* svg = toSVGSVGElement(node()); | 308 SVGSVGElement* svg = toSVGSVGElement(node()); |
284 ASSERT(svg); | 309 ASSERT(svg); |
285 float scale = style()->effectiveZoom(); | 310 float scale = style()->effectiveZoom(); |
286 FloatPoint translate = svg->currentTranslate(); | 311 FloatPoint translate = svg->currentTranslate(); |
287 LayoutSize borderAndPadding(borderLeft() + paddingLeft(), borderTop() + padd
ingTop()); | 312 LayoutSize borderAndPadding(borderLeft() + paddingLeft(), borderTop() + padd
ingTop()); |
288 m_localToBorderBoxTransform = svg->viewBoxToViewTransform(contentWidth() / s
cale, contentHeight() / scale); | 313 m_localToBorderBoxTransform = svg->viewBoxToViewTransform(contentWidth() / s
cale, contentHeight() / scale); |
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404 updateHitTestResult(result, pointInBorderBox); | 429 updateHitTestResult(result, pointInBorderBox); |
405 if (result.addNodeToListBasedTestResult(node(), locationInContainer,
boundsRect) == StopHitTesting) | 430 if (result.addNodeToListBasedTestResult(node(), locationInContainer,
boundsRect) == StopHitTesting) |
406 return true; | 431 return true; |
407 } | 432 } |
408 } | 433 } |
409 | 434 |
410 return false; | 435 return false; |
411 } | 436 } |
412 | 437 |
413 } // namespace blink | 438 } // namespace blink |
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