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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "config.h" | |
6 | |
7 #include "core/rendering/RenderLayerClipPathInfo.h" | |
8 | |
9 #include "core/rendering/RenderLayer.h" | |
10 #include "core/rendering/svg/RenderSVGResourceContainer.h" | |
11 | |
12 namespace blink { | |
13 | |
14 RenderLayerClipPathInfo::RenderLayerClipPathInfo(RenderLayer* layer) | |
15 : m_layer(layer) | |
16 { | |
17 } | |
18 | |
19 RenderLayerClipPathInfo::~RenderLayerClipPathInfo() | |
20 { | |
21 removeReferenceClipPathClients(); | |
22 } | |
23 | |
24 void RenderLayerClipPathInfo::updateReferenceClipPathClients(ClipPathOperation* clipPathOperation) | |
25 { | |
26 ASSERT(clipPathOperation->type() == ClipPathOperation::REFERENCE); | |
27 | |
28 removeReferenceClipPathClients(); | |
29 ReferenceClipPathOperation* referenceClipPathOperation = toReferenceClipPath Operation(clipPathOperation); | |
30 Element* clipPath = m_layer->renderer()->node()->document().getElementById(r eferenceClipPathOperation->fragment()); | |
esprehn
2014/08/06 17:25:10
This is not Shadow DOM aware.
| |
31 if (!isSVGClipPathElement(clipPath)) | |
32 return; | |
33 if (clipPath->renderer()) | |
34 toRenderSVGResourceContainer(clipPath->renderer())->addClientRenderLayer (m_layer); | |
35 else | |
36 toSVGClipPathElement(clipPath)->addClient(m_layer->renderer()->node()); | |
37 | |
38 m_clipPathElement = PassRefPtr<SVGClipPathElement>(toSVGClipPathElement(clip Path)); | |
39 } | |
40 | |
41 void RenderLayerClipPathInfo::removeReferenceClipPathClients() | |
42 { | |
43 if (!m_clipPathElement) | |
44 return; | |
45 | |
46 if (m_clipPathElement->renderer()) | |
47 toRenderSVGResourceContainer(m_clipPathElement->renderer())->removeClien tRenderLayer(m_layer); | |
48 else | |
49 m_clipPathElement->removeClient(m_layer->renderer()->node()); | |
50 | |
51 m_clipPathElement.clear(); | |
52 } | |
53 | |
54 } // namespace blink | |
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