Index: Source/core/rendering/RenderLayerClipPathInfo.cpp |
diff --git a/Source/core/rendering/RenderLayerClipPathInfo.cpp b/Source/core/rendering/RenderLayerClipPathInfo.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..ecb1ed87087bc57fd54de68266c41ebe70e244e3 |
--- /dev/null |
+++ b/Source/core/rendering/RenderLayerClipPathInfo.cpp |
@@ -0,0 +1,54 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "config.h" |
+ |
+#include "core/rendering/RenderLayerClipPathInfo.h" |
+ |
+#include "core/rendering/RenderLayer.h" |
+#include "core/rendering/svg/RenderSVGResourceContainer.h" |
+ |
+namespace blink { |
+ |
+RenderLayerClipPathInfo::RenderLayerClipPathInfo(RenderLayer* layer) |
+ : m_layer(layer) |
+{ |
+} |
+ |
+RenderLayerClipPathInfo::~RenderLayerClipPathInfo() |
+{ |
+ removeReferenceClipPathClients(); |
+} |
+ |
+void RenderLayerClipPathInfo::updateReferenceClipPathClients(ClipPathOperation* clipPathOperation) |
+{ |
+ ASSERT(clipPathOperation->type() == ClipPathOperation::REFERENCE); |
+ |
+ removeReferenceClipPathClients(); |
+ ReferenceClipPathOperation* referenceClipPathOperation = toReferenceClipPathOperation(clipPathOperation); |
+ Element* clipPath = m_layer->renderer()->node()->document().getElementById(referenceClipPathOperation->fragment()); |
esprehn
2014/08/06 17:25:10
This is not Shadow DOM aware.
|
+ if (!isSVGClipPathElement(clipPath)) |
+ return; |
+ if (clipPath->renderer()) |
+ toRenderSVGResourceContainer(clipPath->renderer())->addClientRenderLayer(m_layer); |
+ else |
+ toSVGClipPathElement(clipPath)->addClient(m_layer->renderer()->node()); |
+ |
+ m_clipPathElement = PassRefPtr<SVGClipPathElement>(toSVGClipPathElement(clipPath)); |
+} |
+ |
+void RenderLayerClipPathInfo::removeReferenceClipPathClients() |
+{ |
+ if (!m_clipPathElement) |
+ return; |
+ |
+ if (m_clipPathElement->renderer()) |
+ toRenderSVGResourceContainer(m_clipPathElement->renderer())->removeClientRenderLayer(m_layer); |
+ else |
+ m_clipPathElement->removeClient(m_layer->renderer()->node()); |
+ |
+ m_clipPathElement.clear(); |
+} |
+ |
+} // namespace blink |