Index: cc/TreeSynchronizer.cpp |
diff --git a/cc/TreeSynchronizer.cpp b/cc/TreeSynchronizer.cpp |
deleted file mode 100644 |
index b7e76bbe9ab16d6843bfb26937329c17e35b6233..0000000000000000000000000000000000000000 |
--- a/cc/TreeSynchronizer.cpp |
+++ /dev/null |
@@ -1,112 +0,0 @@ |
-// Copyright 2011 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 "TreeSynchronizer.h" |
- |
-#include "CCLayerImpl.h" |
-#include "CCScrollbarAnimationController.h" |
-#include "CCScrollbarLayerImpl.h" |
-#include "LayerChromium.h" |
-#include "ScrollbarLayerChromium.h" |
- |
-namespace cc { |
- |
-scoped_ptr<CCLayerImpl> TreeSynchronizer::synchronizeTrees(LayerChromium* layerChromiumRoot, scoped_ptr<CCLayerImpl> oldCCLayerImplRoot, CCLayerTreeHostImpl* hostImpl) |
-{ |
- ScopedPtrCCLayerImplMap oldLayers; |
- RawPtrCCLayerImplMap newLayers; |
- |
- collectExistingCCLayerImplRecursive(oldLayers, oldCCLayerImplRoot.Pass()); |
- |
- scoped_ptr<CCLayerImpl> newTree = synchronizeTreeRecursive(newLayers, oldLayers, layerChromiumRoot, hostImpl); |
- |
- updateScrollbarLayerPointersRecursive(newLayers, layerChromiumRoot); |
- |
- return newTree.Pass(); |
-} |
- |
-void TreeSynchronizer::collectExistingCCLayerImplRecursive(ScopedPtrCCLayerImplMap& oldLayers, scoped_ptr<CCLayerImpl> ccLayerImpl) |
-{ |
- if (!ccLayerImpl) |
- return; |
- |
- ScopedPtrVector<CCLayerImpl>& children = ccLayerImpl->m_children; |
- for (size_t i = 0; i < children.size(); ++i) |
- collectExistingCCLayerImplRecursive(oldLayers, children.take(i)); |
- |
- collectExistingCCLayerImplRecursive(oldLayers, ccLayerImpl->m_maskLayer.Pass()); |
- collectExistingCCLayerImplRecursive(oldLayers, ccLayerImpl->m_replicaLayer.Pass()); |
- |
- int id = ccLayerImpl->id(); |
- oldLayers.set(id, ccLayerImpl.Pass()); |
-} |
- |
-scoped_ptr<CCLayerImpl> TreeSynchronizer::reuseOrCreateCCLayerImpl(RawPtrCCLayerImplMap& newLayers, ScopedPtrCCLayerImplMap& oldLayers, LayerChromium* layer) |
-{ |
- scoped_ptr<CCLayerImpl> ccLayerImpl = oldLayers.take(layer->id()); |
- |
- if (!ccLayerImpl) |
- ccLayerImpl = layer->createCCLayerImpl(); |
- |
- newLayers[layer->id()] = ccLayerImpl.get(); |
- return ccLayerImpl.Pass(); |
-} |
- |
-scoped_ptr<CCLayerImpl> TreeSynchronizer::synchronizeTreeRecursive(RawPtrCCLayerImplMap& newLayers, ScopedPtrCCLayerImplMap& oldLayers, LayerChromium* layer, CCLayerTreeHostImpl* hostImpl) |
-{ |
- if (!layer) |
- return scoped_ptr<CCLayerImpl>(); |
- |
- scoped_ptr<CCLayerImpl> ccLayerImpl = reuseOrCreateCCLayerImpl(newLayers, oldLayers, layer); |
- |
- ccLayerImpl->clearChildList(); |
- const std::vector<scoped_refptr<LayerChromium> >& children = layer->children(); |
- for (size_t i = 0; i < children.size(); ++i) |
- ccLayerImpl->addChild(synchronizeTreeRecursive(newLayers, oldLayers, children[i].get(), hostImpl)); |
- |
- ccLayerImpl->setMaskLayer(synchronizeTreeRecursive(newLayers, oldLayers, layer->maskLayer(), hostImpl)); |
- ccLayerImpl->setReplicaLayer(synchronizeTreeRecursive(newLayers, oldLayers, layer->replicaLayer(), hostImpl)); |
- |
- layer->pushPropertiesTo(ccLayerImpl.get()); |
- ccLayerImpl->setLayerTreeHostImpl(hostImpl); |
- |
- // Remove all dangling pointers. The pointers will be setup later in updateScrollbarLayerPointersRecursive phase |
- if (CCScrollbarAnimationController* scrollbarController = ccLayerImpl->scrollbarAnimationController()) { |
- scrollbarController->setHorizontalScrollbarLayer(0); |
- scrollbarController->setVerticalScrollbarLayer(0); |
- } |
- |
- return ccLayerImpl.Pass(); |
-} |
- |
-void TreeSynchronizer::updateScrollbarLayerPointersRecursive(const RawPtrCCLayerImplMap& newLayers, LayerChromium* layer) |
-{ |
- if (!layer) |
- return; |
- |
- const std::vector<scoped_refptr<LayerChromium> >& children = layer->children(); |
- for (size_t i = 0; i < children.size(); ++i) |
- updateScrollbarLayerPointersRecursive(newLayers, children[i].get()); |
- |
- ScrollbarLayerChromium* scrollbarLayer = layer->toScrollbarLayerChromium(); |
- if (!scrollbarLayer) |
- return; |
- |
- RawPtrCCLayerImplMap::const_iterator iter = newLayers.find(scrollbarLayer->id()); |
- CCScrollbarLayerImpl* ccScrollbarLayerImpl = iter != newLayers.end() ? static_cast<CCScrollbarLayerImpl*>(iter->second) : NULL; |
- iter = newLayers.find(scrollbarLayer->scrollLayerId()); |
- CCLayerImpl* ccScrollLayerImpl = iter != newLayers.end() ? iter->second : NULL; |
- |
- ASSERT(ccScrollbarLayerImpl); |
- ASSERT(ccScrollLayerImpl); |
- |
- if (ccScrollbarLayerImpl->orientation() == WebKit::WebScrollbar::Horizontal) |
- ccScrollLayerImpl->setHorizontalScrollbarLayer(ccScrollbarLayerImpl); |
- else |
- ccScrollLayerImpl->setVerticalScrollbarLayer(ccScrollbarLayerImpl); |
-} |
- |
-} // namespace cc |