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      1 // Copyright 2013 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 #ifndef CC_TEST_FAKE_LAYER_TREE_HOST_H_
      6 #define CC_TEST_FAKE_LAYER_TREE_HOST_H_
      7 
      8 #include "cc/test/fake_impl_proxy.h"
      9 #include "cc/test/fake_layer_tree_host_client.h"
     10 #include "cc/test/fake_layer_tree_host_impl.h"
     11 #include "cc/trees/layer_tree_host.h"
     12 #include "cc/trees/layer_tree_impl.h"
     13 #include "cc/trees/tree_synchronizer.h"
     14 
     15 namespace cc {
     16 
     17 class FakeLayerTreeHost : protected LayerTreeHost {
     18  public:
     19   static scoped_ptr<FakeLayerTreeHost> Create() {
     20     static FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D);
     21     static LayerTreeSettings settings;
     22     return make_scoped_ptr(new FakeLayerTreeHost(&client, settings));
     23   }
     24 
     25   static scoped_ptr<FakeLayerTreeHost> Create(
     26       const LayerTreeSettings& settings) {
     27     static FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D);
     28     return make_scoped_ptr(new FakeLayerTreeHost(&client, settings));
     29   }
     30 
     31   virtual ~FakeLayerTreeHost() {}
     32 
     33   virtual void SetNeedsCommit() OVERRIDE {}
     34   virtual void SetNeedsFullTreeSync() OVERRIDE {}
     35 
     36   using LayerTreeHost::SetRootLayer;
     37   using LayerTreeHost::root_layer;
     38 
     39   LayerImpl* CommitAndCreateLayerImplTree() {
     40     scoped_ptr<LayerImpl> old_root_layer_impl =
     41         active_tree()->DetachLayerTree();
     42 
     43     scoped_ptr<LayerImpl> layer_impl =
     44         TreeSynchronizer::SynchronizeTrees(
     45             root_layer(),
     46             old_root_layer_impl.Pass(),
     47             active_tree());
     48     TreeSynchronizer::PushProperties(root_layer(), layer_impl.get());
     49 
     50     active_tree()->SetRootLayer(layer_impl.Pass());
     51     return active_tree()->root_layer();
     52   }
     53 
     54   FakeLayerTreeHostImpl* host_impl() { return &host_impl_; }
     55   LayerTreeImpl* active_tree() { return host_impl_.active_tree(); }
     56 
     57  private:
     58   FakeLayerTreeHost(LayerTreeHostClient* client,
     59                     const LayerTreeSettings& settings)
     60       : LayerTreeHost(client, settings),
     61         host_impl_(settings, &proxy_) {}
     62 
     63   FakeImplProxy proxy_;
     64   FakeLayerTreeHostImpl host_impl_;
     65 };
     66 
     67 }  // namespace cc
     68 
     69 #endif  // CC_TEST_FAKE_LAYER_TREE_HOST_H_
     70