cc/test/fake_layer_tree_host.h

   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_