Cleanup: Only build extensions renderer code when extensions are enabled.
[chromium-blink-merge.git] / cc / test / fake_layer_tree_host_impl.cc
blob3c4e12531f81777828ec648ab93cda3001cf248d
1 // Copyright 2012 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.
5 #include "cc/test/begin_frame_args_test.h"
6 #include "cc/test/fake_layer_tree_host_impl.h"
7 #include "cc/test/test_shared_bitmap_manager.h"
8 #include "cc/trees/layer_tree_impl.h"
10 namespace cc {
12 FakeLayerTreeHostImpl::FakeLayerTreeHostImpl(Proxy* proxy,
13 SharedBitmapManager* manager)
14 : LayerTreeHostImpl(LayerTreeSettings(),
15 &client_,
16 proxy,
17 &stats_instrumentation_,
18 manager,
19 0) {
20 // Explicitly clear all debug settings.
21 SetDebugState(LayerTreeDebugState());
22 SetViewportSize(gfx::Size(100, 100));
24 // Avoid using Now() as the frame time in unit tests.
25 base::TimeTicks time_ticks = base::TimeTicks::FromInternalValue(1);
26 SetCurrentBeginFrameArgs(CreateBeginFrameArgsForTesting(time_ticks));
29 FakeLayerTreeHostImpl::FakeLayerTreeHostImpl(const LayerTreeSettings& settings,
30 Proxy* proxy,
31 SharedBitmapManager* manager)
32 : LayerTreeHostImpl(settings,
33 &client_,
34 proxy,
35 &stats_instrumentation_,
36 manager,
37 0) {
38 // Explicitly clear all debug settings.
39 SetDebugState(LayerTreeDebugState());
41 // Avoid using Now() as the frame time in unit tests.
42 base::TimeTicks time_ticks = base::TimeTicks::FromInternalValue(1);
43 SetCurrentBeginFrameArgs(CreateBeginFrameArgsForTesting(time_ticks));
46 FakeLayerTreeHostImpl::~FakeLayerTreeHostImpl() {}
48 void FakeLayerTreeHostImpl::CreatePendingTree() {
49 LayerTreeHostImpl::CreatePendingTree();
50 float arbitrary_large_page_scale = 100000.f;
51 pending_tree()->SetPageScaleFactorAndLimits(
52 1.f, 1.f / arbitrary_large_page_scale, arbitrary_large_page_scale);
55 BeginFrameArgs FakeLayerTreeHostImpl::CurrentBeginFrameArgs() const {
56 if (!current_begin_frame_args_.IsValid())
57 return LayerTreeHostImpl::CurrentBeginFrameArgs();
58 return current_begin_frame_args_;
61 void FakeLayerTreeHostImpl::SetCurrentBeginFrameArgs(
62 const BeginFrameArgs& args) {
63 current_begin_frame_args_ = args;
66 int FakeLayerTreeHostImpl::RecursiveUpdateNumChildren(LayerImpl* layer) {
67 int num_children_that_draw_content = 0;
68 for (size_t i = 0; i < layer->children().size(); ++i) {
69 num_children_that_draw_content +=
70 RecursiveUpdateNumChildren(layer->children()[i]);
72 if (layer->DrawsContent() && layer->HasDelegatedContent())
73 num_children_that_draw_content += 1000;
74 layer->SetNumDescendantsThatDrawContent(num_children_that_draw_content);
75 return num_children_that_draw_content + (layer->DrawsContent() ? 1 : 0);
78 void FakeLayerTreeHostImpl::UpdateNumChildrenAndDrawPropertiesForActiveTree() {
79 UpdateNumChildrenAndDrawProperties(active_tree());
82 void FakeLayerTreeHostImpl::UpdateNumChildrenAndDrawProperties(
83 LayerTreeImpl* layerTree) {
84 RecursiveUpdateNumChildren(layerTree->root_layer());
85 layerTree->UpdateDrawProperties();
88 } // namespace cc