content/test/web_layer_tree_view_impl_for_testing.cc

   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 #include "content/test/web_layer_tree_view_impl_for_testing.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "base/synchronization/lock.h"
  10 #include "base/thread_task_runner_handle.h"
  11 #include "cc/base/switches.h"
  12 #include "cc/blink/web_layer_impl.h"
  13 #include "cc/input/input_handler.h"
  14 #include "cc/layers/layer.h"
  15 #include "cc/scheduler/begin_frame_source.h"
  16 #include "cc/test/pixel_test_output_surface.h"
  17 #include "cc/test/test_context_provider.h"
  18 #include "cc/trees/layer_tree_host.h"
  19 #include "content/test/test_blink_web_unit_test_support.h"
  20 #include "third_party/WebKit/public/platform/Platform.h"
  21 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
  22 #include "third_party/WebKit/public/platform/WebLayer.h"
  23 #include "third_party/WebKit/public/platform/WebLayerTreeView.h"
  24 #include "third_party/WebKit/public/platform/WebSize.h"
  25
  26 using blink::WebColor;
  27 using blink::WebGraphicsContext3D;
  28 using blink::WebRect;
  29 using blink::WebSize;
  30
  31 namespace content {
  32
  33 WebLayerTreeViewImplForTesting::WebLayerTreeViewImplForTesting() {}
  34
  35 WebLayerTreeViewImplForTesting::~WebLayerTreeViewImplForTesting() {}
  36
  37 void WebLayerTreeViewImplForTesting::Initialize() {
  38   cc::LayerTreeSettings settings;
  39
  40   // For web contents, layer transforms should scale up the contents of layers
  41   // to keep content always crisp when possible.
  42   settings.layer_transforms_should_scale_layer_contents = true;
  43
  44   // Accelerated animations are enabled for unit tests.
  45   settings.accelerated_animation_enabled = true;
  46   cc::LayerTreeHost::InitParams params;
  47   params.client = this;
  48   params.settings = &settings;
  49   params.main_task_runner = base::ThreadTaskRunnerHandle::Get();
  50   params.task_graph_runner = &task_graph_runner_;
  51   layer_tree_host_ = cc::LayerTreeHost::CreateSingleThreaded(this, &params);
  52   DCHECK(layer_tree_host_);
  53 }
  54
  55 void WebLayerTreeViewImplForTesting::setRootLayer(
  56     const blink::WebLayer& root) {
  57   layer_tree_host_->SetRootLayer(
  58       static_cast<const cc_blink::WebLayerImpl*>(&root)->layer());
  59 }
  60
  61 void WebLayerTreeViewImplForTesting::clearRootLayer() {
  62   layer_tree_host_->SetRootLayer(scoped_refptr<cc::Layer>());
  63 }
  64
  65 void WebLayerTreeViewImplForTesting::setViewportSize(
  66     const WebSize& unused_deprecated,
  67     const WebSize& device_viewport_size) {
  68   layer_tree_host_->SetViewportSize(device_viewport_size);
  69 }
  70
  71 void WebLayerTreeViewImplForTesting::setViewportSize(
  72     const WebSize& device_viewport_size) {
  73   layer_tree_host_->SetViewportSize(device_viewport_size);
  74 }
  75
  76 WebSize WebLayerTreeViewImplForTesting::layoutViewportSize() const {
  77   return layer_tree_host_->device_viewport_size();
  78 }
  79
  80 WebSize WebLayerTreeViewImplForTesting::deviceViewportSize() const {
  81   return layer_tree_host_->device_viewport_size();
  82 }
  83
  84 void WebLayerTreeViewImplForTesting::setDeviceScaleFactor(
  85     float device_scale_factor) {
  86   layer_tree_host_->SetDeviceScaleFactor(device_scale_factor);
  87 }
  88
  89 float WebLayerTreeViewImplForTesting::deviceScaleFactor() const {
  90   return layer_tree_host_->device_scale_factor();
  91 }
  92
  93 void WebLayerTreeViewImplForTesting::setBackgroundColor(WebColor color) {
  94   layer_tree_host_->set_background_color(color);
  95 }
  96
  97 void WebLayerTreeViewImplForTesting::setHasTransparentBackground(
  98     bool transparent) {
  99   layer_tree_host_->set_has_transparent_background(transparent);
 100 }
 101
 102 void WebLayerTreeViewImplForTesting::setVisible(bool visible) {
 103   layer_tree_host_->SetVisible(visible);
 104 }
 105
 106 void WebLayerTreeViewImplForTesting::setPageScaleFactorAndLimits(
 107     float page_scale_factor,
 108     float minimum,
 109     float maximum) {
 110   layer_tree_host_->SetPageScaleFactorAndLimits(
 111       page_scale_factor, minimum, maximum);
 112 }
 113
 114 void WebLayerTreeViewImplForTesting::startPageScaleAnimation(
 115     const blink::WebPoint& scroll,
 116     bool use_anchor,
 117     float new_page_scale,
 118     double duration_sec) {}
 119
 120 void WebLayerTreeViewImplForTesting::setNeedsAnimate() {
 121   layer_tree_host_->SetNeedsAnimate();
 122 }
 123
 124 void WebLayerTreeViewImplForTesting::didStopFlinging() {}
 125
 126 void WebLayerTreeViewImplForTesting::finishAllRendering() {
 127   layer_tree_host_->FinishAllRendering();
 128 }
 129
 130 void WebLayerTreeViewImplForTesting::setDeferCommits(bool defer_commits) {
 131   layer_tree_host_->SetDeferCommits(defer_commits);
 132 }
 133
 134 void WebLayerTreeViewImplForTesting::Layout() {
 135 }
 136
 137 void WebLayerTreeViewImplForTesting::ApplyViewportDeltas(
 138     const gfx::Vector2dF& inner_delta,
 139     const gfx::Vector2dF& outer_delta,
 140     const gfx::Vector2dF& elastic_overscroll_delta,
 141     float page_scale,
 142     float top_controls_delta) {
 143 }
 144
 145 void WebLayerTreeViewImplForTesting::RequestNewOutputSurface() {
 146   bool flipped_output_surface = false;
 147   layer_tree_host_->SetOutputSurface(
 148       make_scoped_ptr(new cc::PixelTestOutputSurface(
 149           cc::TestContextProvider::Create(), flipped_output_surface)));
 150 }
 151
 152 void WebLayerTreeViewImplForTesting::DidFailToInitializeOutputSurface() {
 153   RequestNewOutputSurface();
 154 }
 155
 156 void WebLayerTreeViewImplForTesting::registerForAnimations(
 157     blink::WebLayer* layer) {
 158   cc::Layer* cc_layer = static_cast<cc_blink::WebLayerImpl*>(layer)->layer();
 159   cc_layer->RegisterForAnimations(layer_tree_host_->animation_registrar());
 160 }
 161
 162 void WebLayerTreeViewImplForTesting::registerViewportLayers(
 163     const blink::WebLayer* overscrollElasticityLayer,
 164     const blink::WebLayer* pageScaleLayer,
 165     const blink::WebLayer* innerViewportScrollLayer,
 166     const blink::WebLayer* outerViewportScrollLayer) {
 167   layer_tree_host_->RegisterViewportLayers(
 168       // The scroll elasticity layer will only exist when using pinch virtual
 169       // viewports.
 170       overscrollElasticityLayer
 171           ? static_cast<const cc_blink::WebLayerImpl*>(
 172                 overscrollElasticityLayer)->layer()
 173           : NULL,
 174       static_cast<const cc_blink::WebLayerImpl*>(pageScaleLayer)->layer(),
 175       static_cast<const cc_blink::WebLayerImpl*>(innerViewportScrollLayer)
 176           ->layer(),
 177       // The outer viewport layer will only exist when using pinch virtual
 178       // viewports.
 179       outerViewportScrollLayer
 180           ? static_cast<const cc_blink::WebLayerImpl*>(outerViewportScrollLayer)
 181                 ->layer()
 182           : NULL);
 183 }
 184
 185 void WebLayerTreeViewImplForTesting::clearViewportLayers() {
 186   layer_tree_host_->RegisterViewportLayers(scoped_refptr<cc::Layer>(),
 187                                            scoped_refptr<cc::Layer>(),
 188                                            scoped_refptr<cc::Layer>(),
 189                                            scoped_refptr<cc::Layer>());
 190 }
 191
 192 void WebLayerTreeViewImplForTesting::registerSelection(
 193     const blink::WebSelection& selection) {
 194 }
 195
 196 void WebLayerTreeViewImplForTesting::clearSelection() {
 197 }
 198
 199 }  // namespace content