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 "cc/base/switches.h"
  11 #include "cc/blink/web_layer_impl.h"
  12 #include "cc/input/input_handler.h"
  13 #include "cc/layers/layer.h"
  14 #include "cc/scheduler/begin_frame_source.h"
  15 #include "cc/test/pixel_test_output_surface.h"
  16 #include "cc/test/test_context_provider.h"
  17 #include "cc/trees/layer_tree_host.h"
  18 #include "content/test/test_blink_web_unit_test_support.h"
  19 #include "third_party/WebKit/public/platform/Platform.h"
  20 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
  21 #include "third_party/WebKit/public/platform/WebLayer.h"
  22 #include "third_party/WebKit/public/platform/WebLayerTreeView.h"
  23 #include "third_party/WebKit/public/platform/WebSize.h"
  24 #include "ui/gfx/frame_time.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   layer_tree_host_ = cc::LayerTreeHost::CreateSingleThreaded(
  47       this, this, nullptr, nullptr, nullptr, settings,
  48       base::MessageLoopProxy::current(), nullptr);
  49   DCHECK(layer_tree_host_);
  50 }
  51
  52 void WebLayerTreeViewImplForTesting::setRootLayer(
  53     const blink::WebLayer& root) {
  54   layer_tree_host_->SetRootLayer(
  55       static_cast<const cc_blink::WebLayerImpl*>(&root)->layer());
  56 }
  57
  58 void WebLayerTreeViewImplForTesting::clearRootLayer() {
  59   layer_tree_host_->SetRootLayer(scoped_refptr<cc::Layer>());
  60 }
  61
  62 void WebLayerTreeViewImplForTesting::setViewportSize(
  63     const WebSize& unused_deprecated,
  64     const WebSize& device_viewport_size) {
  65   layer_tree_host_->SetViewportSize(device_viewport_size);
  66 }
  67
  68 void WebLayerTreeViewImplForTesting::setViewportSize(
  69     const WebSize& device_viewport_size) {
  70   layer_tree_host_->SetViewportSize(device_viewport_size);
  71 }
  72
  73 WebSize WebLayerTreeViewImplForTesting::layoutViewportSize() const {
  74   return layer_tree_host_->device_viewport_size();
  75 }
  76
  77 WebSize WebLayerTreeViewImplForTesting::deviceViewportSize() const {
  78   return layer_tree_host_->device_viewport_size();
  79 }
  80
  81 void WebLayerTreeViewImplForTesting::setDeviceScaleFactor(
  82     float device_scale_factor) {
  83   layer_tree_host_->SetDeviceScaleFactor(device_scale_factor);
  84 }
  85
  86 float WebLayerTreeViewImplForTesting::deviceScaleFactor() const {
  87   return layer_tree_host_->device_scale_factor();
  88 }
  89
  90 void WebLayerTreeViewImplForTesting::setBackgroundColor(WebColor color) {
  91   layer_tree_host_->set_background_color(color);
  92 }
  93
  94 void WebLayerTreeViewImplForTesting::setHasTransparentBackground(
  95     bool transparent) {
  96   layer_tree_host_->set_has_transparent_background(transparent);
  97 }
  98
  99 void WebLayerTreeViewImplForTesting::setVisible(bool visible) {
 100   layer_tree_host_->SetVisible(visible);
 101 }
 102
 103 void WebLayerTreeViewImplForTesting::setPageScaleFactorAndLimits(
 104     float page_scale_factor,
 105     float minimum,
 106     float maximum) {
 107   layer_tree_host_->SetPageScaleFactorAndLimits(
 108       page_scale_factor, minimum, maximum);
 109 }
 110
 111 void WebLayerTreeViewImplForTesting::startPageScaleAnimation(
 112     const blink::WebPoint& scroll,
 113     bool use_anchor,
 114     float new_page_scale,
 115     double duration_sec) {}
 116
 117 void WebLayerTreeViewImplForTesting::setNeedsAnimate() {
 118   layer_tree_host_->SetNeedsAnimate();
 119 }
 120
 121 bool WebLayerTreeViewImplForTesting::commitRequested() const {
 122   return layer_tree_host_->CommitRequested();
 123 }
 124
 125 void WebLayerTreeViewImplForTesting::didStopFlinging() {}
 126
 127 void WebLayerTreeViewImplForTesting::finishAllRendering() {
 128   layer_tree_host_->FinishAllRendering();
 129 }
 130
 131 void WebLayerTreeViewImplForTesting::setDeferCommits(bool defer_commits) {
 132   layer_tree_host_->SetDeferCommits(defer_commits);
 133 }
 134
 135 void WebLayerTreeViewImplForTesting::Layout() {
 136 }
 137
 138 void WebLayerTreeViewImplForTesting::ApplyViewportDeltas(
 139     const gfx::Vector2dF& inner_delta,
 140     const gfx::Vector2dF& outer_delta,
 141     const gfx::Vector2dF& elastic_overscroll_delta,
 142     float page_scale,
 143     float top_controls_delta) {
 144 }
 145
 146 void WebLayerTreeViewImplForTesting::ApplyViewportDeltas(
 147     const gfx::Vector2d& scroll_delta,
 148     float page_scale,
 149     float top_controls_delta) {}
 150
 151 void WebLayerTreeViewImplForTesting::RequestNewOutputSurface() {
 152   bool flipped_output_surface = false;
 153   layer_tree_host_->SetOutputSurface(
 154       make_scoped_ptr(new cc::PixelTestOutputSurface(
 155           cc::TestContextProvider::Create(), flipped_output_surface)));
 156 }
 157
 158 void WebLayerTreeViewImplForTesting::DidFailToInitializeOutputSurface() {
 159   RequestNewOutputSurface();
 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::WebSelectionBound& start,
 194     const blink::WebSelectionBound& end) {
 195 }
 196
 197 void WebLayerTreeViewImplForTesting::clearSelection() {
 198 }
 199
 200 }  // namespace content