src/cc/test/layer_tree_host_common_test.cc

   1 // Copyright 2014 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 "cc/test/layer_tree_host_common_test.h"
   6
   7 #include "cc/layers/layer.h"
   8 #include "cc/layers/layer_impl.h"
   9 #include "cc/test/fake_layer_tree_host.h"
  10 #include "cc/trees/layer_tree_host_common.h"
  11
  12 namespace cc {
  13
  14 LayerTreeHostCommonTestBase::LayerTreeHostCommonTestBase()
  15     : client_(FakeLayerTreeHostClient::DIRECT_3D),
  16       render_surface_layer_list_count_(0) {
  17 }
  18
  19 LayerTreeHostCommonTestBase::~LayerTreeHostCommonTestBase() {
  20 }
  21
  22 void LayerTreeHostCommonTestBase::SetLayerPropertiesForTesting(
  23     Layer* layer,
  24     const gfx::Transform& transform,
  25     const gfx::Point3F& transform_origin,
  26     const gfx::PointF& position,
  27     const gfx::Size& bounds,
  28     bool flatten_transform,
  29     bool is_3d_sorted) {
  30   SetLayerPropertiesForTestingInternal<Layer>(layer,
  31                                               transform,
  32                                               transform_origin,
  33                                               position,
  34                                               bounds,
  35                                               flatten_transform,
  36                                               is_3d_sorted);
  37 }
  38
  39 void LayerTreeHostCommonTestBase::SetLayerPropertiesForTesting(
  40     LayerImpl* layer,
  41     const gfx::Transform& transform,
  42     const gfx::Point3F& transform_origin,
  43     const gfx::PointF& position,
  44     const gfx::Size& bounds,
  45     bool flatten_transform,
  46     bool is_3d_sorted) {
  47   SetLayerPropertiesForTestingInternal<LayerImpl>(layer,
  48                                                   transform,
  49                                                   transform_origin,
  50                                                   position,
  51                                                   bounds,
  52                                                   flatten_transform,
  53                                                   is_3d_sorted);
  54   layer->SetContentBounds(bounds);
  55 }
  56
  57 void LayerTreeHostCommonTestBase::ExecuteCalculateDrawProperties(
  58     Layer* root_layer,
  59     float device_scale_factor,
  60     float page_scale_factor,
  61     Layer* page_scale_application_layer,
  62     bool can_use_lcd_text) {
  63   EXPECT_TRUE(page_scale_application_layer || (page_scale_factor == 1.f));
  64   gfx::Transform identity_matrix;
  65   gfx::Size device_viewport_size =
  66       gfx::Size(root_layer->bounds().width() * device_scale_factor,
  67                 root_layer->bounds().height() * device_scale_factor);
  68
  69   render_surface_layer_list_.reset(new RenderSurfaceLayerList);
  70
  71   // We are probably not testing what is intended if the root_layer bounds are
  72   // empty.
  73   DCHECK(!root_layer->bounds().IsEmpty());
  74   LayerTreeHostCommon::CalcDrawPropsMainInputsForTesting inputs(
  75       root_layer, device_viewport_size, render_surface_layer_list_.get());
  76   inputs.device_scale_factor = device_scale_factor;
  77   inputs.page_scale_factor = page_scale_factor;
  78   inputs.page_scale_application_layer = page_scale_application_layer;
  79   inputs.can_use_lcd_text = can_use_lcd_text;
  80   inputs.can_adjust_raster_scales = true;
  81   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
  82 }
  83
  84 void LayerTreeHostCommonTestBase::ExecuteCalculateDrawProperties(
  85     LayerImpl* root_layer,
  86     float device_scale_factor,
  87     float page_scale_factor,
  88     LayerImpl* page_scale_application_layer,
  89     bool can_use_lcd_text) {
  90   gfx::Transform identity_matrix;
  91   gfx::Size device_viewport_size =
  92       gfx::Size(root_layer->bounds().width() * device_scale_factor,
  93                 root_layer->bounds().height() * device_scale_factor);
  94
  95   render_surface_layer_list_impl_.reset(new LayerImplList);
  96
  97   // We are probably not testing what is intended if the root_layer bounds are
  98   // empty.
  99   DCHECK(!root_layer->bounds().IsEmpty());
 100   LayerTreeHostCommon::CalcDrawPropsImplInputsForTesting inputs(
 101       root_layer, device_viewport_size, render_surface_layer_list_impl_.get());
 102   inputs.device_scale_factor = device_scale_factor;
 103   inputs.page_scale_factor = page_scale_factor;
 104   inputs.page_scale_application_layer = page_scale_application_layer;
 105   inputs.can_use_lcd_text = can_use_lcd_text;
 106   inputs.can_adjust_raster_scales = true;
 107
 108   ++render_surface_layer_list_count_;
 109   inputs.current_render_surface_layer_list_id =
 110       render_surface_layer_list_count_;
 111
 112   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 113 }
 114
 115 scoped_ptr<FakeLayerTreeHost>
 116 LayerTreeHostCommonTestBase::CreateFakeLayerTreeHost() {
 117   return FakeLayerTreeHost::Create(&client_);
 118 }
 119
 120 }  // namespace cc