cc/test/tiled_layer_test_common.h

   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.
   4
   5 #ifndef CC_TEST_TILED_LAYER_TEST_COMMON_H_
   6 #define CC_TEST_TILED_LAYER_TEST_COMMON_H_
   7
   8 #include "cc/base/region.h"
   9 #include "cc/layers/tiled_layer.h"
  10 #include "cc/layers/tiled_layer_impl.h"
  11 #include "cc/output/texture_copier.h"
  12 #include "cc/resources/layer_updater.h"
  13 #include "cc/resources/prioritized_resource.h"
  14 #include "cc/resources/resource_provider.h"
  15 #include "cc/resources/resource_update_queue.h"
  16 #include "cc/scheduler/texture_uploader.h"
  17 #include "ui/gfx/rect.h"
  18 #include "ui/gfx/size.h"
  19
  20 namespace cc {
  21
  22 class FakeTiledLayer;
  23
  24 class FakeLayerUpdater : public LayerUpdater {
  25  public:
  26   class Resource : public LayerUpdater::Resource {
  27    public:
  28     Resource(FakeLayerUpdater* updater,
  29              scoped_ptr<PrioritizedResource> resource);
  30     virtual ~Resource();
  31
  32     virtual void Update(ResourceUpdateQueue* queue,
  33                         gfx::Rect source_rect,
  34                         gfx::Vector2d dest_offset,
  35                         bool partial_update,
  36                         RenderingStats* stats) OVERRIDE;
  37
  38    private:
  39     FakeLayerUpdater* layer_;
  40     SkBitmap bitmap_;
  41
  42     DISALLOW_COPY_AND_ASSIGN(Resource);
  43   };
  44
  45   FakeLayerUpdater();
  46
  47   virtual scoped_ptr<LayerUpdater::Resource> CreateResource(
  48       PrioritizedResourceManager* resource) OVERRIDE;
  49
  50   virtual void PrepareToUpdate(gfx::Rect content_rect,
  51                                gfx::Size tile_size,
  52                                float contents_width_scale,
  53                                float contents_height_scale,
  54                                gfx::Rect* resulting_opaque_rect,
  55                                RenderingStats* stats) OVERRIDE;
  56   // Sets the rect to invalidate during the next call to PrepareToUpdate().
  57   // After the next call to PrepareToUpdate() the rect is reset.
  58   void SetRectToInvalidate(gfx::Rect rect, FakeTiledLayer* layer);
  59   // Last rect passed to PrepareToUpdate().
  60   gfx::Rect last_update_rect() const { return last_update_rect_; }
  61
  62   // Number of times PrepareToUpdate has been invoked.
  63   int prepare_count() const { return prepare_count_; }
  64   void ClearPrepareCount() { prepare_count_ = 0; }
  65
  66   // Number of times Update() has been invoked on a texture.
  67   int update_count() const { return update_count_; }
  68   void ClearUpdateCount() { update_count_ = 0; }
  69   void Update() { update_count_++; }
  70
  71   void SetOpaquePaintRect(gfx::Rect opaque_paint_rect) {
  72     opaque_paint_rect_ = opaque_paint_rect;
  73   }
  74
  75  protected:
  76   virtual ~FakeLayerUpdater();
  77
  78  private:
  79   int prepare_count_;
  80   int update_count_;
  81   gfx::Rect rect_to_invalidate_;
  82   gfx::Rect last_update_rect_;
  83   gfx::Rect opaque_paint_rect_;
  84   scoped_refptr<FakeTiledLayer> layer_;
  85
  86   DISALLOW_COPY_AND_ASSIGN(FakeLayerUpdater);
  87 };
  88
  89 class FakeTiledLayerImpl : public TiledLayerImpl {
  90  public:
  91   FakeTiledLayerImpl(LayerTreeImpl* tree_impl, int id);
  92   virtual ~FakeTiledLayerImpl();
  93
  94   using TiledLayerImpl::HasTileAt;
  95   using TiledLayerImpl::HasResourceIdForTileAt;
  96 };
  97
  98 class FakeTiledLayer : public TiledLayer {
  99  public:
 100   explicit FakeTiledLayer(PrioritizedResourceManager* resource_manager);
 101
 102   static gfx::Size tile_size() { return gfx::Size(100, 100); }
 103
 104   using TiledLayer::InvalidateContentRect;
 105   using TiledLayer::NeedsIdlePaint;
 106   using TiledLayer::SkipsDraw;
 107   using TiledLayer::NumPaintedTiles;
 108   using TiledLayer::IdlePaintRect;
 109
 110   virtual void SetNeedsDisplayRect(const gfx::RectF& rect) OVERRIDE;
 111   const gfx::RectF& last_needs_display_rect() const {
 112     return last_needs_display_rect_;
 113   }
 114
 115   virtual void SetTexturePriorities(
 116       const PriorityCalculator& priority_calculator) OVERRIDE;
 117
 118   virtual PrioritizedResourceManager* ResourceManager() const OVERRIDE;
 119   FakeLayerUpdater* fake_layer_updater() { return fake_updater_.get(); }
 120   gfx::RectF update_rect() { return update_rect_; }
 121
 122   // Simulate CalcDrawProperties.
 123   void UpdateContentsScale(float ideal_contents_scale);
 124
 125  protected:
 126   virtual LayerUpdater* Updater() const OVERRIDE;
 127   virtual void CreateUpdaterIfNeeded() OVERRIDE {}
 128   virtual ~FakeTiledLayer();
 129
 130  private:
 131   scoped_refptr<FakeLayerUpdater> fake_updater_;
 132   PrioritizedResourceManager* resource_manager_;
 133   gfx::RectF last_needs_display_rect_;
 134
 135   DISALLOW_COPY_AND_ASSIGN(FakeTiledLayer);
 136 };
 137
 138 class FakeTiledLayerWithScaledBounds : public FakeTiledLayer {
 139  public:
 140   explicit FakeTiledLayerWithScaledBounds(
 141       PrioritizedResourceManager* resource_manager);
 142
 143   void SetContentBounds(gfx::Size content_bounds);
 144   virtual void CalculateContentsScale(float ideal_contents_scale,
 145                                       bool animating_transform_to_screen,
 146                                       float* contents_scale_x,
 147                                       float* contents_scale_y,
 148                                       gfx::Size* content_bounds) OVERRIDE;
 149
 150  protected:
 151   virtual ~FakeTiledLayerWithScaledBounds();
 152   gfx::Size forced_content_bounds_;
 153
 154   DISALLOW_COPY_AND_ASSIGN(FakeTiledLayerWithScaledBounds);
 155 };
 156
 157 }  // namespace cc
 158
 159 #endif  // CC_TEST_TILED_LAYER_TEST_COMMON_H_