cc/test/fake_painted_scrollbar_layer.h

   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 #ifndef CC_TEST_FAKE_PAINTED_SCROLLBAR_LAYER_H_
   6 #define CC_TEST_FAKE_PAINTED_SCROLLBAR_LAYER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/layers/painted_scrollbar_layer.h"
  10 #include "cc/test/fake_scrollbar.h"
  11
  12 namespace base { template<typename T> class AutoReset; }
  13
  14 namespace cc {
  15
  16 class FakePaintedScrollbarLayer : public PaintedScrollbarLayer {
  17  public:
  18   static scoped_refptr<FakePaintedScrollbarLayer>
  19       Create(bool paint_during_update, bool has_thumb, int scrolling_layer_id);
  20   int update_count() const { return update_count_; }
  21   void reset_update_count() { update_count_ = 0; }
  22
  23   bool Update(ResourceUpdateQueue* queue,
  24               const OcclusionTracker<Layer>* occlusion) override;
  25
  26   void PushPropertiesTo(LayerImpl* layer) override;
  27
  28   scoped_ptr<base::AutoReset<bool>> IgnoreSetNeedsCommit();
  29
  30   size_t push_properties_count() const { return push_properties_count_; }
  31   void reset_push_properties_count() { push_properties_count_ = 0; }
  32
  33   // For unit tests
  34   UIResourceId track_resource_id() {
  35     return PaintedScrollbarLayer::track_resource_id();
  36   }
  37   UIResourceId thumb_resource_id() {
  38     return PaintedScrollbarLayer::thumb_resource_id();
  39   }
  40   FakeScrollbar* fake_scrollbar() {
  41     return fake_scrollbar_;
  42   }
  43   using PaintedScrollbarLayer::UpdateThumbAndTrackGeometry;
  44
  45  private:
  46   FakePaintedScrollbarLayer(FakeScrollbar* fake_scrollbar,
  47                             int scrolling_layer_id);
  48   ~FakePaintedScrollbarLayer() override;
  49
  50   int update_count_;
  51   size_t push_properties_count_;
  52   FakeScrollbar* fake_scrollbar_;
  53 };
  54
  55 }  // namespace cc
  56
  57 #endif  // CC_TEST_FAKE_PAINTED_SCROLLBAR_LAYER_H_