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      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   virtual bool Update(ResourceUpdateQueue* queue,
     24                       const OcclusionTracker<Layer>* occlusion) OVERRIDE;
     25 
     26   virtual 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   virtual ~FakePaintedScrollbarLayer();
     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_
     58