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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_DEBUG_MICRO_BENCHMARK_H_
      6 #define CC_DEBUG_MICRO_BENCHMARK_H_
      7 
      8 #include "base/callback.h"
      9 #include "base/memory/scoped_ptr.h"
     10 #include "cc/base/cc_export.h"
     11 
     12 namespace base {
     13 class Value;
     14 class MessageLoopProxy;
     15 }  // namespace base
     16 
     17 namespace cc {
     18 
     19 class LayerTreeHost;
     20 class Layer;
     21 class PictureLayer;
     22 class MicroBenchmarkImpl;
     23 class CC_EXPORT MicroBenchmark {
     24  public:
     25   typedef base::Callback<void(scoped_ptr<base::Value>)> DoneCallback;
     26 
     27   explicit MicroBenchmark(const DoneCallback& callback);
     28   virtual ~MicroBenchmark();
     29 
     30   bool IsDone() const;
     31   virtual void DidUpdateLayers(LayerTreeHost* host);
     32 
     33   virtual void RunOnLayer(Layer* layer);
     34   virtual void RunOnLayer(PictureLayer* layer);
     35 
     36   bool ProcessedForBenchmarkImpl() const;
     37   scoped_ptr<MicroBenchmarkImpl> GetBenchmarkImpl(
     38       scoped_refptr<base::MessageLoopProxy> origin_loop);
     39 
     40  protected:
     41   void NotifyDone(scoped_ptr<base::Value> result);
     42 
     43   virtual scoped_ptr<MicroBenchmarkImpl> CreateBenchmarkImpl(
     44       scoped_refptr<base::MessageLoopProxy> origin_loop);
     45 
     46  private:
     47   DoneCallback callback_;
     48   bool is_done_;
     49   bool processed_for_benchmark_impl_;
     50 };
     51 
     52 }  // namespace cc
     53 
     54 #endif  // CC_DEBUG_MICRO_BENCHMARK_H_
     55