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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be | 
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. | 
| 4 | 4 | 
| 5 #ifndef CompositorProxiedPropertySet_h | 5 #ifndef CompositorProxiedPropertySet_h | 
| 6 #define CompositorProxiedPropertySet_h | 6 #define CompositorProxiedPropertySet_h | 
| 7 | 7 | 
| 8 #include "public/platform/WebCompositorMutableProperties.h" | 8 #include "platform/graphics/CompositorMutableProperties.h" | 
| 9 #include "wtf/Allocator.h" | 9 #include "wtf/Allocator.h" | 
| 10 #include "wtf/Forward.h" | 10 #include "wtf/Forward.h" | 
| 11 #include "wtf/Noncopyable.h" | 11 #include "wtf/Noncopyable.h" | 
| 12 | 12 | 
| 13 namespace blink { | 13 namespace blink { | 
| 14 | 14 | 
| 15 // Keeps track of the number of proxies bound to each property. | 15 // Keeps track of the number of proxies bound to each property. | 
| 16 class CompositorProxiedPropertySet final { | 16 class CompositorProxiedPropertySet final { | 
| 17     WTF_MAKE_NONCOPYABLE(CompositorProxiedPropertySet); | 17     WTF_MAKE_NONCOPYABLE(CompositorProxiedPropertySet); | 
| 18     USING_FAST_MALLOC(CompositorProxiedPropertySet); | 18     USING_FAST_MALLOC(CompositorProxiedPropertySet); | 
| 19 public: | 19 public: | 
| 20     static PassOwnPtr<CompositorProxiedPropertySet> create(); | 20     static PassOwnPtr<CompositorProxiedPropertySet> create(); | 
| 21     virtual ~CompositorProxiedPropertySet(); | 21     virtual ~CompositorProxiedPropertySet(); | 
| 22 | 22 | 
| 23     bool isEmpty() const; | 23     bool isEmpty() const; | 
| 24     void increment(uint32_t mutableProperties); | 24     void increment(uint32_t mutableProperties); | 
| 25     void decrement(uint32_t mutableProperties); | 25     void decrement(uint32_t mutableProperties); | 
| 26     uint32_t proxiedProperties() const; | 26     uint32_t proxiedProperties() const; | 
| 27 | 27 | 
| 28 private: | 28 private: | 
| 29     CompositorProxiedPropertySet(); | 29     CompositorProxiedPropertySet(); | 
| 30 | 30 | 
| 31     unsigned short m_counts[kNumWebCompositorMutableProperties]; | 31     unsigned short m_counts[CompositorMutableProperty::kNumProperties]; | 
| 32 }; | 32 }; | 
| 33 | 33 | 
| 34 } // namespace blink | 34 } // namespace blink | 
| 35 | 35 | 
| 36 #endif // CompositorProxiedPropertySet_h | 36 #endif // CompositorProxiedPropertySet_h | 
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