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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 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 | 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 CCScrollbarAnimationController_h | 5 #ifndef CCScrollbarAnimationController_h |
| 6 #define CCScrollbarAnimationController_h | 6 #define CCScrollbarAnimationController_h |
| 7 | 7 |
| 8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
| 9 #include "cc/cc_export.h" |
| 9 #include "FloatPoint.h" | 10 #include "FloatPoint.h" |
| 10 #include "IntSize.h" | 11 #include "IntSize.h" |
| 11 | 12 |
| 12 namespace cc { | 13 namespace cc { |
| 13 | 14 |
| 14 class LayerImpl; | 15 class LayerImpl; |
| 15 class ScrollbarLayerImpl; | 16 class ScrollbarLayerImpl; |
| 16 | 17 |
| 17 // This abstract class represents the compositor-side analogy of ScrollbarAnimat
or. | 18 // This abstract class represents the compositor-side analogy of ScrollbarAnimat
or. |
| 18 // Individual platforms should subclass it to provide specialized implementation
. | 19 // Individual platforms should subclass it to provide specialized implementation
. |
| 19 class ScrollbarAnimationController { | 20 class CC_EXPORT ScrollbarAnimationController { |
| 20 public: | 21 public: |
| 21 static scoped_ptr<ScrollbarAnimationController> create(LayerImpl* scrollLaye
r); | 22 static scoped_ptr<ScrollbarAnimationController> create(LayerImpl* scrollLaye
r); |
| 22 | 23 |
| 23 virtual ~ScrollbarAnimationController(); | 24 virtual ~ScrollbarAnimationController(); |
| 24 | 25 |
| 25 virtual bool animate(double monotonicTime); | 26 virtual bool animate(double monotonicTime); |
| 26 void didPinchGestureBegin(); | 27 void didPinchGestureBegin(); |
| 27 void didPinchGestureUpdate(); | 28 void didPinchGestureUpdate(); |
| 28 void didPinchGestureEnd(); | 29 void didPinchGestureEnd(); |
| 29 void updateScrollOffset(LayerImpl* scrollLayer); | 30 void updateScrollOffset(LayerImpl* scrollLayer); |
| (...skipping 24 matching lines...) Expand all Loading... |
| 54 ScrollbarLayerImpl* m_verticalScrollbarLayer; | 55 ScrollbarLayerImpl* m_verticalScrollbarLayer; |
| 55 | 56 |
| 56 FloatPoint m_currentPos; | 57 FloatPoint m_currentPos; |
| 57 IntSize m_totalSize; | 58 IntSize m_totalSize; |
| 58 IntSize m_maximum; | 59 IntSize m_maximum; |
| 59 }; | 60 }; |
| 60 | 61 |
| 61 } // namespace cc | 62 } // namespace cc |
| 62 | 63 |
| 63 #endif // CCScrollbarAnimationController_h | 64 #endif // CCScrollbarAnimationController_h |
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