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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 gfx { | 13 namespace gfx { |
| 13 class Size; | 14 class Size; |
| 14 } | 15 } |
| 15 | 16 |
| 16 namespace cc { | 17 namespace cc { |
| 17 | 18 |
| 18 class LayerImpl; | 19 class LayerImpl; |
| 19 class ScrollbarLayerImpl; | 20 class ScrollbarLayerImpl; |
| 20 | 21 |
| 21 // This abstract class represents the compositor-side analogy of ScrollbarAnimat
or. | 22 // This abstract class represents the compositor-side analogy of ScrollbarAnimat
or. |
| 22 // Individual platforms should subclass it to provide specialized implementation
. | 23 // Individual platforms should subclass it to provide specialized implementation
. |
| 23 class ScrollbarAnimationController { | 24 class CC_EXPORT ScrollbarAnimationController { |
| 24 public: | 25 public: |
| 25 static scoped_ptr<ScrollbarAnimationController> create(LayerImpl* scrollLaye
r); | 26 static scoped_ptr<ScrollbarAnimationController> create(LayerImpl* scrollLaye
r); |
| 26 | 27 |
| 27 virtual ~ScrollbarAnimationController(); | 28 virtual ~ScrollbarAnimationController(); |
| 28 | 29 |
| 29 virtual bool animate(double monotonicTime); | 30 virtual bool animate(double monotonicTime); |
| 30 void didPinchGestureBegin(); | 31 void didPinchGestureBegin(); |
| 31 void didPinchGestureUpdate(); | 32 void didPinchGestureUpdate(); |
| 32 void didPinchGestureEnd(); | 33 void didPinchGestureEnd(); |
| 33 void updateScrollOffset(LayerImpl* scrollLayer); | 34 void updateScrollOffset(LayerImpl* scrollLayer); |
| (...skipping 24 matching lines...) Expand all Loading... |
| 58 ScrollbarLayerImpl* m_verticalScrollbarLayer; | 59 ScrollbarLayerImpl* m_verticalScrollbarLayer; |
| 59 | 60 |
| 60 FloatPoint m_currentPos; | 61 FloatPoint m_currentPos; |
| 61 gfx::Size m_totalSize; | 62 gfx::Size m_totalSize; |
| 62 IntSize m_maximum; | 63 IntSize m_maximum; |
| 63 }; | 64 }; |
| 64 | 65 |
| 65 } // namespace cc | 66 } // namespace cc |
| 66 | 67 |
| 67 #endif // CCScrollbarAnimationController_h | 68 #endif // CCScrollbarAnimationController_h |
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