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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 CCScrollbarAnimationControllerLinearFade_h | 5 #ifndef CCScrollbarAnimationControllerLinearFade_h |
| 6 #define CCScrollbarAnimationControllerLinearFade_h | 6 #define CCScrollbarAnimationControllerLinearFade_h |
| 7 | 7 |
| 8 #include "cc/cc_export.h" |
| 8 #include "cc/scrollbar_animation_controller.h" | 9 #include "cc/scrollbar_animation_controller.h" |
| 9 | 10 |
| 10 namespace cc { | 11 namespace cc { |
| 11 | 12 |
| 12 class ScrollbarAnimationControllerLinearFade : public ScrollbarAnimationControll
er { | 13 class CC_EXPORT ScrollbarAnimationControllerLinearFade : public ScrollbarAnimati
onController { |
| 13 public: | 14 public: |
| 14 static scoped_ptr<ScrollbarAnimationControllerLinearFade> create(LayerImpl*
scrollLayer, double fadeoutDelay, double fadeoutLength); | 15 static scoped_ptr<ScrollbarAnimationControllerLinearFade> create(LayerImpl*
scrollLayer, double fadeoutDelay, double fadeoutLength); |
| 15 | 16 |
| 16 virtual ~ScrollbarAnimationControllerLinearFade(); | 17 virtual ~ScrollbarAnimationControllerLinearFade(); |
| 17 | 18 |
| 18 virtual bool animate(double monotonicTime) OVERRIDE; | 19 virtual bool animate(double monotonicTime) OVERRIDE; |
| 19 | 20 |
| 20 virtual void didPinchGestureUpdateAtTime(double monotonicTime) OVERRIDE; | 21 virtual void didPinchGestureUpdateAtTime(double monotonicTime) OVERRIDE; |
| 21 virtual void didPinchGestureEndAtTime(double monotonicTime) OVERRIDE; | 22 virtual void didPinchGestureEndAtTime(double monotonicTime) OVERRIDE; |
| 22 virtual void updateScrollOffsetAtTime(LayerImpl* scrollLayer, double monoton
icTime) OVERRIDE; | 23 virtual void updateScrollOffsetAtTime(LayerImpl* scrollLayer, double monoton
icTime) OVERRIDE; |
| 23 | 24 |
| 24 protected: | 25 protected: |
| 25 ScrollbarAnimationControllerLinearFade(LayerImpl* scrollLayer, double fadeou
tDelay, double fadeoutLength); | 26 ScrollbarAnimationControllerLinearFade(LayerImpl* scrollLayer, double fadeou
tDelay, double fadeoutLength); |
| 26 | 27 |
| 27 private: | 28 private: |
| 28 float opacityAtTime(double monotonicTime); | 29 float opacityAtTime(double monotonicTime); |
| 29 | 30 |
| 30 double m_lastAwakenTime; | 31 double m_lastAwakenTime; |
| 31 bool m_pinchGestureInEffect; | 32 bool m_pinchGestureInEffect; |
| 32 | 33 |
| 33 double m_fadeoutDelay; | 34 double m_fadeoutDelay; |
| 34 double m_fadeoutLength; | 35 double m_fadeoutLength; |
| 35 }; | 36 }; |
| 36 | 37 |
| 37 } // namespace cc | 38 } // namespace cc |
| 38 | 39 |
| 39 #endif // CCScrollbarAnimationControllerLinearFade_h | 40 #endif // CCScrollbarAnimationControllerLinearFade_h |
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