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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 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 CC_INPUT_INPUT_HANDLER_H_ | 5 #ifndef CC_INPUT_INPUT_HANDLER_H_ |
6 #define CC_INPUT_INPUT_HANDLER_H_ | 6 #define CC_INPUT_INPUT_HANDLER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/time/time.h" | 9 #include "base/time/time.h" |
10 #include "cc/base/cc_export.h" | 10 #include "cc/base/cc_export.h" |
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110 // LayerScrollOffsetDelegate.GetTotalScrollOffset has changed for reasons | 110 // LayerScrollOffsetDelegate.GetTotalScrollOffset has changed for reasons |
111 // other than a SetTotalScrollOffset call. | 111 // other than a SetTotalScrollOffset call. |
112 // NOTE: This should only called after a valid delegate was set via a call to | 112 // NOTE: This should only called after a valid delegate was set via a call to |
113 // SetRootLayerScrollOffsetDelegate. | 113 // SetRootLayerScrollOffsetDelegate. |
114 virtual void OnRootLayerDelegatedScrollOffsetChanged() = 0; | 114 virtual void OnRootLayerDelegatedScrollOffsetChanged() = 0; |
115 | 115 |
116 virtual void PinchGestureBegin() = 0; | 116 virtual void PinchGestureBegin() = 0; |
117 virtual void PinchGestureUpdate(float magnify_delta, gfx::Point anchor) = 0; | 117 virtual void PinchGestureUpdate(float magnify_delta, gfx::Point anchor) = 0; |
118 virtual void PinchGestureEnd() = 0; | 118 virtual void PinchGestureEnd() = 0; |
119 | 119 |
120 virtual void StartPageScaleAnimation(gfx::Vector2d target_offset, | 120 virtual void StartPageScaleAnimation(const gfx::Vector2d& target_offset, |
121 bool anchor_point, | 121 bool anchor_point, |
122 float page_scale, | 122 float page_scale, |
123 base::TimeDelta duration) = 0; | 123 base::TimeDelta duration) = 0; |
124 | 124 |
125 // Request another callback to InputHandlerClient::Animate(). | 125 // Request another callback to InputHandlerClient::Animate(). |
126 virtual void ScheduleAnimation() = 0; | 126 virtual void ScheduleAnimation() = 0; |
127 | 127 |
128 virtual bool HaveTouchEventHandlersAt(gfx::Point viewport_point) = 0; | 128 virtual bool HaveTouchEventHandlersAt(gfx::Point viewport_point) = 0; |
129 | 129 |
130 // Calling CreateLatencyInfoSwapPromiseMonitor() to get a scoped | 130 // Calling CreateLatencyInfoSwapPromiseMonitor() to get a scoped |
131 // LatencyInfoSwapPromiseMonitor. During the life time of the | 131 // LatencyInfoSwapPromiseMonitor. During the life time of the |
132 // LatencyInfoSwapPromiseMonitor, if SetNeedsRedraw() or SetNeedsRedrawRect() | 132 // LatencyInfoSwapPromiseMonitor, if SetNeedsRedraw() or SetNeedsRedrawRect() |
133 // is called on LayerTreeHostImpl, the original latency info will be turned | 133 // is called on LayerTreeHostImpl, the original latency info will be turned |
134 // into a LatencyInfoSwapPromise. | 134 // into a LatencyInfoSwapPromise. |
135 virtual scoped_ptr<SwapPromiseMonitor> CreateLatencyInfoSwapPromiseMonitor( | 135 virtual scoped_ptr<SwapPromiseMonitor> CreateLatencyInfoSwapPromiseMonitor( |
136 ui::LatencyInfo* latency) = 0; | 136 ui::LatencyInfo* latency) = 0; |
137 | 137 |
138 protected: | 138 protected: |
139 InputHandler() {} | 139 InputHandler() {} |
140 virtual ~InputHandler() {} | 140 virtual ~InputHandler() {} |
141 | 141 |
142 private: | 142 private: |
143 DISALLOW_COPY_AND_ASSIGN(InputHandler); | 143 DISALLOW_COPY_AND_ASSIGN(InputHandler); |
144 }; | 144 }; |
145 | 145 |
146 } // namespace cc | 146 } // namespace cc |
147 | 147 |
148 #endif // CC_INPUT_INPUT_HANDLER_H_ | 148 #endif // CC_INPUT_INPUT_HANDLER_H_ |
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