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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 CONTENT_RENDERER_INPUT_INPUT_HANDLER_PROXY_CLIENT_H_ | 5 #ifndef CONTENT_RENDERER_INPUT_INPUT_HANDLER_PROXY_CLIENT_H_ |
6 #define CONTENT_RENDERER_INPUT_INPUT_HANDLER_PROXY_CLIENT_H_ | 6 #define CONTENT_RENDERER_INPUT_INPUT_HANDLER_PROXY_CLIENT_H_ |
7 | 7 |
8 namespace blink { | 8 namespace blink { |
9 class WebGestureCurve; | 9 class WebGestureCurve; |
10 struct WebActiveWheelFlingParameters; | 10 struct WebActiveWheelFlingParameters; |
11 struct WebFloatPoint; | 11 struct WebFloatPoint; |
12 struct WebSize; | 12 struct WebSize; |
13 } | 13 } |
14 | 14 |
15 namespace content { | 15 namespace content { |
16 | 16 |
| 17 struct DidOverscrollParams; |
| 18 |
17 // All callbacks invoked from the compositor thread. | 19 // All callbacks invoked from the compositor thread. |
18 class InputHandlerProxyClient { | 20 class InputHandlerProxyClient { |
19 public: | 21 public: |
20 // Called just before the InputHandlerProxy shuts down. | 22 // Called just before the InputHandlerProxy shuts down. |
21 virtual void WillShutdown() = 0; | 23 virtual void WillShutdown() = 0; |
22 | 24 |
23 // Transfers an active wheel fling animation initiated by a previously | 25 // Transfers an active wheel fling animation initiated by a previously |
24 // handled input event out to the client. | 26 // handled input event out to the client. |
25 virtual void TransferActiveWheelFlingAnimation( | 27 virtual void TransferActiveWheelFlingAnimation( |
26 const blink::WebActiveWheelFlingParameters& params) = 0; | 28 const blink::WebActiveWheelFlingParameters& params) = 0; |
27 | 29 |
28 // Creates a new fling animation curve instance for device |device_source| | 30 // Creates a new fling animation curve instance for device |device_source| |
29 // with |velocity| and already scrolled |cumulative_scroll| pixels. | 31 // with |velocity| and already scrolled |cumulative_scroll| pixels. |
30 virtual blink::WebGestureCurve* CreateFlingAnimationCurve( | 32 virtual blink::WebGestureCurve* CreateFlingAnimationCurve( |
31 int device_source, | 33 int device_source, |
32 const blink::WebFloatPoint& velocity, | 34 const blink::WebFloatPoint& velocity, |
33 const blink::WebSize& cumulative_scroll) = 0; | 35 const blink::WebSize& cumulative_scroll) = 0; |
34 | 36 |
35 virtual void DidOverscroll(const cc::DidOverscrollParams& params) = 0; | 37 virtual void DidOverscroll(const DidOverscrollParams& params) = 0; |
36 | 38 |
37 virtual void DidStopFlinging() = 0; | 39 virtual void DidStopFlinging() = 0; |
38 | 40 |
39 protected: | 41 protected: |
40 virtual ~InputHandlerProxyClient() {} | 42 virtual ~InputHandlerProxyClient() {} |
41 }; | 43 }; |
42 | 44 |
43 } // namespace content | 45 } // namespace content |
44 | 46 |
45 #endif // CONTENT_RENDERER_INPUT_INPUT_HANDLER_PROXY_CLIENT_H_ | 47 #endif // CONTENT_RENDERER_INPUT_INPUT_HANDLER_PROXY_CLIENT_H_ |
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