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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ | |
6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ | |
7 | |
8 #include "base/memory/scoped_ptr.h" | |
9 #include "base/memory/scoped_vector.h" | |
10 #include "base/time/time.h" | |
11 #include "content/browser/renderer_host/input/synthetic_gesture.h" | |
12 #include "content/common/content_export.h" | |
13 #include "content/common/input/synthetic_gesture_params.h" | |
14 | |
15 namespace content { | |
16 | |
17 class SyntheticGestureTarget; | |
18 | |
19 // Controls a synthetic gesture. | |
20 // Repeatedly invokes the gesture object's ForwardInputEvent method to send | |
21 // input events to the platform until the gesture has finished. | |
22 class CONTENT_EXPORT SyntheticGestureController { | |
23 public: | |
24 explicit SyntheticGestureController( | |
25 scoped_ptr<SyntheticGestureTarget> gesture_target); | |
26 virtual ~SyntheticGestureController(); | |
27 | |
28 void QueueSyntheticGesture( | |
29 scoped_ptr<SyntheticGesture> synthetic_gesture); | |
30 | |
31 // Forward input events of the currently processed gesture. | |
32 void Flush(base::TimeTicks timestamp); | |
33 | |
34 private: | |
35 void StartGesture(const SyntheticGesture& gesture); | |
36 void StopGesture(const SyntheticGesture& gesture, | |
37 SyntheticGesture::Result result); | |
38 | |
39 scoped_ptr<SyntheticGestureTarget> gesture_target_; | |
40 ScopedVector<SyntheticGesture> pending_gesture_queue_; | |
41 | |
42 base::TimeTicks last_tick_time_; | |
43 | |
44 DISALLOW_COPY_AND_ASSIGN(SyntheticGestureController); | |
45 }; | |
46 | |
47 } // namespace content | |
48 | |
49 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ | |
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