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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_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ |
| 6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ |
| 7 | 7 |
| 8 #include <memory> | 8 #include <memory> |
| 9 #include <queue> | 9 #include <queue> |
| 10 #include <utility> | 10 #include <utility> |
| 11 | 11 |
| 12 #include "base/callback.h" | 12 #include "base/callback.h" |
| 13 #include "base/macros.h" | 13 #include "base/macros.h" |
| 14 #include "base/memory/scoped_vector.h" | 14 #include "base/memory/scoped_vector.h" |
| 15 #include "base/time/time.h" | 15 #include "base/time/time.h" |
| 16 #include "content/browser/renderer_host/input/synthetic_gesture.h" | 16 #include "content/browser/renderer_host/input/synthetic_gesture.h" |
| 17 #include "content/browser/renderer_host/input/synthetic_pointer_action_controlle
r.h" |
| 17 #include "content/common/content_export.h" | 18 #include "content/common/content_export.h" |
| 18 #include "content/common/input/synthetic_gesture_params.h" | 19 #include "content/common/input/synthetic_gesture_params.h" |
| 19 | 20 |
| 20 namespace content { | 21 namespace content { |
| 21 | 22 |
| 22 class SyntheticGestureTarget; | 23 class SyntheticGestureTarget; |
| 23 | 24 |
| 24 // Controls a synthetic gesture. | 25 // Controls a synthetic gesture. |
| 25 // Repeatedly invokes the gesture object's ForwardInputEvent method to send | 26 // Repeatedly invokes the gesture object's ForwardInputEvent method to send |
| 26 // input events to the platform until the gesture has finished. | 27 // input events to the platform until the gesture has finished. |
| 27 class CONTENT_EXPORT SyntheticGestureController { | 28 class CONTENT_EXPORT SyntheticGestureController { |
| 28 public: | 29 public: |
| 29 explicit SyntheticGestureController( | 30 explicit SyntheticGestureController( |
| 30 std::unique_ptr<SyntheticGestureTarget> gesture_target); | 31 std::unique_ptr<SyntheticGestureTarget> gesture_target); |
| 31 virtual ~SyntheticGestureController(); | 32 virtual ~SyntheticGestureController(); |
| 32 | 33 |
| 33 typedef base::Callback<void(SyntheticGesture::Result)> | 34 typedef base::Callback<void(SyntheticGesture::Result)> |
| 34 OnGestureCompleteCallback; | 35 OnGestureCompleteCallback; |
| 35 void QueueSyntheticGesture( | 36 void QueueSyntheticGesture( |
| 36 std::unique_ptr<SyntheticGesture> synthetic_gesture, | 37 std::unique_ptr<SyntheticGesture> synthetic_gesture, |
| 37 const OnGestureCompleteCallback& completion_callback); | 38 const OnGestureCompleteCallback& completion_callback); |
| 38 | 39 |
| 39 // Forward input events of the currently processed gesture. | 40 // Forward input events of the currently processed gesture. |
| 40 void Flush(base::TimeTicks timestamp); | 41 void Flush(base::TimeTicks timestamp); |
| 41 | 42 |
| 42 // To be called when all events generated from the current gesture have been | 43 // To be called when all events generated from the current gesture have been |
| 43 // fully flushed from the input pipeline (i.e., sent, processed and ack'ed). | 44 // fully flushed from the input pipeline (i.e., sent, processed and ack'ed). |
| 44 void OnDidFlushInput(); | 45 void OnDidFlushInput(); |
| 45 | 46 |
| 47 std::unique_ptr<SyntheticGesture> CreateSyntheticPointerAction( |
| 48 const SyntheticPointerActionListParams& gesture_params); |
| 49 |
| 46 private: | 50 private: |
| 47 void StartGesture(const SyntheticGesture& gesture); | 51 void StartGesture(const SyntheticGesture& gesture); |
| 48 void StopGesture(const SyntheticGesture& gesture, | 52 void StopGesture(const SyntheticGesture& gesture, |
| 49 const OnGestureCompleteCallback& completion_callback, | 53 const OnGestureCompleteCallback& completion_callback, |
| 50 SyntheticGesture::Result result); | 54 SyntheticGesture::Result result); |
| 51 | 55 |
| 52 std::unique_ptr<SyntheticGestureTarget> gesture_target_; | 56 std::unique_ptr<SyntheticGestureTarget> gesture_target_; |
| 53 std::unique_ptr<SyntheticGesture::Result> pending_gesture_result_; | 57 std::unique_ptr<SyntheticGesture::Result> pending_gesture_result_; |
| 58 SyntheticPointerActionController pointer_action_controller_; |
| 54 | 59 |
| 55 // A queue of gesture/callback pairs. Implemented as two queues to | 60 // A queue of gesture/callback pairs. Implemented as two queues to |
| 56 // simplify the ownership of SyntheticGesture pointers. | 61 // simplify the ownership of SyntheticGesture pointers. |
| 57 class GestureAndCallbackQueue { | 62 class GestureAndCallbackQueue { |
| 58 public: | 63 public: |
| 59 GestureAndCallbackQueue(); | 64 GestureAndCallbackQueue(); |
| 60 ~GestureAndCallbackQueue(); | 65 ~GestureAndCallbackQueue(); |
| 61 void Push(std::unique_ptr<SyntheticGesture> gesture, | 66 void Push(std::unique_ptr<SyntheticGesture> gesture, |
| 62 const OnGestureCompleteCallback& callback) { | 67 const OnGestureCompleteCallback& callback) { |
| 63 gestures_.push_back(std::move(gesture)); | 68 gestures_.push_back(std::move(gesture)); |
| (...skipping 17 matching lines...) Expand all Loading... |
| 81 ScopedVector<SyntheticGesture> gestures_; | 86 ScopedVector<SyntheticGesture> gestures_; |
| 82 std::queue<OnGestureCompleteCallback> callbacks_; | 87 std::queue<OnGestureCompleteCallback> callbacks_; |
| 83 } pending_gesture_queue_; | 88 } pending_gesture_queue_; |
| 84 | 89 |
| 85 DISALLOW_COPY_AND_ASSIGN(SyntheticGestureController); | 90 DISALLOW_COPY_AND_ASSIGN(SyntheticGestureController); |
| 86 }; | 91 }; |
| 87 | 92 |
| 88 } // namespace content | 93 } // namespace content |
| 89 | 94 |
| 90 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ | 95 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_ |
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