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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_
#define CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_
#include "base/memory/scoped_ptr.h"
#include "base/memory/scoped_vector.h"
#include "base/time/time.h"
#include "content/browser/renderer_host/input/synthetic_gesture.h"
#include "content/common/content_export.h"
#include "content/common/input/synthetic_gesture_params.h"
namespace content {
class SyntheticGestureTarget;
// Controls a synthetic gesture.
// Repeatedly invokes the gesture object's ForwardInputEvent method to send
// input events to the platform until the gesture has finished.
class CONTENT_EXPORT SyntheticGestureController {
public:
explicit SyntheticGestureController(
scoped_ptr<SyntheticGestureTarget> gesture_target);
virtual ~SyntheticGestureController();
void QueueSyntheticGesture(
scoped_ptr<SyntheticGesture> synthetic_gesture);
// Forward input events of the currently processed gesture.
void Flush(base::TimeTicks timestamp);
private:
void StartGesture(const SyntheticGesture& gesture);
void StopGesture(const SyntheticGesture& gesture,
SyntheticGesture::Result result);
scoped_ptr<SyntheticGestureTarget> gesture_target_;
ScopedVector<SyntheticGesture> pending_gesture_queue_;
base::TimeTicks last_tick_time_;
DISALLOW_COPY_AND_ASSIGN(SyntheticGestureController);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_GESTURE_CONTROLLER_H_
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