1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42


content / common / input / synthetic_smooth_scroll_gesture.h [blame]

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_COMMON_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_
#define CONTENT_COMMON_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_

#include <memory>

#include "content/common/content_export.h"
#include "content/common/input/synthetic_smooth_move_gesture.h"

#include "content/common/input/synthetic_smooth_scroll_gesture_params.h"

namespace content {
class CONTENT_EXPORT SyntheticSmoothScrollGesture
    : public SyntheticGestureBase<SyntheticSmoothScrollGestureParams> {
 public:
  explicit SyntheticSmoothScrollGesture(
      const SyntheticSmoothScrollGestureParams& params);
  ~SyntheticSmoothScrollGesture() override;

  // SyntheticGesture implementation:
  SyntheticGesture::Result ForwardInputEvents(
      const base::TimeTicks& timestamp,
      SyntheticGestureTarget* target) override;
  void WaitForTargetAck(base::OnceClosure callback,
                        SyntheticGestureTarget* target) const override;

 private:
  static SyntheticSmoothMoveGestureParams::InputType GetInputSourceType(
      content::mojom::GestureSourceType gesture_source_type);

  bool InitializeMoveGesture(content::mojom::GestureSourceType gesture_type,
                             SyntheticGestureTarget* target);

  std::unique_ptr<SyntheticSmoothMoveGesture> move_gesture_;
};

}  // namespace content

#endif  // CONTENT_COMMON_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_