content/browser/renderer_host/input/synthetic_smooth_scroll_gesture.h

   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_SMOOTH_SCROLL_GESTURE_H_
   6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_
   7
   8 #include "content/browser/renderer_host/input/synthetic_smooth_move_gesture.h"
   9
  10 #include "content/common/input/synthetic_smooth_scroll_gesture_params.h"
  11
  12 namespace content {
  13 class CONTENT_EXPORT SyntheticSmoothScrollGesture : public SyntheticGesture {
  14  public:
  15   explicit SyntheticSmoothScrollGesture(
  16       const SyntheticSmoothScrollGestureParams& params);
  17   ~SyntheticSmoothScrollGesture() override;
  18
  19   // SyntheticGesture implementation:
  20   SyntheticGesture::Result ForwardInputEvents(
  21       const base::TimeTicks& timestamp,
  22       SyntheticGestureTarget* target) override;
  23
  24  private:
  25   static SyntheticSmoothMoveGestureParams::InputType GetInputSourceType(
  26       SyntheticGestureParams::GestureSourceType gesture_source_type);
  27
  28   bool InitializeMoveGesture(
  29       SyntheticGestureParams::GestureSourceType gesture_type,
  30       SyntheticGestureTarget* target);
  31
  32   scoped_ptr<SyntheticSmoothMoveGesture> move_gesture_;
  33   SyntheticSmoothScrollGestureParams params_;
  34 };
  35
  36 }  // namespace content
  37
  38 #endif  // CONTENT_BROWSER_RENDERER_HOST_INPUT_SYNTHETIC_SMOOTH_SCROLL_GESTURE_H_