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// Copyright 2018 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 CHROMECAST_BROWSER_CAST_GESTURE_DISPATCHER_H_
#define CHROMECAST_BROWSER_CAST_GESTURE_DISPATCHER_H_
#include "base/macros.h"
#include "base/timer/elapsed_timer.h"
#include "chromecast/browser/cast_content_window.h"
#include "chromecast/graphics/cast_gesture_handler.h"
namespace chromecast {
namespace shell {
// Receives root window level gestures, interprets them, and dispatches them to
// the CastContentWindow::Delegate.
class CastGestureDispatcher : public CastGestureHandler {
public:
explicit CastGestureDispatcher(CastContentWindow::Delegate* delegate);
// CastGestureHandler implementation:
bool CanHandleSwipe(CastSideSwipeOrigin swipe_origin) override;
void HandleSideSwipeBegin(CastSideSwipeOrigin swipe_origin,
const gfx::Point& touch_location) override;
void HandleSideSwipeContinue(CastSideSwipeOrigin swipe_origin,
const gfx::Point& touch_location) override;
void HandleSideSwipeEnd(CastSideSwipeOrigin swipe_origin,
const gfx::Point& touch_location) override;
void HandleTapGesture(const gfx::Point& touch_location) override;
private:
// Number of pixels past swipe origin to consider as a back gesture.
const int horizontal_threshold_;
CastContentWindow::Delegate* const delegate_;
bool dispatched_back_;
base::ElapsedTimer current_swipe_time_;
};
} // namespace shell
} // namespace chromecast
#endif // CHROMECAST_BROWSER_CAST_GESTURE_DISPATCHER_H_