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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_EXO_WAYLAND_WAYLAND_TOUCH_DELEGATE_H_
#define COMPONENTS_EXO_WAYLAND_WAYLAND_TOUCH_DELEGATE_H_
#include "base/memory/raw_ptr.h"
#include "components/exo/touch_delegate.h"
#include "components/exo/wayland/wayland_input_delegate.h"
struct wl_client;
struct wl_resource;
namespace exo {
namespace wayland {
class SerialTracker;
// Touch delegate class that accepts events for surfaces owned by the same
// client as a touch resource.
class WaylandTouchDelegate : public WaylandInputDelegate, public TouchDelegate {
public:
explicit WaylandTouchDelegate(wl_resource* touch_resource,
SerialTracker* serial_tracker);
WaylandTouchDelegate(const WaylandTouchDelegate&) = delete;
WaylandTouchDelegate& operator=(const WaylandTouchDelegate&) = delete;
// Overridden from TouchDelegate:
void OnTouchDestroying(Touch* touch) override;
bool CanAcceptTouchEventsForSurface(Surface* surface) const override;
void OnTouchDown(Surface* surface,
base::TimeTicks time_stamp,
int id,
const gfx::PointF& location) override;
void OnTouchUp(base::TimeTicks time_stamp, int id) override;
void OnTouchMotion(base::TimeTicks time_stamp,
int id,
const gfx::PointF& location) override;
void OnTouchShape(int id, float major, float minor) override;
void OnTouchFrame() override;
void OnTouchCancel() override;
private:
// The client who own this touch instance.
wl_client* client() const;
// The touch resource associated with the touch.
const raw_ptr<wl_resource> touch_resource_;
// Owned by Server, which always outlives this delegate.
const raw_ptr<SerialTracker> serial_tracker_;
};
} // namespace wayland
} // namespace exo
#endif // COMPONENTS_EXO_WAYLAND_WAYLAND_TOUCH_DELEGATE_H_
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