chromium/device/gamepad/gamepad_device_linux.h

// 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 DEVICE_GAMEPAD_GAMEPAD_DEVICE_LINUX_H_
#define DEVICE_GAMEPAD_GAMEPAD_DEVICE_LINUX_H_

#include <memory>
#include <string>
#include <vector>

#include "base/files/scoped_file.h"
#include "base/memory/weak_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "device/gamepad/abstract_haptic_gamepad.h"
#include "device/gamepad/gamepad_id_list.h"
#include "device/gamepad/gamepad_standard_mappings.h"
#include "device/gamepad/udev_gamepad_linux.h"

extern "C" {
struct udev_device;
}

namespace device {

class Dualshock4Controller;
class HidHapticGamepad;
class XboxHidController;

// GamepadDeviceLinux represents a single gamepad device which may be accessed
// through multiple host interfaces. Gamepad button and axis state are queried
// through the joydev interface, while haptics commands are routed through the
// evdev interface. A gamepad must be enumerated through joydev to be usable,
// but the evdev interface is only required for haptic effects.
//
// For some devices, haptics are not supported through evdev and are instead
// sent through the raw HID (hidraw) interface.
class GamepadDeviceLinux final : public AbstractHapticGamepad { … };

}  // namespace device

#endif  // DEVICE_GAMEPAD_GAMEPAD_DEVICE_LINUX_H_