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- // Copyright 2016 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 COMPONENTS_EXO_GAMEPAD_DELEGATE_H_
- #define COMPONENTS_EXO_GAMEPAD_DELEGATE_H_
- #include "base/time/time.h"
- namespace exo {
- // Handles events for a specific gamepad.
- class GamepadDelegate {
- public:
- virtual ~GamepadDelegate() {}
- // Called when the gamepad has been removed.
- virtual void OnRemoved() = 0;
- // Called when the user moved an axis of the gamepad.
- virtual void OnAxis(int axis, double value, base::TimeTicks timestamp) = 0;
- // Called when the user pressed or moved a button of the gamepad.
- virtual void OnButton(int button,
- bool pressed,
- base::TimeTicks timestamp) = 0;
- // Called after all gamepad information of this frame has been set and the
- // client should evaluate the updated state.
- virtual void OnFrame(base::TimeTicks timestamp) = 0;
- };
- } // namespace exo
- #endif // COMPONENTS_EXO_GAMEPAD_DELEGATE_H_
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