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/*
* Copyright (C) 2012 Zan Dobersek <zandobersek@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
#ifndef GamepadDeviceLinux_h
#define GamepadDeviceLinux_h
#if ENABLE(GAMEPAD)
#include <linux/joystick.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class GamepadDeviceLinux {
public:
bool connected() { return m_connected; };
String id() { return m_deviceName; }
unsigned long long timestamp() { return m_lastTimestamp; }
unsigned axesCount() { return m_axes.size(); }
float* axesData() { return m_axes.data(); }
unsigned buttonsCount() { return m_buttons.size(); }
float* buttonsData() { return m_buttons.data(); }
protected:
GamepadDeviceLinux(String deviceFile);
~GamepadDeviceLinux();
void updateForEvent(struct js_event);
int m_fileDescriptor;
private:
float normalizeAxisValue(short value);
float normalizeButtonValue(short value);
bool m_connected;
String m_deviceName;
unsigned long long m_lastTimestamp;
Vector<float> m_axes;
Vector<float> m_buttons;
};
} // namespace WebCore
#endif // ENABLE(GAMEPAD)
#endif // GamepadDeviceLinux_h
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