* Copyright 2008-2011 Michael Lotz <mmlr@mlotz.ch>
* Distributed under the terms of the MIT license.
*/
#ifndef USB_JOYSTICK_PROTOCOL_HANDLER_H
#define USB_JOYSTICK_PROTOCOL_HANDLER_H
#include <InterfaceDefs.h>
#include "ProtocolHandler.h"
#include <joystick_driver.h>
#include <lock.h>
class HIDCollection;
class HIDReportItem;
class JoystickProtocolHandler : public ProtocolHandler {
public:
JoystickProtocolHandler(HIDReport &report);
virtual ~JoystickProtocolHandler();
static void AddHandlers(HIDDevice &device,
HIDCollection &collection,
ProtocolHandler *&handlerList);
virtual status_t Open(uint32 flags, uint32 *cookie);
virtual status_t Close(uint32 *cookie);
virtual status_t Read(uint32 *cookie, off_t position,
void *buffer, size_t *numBytes);
virtual status_t Write(uint32 *cookie, off_t position,
const void *buffer, size_t *numBytes);
virtual status_t Control(uint32 *cookie, uint32 op,
void *buffer, size_t length);
private:
static int32 _UpdateThread(void *data);
status_t _Update();
HIDReport & fReport;
uint32 fAxisCount;
HIDReportItem ** fAxis;
uint32 fHatCount;
HIDReportItem ** fHats;
uint32 fButtonCount;
uint32 fMaxButton;
HIDReportItem ** fButtons;
joystick_module_info fJoystickModuleInfo;
variable_joystick fCurrentValues;
uint32 fOpenCount;
mutex fUpdateLock;
thread_id fUpdateThread;
};
#endif
