JoystickSDL.h 1.53 KB
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/****************************************************************************
 *
 * (c) 2009-2020 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
 *
 * QGroundControl is licensed according to the terms in the file
 * COPYING.md in the root of the source code directory.
 *
 ****************************************************************************/

/// @file
/// @brief SDL Joystick Interface

#pragma once
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#include "Joystick.h"
#include "Vehicle.h"
#include "MultiVehicleManager.h"

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#include <SDL.h>
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/// @brief SDL Joystick Interface
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class JoystickSDL : public Joystick
{
public:
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    JoystickSDL(const QString& name, int axisCount, int buttonCount, int hatCount, int index, bool isGameController, MultiVehicleManager* multiVehicleManager);
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    static QMap<QString, Joystick*> discover(MultiVehicleManager* _multiVehicleManager); 
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    static bool init(void);

    int index(void) { return _index; }
    void setIndex(int index) { _index = index; }
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    // This can be uncommented to hide the calibration buttons for gamecontrollers in the future
    // bool requiresCalibration(void) final { return !_isGameController; }
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private:
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    static void _loadGameControllerMappings();

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    bool _open      () final;
    void _close     () final;
    bool _update    () final;
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    bool _getButton (int i) final;
    int  _getAxis   (int i) final;
    bool _getHat    (int hat,int i) final;

    SDL_Joystick*       sdlJoystick;
    SDL_GameController* sdlController;
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    bool    _isGameController;
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    int     _index;      ///< Index for SDL_JoystickOpen
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};