SCA_Joystick.h

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/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): snailrose.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef _SCA_JOYSTICK_H_
#define _SCA_JOYSTICK_H_

#include "SCA_JoystickDefines.h"
#ifndef DISABLE_SDL
#include "SDL.h"
#endif

class SCA_Joystick

{
        static SCA_Joystick *m_instance[JOYINDEX_MAX];
        static int m_joynum;
        static int m_refCount;

        class PrivateData;
#ifndef DISABLE_SDL
        PrivateData             *m_private;
#endif
        int                             m_joyindex;

        int m_axis_array[JOYAXIS_MAX];

        int m_hat_array[JOYHAT_MAX];    
        
        int                     m_prec;

        int                     m_axismax;
        int                     m_buttonmax;
        int                     m_hatmax;
        
        bool                    m_isinit;

        
        bool                    m_istrig_axis;
        bool                    m_istrig_button;
        bool                    m_istrig_hat;

#ifndef DISABLE_SDL

        void OnAxisMotion(SDL_Event *sdl_event);
        void OnHatMotion(SDL_Event *sdl_event);
        void OnButtonUp(SDL_Event *sdl_event);
        void OnButtonDown(SDL_Event *sdl_event);
        void OnNothing(SDL_Event *sdl_event);
#if 0 /* not used yet */
        void OnBallMotion(SDL_Event *sdl_event){}
#endif
                
#endif

        bool CreateJoystickDevice(void);

        void DestroyJoystickDevice(void);

        void pFillButtons(void);

        int pAxisTest(int axisnum);
        int pGetAxis(int axisnum, int udlr);

        SCA_Joystick(short int index);

        ~SCA_Joystick();
        
public:

        static SCA_Joystick *GetInstance( short int joyindex );
        static void HandleEvents( void );
        void ReleaseInstance();
        

        /*
         */
        bool aAxisPairIsPositive(int axis);
        bool aAxisPairDirectionIsPositive(int axis, int dir); /* function assumes joysticks are in axis pairs */
        bool aAxisIsPositive(int axis_single); /* check a single axis only */

        bool aAnyButtonPressIsPositive(void);
        bool aButtonPressIsPositive(int button);
        bool aButtonReleaseIsPositive(int button);
        bool aHatIsPositive(int hatnum, int dir);

        void cSetPrecision(int val);

        int GetAxisPosition(int index){
                return m_axis_array[index];
        }

        int GetHat(int index){
                return m_hat_array[index];
        }

        int GetThreshold(void){
                return m_prec;
        }

        bool IsTrigAxis(void){
                return m_istrig_axis;
        }
        
        bool IsTrigButton(void){
                return m_istrig_button;
        }
        
        bool IsTrigHat(void){
                return m_istrig_hat;
        }

        int GetNumberOfAxes(void);
        int GetNumberOfButtons(void);
        int GetNumberOfHats(void);
        
        int Connected(void);
};
#ifndef DISABLE_SDL
void Joystick_HandleEvents( void );
#endif

#endif