C:/Projects/ngn/include/input.h

/***************************************************************************
 *            input.h
 *
 *  Sat Sep 11 10:35:54 2004
 *  Copyright  2004  thierry schartz
 *  thierry.schartz@bluebottle.com
 ****************************************************************************/

/*
 *  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 Library 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
 
#ifndef _INPUT_H
#define _INPUT_H

#ifdef WIN32
#include <windows.h>
#endif


#include "types.h"
#include "build.h"

namespace ngn
{
    class NGN_API InputHandler
        {
                public:
                        InputHandler();
                        virtual ~InputHandler();
                        
                        void handleEvents();
                        void moveForward( bool state=true );
                        void moveBackward(bool state=true);
                        void moveLeft(bool state=true);
                        void moveRight(bool state=true);
                        bool isMoveBackwardPressed()const;
                        bool isMoveForwardPressed()const;
                        bool isMoveLeftPressed()const;
                        bool isMoveRightPressed()const;
                        int getMousePositionX()const;
                        int getMousePositionY()const;
                        unsigned int getMouseButton()const;             // return a button bitmask ( can be tested with NGN_BUTTON(x) macro )
                        
                
                protected:
                        
                        virtual void handleKeyDown( NGN_KEY keysym ) = 0;
                        virtual void handleKeyUp( NGN_KEY keysym )= 0;
                        virtual void handleMouseButtonDown( NGN_MOUSE_BUTTON_EVENT button ) = 0;
                        virtual void handleMouseButtonUp( NGN_MOUSE_BUTTON_EVENT button ) = 0;
                                        
                private:
                        
                        SDL_Event m_event;
                        bool m_fwd;
                        bool m_backwd;
                        bool m_left;
                        bool m_right;
        };
        
        

}//ngn
#endif /* _INPUT_H */

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