E:/Download/ois-1.0RC1/includes/OISJoyStick.h

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/*
The zlib/libpng License

Copyright (c) 2006 Phillip Castaneda (pjcast -- www.wreckedgames.com)

This software is provided 'as-is', without any express or implied warranty. In no event will
the authors be held liable for any damages arising from the use of this software.

Permission is granted to anyone to use this software for any purpose, including commercial
applications, and to alter it and redistribute it freely, subject to the following
restrictions:

    1. The origin of this software must not be misrepresented; you must not claim that
                you wrote the original software. If you use this software in a product,
                an acknowledgment in the product documentation would be appreciated but is
                not required.

    2. Altered source versions must be plainly marked as such, and must not be
                misrepresented as being the original software.

    3. This notice may not be removed or altered from any source distribution.
*/
#ifndef OIS_Joystick_H
#define OIS_Joystick_H
#include "OISObject.h"
#include "OISEvents.h"

namespace OIS
{
        struct _OISExport Pov : Component
        {
                Pov() : Component(OIS_POV), direction(0) {}

                static const int Centered  = 0x00000000;
                static const int North     = 0x00000001;
                static const int South     = 0x00000010;
                static const int East      = 0x00000100;
                static const int West      = 0x00001000;
                static const int NorthEast = 0x00000101;
                static const int SouthEast = 0x00000110;
                static const int NorthWest = 0x00001001;
                static const int SouthWest = 0x00001010;

                int direction;
        };

        struct _OISExport Slider : Component
        {
                Slider() : Component(OIS_Slider), abX(0), abY(0) {};
                int abX, abY;
        };

        struct _OISExport JoyStickState
        {
                JoyStickState() : buttons(0) { clear(); }

                std::vector<Axis> mAxes;

                Pov mPOV[4];

                Slider mSliders[4];

                int buttons;

                inline int buttonDown( int button ) const
                {
                        return ((buttons & ( 1L << button )) == 0) ? false : true;
                }

                void clear()
                {
                        buttons = 0;
                        for( std::vector<Axis>::iterator i = mAxes.begin(), e = mAxes.end(); i != e; ++i )
                        {
                                (*i).absOnly = true;    //Currently, joysticks only report Abs
                                (*i).clear();
                        }
                }
        };

        class _OISExport JoyStickEvent : public EventArg
        {
        public:
                JoyStickEvent( Object* obj, const JoyStickState &st ) : EventArg(obj), state(st) {}
                virtual ~JoyStickEvent() {}

                const JoyStickState &state;
        };

        class _OISExport JoyStickListener
        {
        public:
                virtual ~JoyStickListener() {}

                virtual bool buttonPressed( const JoyStickEvent &arg, int button ) = 0;
                virtual bool buttonReleased( const JoyStickEvent &arg, int button ) = 0;

                virtual bool axisMoved( const JoyStickEvent &arg, int axis ) = 0;

                //Joystick Event, amd sliderID
                virtual bool sliderMoved( const JoyStickEvent &, int ) {return true;}
                //Joystick Event, amd povID
                virtual bool povMoved( const JoyStickEvent &, int ) {return true;}
        };

        class _OISExport JoyStick : public Object
        {
        public:
                virtual ~JoyStick() {}

                short buttons() {return numButtons;}

                short axes() {return numAxes;}

                short hats() {return numHats;}

                virtual void setEventCallback( JoyStickListener *joyListener ) {listener = joyListener;}

                JoyStickListener* getEventCallback() {return listener;}

                const JoyStickState& getJoyStickState() const { return mState; }

                static const int MIN_AXIS = -32768;

                static const int MAX_AXIS = 32767;

        protected:
                JoyStick() : numButtons(0), numAxes(0), numHats(0), listener(0) {}

                short numButtons;
                short numAxes;
                short numHats;

                JoyStickState mState;

                JoyStickListener *listener;
        };
}
#endif

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