InputHandler.cpp

#include "InputHandler.h"

InputHandler* InputHandler::s_pInstance= 0;

void InputHandler::initialiseJoysticks()
{
    if(SDL_WasInit(SDL_INIT_JOYSTICK) == 0)
    {
        SDL_InitSubSystem(SDL_INIT_JOYSTICK);
    }

        if(SDL_NumJoysticks() > 0)
        {
            for(int i = 0; i < SDL_NumJoysticks(); i++)
            {
            SDL_Joystick* joy = SDL_JoystickOpen(i);
                if(SDL_JoystickOpen(i) == 1)
                {
                    m_joysticks.push_back(joy);
                }
                else
                {
                    std::cout << SDL_GetError();
                }
            }


        SDL_JoystickEventState(SDL_ENABLE);
        m_bjoysticksInitialised = true;

        std::cout<< "Initialised " << m_joysticks.size() <<
        "joystick(s)";
        }
            else
            {
                m_bjoysticksInitialised = false;
            }
}


void InputHandler::clean()
{
    if(m_bjoysticksInitialised)
    {
        for(unsigned int i = 0; i < SDL_NumJoysticks(); i++)
        {
            SDL_JoystickClose(m_joysticks[i]);
        }
    }
}

void InputHandler::update()
{
    SDL_Event event;
    while(SDL_PollEvent(&event))
    {
        if(event.type == SDL_QUIT)
        {
            TheGame::Instance()->quit();
        }
    if(event.type == SDL_JOYAXISMOTION)
    {
        int whichOne = event.jaxis.which;
        //left stick move left or right
        if(event.jaxis.axis == 0)
        {
            if(event.jaxis.value > m_joystickDeadZone)
            {
                m_joystickValues[whichOne].first->setX(1);
            }
        else if(event.jaxis.value < -m_joystickDeadZone)
        {
            m_joystickValues[whichOne].first->setX(-1);
        }
        else
        {
            m_joystickValues[whichOne].first->setX(0);
        }

}

// left stick move up or down
if(event.jaxis == 1)
{
    if(event.jaxis.value > m_joystickDeadzone)
    {
        m_joystickValues[whichOne].first.setY(1);
    }
    else if(event.jaxis.value < -m_joystickDeadZone)
    {
        m_joystickValues[whichOne].first->setY(-1);
    }
    else
    {
        m_joystickValues[whichOne].first->setY(-1);
    }
}

//right stick move left or right
if(event.jaxis.axis == 3)
{
    if(event.jaxis.value > m_joystickDeadZone)
    {
        m_joystickValues[whichOne].second->setX(1);
    }
    else if(event.jaxis.value < -m_joystickDeadZone)
    {
        m_joystickValues[whichOne].second->setX(-1);
    }
    else
    {
        m_joystickValues[whichOne].second->setX(0);
    }
}

//right stick move up or down
if(event.jaxis.axis == 4)
{
    if(event.jaxis.value > m_joystickDeadZone)
    {
        m_joystickValues[whichOne].second->setY(1);
    }
    else if(event.jaxis.value < -m_joystickDeadZone)
    {
        m_joystickValues[whichOne].second->setY(-1);
    }
    else
    {
        m_joystickValues[whichOne].second->setY(0);
    }
}
}
}
}

int InputHandler::xvalue(int joy, int stick)
{
    if(m_joystickValues.size() > 0)
    {
        if(stick == 1)
        {
            return m_joystickValues[joy].first->getX();
        }
        else if(stick == 2)
            {
                return m_joystickValues[joy].second->getX();
            }
    }
    return 0;
}

int InputHandler::yvalue(int joy, int stick)
{
    if(m_joystickValues.size() > 0)
    {
        if(stick == 1)
        {
            return m_joystickValues[joy].first->getX();
        }
        else if(stick == 2)
        {
            return m_joystickValues[joy].second->getY();
        }
    }
    return 0;
}