MyGlutMouseHandler.h

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#ifndef NAN_INCLUDED_MyGlutMouseHandler_h
#define NAN_INCLUDED_MyGlutMouseHandler_h

#include "common/GlutMouseManager.h"
#include "GHOST_IWindow.h"

class MyGlutMouseHandler : public GlutMouseHandler
{

public :
 
    static 
        MyGlutMouseHandler *
    New(
    ) {
        return new MyGlutMouseHandler();
    }

        void
    ButtonDown(
        GHOST_IWindow * window,
        GHOST_TButtonMask button_mask,
        int x,
        int y
    ){
        if (button_mask == GHOST_kButtonMaskLeft) {
            m_moving = true;
            m_begin_x = x;
            m_begin_y = y;  
        }
        window->invalidate();
    }

        void
    ButtonUp(
        GHOST_IWindow * window,
        GHOST_TButtonMask button_mask,
        int x,
        int y
    ) {
        if (button_mask == GHOST_kButtonMaskLeft) {
            m_moving = false;
        }
        window->invalidate();
    }

        void
    Motion(
        GHOST_IWindow * window,
        int x,
        int y
    ){
        if (m_moving) {
            m_angle_x = m_angle_x + (x - m_begin_x);
            m_begin_x = x;

            m_angle_y = m_angle_y + (y - m_begin_y);
            m_begin_y = y;
        }
        window->invalidate();
    }

    const 
        float
    AngleX(
    ) const {
        return m_angle_x;
    }

    const 
        float
    AngleY(
    ) const {
        return m_angle_y;
    }

    
private :

    MyGlutMouseHandler (
    ) :  
        m_angle_x(0),
        m_angle_y(0),
        m_begin_x(0),
        m_begin_y(0),
        m_moving (false)
    {
    };
        
    float m_angle_x;
    float m_angle_y;
    float m_begin_x;
    float m_begin_y;

    bool m_moving;
    
};

#endif