GlutMouseManager.cpp

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#include "GlutMouseManager.h"
#include "MT_assert.h"

MEM_SmartPtr<GlutMouseManager> GlutMouseManager::m_s_instance = MEM_SmartPtr<GlutMouseManager>();


        GlutMouseManager *
GlutMouseManager::
Instance(
){
        if (m_s_instance == NULL) {
                m_s_instance = new GlutMouseManager();
        }

        return m_s_instance;
}       

// these are the functions you should pass to GLUT      

        void
GlutMouseManager::
Mouse(
        int button,
        int state,
        int x,
        int y
){
        GlutMouseManager *manager = GlutMouseManager::Instance();

        if (manager->m_handler != NULL) {
                manager->m_handler->Mouse(button,state,x,y);
        }
}

        void
GlutMouseManager::
Motion(
        int x,
        int y
){
        GlutMouseManager *manager = GlutMouseManager::Instance();

        if (manager->m_handler != NULL) {
                manager->m_handler->Motion(x,y);
        }
}

        void
GlutMouseManager::
InstallHandler(
        GlutMouseHandler *handler
){

        MT_assert(m_handler == NULL);
        m_handler = handler;
}

        void
GlutMouseManager::
ReleaseHandler(
){
        m_handler = NULL;
}

GlutMouseManager::
~GlutMouseManager(
){

        delete(m_handler);
}