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);
}