FROG_GLController.cpp
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FROG_GLController.cpp
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	#include "FROG_GLController.h"

	#ifdef FROG_OPENGL
	#include <assert.h>

	FROG_GLController* FROG_GLController::s_instance = 0;

	FROG_GLController::FROG_GLController(FROG_GLImplementation* implementation)
	: m_implementation(implementation)
	{
	}

	FROG_GLController::~FROG_GLController()
	{
	delete m_implementation;
	m_implementation = 0;
	}

	FROG_GLController* FROG_GLController::self()
	{
	if (!s_instance)
	s_instance = new FROG_GLController(new FROG_GLImplementation_FLTK);

	return s_instance;
	}

	void FROG_GLController::switchImplementation(FROG_GLImplementation* implementation)
	{
	if (!implementation \|\| implementation == m_implementation)
	return;

	delete m_implementation;
	m_implementation = implementation;
	}

	#endif