MainMenuState.cpp

#include "MainMenuState.h"

const std::string MainMenuState::s_menuID = "MENU"; 

void MainMenuState::update()
{
	for(int i =0; i < m_gameObjects.size(); i++)
	{
		m_gameObjects[i]->update();
	}
}

void MainMenuState::render()
{
	for(int i =0; i < m_gameObjects.size(); i++)
	{
		m_gameObjects[i]->draw();
	}
}

bool MainMenuState::onEnter()
{
	StateParser stateParser; 
	stateParser.parseState("../conf/menu.xml", s_menuID, &m_gameObjects, &m_textureIDList);	

	m_callbacks.push_back(0);	//pushback 0 so we can start from one? This author is so dum.
	m_callbacks.push_back(s_menuToPlay);
	m_callbacks.push_back(s_exitFromMenu);

	setCallbacks(m_callbacks);
	std::cout << "entering MenuState" << std::endl;

	return true;
}

void MainMenuState::setCallbacks(const std::vector<Callback>& callbacks)
{
	for(int i = 0; i < m_gameObjects.size(); i++)
	{
		if(dynamic_cast<MenuButton*>(m_gameObjects[i]))
		{
			MenuButton* pButton = dynamic_cast<MenuButton*>(m_gameObjects[i]);
			pButton->setCallback(callbacks[pButton->getCallbackID()]);
		}
	}
}

bool MainMenuState::onExit()
{
	for(int i = 0; i < m_gameObjects.size(); i++)
	{
		m_gameObjects[i]->clean();
	}
	m_gameObjects.clear();
	
	for(int i = 0; i < m_textureIDList.size(); i++)
	{
		TheTextureManager::instance()->clearFromTextureMap(m_textureIDList[i]);
	}

	std::cout << "Exiting MenuState" << std::endl;
	return true;
}

void MainMenuState::s_menuToPlay()
{
	TheGame::instance()->getStateMachine()->changeState(new PlayState());
}

void MainMenuState::s_exitFromMenu()
{
	TheGame::instance()->quit();
}