#include "xController.h"

xController::xController():
	_handlers()
{}

xController::~xController(){
	_handlers.clear();
}

// called in scheduling
void xController::handleEvent(SDL_Event* event){
	_mutex.lock();

	map<SDL_EventType, EventListener>::iterator found = _handlers.find( (SDL_EventType) event->type );

	// ignore no handler found
	if( found == _handlers.end() ){
		_mutex.unlock();
		return;
	}

	(*found->second)(event);

	_mutex.unlock();
}

// bind a new handler
void xController::attachEvent(SDL_EventType t, void(*handler)(SDL_Event*) ){
	_mutex.lock();
	_handlers[ t ] = handler;
	_mutex.unlock();
}

// removes an existing handler
void xController::detachEvent(SDL_EventType t, void(*handler)(SDL_Event*) ){
	_mutex.lock();
	_handlers.erase(t);
	_mutex.unlock();
}