/******************************************************************************
 * This file is part of the Gluon Development Platform
 * Copyright (C) 2010 Kim Jung Nissen <jungnissen@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
#include "inputbuffer.h"

#include"inputbufferprivate.h"

#include <QtCore/QQueue>
#include <QtCore/QHash>
#include <QtCore/QDebug>

using namespace GluonInput;

InputBuffer::InputBuffer()
{
	d = new InputBufferPrivate();
}

InputBuffer::~InputBuffer()
{
}

bool InputBuffer::buttonState(int button)
{	
	if(d->buttonState[button].isEmpty())
	      return false;
	
	bool returnBool = false;
	if(d->buttonState[button].count() > 1)
	{
	  returnBool = d->buttonState[button].dequeue();
	  d->buttonState[button].clear();
	}
	else
	{
	  returnBool = d->buttonState[button].head();
	}
	
	return returnBool; 
}

void InputBuffer::setButtonState(int button, bool pressed)
{
	  if(pressed && d->buttonState[button].isEmpty())
	  {
	    d->buttonState[button].enqueue(pressed);
	  }
	  else if(!pressed && d->buttonState[button].count() == 1)
	  {
	    d->buttonState[button].enqueue(pressed);
	  }
}

#include "inputbuffer.moc"
