RRV - Radiosity Renderer and Visualizer (C++, OpenGL)

/*
 * Copyright (C) 2007 TODO
 *
 * This file is part of rrv (Radiosity Renderer and Visualizer).
 *
 * rrv is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * rrv 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with rrv.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "XMLWrapper.h"
#include <iostream>
#include <string>
#include <sstream>
#include <cstring>
 
/**
 * @param  node
 * @param  required
 * @author Jakub Filak
 * @date   2007-10-25
 */
 
using namespace std;
using namespace XML;
 
/**
 * @brief  Constructor initialize members
 */
XMLWrapper::XMLWrapper()
{
	this->xmlHelper_ = 0;
	this->xmlBodyReader_ = 0;
}
 
/**
 * @param  fileName
 * @brief  Load and parse file
 */
void XMLWrapper::loadFile( std::string fileName ) 
{
	this->xmlHelper_ = new XMLHelper(); 
	this->xmlHelper_->loadFile( fileName );
	this->xmlBodyReader_ = new XMLBodyReader( this->xmlHelper_, this->xmlHelper_->getBody() );
}
 
/**
 * @return XMLNode*
 * @brief  Return next entity node
 */
XMLNode* XMLWrapper::nextEntityNode() 
{ 
	if ( 0 == this->xmlBodyReader_ )
	{
		throw XMLException( "ERROR: Probalby file not loaded, can't return next entity" );
	}
 
	return this->xmlBodyReader_->next();
}
 
/**
 * @return TransformMatrix*
 * @brief  Return actual transformation matrix
 */
TransformMatrix* XMLWrapper::getTransformMatrix()
{
	if ( 0 == this->xmlBodyReader_ )
	{
		throw XMLException( "ERROR: Probalby file not loaded, can't return next entity" );
	}
 
	return this->xmlBodyReader_->getMatrix();
}
 
/**
 * @brief  Destructor clean space
 */
XMLWrapper::~XMLWrapper()
{
	if ( 0 != this->xmlHelper_ )
	{
		delete this->xmlHelper_;
	}
 
	if ( 0 != this->xmlBodyReader_ )
	{
		delete this->xmlBodyReader_;
	}
}