// -*- C++ -*-

/*
 * Gnome Crystal
 * line.cc
 *
 * Copyright (C) 2000-2010 Jean Bréfort <jean.brefort@normalesup.org>
 *
 * This program 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 (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 * USA
 */

#include "config.h"
#include "gcrystal.h"
#include "line.h"
#include <glib.h>
#include <GL/gl.h>
#include <GL/glu.h>
#include <cmath>
#include <cstring>

gcLine::gcLine (): gcr::Line ()
{
}

gcLine::~gcLine ()
{
}


bool gcLine::LoadOld (xmlNodePtr node, unsigned version)
{
	char *txt;
	txt = (char*) xmlGetProp (node, (xmlChar*) "type");
	if (txt) {
		int i = 0;
		while (strcmp (txt, gcr::LineTypeName[i]) && (i < 5))
			i++;
		xmlFree (txt);
		if (i < 5)
		    m_nType = (gcr::LineType) i;
		else
		    return false;
	} else
		return false;
	xmlNodePtr child = node->children;
	while (child) {
		if (!strcmp ((gchar*) child->name, "position")) {
			txt = (char*) xmlNodeGetContent (child);
			if (txt) {
				sscanf (txt, "%lg %lg %lg %lg %lg %lg", &m_dx, &m_dy, &m_dz, &m_dx2, &m_dy2, &m_dz2);
				xmlFree (txt);
			}
		} else if (!strcmp ((gchar*) child->name, "color")) {
			txt = (char*) xmlNodeGetContent (child);
			if (txt) {
				if (version < 0x200)
					sscanf (txt, "%g %g %g %g", &m_fBlue, &m_fRed, &m_fGreen, &m_fAlpha);
				else
					sscanf (txt, "%g %g %g %g", &m_fRed, &m_fGreen, &m_fBlue, &m_fAlpha);
				xmlFree (txt);
			}
		} else if (!strcmp ((gchar*) child->name, "radius")) {
			txt = (char*) xmlNodeGetContent (child);
			if (txt) {
				sscanf (txt, "%lg", &m_dr);
				xmlFree (txt);
			}
		}
		child = child->next;
	}
	if (m_dr == 0)
		return false;
	return true;
}