xml-utils.h

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// -*- C++ -*-

/*
 * Gnome Chemistry Utils
 * xml-utils.h
 *
 * Copyright (C) 2002-2009 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
 */


#ifndef GCU_XML_UTILS_H
#define GCU_XML_UTILS_H

#include <libxml/parser.h>
#include "chemistry.h"
#include <goffice/goffice.h>

namespace gcu {

xmlNodePtr FindNodeByNameAndId (xmlNodePtr node, const char* name, const char* id = NULL);

bool ReadPosition (xmlNodePtr node, const char* id, double* x, double* y, double* z = NULL);
bool WritePosition (xmlDocPtr xml, xmlNodePtr node, const char* id, double x, double y, double z = 0.0);

bool ReadColor (xmlNodePtr node, const char* id, float* red, float* green, float* blue, float* alpha = NULL);
bool WriteColor (xmlDocPtr xml, xmlNodePtr node, const char* id, double red, double green, double blue, double alpha = 1.0);

GOColor ReadColor (xmlNodePtr node);

void WriteColor (xmlNodePtr node, GOColor color);

bool ReadRadius (xmlNodePtr node, GcuAtomicRadius& radius);

bool WriteRadius (xmlDocPtr xml, xmlNodePtr node, const GcuAtomicRadius& radius);

char const *GetStaticScale (char *buf);

        void WriteFloat (xmlNodePtr node, char const *name, double value);

bool ReadFloat (xmlNodePtr node, char const *name, double &value, double default_value = 0.);

void WriteInt (xmlNodePtr node, char const *name, int value);

bool ReadInt (xmlNodePtr node, char const *name, int &value, int default_value = 0);

void WriteDate (xmlNodePtr node, char const *name, GDate const *date);

bool ReadDate (xmlNodePtr node, char const *name, GDate *date);


}       //      namespace gcu

#endif  // GCU_XML_UTILS_H