xml-utils.h

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00001 // -*- C++ -*-
00002 
00003 /* 
00004  * Gnome Chemistry Utils
00005  * xml-utils.h
00006  *
00007  * Copyright (C) 2002-2009 Jean Bréfort <jean.brefort@normalesup.org>
00008  *
00009  * This program is free software; you can redistribute it and/or 
00010  * modify it under the terms of the GNU General Public License as 
00011  * published by the Free Software Foundation; either version 2 of the
00012  * License, or (at your option) any later version.
00013  *
00014  * This program is distributed in the hope that it will be useful,
00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017  * GNU General Public License for more details.
00018  *
00019  * You should have received a copy of the GNU General Public License
00020  * along with this program; if not, write to the Free Software
00021  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
00022  * USA
00023  */
00024 
00025 
00026 #ifndef GCU_XML_UTILS_H
00027 #define GCU_XML_UTILS_H
00028 
00029 #include <libxml/parser.h>
00030 #include "chemistry.h"
00031 #include <goffice/goffice.h>
00032 
00033 namespace gcu {
00034 
00050 xmlNodePtr FindNodeByNameAndId (xmlNodePtr node, const char* name, const char* id = NULL);
00051 
00065 bool ReadPosition (xmlNodePtr node, const char* id, double* x, double* y, double* z = NULL);
00079 bool WritePosition (xmlDocPtr xml, xmlNodePtr node, const char* id, double x, double y, double z = 0.0);
00080 
00094 bool ReadColor (xmlNodePtr node, const char* id, float* red, float* green, float* blue, float* alpha = NULL);
00109 bool WriteColor (xmlDocPtr xml, xmlNodePtr node, const char* id, double red, double green, double blue, double alpha = 1.0);
00110 
00117 GOColor ReadColor (xmlNodePtr node);
00118 
00124 void WriteColor (xmlNodePtr node, GOColor color);
00125 
00135 bool ReadRadius (xmlNodePtr node, GcuAtomicRadius& radius);
00136 
00146 bool WriteRadius (xmlDocPtr xml, xmlNodePtr node, const GcuAtomicRadius& radius);
00147 
00157 char const *GetStaticScale (char *buf);
00158 
00166         void WriteFloat (xmlNodePtr node, char const *name, double value);
00167 
00178 bool ReadFloat (xmlNodePtr node, char const *name, double &value, double default_value = 0.);
00179 
00180 }       //      namespace gcu
00181 
00182 #endif  // GCU_XML_UTILS_H

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