org.graphstream.stream.file.gexf.GEXFNode Maven / Gradle / Ivy
/*
* This file is part of GraphStream .
*
* GraphStream is a library whose purpose is to handle static or dynamic
* graph, create them from scratch, file or any source and display them.
*
* This program is free software distributed under the terms of two licenses, the
* CeCILL-C license that fits European law, and the GNU Lesser General Public
* License. You can use, modify and/ or redistribute the software under the terms
* of the CeCILL-C license as circulated by CEA, CNRS and INRIA at the following
* URL or under the terms of the GNU LGPL 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see .
*
* The fact that you are presently reading this means that you have had
* knowledge of the CeCILL-C and LGPL licenses and that you accept their terms.
*/
/**
* @since 2013-09-18
*
* @author Guilhelm Savin
*/
package org.graphstream.stream.file.gexf;
import javax.xml.stream.XMLStreamException;
public class GEXFNode implements GEXFElement {
GEXF root;
String id;
String label;
GEXFAttValues attvalues;
GEXFSpells spells;
//
// VIZ Extension
float x;
float y;
float z;
boolean position;
//
public GEXFNode(GEXF root, String id) {
this.root = root;
this.id = id;
this.label = id;
spells = new GEXFSpells(root);
attvalues = new GEXFAttValues(root);
position = false;
}
/*
* (non-Javadoc)
*
* @see
* org.graphstream.stream.file.gexf.GEXFElement#export(org.graphstream.stream
* .file.gexf.SmartXMLWriter)
*/
public void export(SmartXMLWriter stream) throws XMLStreamException {
stream.startElement("node");
stream.stream.writeAttribute("id", id);
stream.stream.writeAttribute("label", label);
if (position && root.isExtensionEnable(Extension.VIZ)) {
stream.startElement("viz:position");
stream.stream.writeAttribute("x", Float.toString(x));
stream.stream.writeAttribute("y", Float.toString(y));
stream.stream.writeAttribute("z", Float.toString(z));
stream.endElement(); // POSITION
}
attvalues.export(stream);
if (root.isExtensionEnable(Extension.DYNAMICS))
spells.export(stream);
stream.endElement(); // SPELLS
}
}