示例#1
0
bool RSFImporter::import(
	ImporterContext& context
)
{
	QTextStream stream( &( context.getStream() ) );
	QString line;

	GraphOperations graphOp( context.getGraph() );
	ReadNodesStore readNodes;
	Data::Type* edgeType = NULL;
	Data::Type* nodeType = NULL;

	( void )graphOp.addDefaultTypes( edgeType, nodeType );


	//citanie vstupneho suboru
	while ( !stream.atEnd() ) {
		line = stream.readLine();
		QStringList words;
		words = line.split( QRegExp( QString( "[ \t]+" ) ) );
		int size = words.size();
		osg::ref_ptr<Data::Node> node1, node2;
		osg::ref_ptr<Data::Edge> edge;
		if ( size!=3 ) {
			printf( "%d",size );
			context.getInfoHandler().reportError( "Zvoleny subor nie je validny RSF subor." );
			return false;
		}
		else {
			if ( words[0]=="tagged" ) {

			}
			else {
				QString edgeName = words[0];
				QString srcNodeName = words[1];
				QString dstNodeName = words[2];

				// vytvorenie pociatocneho uzla
				if ( !readNodes.contains( srcNodeName ) ) {
					node1 = context.getGraph().addNode( srcNodeName, nodeType );
					readNodes.addNode( srcNodeName, node1 );
				}
				else {
					node1=readNodes.get( srcNodeName );
				}

				//vytvorenie koncoveho uzla
				if ( !readNodes.contains( dstNodeName ) ) {
					node2 = context.getGraph().addNode( dstNodeName, nodeType );
					readNodes.addNode( dstNodeName, node2 );
				}
				else {
					node2=readNodes.get( dstNodeName );
				}
				//vytvorenie celej hyperhrany
				osg::ref_ptr<Data::Node> hyperEdgeNode;
				QMap<qlonglong, osg::ref_ptr<Data::Edge> >* mapa = context.getGraph().getEdges();

				hyperEdgeNode=RSFImporter().getHyperEdge( srcNodeName,edgeName,mapa );
				if ( !hyperEdgeNode.valid() ) {
					hyperEdgeNode = context.getGraph().addHyperEdge( edgeName );
					context.getGraph().addEdge( QString( "" ), node1, hyperEdgeNode, edgeType, true );
				}

				//pridanie hyperhrany do grafu
				context.getGraph().addEdge( QString( "" ), hyperEdgeNode, node2, edgeType, true );
			}
		}

	}

	return true;
}
示例#2
0
bool RSFImporter::import (
	ImporterContext &context
) {
	QTextStream stream (&(context.getStream ()));
	QString line, graphname="Graph";

	GraphOperations graphOp (context.getGraph ());
	ReadNodesStore readNodes;
	bool edgeOrientedDefault = false;
	bool edgeOrientedDefaultForce = false;
	Data::Type *edgeType = NULL;
	Data::Type *nodeType = NULL;
	context.getGraph ().setName (graphname);
	(void)graphOp.addDefaultTypes (edgeType, nodeType);
	
	int i = 0;
	while ( !stream.atEnd() ) {
		line = stream.readLine();
		QStringList words;
		words = line.split (QRegExp (QString ("[ \t]+")));
		int size = words.size ();
		Data::Type *newNodeType = NULL;
		osg::ref_ptr<Data::Node> node1, node2;
		osg::ref_ptr<Data::Edge> edge;
		if (size!=3){
			printf("%d",size);
			context.getInfoHandler ().reportError ("Zvoleny subor nie je validny RSF subor.");
			return false;
		}
		else{
			if (words[0]=="tagged")
			{
				//printf("%s %s\n",words[1], words[2]);
			}else
			{
				QString edgeName = words[0];
				QString srcNodeName = words[1];
				QString dstNodeName = words[2];

				// create nodes if not exist

				if (!readNodes.contains(srcNodeName))
				{
					node1 = context.getGraph().addNode(srcNodeName, nodeType);
					readNodes.addNode(srcNodeName, node1);
				} else {
					node1=readNodes.get(srcNodeName);
				}

				if (!readNodes.contains(dstNodeName))
				{
					node2 = context.getGraph ().addNode(dstNodeName, nodeType);
					readNodes.addNode(dstNodeName, node2);
				} else {
					node2=readNodes.get(dstNodeName);
				}
				//create hyperedge
				osg::ref_ptr<Data::Node> hyperEdgeNode;
				QMap<qlonglong, osg::ref_ptr<Data::Edge> > *mapa = context.getGraph().getEdges();

				hyperEdgeNode=RSFImporter().getHyperEdge(srcNodeName,edgeName,mapa);
				if (!hyperEdgeNode.valid ()) {
					hyperEdgeNode = context.getGraph ().addHyperEdge (edgeName);
					context.getGraph ().addEdge (QString (""), node1, hyperEdgeNode, edgeType, true);
				}
				
				context.getGraph ().addEdge (QString (""), hyperEdgeNode, node2, edgeType, true);
			}
		}

	}

	return true;
}