import java.util.Collection;
import java.util.Iterator;
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
import org.simantics.db.Resource;
import org.simantics.db.WriteGraph;
import org.simantics.db.common.utils.OrderedSetUtils;
import org.simantics.db.exception.DatabaseException;
-import org.simantics.db.layer0.util.RemoverUtil;
import org.simantics.diagram.stubs.DiagramResource;
import org.simantics.district.network.ontology.DistrictNetworkResource;
import org.simantics.layer0.Layer0;
Resource edge = graph.newResource();
graph.claim(edge, L0.InstanceOf, DN.Edge);
+
+ Resource defaultEdgeMapping = graph.getPossibleObject(composite, DN.EdgeDefaultMapping);
+ graph.claim(edge, DN.HasMapping, defaultEdgeMapping);
+
OrderedSetUtils.add(graph, composite, edge);
graph.claim(composite, L0.ConsistsOf, L0.PartOf, edge);
return edge;
Resource vertex = graph.newResource();
graph.claim(vertex, L0.InstanceOf, DN.Vertex);
graph.claimLiteral(vertex, DIA.HasLocation, coords);
+
+ Resource defaultVertexMapping = graph.getPossibleObject(composite, DN.VertexDefaultMapping);
+ graph.claim(vertex, DN.HasMapping, defaultVertexMapping);
+
OrderedSetUtils.add(graph, composite, vertex);
graph.claim(composite, L0.ConsistsOf, L0.PartOf, vertex);
}
return master;
}
+
+ public static double calculateDistance(ReadGraph graph, Resource startVertex, Resource endVertex) throws DatabaseException {
+ Layer0 L0 = Layer0.getInstance(graph);
+ Resource startComposite = graph.getSingleObject(startVertex, L0.PartOf);
+ Resource endComposite = graph.getSingleObject(endVertex, L0.PartOf);
+ if (!startComposite.equalsResource(endComposite)) {
+ throw new DatabaseException("Can not calculate distance between vertices on different composites! " + startVertex + " -> " + endVertex);
+ }
+ Resource crs = graph.getSingleObject(startComposite, DistrictNetworkResource.getInstance(graph).HasSpatialRefSystem);
+
+ CRS crsClass = graph.adapt(crs, CRS.class);
+
+ double[] startCoords = graph.getRelatedValue2(startVertex, DiagramResource.getInstance(graph).HasLocation, Bindings.DOUBLE_ARRAY);
+ double[] endCoords = graph.getRelatedValue2(endVertex, DiagramResource.getInstance(graph).HasLocation, Bindings.DOUBLE_ARRAY);
+
+ return crsClass.calculateDistance(startCoords, endCoords);
+ }
}