package org.simantics.district.network.ui.adapters;
-import java.awt.geom.Path2D;
import java.awt.geom.Point2D;
+import org.simantics.databoard.Bindings;
import org.simantics.db.AsyncReadGraph;
import org.simantics.db.ReadGraph;
import org.simantics.db.Resource;
import org.simantics.diagram.synchronization.SynchronizationHints;
import org.simantics.diagram.synchronization.graph.GraphSynchronizationHints;
import org.simantics.diagram.synchronization.graph.layer.GraphLayerManager;
-import org.simantics.district.network.ModelledCRS;
import org.simantics.district.network.ontology.DistrictNetworkResource;
import org.simantics.district.network.ui.DistrictNetworkEdge;
import org.simantics.g2d.canvas.ICanvasContext;
public class DistrictNetworkEdgeElementFactory extends SyncElementFactory {
public static final ElementClass CLASS = DistrictNetworkEdgeElement.CLASS;
-
+ public static final double[] EMPTY = new double[0];
+
private DistrictNetworkResource DN;
private DiagramResource DIA;
protected Resource getElementClassBaseType(AsyncReadGraph graph) {
return DN.Edge;
}
-
+
@Override
public void load(ReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource edgeResource, IElement element) throws DatabaseException {
-
- Resource startVertex = graph.getSingleObject(edgeResource, DN.HasStartVertex);
- Resource endVertex = graph.getSingleObject(edgeResource, DN.HasEndVertex);
+ if (!graph.hasStatement(edgeResource))
+ return; // already deleted
- // TODO: fix scale..
- double scale = 100000;
-
- double[] startCoords = graph.getRelatedValue2(startVertex, DIA.HasLocation);
-
- double startLon = ModelledCRS.longitudeToX(startCoords[0]) * scale;
- double startLat = ModelledCRS.latitudeToY(startCoords[1]) * scale;
+ if (!graph.hasStatement(edgeResource, DN.HasStartVertex))
+ return; // already deleted
+ Resource startVertex = graph.getSingleObject(edgeResource, DN.HasStartVertex);
- double[] endCoords = graph.getRelatedValue2(endVertex, DIA.HasLocation);
+ if (!graph.hasStatement(edgeResource, DN.HasEndVertex))
+ return; // already deleted
+ Resource endVertex = graph.getSingleObject(edgeResource, DN.HasEndVertex);
- double endLon = ModelledCRS.longitudeToX(endCoords[0]) * scale;
- double endLat = ModelledCRS.latitudeToY(endCoords[1]) * scale;
-
- Path2D path = new Path2D.Double();
- path.moveTo(startLon, startLat);
- path.lineTo(endLon, endLat);
+ double[] startCoords = graph.getRelatedValue2(startVertex, DIA.HasLocation, Bindings.DOUBLE_ARRAY);
+ double[] endCoords = graph.getRelatedValue2(endVertex, DIA.HasLocation, Bindings.DOUBLE_ARRAY);
- DistrictNetworkEdge edge = new DistrictNetworkEdge(path);
+ double[] geometry = EMPTY;
+ try {
+ geometry = graph.getPossibleRelatedValue2(edgeResource, DN.Edge_HasGeometry, Bindings.DOUBLE_ARRAY);
+ } catch (Exception e) {
+ // most likely no geometry available
+ }
+ DistrictNetworkEdge edge = new DistrictNetworkEdge(new Point2D.Double(startCoords[0], startCoords[1]), new Point2D.Double(endCoords[0], endCoords[1]), geometry);
Resource mapping = graph.getSingleObject(edgeResource, DistrictNetworkResource.getInstance(graph).HasMapping);
element.setHint(DistrictNetworkAdditionalColor.KEY_DN_MAPPING_RESOURCE, mapping);
element.setHint(DistrictNetworkEdgeElement.KEY_DN_EDGE, edge);
+ // set scaling transform
+ ElementUtils.setTransform(element, MapScalingTransform.INSTANCE);
+
IModifiableSynchronizationContext context = diagram.getHint(SynchronizationHints.CONTEXT);
GraphLayerManager layerManager = context.get(GraphSynchronizationHints.GRAPH_LAYER_MANAGER);