1 package org.simantics.district.network.ui.adapters;
3 import java.awt.geom.Point2D;
5 import org.simantics.db.AsyncReadGraph;
6 import org.simantics.db.ReadGraph;
7 import org.simantics.db.Resource;
8 import org.simantics.db.exception.DatabaseException;
9 import org.simantics.db.procedure.AsyncProcedure;
10 import org.simantics.diagram.adapter.SyncElementFactory;
11 import org.simantics.diagram.stubs.DiagramResource;
12 import org.simantics.diagram.synchronization.IModifiableSynchronizationContext;
13 import org.simantics.diagram.synchronization.SynchronizationHints;
14 import org.simantics.diagram.synchronization.graph.GraphSynchronizationHints;
15 import org.simantics.diagram.synchronization.graph.layer.GraphLayerManager;
16 import org.simantics.district.network.ontology.DistrictNetworkResource;
17 import org.simantics.district.network.ui.DistrictNetworkEdge;
18 import org.simantics.g2d.canvas.ICanvasContext;
19 import org.simantics.g2d.diagram.DiagramHints;
20 import org.simantics.g2d.diagram.IDiagram;
21 import org.simantics.g2d.element.ElementClass;
22 import org.simantics.g2d.element.ElementUtils;
23 import org.simantics.g2d.element.IElement;
24 import org.simantics.g2d.element.handler.impl.StaticObjectAdapter;
25 import org.simantics.g2d.layers.ILayersEditor;
26 import org.simantics.maps.MapScalingTransform;
28 public class DistrictNetworkEdgeElementFactory extends SyncElementFactory {
30 public static final ElementClass CLASS = DistrictNetworkEdgeElement.CLASS;
32 private DistrictNetworkResource DN;
33 private DiagramResource DIA;
35 public DistrictNetworkEdgeElementFactory(ReadGraph graph) {
36 this.DN = DistrictNetworkResource.getInstance(graph);
37 this.DIA = DiagramResource.getInstance(graph);
41 public void create(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource elementType, AsyncProcedure<ElementClass> procedure) {
42 procedure.execute(graph, CLASS.newClassWith(false, new StaticObjectAdapter(elementType)));
46 protected Resource getElementClassBaseType(AsyncReadGraph graph) {
51 public void load(ReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource edgeResource, IElement element) throws DatabaseException {
52 if (!graph.hasStatement(edgeResource))
53 return; // already deleted
55 Resource startVertex = graph.getSingleObject(edgeResource, DN.HasStartVertex);
56 Resource endVertex = graph.getSingleObject(edgeResource, DN.HasEndVertex);
58 // TODO: Find maybe a better way to apply the scaling
59 double[] startCoords = graph.getRelatedValue2(startVertex, DIA.HasLocation);
60 double[] endCoords = graph.getRelatedValue2(endVertex, DIA.HasLocation);
61 DistrictNetworkEdge edge = new DistrictNetworkEdge(new Point2D.Double(startCoords[0], startCoords[1]), new Point2D.Double(endCoords[0], endCoords[1]));
63 Resource mapping = graph.getSingleObject(edgeResource, DistrictNetworkResource.getInstance(graph).HasMapping);
64 element.setHint(DistrictNetworkAdditionalColor.KEY_DN_MAPPING_RESOURCE, mapping);
66 element.setHint(DistrictNetworkEdgeElement.KEY_DN_EDGE, edge);
68 // set scaling transform
69 ElementUtils.setTransform(element, MapScalingTransform.INSTANCE);
71 IModifiableSynchronizationContext context = diagram.getHint(SynchronizationHints.CONTEXT);
72 GraphLayerManager layerManager = context.get(GraphSynchronizationHints.GRAPH_LAYER_MANAGER);
74 ILayersEditor layersEditor = diagram.getHint(DiagramHints.KEY_LAYERS_EDITOR);
75 layerManager.loadLayersForElement(graph, layersEditor, element, edgeResource);