Lots of changes to district stuff

[simantics/district.git] / org.simantics.district.network / src / org / simantics / district / network / DistrictNetworkUtil.java

diff --git a/org.simantics.district.network/src/org/simantics/district/network/DistrictNetworkUtil.java b/org.simantics.district.network/src/org/simantics/district/network/DistrictNetworkUtil.java
index 9bdec1b590367107660947593d32e122d6cddf98..94799a97382e57a23a31b404f64e785f7d751245 100644 (file)
--- a/org.simantics.district.network/src/org/simantics/district/network/DistrictNetworkUtil.java
+++ b/org.simantics.district.network/src/org/simantics/district/network/DistrictNetworkUtil.java
@@ -3,11 +3,12 @@ package org.simantics.district.network;
 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;
@@ -20,6 +21,10 @@ public class DistrictNetworkUtil {
         
         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;
@@ -32,6 +37,10 @@ public class DistrictNetworkUtil {
         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);
         
@@ -61,4 +70,21 @@ public class DistrictNetworkUtil {
         }
         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);
+    }
 }