Adding org.simantics.district.geotools plugin

[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..9f6f46fa6de2efc150e4b962e0d62e265c25e321 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
@@ -3,14 +3,19 @@ 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.diagram.synchronization.graph.DiagramGraphUtil;
+import org.simantics.diagram.synchronization.graph.layer.GraphLayer;
+import org.simantics.diagram.synchronization.graph.layer.IGraphLayerUtil;
 import org.simantics.district.network.ontology.DistrictNetworkResource;
 import org.simantics.layer0.Layer0;
+import org.simantics.operation.Layer0X;
 
 public class DistrictNetworkUtil {
 
@@ -20,21 +25,47 @@ 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);
+        
+        claimFreshElementName(graph, composite, edge);
         return edge;
     }
     
     public static Resource createVertex(WriteGraph graph, Resource composite, double[] coords) throws DatabaseException {
+        Resource defaultVertexMapping = graph.getPossibleObject(composite, DistrictNetworkResource.getInstance(graph).VertexDefaultMapping);
+        return createVertex(graph, composite, coords, defaultVertexMapping);
+    }
+    
+    public static Resource createVertex(WriteGraph graph, Resource composite, double[] coords, Resource mapping) throws DatabaseException {
         Layer0 L0 = Layer0.getInstance(graph);
         DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
         DiagramResource DIA = DiagramResource.getInstance(graph);
         Resource vertex = graph.newResource();
         graph.claim(vertex, L0.InstanceOf, DN.Vertex);
         graph.claimLiteral(vertex, DIA.HasLocation, coords);
+        
+        graph.claim(vertex, DN.HasMapping, mapping);
+        
         OrderedSetUtils.add(graph, composite, vertex);
         graph.claim(composite, L0.ConsistsOf, L0.PartOf, vertex);
         
+        claimFreshElementName(graph, composite, vertex);
+        
+        // We need to put GraphLayer to newLayers so...
+        for (Resource layer : graph.getObjects(composite, DiagramResource.getInstance(graph).HasLayer)) {
+            IGraphLayerUtil layerUtil = graph.adapt(graph.getSingleObject(layer, Layer0.getInstance(graph).InstanceOf), IGraphLayerUtil.class);
+            
+            GraphLayer gl = layerUtil.loadLayer(graph, layer);
+            gl.forEachTag(tag -> {
+                DiagramGraphUtil.tag(graph, vertex, tag, true);
+            });
+        }
+        
         return vertex;
     }
     
@@ -58,7 +89,43 @@ public class DistrictNetworkUtil {
                 graph.claim(endVertexEdge, DN.HasEndVertex, master);
             }
             OrderedSetUtils.remove(graph, composite, slave);
+            // Remove ConsistsOf statement
+            graph.deny(composite, Layer0.getInstance(graph).ConsistsOf, slave);
         }
         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);
+    }
+    
+    public static final String claimFreshElementName(WriteGraph graph, Resource diagram, Resource element) throws DatabaseException {
+        Layer0 L0 = Layer0.getInstance(graph);
+        DiagramResource DIA = DiagramResource.getInstance(graph);
+        // Get name prefix from diagram
+        String namePrefix = graph.getPossibleRelatedValue2(diagram, Layer0X.getInstance(graph).HasGeneratedNamePrefix);
+        if (namePrefix == null)
+            namePrefix = "";
+        // Give running name to element and increment the counter attached to the diagram.
+        Long l = graph.getPossibleRelatedValue(diagram, DIA.HasModCount, Bindings.LONG);
+        if (l == null)
+            l = Long.valueOf(0L);
+        String name = namePrefix + l.toString();
+        graph.claimLiteral(element, L0.HasName, name, Bindings.STRING);
+        graph.claimLiteral(diagram, DIA.HasModCount, ++l, Bindings.LONG);
+        return name;
+    }
 }