org.simantics.district.network.ui/src/org/simantics/district/network/ui/participants/DNTranslateMode.java

   1 package org.simantics.district.network.ui.participants;
   2
   3 import java.awt.geom.AffineTransform;
   4 import java.awt.geom.Point2D;
   5 import java.util.ArrayList;
   6 import java.util.Collection;
   7
   8 import org.simantics.Simantics;
   9 import org.simantics.db.Resource;
  10 import org.simantics.db.WriteGraph;
  11 import org.simantics.db.common.CommentMetadata;
  12 import org.simantics.db.common.request.WriteRequest;
  13 import org.simantics.db.exception.DatabaseException;
  14 import org.simantics.diagram.elements.ElementTransforms;
  15 import org.simantics.diagram.elements.ElementTransforms.TransformedObject;
  16 import org.simantics.diagram.stubs.DiagramResource;
  17 import org.simantics.district.network.ModelledCRS;
  18 import org.simantics.district.network.ontology.DistrictNetworkResource;
  19 import org.simantics.g2d.canvas.Hints;
  20 import org.simantics.g2d.diagram.participant.pointertool.TranslateMode;
  21 import org.simantics.g2d.element.ElementUtils;
  22 import org.simantics.g2d.element.IElement;
  23 import org.simantics.g2d.element.handler.Move;
  24
  25 public class DNTranslateMode extends TranslateMode {
  26
  27     public DNTranslateMode(Point2D startingPoint, Point2D currentPoint, int mouseId, Collection<IElement> elements) {
  28         super(startingPoint, currentPoint, mouseId, elements);
  29     }
  30
  31     @Override
  32     protected boolean commit() {
  33         for (IElement el : elementsToReallyTranslate) {
  34             Move move = el.getElementClass().getAtMostOneItemOfClass(Move.class);
  35             if (move != null) {
  36                 Point2D oldPos = move.getPosition(el);
  37                 move.moveTo(el, oldPos.getX() + dx, oldPos.getY() + dy);
  38             }
  39         }
  40         try {
  41             Simantics.getSession().syncRequest(new WriteRequest() {
  42                 @Override
  43                 public void perform(WriteGraph graph) throws DatabaseException {
  44                     Collection<TransformedObject> transformed = new ArrayList<TransformedObject>();
  45                     DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
  46                     DiagramResource DIA = DiagramResource.getInstance(graph);
  47                     for (IElement e : elementsToReallyTranslate) {
  48                         Object obj = ElementUtils.getObject(e);
  49                         if (obj instanceof Resource) {
  50                             Resource res = (Resource) obj;
  51                             AffineTransform at = ElementUtils.getLocalTransform(e, new AffineTransform());
  52                             if (graph.isInstanceOf(res, DN.Vertex)) {
  53
  54                                 double x = at.getTranslateX();
  55                                 double y = at.getTranslateY();
  56                                 // TODO: Fix scale!
  57                                 double scale = 100000;
  58                                 double lat = ModelledCRS.yToLatitude(y / scale);
  59                                 double lon = ModelledCRS.xToLongitude(x / scale);
  60
  61                                 // write to db
  62                                 double[] coords = new double[] { lon, lat };
  63                                 graph.claimLiteral(res, DIA.HasLocation, coords);
  64                             } else {
  65                                 // fallback to normal HasTransforms
  66                                 transformed.add( new TransformedObject((Resource) obj, at) );
  67                             }
  68                         }
  69                     }
  70                     if (!transformed.isEmpty()) {
  71                         graph.markUndoPoint();
  72                         // Normal transforms
  73                         ElementTransforms.setTransformRequest(transformed).perform(graph);
  74
  75                         CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
  76                         graph.addMetadata(cm.add("Translated " + transformed.size() + " "
  77                                 + (transformed.size() == 1 ? "element" : "elements")
  78                                 + " by (" + dx + "," + dy + ") mm."));
  79                     }
  80                 }
  81             });
  82         } catch (DatabaseException e) {
  83             e.printStackTrace();
  84         }
  85
  86         for (IElement dirty : elementsToDirty)
  87             dirty.setHint(Hints.KEY_DIRTY, Hints.VALUE_SG_DIRTY);
  88
  89         setDirty();
  90         remove();
  91         return false;
  92     }
  93
  94 }