bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/actions/NewScenegraph.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.modeling.template2d.ui.actions;
  13
  14 import java.util.ArrayList;
  15 import java.util.Arrays;
  16
  17 import org.simantics.Simantics;
  18 import org.simantics.databoard.Bindings;
  19 import org.simantics.db.Resource;
  20 import org.simantics.db.WriteGraph;
  21 import org.simantics.db.common.CommentMetadata;
  22 import org.simantics.db.common.request.WriteRequest;
  23 import org.simantics.db.common.utils.ListUtils;
  24 import org.simantics.db.common.utils.NameUtils;
  25 import org.simantics.db.exception.DatabaseException;
  26 import org.simantics.db.layer0.adapter.ActionFactory;
  27 import org.simantics.diagram.stubs.DiagramResource;
  28 import org.simantics.diagram.stubs.G2DResource;
  29 import org.simantics.layer0.Layer0;
  30 import org.simantics.modeling.template2d.ontology.Template2dResource;
  31 import org.simantics.scenegraph.ontology.ScenegraphResources;
  32
  33 /**
  34  * @author Teemu Matasniemi
  35  */
  36 public class NewScenegraph implements ActionFactory {
  37
  38     @Override
  39     public Runnable create(Object target) {
  40         if(!(target instanceof Resource))
  41             return null;
  42         final Resource parent = (Resource)target;
  43
  44         return new Runnable() {
  45             @Override
  46             public void run() {
  47                 Simantics.getSession().asyncRequest(new WriteRequest() {
  48                     @Override
  49                     public void perform(WriteGraph g) throws DatabaseException {
  50                         g.markUndoPoint();
  51                         createVisualComposite(g, parent);
  52                     }
  53                 });
  54             }
  55         };
  56     }
  57
  58     public static Resource createVisualComposite(WriteGraph g, Resource parent) throws DatabaseException {
  59
  60         Layer0 L0 = Layer0.getInstance(g);
  61         Template2dResource TEMPLATE2D = Template2dResource.getInstance(g);
  62         ScenegraphResources SG = ScenegraphResources.getInstance(g);
  63         DiagramResource DIA = DiagramResource.getInstance(g);
  64         G2DResource G2D = G2DResource.getInstance(g);
  65
  66         Resource composite = g.newResource();
  67         g.claim(composite, L0.InstanceOf, null, DIA.Scenegraph_Composite);
  68         g.claim(composite, L0.InstanceOf, null, TEMPLATE2D.CompositeUI);
  69         String name = NameUtils.findFreshName(g, "VisualComposite", parent, L0.ConsistsOf);
  70         g.addLiteral(composite, L0.HasName, L0.NameOf, L0.String, name, Bindings.STRING);
  71         g.addLiteral(composite, DIA.Scenegraph_Composite_transform, DIA.Scenegraph_Composite_transform_Inverse, G2D.Transform, new double[] { 1.0, 0.0, 0.0, 1.0, 0.0, 0.0 }, Bindings.getBindingUnchecked(double[].class));
  72         g.claim(composite, SG.Node_children, ListUtils.create(g, new ArrayList<Resource>()));
  73         g.claim(composite, L0.PartOf, parent);
  74
  75         if (g.isInstanceOf(parent, TEMPLATE2D.DrawingTemplate))
  76                 g.claim(parent, TEMPLATE2D.HasScenegraph, composite);
  77         else {
  78                 Resource list = g.getPossibleObject(parent, SG.Node_children);
  79                 if (list != null)
  80                         ListUtils.insertBack(g, list, Arrays.asList(composite));
  81         }
  82
  83         CommentMetadata cm = g.getMetadata(CommentMetadata.class);
  84         g.addMetadata(cm.add("Create New Visual Composite."));
  85
  86                 return composite;
  87     }
  88 }