1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.diagram.adapter;
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14 import org.simantics.db.Resource;
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15 import org.simantics.db.WriteGraph;
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16 import org.simantics.db.exception.ManyObjectsForFunctionalRelationException;
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17 import org.simantics.db.exception.ServiceException;
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18 import org.simantics.diagram.stubs.DiagramResource;
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19 import org.simantics.diagram.synchronization.graph.ElementWriter;
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20 import org.simantics.g2d.element.ElementUtils;
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21 import org.simantics.g2d.element.IElement;
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24 * ElementWriter for TextElements
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26 * This inserts '[empty]' as default string. Without this, There is no way to edit
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27 * the text using PropertyPage, and with empty string its difficult to spot the text element.
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30 * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
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33 public class TextElementWriter implements ElementWriter {
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36 public void addToGraph(WriteGraph g, IElement element, Resource elementResource) throws ManyObjectsForFunctionalRelationException, ServiceException {
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37 DiagramResource dr = DiagramResource.getInstance(g);
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38 if (g.getPossibleRelatedValue(elementResource, dr.HasText) == null) {
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39 String text = ElementUtils.getText(element);
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42 g.claimLiteral(elementResource,dr.HasText, text);
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47 public void removeFromGraph(WriteGraph g, Resource elementResource) {
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