1 /*******************************************************************************
2 * Copyright (c) 2007, 2011 Association for Decentralized Information Management
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
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.event.view.contribution;
14 import java.awt.Color;
17 import org.eclipse.jface.resource.ImageDescriptor;
18 import org.simantics.browsing.ui.model.images.ImageRule;
19 import org.simantics.db.ReadGraph;
20 import org.simantics.db.Resource;
21 import org.simantics.db.exception.DatabaseException;
22 import org.simantics.event.Activator;
23 import org.simantics.event.ontology.EventResource;
24 import org.simantics.event.view.Constants;
25 import org.simantics.utils.datastructures.ArrayMap;
26 import org.simantics.utils.ui.BundleUtils;
27 import org.simantics.utils.ui.gfx.AlphaAdjustmentImageDescriptor;
28 import org.simantics.utils.ui.gfx.CompositionImageDescriptor;
29 import org.simantics.utils.ui.gfx.TextImageDescriptor;
32 * @author Tuukka Lehtonen
34 public enum EventImageRule implements ImageRule {
38 public static EventImageRule get() {
43 public boolean isCompatible(Class<?> contentType) {
44 return contentType.equals(Resource.class);
48 public Map<String, ImageDescriptor> getImage(ReadGraph graph, Object content) throws DatabaseException {
49 Resource event = (Resource) content;
51 EventResource EVENT = EventResource.getInstance(graph);
53 ImageDescriptor eventIcon = null;
54 ImageDescriptor milestoneIcon = null;
55 ImageDescriptor returnIcon = null;
57 // Icon derived from event type
58 Resource eventType = graph.getPossibleObject(event, EVENT.Event_type);
59 if (eventType != null) {
60 eventIcon = graph.syncRequest(new EventTypeImageDescriptorRequest(eventType));
63 // Milestone Diamond Icon
64 if (graph.hasStatement(event, EVENT.Milestone)) {
65 String label = graph.getPossibleRelatedValue(event, EVENT.Event_milestoneLabel);
66 if (label == null) label = "?";
68 boolean isBasetime = graph.hasStatement(event, EVENT.EventLog_HasBaselineEvent_Inverse);
69 ImageDescriptor diamond = isBasetime ? Activator.DIAMOND2_ICON : Activator.DIAMOND_ICON;
70 int color = isBasetime ? 0 : Color.ORANGE.getRGB();
71 ImageDescriptor number = new TextImageDescriptor(label, 16, 16, "Tahoma", 8, 0, color);
72 milestoneIcon = CompositionImageDescriptor.compose( diamond, number );
75 if (!graph.hasStatement(event, EVENT.NoReturn)) {
76 if (graph.hasStatement(event, EVENT.ReturnedBy)) {
77 returnIcon = BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "icons/tick.png");
78 } else if (graph.hasStatement(event, EVENT.ReturnEvent)) {
79 returnIcon = BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "icons/arrow_undo.png");
81 returnIcon = BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "icons/cross.png");
85 boolean hidden = graph.hasStatement(event, EVENT.Hidden);
87 eventIcon = fade(eventIcon, hidden);
88 milestoneIcon = fade(milestoneIcon, hidden);
89 returnIcon = fade(returnIcon, hidden);
91 return ArrayMap.make(Constants.COLUMN_KEYS, new ImageDescriptor[] {
106 private static ImageDescriptor fade(ImageDescriptor desc, boolean doIt) {
107 return desc != null && doIt ? AlphaAdjustmentImageDescriptor.adjustAlpha(desc, 128) : desc;