Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.event / src / org / simantics / event / view / contribution / EventImageRule.java

diff --git a/bundles/org.simantics.event/src/org/simantics/event/view/contribution/EventImageRule.java b/bundles/org.simantics.event/src/org/simantics/event/view/contribution/EventImageRule.java
new file mode 100644 (file)
index 0000000..141752f
--- /dev/null
+++ b/bundles/org.simantics.event/src/org/simantics/event/view/contribution/EventImageRule.java
@@ -0,0 +1,110 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.event.view.contribution;\r
+\r
+import java.awt.Color;\r
+import java.util.Map;\r
+\r
+import org.eclipse.jface.resource.ImageDescriptor;\r
+import org.simantics.browsing.ui.model.images.ImageRule;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.event.Activator;\r
+import org.simantics.event.ontology.EventResource;\r
+import org.simantics.event.view.Constants;\r
+import org.simantics.utils.datastructures.ArrayMap;\r
+import org.simantics.utils.ui.BundleUtils;\r
+import org.simantics.utils.ui.gfx.AlphaAdjustmentImageDescriptor;\r
+import org.simantics.utils.ui.gfx.CompositionImageDescriptor;\r
+import org.simantics.utils.ui.gfx.TextImageDescriptor;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public enum EventImageRule implements ImageRule {\r
+\r
+    INSTANCE;\r
+\r
+    public static EventImageRule get() {\r
+        return INSTANCE;\r
+    }\r
+\r
+    @Override\r
+    public boolean isCompatible(Class<?> contentType) {\r
+        return contentType.equals(Resource.class);\r
+    }\r
+\r
+    @Override\r
+    public Map<String, ImageDescriptor> getImage(ReadGraph graph, Object content) throws DatabaseException {\r
+        Resource event = (Resource) content;\r
+\r
+        EventResource EVENT = EventResource.getInstance(graph);\r
+\r
+        ImageDescriptor eventIcon = null;\r
+        ImageDescriptor milestoneIcon = null;\r
+        ImageDescriptor returnIcon = null;\r
+\r
+        // Icon derived from event type\r
+        Resource eventType = graph.getPossibleObject(event, EVENT.Event_type);\r
+        if (eventType != null) {\r
+            eventIcon = graph.syncRequest(new EventTypeImageDescriptorRequest(eventType));\r
+        }\r
+\r
+        // Milestone Diamond Icon\r
+        if (graph.hasStatement(event, EVENT.Milestone)) {\r
+            String label = graph.getPossibleRelatedValue(event, EVENT.Event_milestoneLabel);\r
+            if (label == null) label = "?";\r
+\r
+            boolean isBasetime = graph.hasStatement(event, EVENT.EventLog_HasBaselineEvent_Inverse);\r
+            ImageDescriptor diamond = isBasetime ? Activator.DIAMOND2_ICON : Activator.DIAMOND_ICON;\r
+            int color = isBasetime ? 0 : Color.ORANGE.getRGB();\r
+            ImageDescriptor number = new TextImageDescriptor(label, 16, 16, "Tahoma", 8, 0, color);\r
+            milestoneIcon = CompositionImageDescriptor.compose( diamond, number );\r
+        }\r
+\r
+        if (!graph.hasStatement(event, EVENT.NoReturn)) {\r
+            if (graph.hasStatement(event, EVENT.ReturnedBy)) {\r
+                returnIcon = BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "icons/tick.png");\r
+            } else if (graph.hasStatement(event, EVENT.ReturnEvent)) {\r
+                returnIcon = BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "icons/arrow_undo.png");\r
+            } else {\r
+                returnIcon = BundleUtils.getImageDescriptorFromPlugin("com.famfamfam.silk", "icons/cross.png");\r
+            }\r
+        }\r
+\r
+        boolean hidden = graph.hasStatement(event, EVENT.Hidden);\r
+\r
+        eventIcon = fade(eventIcon, hidden);\r
+        milestoneIcon = fade(milestoneIcon, hidden);\r
+        returnIcon = fade(returnIcon, hidden);\r
+\r
+        return ArrayMap.make(Constants.COLUMN_KEYS, new ImageDescriptor[] {\r
+                null,\r
+                null,\r
+                null,\r
+                milestoneIcon,\r
+                eventIcon,\r
+                returnIcon,\r
+                null,\r
+                null,\r
+                null,\r
+                null,\r
+                null\r
+        });\r
+    }\r
+\r
+    private static ImageDescriptor fade(ImageDescriptor desc, boolean doIt) {\r
+        return desc != null && doIt ? AlphaAdjustmentImageDescriptor.adjustAlpha(desc, 128) : desc;\r
+    }\r
+\r
+}\r