Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / profile / ComponentTextStyle.java

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/ComponentTextStyle.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/ComponentTextStyle.java
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index 0000000..315add3
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+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/profile/ComponentTextStyle.java
@@ -0,0 +1,54 @@
+/*******************************************************************************\r
+ * Copyright (c) 2011 Association for Decentralized Information Management in\r
+ * 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.diagram.profile;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.diagram.content.ConnectionUtil;\r
+import org.simantics.diagram.flag.FlagUtil;\r
+import org.simantics.diagram.stubs.DiagramResource;\r
+import org.simantics.modeling.ModelingResources;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public abstract class ComponentTextStyle extends TextStyle {\r
+\r
+    public ComponentTextStyle() {\r
+        super();\r
+    }\r
+\r
+    public ComponentTextStyle(double xOffset, double yOffset) {\r
+        super(xOffset, yOffset);\r
+    }\r
+\r
+    @Override\r
+    protected Resource getConfigurationComponent(ReadGraph graph, Resource element) throws DatabaseException {\r
+        ModelingResources MOD = ModelingResources.getInstance(graph);\r
+        Resource component = graph.getPossibleObject(element, MOD.ElementToComponent);\r
+        if (component != null)\r
+            return component;\r
+\r
+        DiagramResource DIA = DiagramResource.getInstance(graph);\r
+        if (graph.isInstanceOf(element, DIA.Flag) && FlagUtil.isExternal(graph, element)) {\r
+            for (Resource connector : graph.getObjects(element, DIA.Flag_ConnectionPoint)) {\r
+                Resource connection = ConnectionUtil.getConnection(graph, connector);\r
+                component = graph.getPossibleObject(connection, MOD.ElementToComponent);\r
+                if (component != null)\r
+                    return component;\r
+            }\r
+        }\r
+        return null;\r
+    }\r
+\r
+}
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