Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.graphviz / src / org / simantics / graphviz / Subgraph.java

diff --git a/bundles/org.simantics.graphviz/src/org/simantics/graphviz/Subgraph.java b/bundles/org.simantics.graphviz/src/org/simantics/graphviz/Subgraph.java
new file mode 100644 (file)
index 0000000..170b215
--- /dev/null
+++ b/bundles/org.simantics.graphviz/src/org/simantics/graphviz/Subgraph.java
@@ -0,0 +1,59 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 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.graphviz;\r
+\r
+import java.io.PrintStream;\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+import java.util.Collections;\r
+\r
+/**\r
+ * A hierarchial part of a graph.  \r
+ * \r
+ * @author Hannu Niemistö\r
+ */\r
+public class Subgraph extends AbstractIdentifiableGraphPart implements IGraph {\r
+    Collection<IGraphPart> parts = new ArrayList<IGraphPart>();\r
+    int curId = 0;\r
+\r
+    public Subgraph(IGraph parent) {\r
+        super(parent);\r
+    }\r
+\r
+    @Override\r
+    public void addPart(IGraphPart part) {\r
+        parts.add(part);        \r
+    }\r
+\r
+    @Override\r
+    public String newId() {\r
+        return getId() + "_" + (++curId);\r
+    }\r
+\r
+    @Override\r
+    public Collection<IGraphPart> getParts() {\r
+        return Collections.unmodifiableCollection(parts);\r
+    }\r
+\r
+    @Override\r
+    public void write(PrintStream s) {\r
+        s.print("subgraph ");\r
+        s.print(id);\r
+        s.println(" {");\r
+        s.print("graph");\r
+        writeAttributes(s);\r
+        for(IGraphPart part : parts)\r
+            part.write(s);\r
+        s.println("};");        \r
+    }\r
+\r
+}\r