--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwtx/draw2d/graph/SubgraphBoundary.d	Sun Aug 03 00:52:14 2008 +0200
@@ -0,0 +1,100 @@
+/*******************************************************************************
+ * Copyright (c) 2003, 2005 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module dwtx.draw2d.graph.SubgraphBoundary;
+
+import dwt.dwthelper.utils;
+import tango.text.convert.Format;
+
+import dwtx.draw2d.geometry.Insets;
+import dwtx.draw2d.graph.Node;
+import dwtx.draw2d.graph.Subgraph;
+
+/**
+ * For INTERNAL use only.
+ * @author hudsonr
+ * @since 2.1.2
+ */
+class SubgraphBoundary : Node {
+
+/**
+ * constant indicating TOP.
+ */
+public static const int TOP = 0;
+
+/**
+ * constant indicating LEFT.
+ */
+public static const int LEFT = 1;
+
+/**
+ * constant indicating BOTTOM.
+ */
+public static const int BOTTOM = 2;
+
+/**
+ * constant indicating RIGHT.
+ */
+public static const int RIGHT = 3;
+
+/**
+ * Constructs a new boundary.
+ * @param s the subgraph
+ * @param p the padding
+ * @param side which side
+ */
+public this(Subgraph s, Insets p, int side) {
+    super(null, s);
+    this.width = s.width;
+    this.height = s.height;
+    this.padding = new Insets();
+    switch (side) {
+        case LEFT :
+            width = s.insets.left;
+            y = s.y;
+            padding.left = p.left;
+            padding.right = s.innerPadding.left;
+            padding.top = padding.bottom = 0;
+            setParent(s.getParent());
+            data = stringcast(Format("left({})", s )); //$NON-NLS-1$ //$NON-NLS-2$
+            break;
+        case RIGHT :
+            width = s.insets.right;
+            y = s.y;
+            padding.right = p.right;
+            padding.left = s.innerPadding.right;
+            padding.top = padding.bottom = 0;
+            setParent(s.getParent());
+            data = stringcast(Format("right({})", s )); //$NON-NLS-1$ //$NON-NLS-2$
+            break;
+        case TOP :
+            height = s.insets.top;
+            //$TODO width of head/tail should be 0
+            width = 5;
+            padding.top = p.top;
+            padding.bottom = s.innerPadding.top;
+            padding.left = padding.right = 0;
+            data = stringcast(Format("top({})", s )); //$NON-NLS-1$ //$NON-NLS-2$
+            break;
+        case BOTTOM :
+            height = s.insets.bottom;
+            //$TODO width of head/tail should be 0
+            width = 5;
+            padding.top = s.innerPadding.bottom;
+            padding.bottom = p.bottom;
+            padding.left = padding.right = 0;
+            data = stringcast(Format("bottom({})", s )); //$NON-NLS-1$ //$NON-NLS-2$
+            break;
+    }
+}
+
+}