1 files changed, 44 insertions, 0 deletions
diff --git a/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/edit/policies/LifelineHeadImpactLayoutEditPolicy.java b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/edit/policies/LifelineHeadImpactLayoutEditPolicy.java
new file mode 100644
index 00000000000..072df221aab
--- /dev/null
+++ b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/edit/policies/LifelineHeadImpactLayoutEditPolicy.java
@@ -0,0 +1,44 @@
+/*****************************************************************************
+ * Copyright (c) 2013 CEA
+ *
+ *    
+ * 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:
+ *   Soyatec - Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.uml.diagram.sequence.edit.policies;
+
+import org.eclipse.draw2d.RectangleFigure;
+import org.eclipse.draw2d.geometry.Dimension;
+import org.eclipse.draw2d.geometry.Rectangle;
+import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.CustomLifelineEditPart;
+import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.CustomLifelineEditPart.CustomLifelineFigure;
+import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.LifelineEditPart;
+import org.eclipse.papyrus.uml.diagram.sequence.util.LifelineHeadUtil;
+
+
+/**
+ * @author Jin Liu (jin.liu@soyatec.com)
+ */
+public class LifelineHeadImpactLayoutEditPolicy extends AbstractHeadImpactLayoutEditPolicy {
+
+	@Override
+	protected int getHeadHeight() {
+		CustomLifelineFigure primaryShape = ((CustomLifelineEditPart)getHost()).getPrimaryShape();
+		RectangleFigure figure = primaryShape.getFigureLifelineNameContainerFigure();
+		Rectangle r = getBoundsRect();
+		Dimension preferredSize = figure.getPreferredSize(r.width, -1);
+		return preferredSize.height;
+	}
+
+	@Override
+	protected void doImpactLayout(int resizeDelta) {
+		LifelineHeadUtil.updateHead((LifelineEditPart)getHost(), resizeDelta);
+	}
+
+}