1 files changed, 81 insertions, 0 deletions
diff --git a/extraplugins/diagram-definition/org.eclipse.papyrus.dd.editor/svg/scripts/layouts.js b/extraplugins/diagram-definition/org.eclipse.papyrus.dd.editor/svg/scripts/layouts.js
new file mode 100644
index 00000000000..320fde089e8
--- /dev/null
+++ b/extraplugins/diagram-definition/org.eclipse.papyrus.dd.editor/svg/scripts/layouts.js
@@ -0,0 +1,81 @@
+/**
+ * Copyright (c) 2014 CEA LIST.
+ *  
+ * 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:
+ *  CEA LIST - Initial API and implementation
+ */
+
+function layout(evt) {
+	doLayout(evt.target);
+}
+
+function doLayout(parent) {
+	verticalFlow(parent);
+}
+
+function verticalFlow(parent) {
+	var x = parent.getAttribute("x");
+	var y = parent.getAttribute("y");
+	var width = parent.getAttribute("width");
+	var height = parent.getAttribute("height");
+
+	var children = parent.getChildNodes();
+	var n = children.getLength();
+	var childHeight = height / n; 
+    for (var i=0; i<n; i++)
+		setBounds(children.item(i), 0, i*childHeight, width, childHeight);
+}
+
+function setBounds(element, x, y, width, height) {
+	if (element.tagName == "rect")
+		setRectBounds(element, x, y, width, height);
+	else if (element.tagName == "svg")
+		setSvgBounds(element, x, y, width, height);
+	else if (element.tagName == "circle")
+		setCircleBounds(element, x, y, width, height);
+	else if (element.tagName == "text")
+		setTextBounds(element, x, y, width, height);
+}
+
+function setSvgBounds(element, x, y, width, height) {
+	element.setAttribute("x", x);
+	element.setAttribute("y", y);
+	element.setAttribute("width", width);
+	element.setAttribute("height", height);
+	doLayout(element);
+}
+
+function setRectBounds(element, x, y, width, height) {
+	element.setAttribute("x", x);
+	element.setAttribute("y", y);
+	element.setAttribute("width", width);
+	element.setAttribute("height", height);
+}
+
+function setCircleBounds(element, x, y, width, height) {
+	element.setAttribute("cx", x+width/2);
+	element.setAttribute("cy", y+height/2);
+	if (width <= height)
+		element.setAttribute("r", width/2);
+	else
+		element.setAttribute("r", height/2);
+}
+
+function setTextBounds(element, x, y, width, height) {
+	var bbox = element.getBBox();
+	element.setAttribute("x", x+(width-bbox.width)/2);
+	element.setAttribute("y", y+(height+bbox.height/2)/2);
+}
+
+function setLineBounds(element, x, y, width, height) {
+	var bbox = element.getBBox();
+	element.setAttribute("x1", x);
+	element.setAttribute("y1", y);
+	element.setAttribute("x2", x+width);
+	element.setAttribute("y2", y+height);
+}