try {
System.out.println("Reading: " + files[i]);
Document svgDoc = loader.loadDocument
(files[i].toURL().toString());
System.out.println("Building: " + files[i]);
gvtRoot = builder.build(ctx, svgDoc);
System.out.println("Rendering: " + files[i]);
renderer.setTree(gvtRoot);
Element elt = ((SVGDocument)svgDoc).getRootElement();
renderer.setTransform