public void exportFigure(String fileName) {
ShapeGrammarModel grammar = new ShapeGrammarModel();
grammar.getShapes().clear();
ShapeModel wholeModel = grammar.addShape();
wholeModel.merge((ShapeModel) model);
Rectangle2D modelBounds = wholeModel.getBounds();
// now move to 0,0
if (modelBounds.getMinX() < 0) {