protected void _makeSceneGraphConnection() throws IllegalActionException {
int width = sceneGraphIn.getWidth();
for (int i = 0; i < width; i++) {
if (sceneGraphIn.hasToken(i)) {
Scene2DToken figureToken = (Scene2DToken) sceneGraphIn.get(i);
Figure figure = figureToken.getFigure();
_figure.add(figure);
}
}
sceneGraphOut.send(0, new Scene2DToken(_figure));
}