public void update() {
updateThisOne();
if (children != null) {
for (GeometryObject geometryObject : children) {
geometryObject.update();
}
}
}
@Override
public void draw(IDrawContext drawContext) {
drawThisOne(drawContext);
if (children != null) {
for (GeometryObject geometryObject : children) {
geometryObject.draw(drawContext);
}
}
}