public boolean save(File file, String options) {
PrintWriter writer = PApplet.createWriter(file);
boolean result = write(writer);
writer.flush();
writer.close();
return result;
}
// Sends this object and its kids to a Writer with an indent of 2 spaces,
// including the declaration at the top so that the output will be valid XML.
public boolean write(PrintWriter output) {
output.print(format(2));
output.flush();
return true;
}