clockwiseness = "counterclockwise";
}
// Calculate angle swept since last frame
double sweptAngle = 0;
if (circle.state() != State.STATE_START) {
CircleGesture previousUpdate =
new CircleGesture(controller.frame(1).gesture(circle.id()));
sweptAngle = (circle.progress() - previousUpdate.progress()) * 2 * Math.PI;
}