/**
* Clones this Step.
*
* @return a cloned step
*/
public Object clone() {
PositionStep step = (PositionStep) super.clone();
if (step != null) step.points[0] = step.p = step.new Position(p.getX(), p.getY());
step.textLayouts = new HashMap<TrackerPanel, TextLayout>();
step.layoutBounds = new HashMap<TrackerPanel, Rectangle>();
return step;
}
/**
* Constructs a PositionStep with specified image coordinates.
*
* @param track the PointMass track
* @param n the frame number
* @param x the x coordinate
* @param y the y coordinate
*/
public PositionStep(PointMass track, int n, double x, double y) {
super(track, n);
p = new Position(x, y);
p.setTrackEditTrigger(true);
points = new TPoint[] {p};
screenPoints = new Point[getLength()];
}
/**
* Gets TextLayout screen position.
*
* @param trackerPanel the tracker panel
* @return the screen position point
*/
protected Point getLayoutPosition(TrackerPanel trackerPanel) {
Point pt = p.getScreenPosition(trackerPanel);
pt.setLocation(pt.x - 4 - textLayoutFont.getSize(), pt.y - 6);
return pt;
}
