Delta.java

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package uk.ac.cam.echo.TouchClient;

/**
 *
 * @author Philip
 */
class Delta {
    private boolean pressed = false;
    public long time;
    public synchronized boolean testAndPress(){
        if (pressed){
            return false;
        }else{
            pressed = true;
            return true;
        }
    }
    public synchronized boolean isPressed(){
        return pressed;
    }
    public synchronized void unPress(){
        pressed = false;
    }
    public int id;
    public double x;
    public double y;
}