/** set tickFlag according to OldTick and NewTick */ public synchronized void setTicks() { tickFlag = (OldTick < NewTick || (NewTick < 0 && 0 < OldTick)); /* System.out.println(Scalar + " -> " + DisplayScalar + " set tickFlag = " + tickFlag); */ OldTick = NewTick; if (control != null) control.setTicks(); }