}
protected void calculateHotSpot(){
float overRad = (this.overIncludesBezel) ? bezelRadius : gripRadius;
if(mouseOverArcOnly)
hotspots[0] = new HSarc(1, width/2 , height/2, overRad, startAng, endAng); // over grip
else
hotspots[0] = new HScircle(1, width/2, height/2, overRad);
}