public CreatorPanel(Creator creator,double screenWidth,double screenHeight) {
super(new Point(screenWidth*3/16,screenHeight-screenWidth*1/16), screenWidth*3/8, screenWidth*1/8);
double halfH=getHeight()/2;
double oneThirdW=getWidth()/3;
this.creator=creator;
this.keys[AREA_KEY_INDEX]=new AreaKey(new Point(getX()-oneThirdW,getTopY()+halfH),oneThirdW,getHeight(),creator.getLevel().getAreaDefinerKinds());
this.keys[LINE_KEY_INDEX]=new LineKey(new Point(getX(),getTopY()+halfH),oneThirdW,getHeight(),creator.getLevel().getLineDefinerKinds());
this.keys[DOT_KEY_INDEX]=new DotKey(new Point(getX()+oneThirdW,getTopY()+halfH),oneThirdW,getHeight(),creator.getLevel().getDotDefinerKinds());
}