question: public Shape createSliderThumbDiscrete ( final int x , final int y , final int w , final int h , final CornerSize size ) { final double topArc = size . getRadius ( w , h ) ; final double bottomArcH = size == CornerSize . INTERIOR ? 0 : 1 ; final double bottomArcW = 3 ; path . reset ( ) ; path . moveTo ( x , y + topArc ) ; path . quadTo ( x , y , x + topArc , y ) ; path . lineTo ( x + w - topArc , y ) ; path . quadTo ( x + w , y , x + w , y + topArc ) ; path . lineTo ( x + w , y + h / 2.0 ) ; path . quadTo ( x + w - bottomArcW , y + h - bottomArcH , x + w / 2.0 , y + h ) ; path . quadTo ( x + bottomArcW , y + h - bottomArcH , x , y + h / 2.0 ) ; path . closePath ( ) ; return path ; }
target:  Return a path for a discrete slider thumb's concentric sections.