private Shape decodeShadow(int width,int height){
  path.reset();
  path.moveTo(width - 1,0);
  path.lineTo(width - 1,height - 4);
  path.lineTo(width - 4,height - 1);
  path.lineTo(2,height - 1);
  path.lineTo(1,height - 2);
  return path;
}

private Shape decodeShadow ( int width , int height ) { path . reset ( ) ; path . moveTo ( width - 1 , 0 ) ; path . lineTo ( width - 1 , height - 4 ) ; path . lineTo ( width - 4 , height - 1 ) ; path . lineTo ( 2 , height - 1 ) ; path . lineTo ( 1 , height - 2 ) ; return path ; }
create the button shadow shape .
