DOWN_RIGHT_CORNER
case DOWN_RIGHT_CORNER:
case DOWN_RIGHT_CORNER:
return point.y < centerY ? UP_RIGHT_CORNER : DOWN_RIGHT_CORNER;
else if (Corner() == DOWN_RIGHT_CORNER)
SetCorner(DOWN_RIGHT_CORNER);
else if (Corner() == DOWN_RIGHT_CORNER)
SetCorner(DOWN_RIGHT_CORNER);
SetCorner(DOWN_RIGHT_CORNER);