Is there a circle example?

[mqliutie]

  const textBg = scene.add.nineslice(
    0,
    0,
    74,
    74,
    {key: 'nineimages', frame: 'bg-assets.png'},
    [1,36],
  );

set textBg width to 500

textBg.setSize(500,50)

left and right is not semi-circle. how can i do this.