Emits a circle approximated by four cubic Bezier curves. If
stroke_width is a finite positive value, the circle is
rendered as an outlined ring of that thickness centered on
the nominal radius; if stroke_width is NaN, the circle is
rendered as a filled disc.
Emits a circle approximated by four cubic Bezier curves. If
stroke_widthis a finite positive value, the circle is rendered as an outlined ring of that thickness centered on the nominal radius; ifstroke_widthisNaN, the circle is rendered as a filled disc.