(ringColor, 20));
ringRadial.addColorStop(0.95, ht.Default.brighter(ringColor, 40));
ringRadial.addColorStop.../ 2, origin.x, origin.y, ringRadio + ringBorderWidth / 2);
borderRadial.addColorStop(0, ht.Default.brighter...calibrationBrightColor : ht.Default.brighter(calibrationDarkColor, 10);
g.moveTo(i.startx, i.starty.../ 2, 0, origin.x, origin.y - ringRadio / 2, 1.5 * ringRadio);
ringRadial.addColorStop(0, ht.Default.brighter.../ 2, origin.x, origin.y, ringRadio + ringBorderWidth / 2);
borderRadial.addColorStop(0, ht.Default.brighter