func (g *TextGraphics) Rings(wedges []chart.Wedgeinfo, x, y, ro, ri int) {
if g.xoff == -1 {
g.xoff = int(float64(ro) * (CircleStretchFactor - 1))
// debug.Printf("Shifting center about %d (ro=%d, f=%.2f)", g.xoff, ro, CircleStretchFactor)
}
for i := range wedges {
wedges[i].Style.LineWidth = 1
}
chart.GenericRings(g, wedges, x+g.xoff, y, ro, ri, 1.8)
}
func (ig *ImageGraphics) Rings(wedges []chart.Wedgeinfo, x, y, ro, ri int) {
chart.GenericRings(ig, wedges, x, y, ro, ri, 1)
}