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package main
import (
"image/color"
"github.com/fogleman/gg"
)
func main() {
dc := gg.NewContext(400, 200)
grad := gg.NewRadialGradient(100, 100, 10, 100, 120, 80)
grad.AddColorStop(0, color.RGBA{0, 255, 0, 255})
grad.AddColorStop(1, color.RGBA{0, 0, 255, 255})
dc.SetFillStyle(grad)
dc.DrawRectangle(0, 0, 200, 200)
dc.Fill()
dc.SetColor(color.White)
dc.DrawCircle(100, 100, 10)
dc.Stroke()
dc.DrawCircle(100, 120, 80)
dc.Stroke()
dc.SavePNG("out.png")
}
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