package main

import (
	"golang.org/x/tour/pic"
	"image"
	"image/color"
)

type Image struct {
	w int
	h int
	v uint8
}

func (t Image) At(x, y int) color.Color {
	return color.RGBA{t.v, t.v, 255, 155}
}

func (t Image) Bounds() image.Rectangle {
	return image.Rect(0, 0, t.w, t.h)
}

func (t Image) ColorModel() color.Model {
	return color.RGBAModel
}

func main() {
	m := Image{100, 50, 120}
	pic.ShowImage(m)
}