a59.go

package main

import (
	"code.google.com/p/go-tour/pic"
	"image"
	"image/color"
)

type MyImage struct{}

func (p *MyImage) Bounds() image.Rectangle {
	return image.Rect(0, 0, 128, 96)
}
func (p *MyImage) ColorModel() color.Model {
	return color.RGBAModel
}
func (p *MyImage) At(x, y int) color.Color {
	return color.RGBA{0, 68, 255, 128}
}
func NewMyImage(w, h int) *MyImage {
	i := MyImage{}
	return &i
}
func main() {
	m := NewMyImage(0, 0)
	pic.ShowImage(m)
}