func ShowBuffer(title string, buffer image.Image) {
if buffer == nil {
return
}
width, height := int(buffer.Bounds().Max.X), int(buffer.Bounds().Max.Y)
if width == 0 || height == 0 {
return
}
w, err := xgb.NewWindow(width, height)
if err != nil {
return
}
w.SetTitle(title)
for x := 0; x < width; x++ {
for y := 0; y < height; y++ {
if (x/10)%2 == (y/10)%2 {
w.Screen().Set(x, y, color.White)
} else {
w.Screen().Set(x, y, color.RGBA{200, 200, 200, 255})
}
}
}
draw.Draw(w.Screen(), buffer.Bounds(), buffer, image.Point{0, 0}, draw.Over)
w.FlushImage()
w.Show()
loop:
for e := range w.EventChan() {
switch e.(type) {
case wde.CloseEvent, wde.MouseDownEvent:
break loop
}
}
w.Close()
}
func init() {
WindowGenerator = func(parent wde.Window, width, height int) (window wde.Window, err error) {
window, err = xgb.NewWindow(width, height)
return
}
}