func (p *piece) Create(act, inact *xgraphics.Image) {
if act != nil {
if p.active > 0 {
xgraphics.FreePixmap(p.X, p.active)
}
act.CreatePixmap()
act.XDraw()
p.active = act.Pixmap
}
if inact != nil {
if p.inactive > 0 {
xgraphics.FreePixmap(p.X, p.inactive)
}
inact.CreatePixmap()
inact.XDraw()
p.inactive = inact.Pixmap
}
}
// SetImageToBg sets the given image into the background at the proper location
// for the named output to display.
func SetImageToBg(X *xgbutil.XUtil,
bg *xgraphics.Image,
img image.Image,
name string) error {
output, err := util.GetOutputByName(X, name)
if err != nil {
return err
}
geom, err := util.OutputRect(X, output)
if err != nil {
return err
}
if err = bg.CreatePixmap(); err != nil {
return err
}
bg.XDraw()
draw.Draw(bg, geom, img, img.Bounds().Min, draw.Src)
return nil
}