code: func (l *Label) Render() {
  	if l.visibility == VisibilityHide {
  		l.clear()
  		return
  	}
  
  	if !l.status {
  		l.w.printf(l.trueX, l.trueY, l.attr, "%v", l.text)
  		return
  	}
  
  	text := l.text
  	spacing := l.w.x - len([]rune(text)) + EscapedLen(text)
  	if spacing < 0 {
  		spacing = 0
  	}
  
  	left := ""
  	right := ""
  	switch l.justify {
  	case JustifyRight:
  		left = strings.Repeat(" ", spacing)
  	case JustifyLeft:
  		right = strings.Repeat(" ", spacing)
  	case JustifyCenter:
  		left = strings.Repeat(" ", spacing/2)
  		right = strings.Repeat(" ", spacing/2+spacing%2)
  	}
  	x := 0
  	l.w.printf(x, l.trueY, l.attr, "%v%v%v", left, text, right)
  }
docs: // Render implements the Render interface.  This is called from queue context
  // so be careful to not use blocking calls.