Пример #1
0
func (p *clock) Draw(dst draw.Image) error {
	format := p.Format
	if format == "" {
		format = DefaultFormat
	}
	msg := time.Now().Format(format)
	return p.font.Text(dst, msg, truetype.Foreground(p.state.Config.Foreground))
}
Пример #2
0
func (p *batteries) Draw(dst draw.Image) error {
	// TODO handle >1 battery
	bats, err := battery.GetAll()
	if err != nil {
		return fmt.Errorf("cannot access power supply state: %v", err)
	}
	buf := bytes.NewBufferString("bat:")
	for i, bat := range bats {
		if bat.Full == 0.0 {
			return fmt.Errorf("battery #%d full energy level is zero", i)
		}
		fmt.Fprintf(buf, " %.0f%%", bat.Current/bat.Full*100)
		switch bat.State {
		case battery.Charging:
			fmt.Fprint(buf, " AC")
		}
	}
	msg := buf.String()
	return p.font.Text(dst, msg, truetype.Foreground(p.state.Config.Foreground))
}
Пример #3
0
func (p *placeholder) Draw(dst draw.Image) error {
	msg := fmt.Sprintf("%dx%d", dst.Bounds().Dx(), dst.Bounds().Dy())
	// TODO centered
	return p.font.Text(dst, msg, truetype.Foreground(p.state.Config.Foreground))
}