Files
8bitMyGoUI/display/statusdot.go
T

49 lines
999 B
Go

package display
import (
"fmt"
"github.com/egoist/mygo/ui"
"git.zacharyzhang.com/ZacharyZhang-NY/8bitMyGoUI/pixel"
)
type Status uint8
const (
Online Status = iota
Away
Busy
Offline
)
var (
statusSlots = [...]pixel.Slot{Online: pixel.Good, Away: pixel.Warn, Busy: pixel.Bad, Offline: pixel.Faint}
statusKeys = [...]string{Online: "online", Away: "away", Busy: "busy", Offline: "offline"}
)
type StatusDotOptions struct {
// Live makes an online dot blink.
Live bool
Label string
}
// StatusDot is a 7-dot status light.
func StatusDot(c *ui.Context, s Status, o StatusDotOptions) *ui.Element {
if int(s) >= len(statusSlots) {
panic(fmt.Sprintf("display: unknown Status %d", s))
}
k := pixel.K(c)
label := o.Label
if label == "" {
label = k.Msg(statusKeys[s])
}
return art(c, k, label, 7, 7, func(g pixel.Canvas) {
g.Disc(3, 3, 3, pixel.Edge)
if !(o.Live && s == Online && g.Step(2)%2 == 1) {
g.Disc(3, 3, 2, statusSlots[s])
g.Dot(2, 2, pixel.Lit)
}
})
}