stone/examples/hello/main.go

74 lines
1.6 KiB
Go

package main
import "os"
import "fmt"
import "time"
import "image"
import _ "image/png"
import "git.tebibyte.media/sashakoshka/stone"
import _ "git.tebibyte.media/sashakoshka/stone/backends/x"
var application = &stone.Application { }
var currentTime = time.Time { }
func main () {
application.SetTitle("hellorld")
application.SetSize(12, 2)
iconFile16, err := os.Open("assets/scaffold16.png")
if err != nil { panic(err) }
icon16, _, err := image.Decode(iconFile16)
if err != nil { panic(err) }
iconFile16.Close()
iconFile32, err := os.Open("assets/scaffold32.png")
if err != nil { panic(err) }
icon32, _, err := image.Decode(iconFile32)
if err != nil { panic(err) }
iconFile16.Close()
application.SetIcon([]image.Image { icon16, icon32 })
application.OnStart(onStart)
application.OnResize(onResize)
err = application.Run()
if err != nil { panic(err) }
}
func onStart () {
redraw()
go tick()
}
func onResize () {
redraw()
}
func redraw () {
currentTime = time.Now()
application.SetDot(0, 0)
fmt.Fprintln(application, "hellorld!")
hour := currentTime.Hour()
minute := currentTime.Minute()
second := currentTime.Second()
application.SetRune(0, 1, rune(hour / 10 + 48))
application.SetRune(1, 1, rune(hour % 10 + 48))
application.SetRune(2, 1, ':')
application.SetRune(3, 1, rune(minute / 10 + 48))
application.SetRune(4, 1, rune(minute % 10 + 48))
application.SetRune(5, 1, ':')
application.SetRune(6, 1, rune(second / 10 + 48))
application.SetRune(7, 1, rune(second % 10 + 48))
}
func tick () {
for {
redraw()
application.Draw()
time.Sleep(time.Second)
}
}