LauncherGoDev/sysgo/UI/counter_screen.go
2018-12-06 23:49:04 +08:00

166 lines
3.3 KiB
Go

package UI
import (
"fmt"
gotime "time"
"github.com/veandco/go-sdl2/ttf"
"github.com/cuu/gogame/color"
"github.com/cuu/gogame/event"
"github.com/cuu/gogame/surface"
"github.com/cuu/LauncherGoDev/sysgo"
)
type CounterScreen struct {
FullScreen
CounterFont *ttf.Font
TextFont1 *ttf.Font
TextFont2 *ttf.Font
TopLabel LabelInterface
BottomLabel LabelInterface
NumberLabel LabelInterface
BGColor *color.Color
FGColor *color.Color
Counting bool
Number int // 10
inter_counter int //
TheTicker *gotime.Ticker
TickerStoped chan bool
}
func NewCounterScreen() *CounterScreen {
p := &CounterScreen{}
p.Number = 10
p.CounterFont = Fonts["varela120"]
p.TextFont1 = Fonts["varela15"]
p.TextFont2 = Fonts["varela12"]
p.BGColor = &color.Color{0,0,0,255}
p.FGColor = &color.Color{255,255,255,255}
return p
}
func (self *CounterScreen ) Interval() {
for {
select {
case <-self.TheTicker.C:
self.inter_counter += 1
if self.Number == 0 {
self.Counting = false
self.TheTicker.Stop()
fmt.Println("do the real shutdown")
if sysgo.CurKeySet != "PC" {
cmdpath := "feh --bg-center sysgo/gameshell/wallpaper/seeyou.png;"
cmdpath = cmdpath + "sleep 3;"
cmdpath = cmdpath + "sudo halt -p"
event.Post(RUNEVT,cmdpath)
}
break
}
if self.inter_counter >= 2 {
self.Number -= 1
if self.Number < 0 {
self.Number = 0
}
fmt.Println("sub Number ", self.Number)
self.inter_counter = 0
self.Draw()
self.SwapAndShow()
}
case <- self.TickerStoped:
break
}
}
}
func (self *CounterScreen) StartCounter() {
if self.Counting == true {
return
}
self.Number = 10
self.inter_counter = 0
self.Counting = true
self.TheTicker = gotime.NewTicker(500 * gotime.Millisecond)
go self.Interval()
}
func (self *CounterScreen) StopCounter() {
if self.Counting == false {
return
}
self.Counting = false
self.Number = 0
self.inter_counter = 0
self.TheTicker.Stop()
self.TickerStoped <- true
}
func (self *CounterScreen) Init() {
self.CanvasHWND = surface.Surface(self.Width,self.Height)
self.TopLabel = NewLabel()
self.TopLabel.SetCanvasHWND( self.CanvasHWND)
self.TopLabel.Init("System shutdown in", self.TextFont1,self.FGColor)
self.BottomLabel = NewLabel()
self.BottomLabel.SetCanvasHWND(self.CanvasHWND)
self.BottomLabel.Init("Press any key to stop countdown",self.TextFont2,self.FGColor)
self.NumberLabel = NewLabel()
self.NumberLabel.SetCanvasHWND(self.CanvasHWND)
number_str := fmt.Sprintf("%d",self.Number)
self.NumberLabel.Init(number_str,self.CounterFont,self.FGColor)
self.TickerStoped = make(chan bool,1)
}
func (self *CounterScreen) Draw() {
surface.Fill(self.CanvasHWND, self.FGColor)
self.TopLabel.NewCoord(Width/2,15)
self.TopLabel.DrawCenter(false)
self.BottomLabel.NewCoord(Width/2, Height-15)
self.BottomLabel.DrawCenter(false)
self.NumberLabel.NewCoord(Width/2,Height/2)
number_str := fmt.Sprintf("%d",self.Number)
self.NumberLabel.SetText(number_str)
self.NumberLabel.DrawCenter(false)
}