sound and brightenss

Menu/GameShell/10_Settings/Brightness/brightness_page.go

@@ -0,0 +1,252 @@
+package main
+
+import(
+  "fmt"
+  
+  "strconv"
+  "github.com/cuu/gogame/event"
+  "github.com/cuu/LauncherGo/sysgo"
+  "github.com/cuu/LauncherGo/sysgo/UI"
+)
+
+type OnChangeCB_T func(int)
+
+type SliderIcon struct {
+  UI.IconItem
+  Parent *BSlider
+  
+}
+func NewSliderIcon() *SliderIcon {
+ 	p := &UI.SliderIcon{}
+	p.MyType = ICON_TYPES["EXE"]
+	p.Align = ALIGN["VCenter"]
+  
+  return p
+}
+
+type SliderMultiIcon struct {
+  UI.MultiIconItem
+  Parent *SoundSlider
+}
+
+func NewSliderMultiIcon() *SliderMultiIcon {
+  p := &SliderMultiIcon{}
+	p.MyType = ICON_TYPES["EXE"]
+	p.Align = ALIGN["VCenter"]
+    
+  p.IconIndex = 0
+	p.IconWidth = 18
+	p.IconHeight = 18
+  
+  return p
+}
+
+type BSlider struct {
+    UI.Slider
+    
+    BGpng *SliderIcon
+    BGwidth   int
+    BGheight  int
+    NeedleSurf 
+    Scale  *SliderMultiIcon
+    Parent *BrightnessPage
+    
+    OnChangeCB OnChangeCB_T
+    
+}
+
+func NewBSlider() *BSlider {
+  p := &SoundSlider{}
+  p.Range = [2]int{0,255}
+  p.Value = 0
+  
+  p.BGwidth = 179
+  p.BGheight = 153
+  
+  return p
+}
+
+func (self *BSlider) Init() {
+
+  self.Width = self.Parent.Width
+  self.Height = self.Parent.Height
+  
+  self.BGpng = NewSliderIcon()
+  self.BGpng.ImgSurf = UI.MyIconPool.GetImgSurf("vol")
+  self.BGpng.MyType = UI.ICON_TYPES["STAT"]
+  self.BGpng.Parent = self
+  self.BGpng.Adjust(0,0,self.BGwidth,self.BGheight,0)
+  
+  self.Scale = NewSliderMultiIcon()
+  self.Scale.MyType = UI.ICON_TYPES["STAT"]
+  self.Scale.Parent = self
+  self.Scale.ImgSurf = UI.MyIconPool.GetImgSurf("scale")
+  self.Scale.IconWidth = 82
+  self.Scale.IconHeight = 63
+  self.Scale.Adjust(0,0,82,63,0)
+
+}
+
+func (self *BSlider) SetValue( brt int) {
+  self.Value = brt
+}
+
+func (self *BSlider) Further() {
+  self.Value += 1
+  
+  if self.Value > 9 {
+    self.Value = 9
+  }
+
+  if self.OnChangeCB != nil {
+    self.OnChangeCB(self.Value)
+  }
+  
+}
+
+func (self *BSlider) StepBack() {
+  self.Value -= 1
+  
+  if self.Value < 0 {
+    self.Value = 0
+  }
+  
+  if self.OnChangeCB != nil {
+    self.OnChangeCB(self.Value)
+  }
+}
+
+func (self *BSlider) Draw() {
+  self.BGpng.NewCoord(self.Width/2,self.Height/2+11)
+  self.BGpng.Draw()
+  
+  self.Scale.NewCoord(self.Width/2,self.Height/2)
+
+  icon_idx := self.Value-1
+  if icon_idx <0 {
+    icon_idx = 0
+  }
+  
+  self.Scale.IconIndex = icon_idx
+  self.Scale.Draw()
+  
+}
+
+type BrightnessPage struct {
+  UI.Page
+  MySlider *BSlider
+}
+
+func NewBrightnessPage() *BrightnessPage {
+  p:= &BrightnessPage{}
+  
+	p.PageIconMargin = 20
+	p.SelectedIconTopOffset = 20
+	p.EasingDur = 10
+	p.Align = UI.ALIGN["SLeft"]
+  
+  p.FootMsg = [5]string{"Nav","","","Back","Enter"}  
+
+  return p
+}
+
+func (self *BrightnessPage) Init() {
+  self.CanvasHWND = self.Screen.CanvasHWND
+  self.Width = self.Screen.Width
+  self.Height = self.Screen.Height
+  
+  self.MySlider = NewBSlider()
+  
+  self.MySlider.Parent = self
+  
+  self.MySlider.SetCanvasHWND(self.CanvasHWND)
+  self.MySlider.OnChangeCB = self.WhenSliderDrag
+  
+  self.MySlider.Init()
+  
+  brt := self.ReadBackLight()
+  
+  self.MySlider.SetValue(brt)
+  
+
+}
+
+func (self *BrightnessPage) ReadBackLight() int {
+  
+  if UI.FileExists(sysgo.BackLight) == false {
+    return 0
+  }
+  
+  lines,err := UI.ReadLines(sysgo.BackLight)
+  
+  if err != nil {
+    fmt.Println(err)
+    return 0
+  }
+  
+  for _,v := range lines {
+    n,e := strconv.Atoi(v)
+    if e == nil {
+      return n
+    }else {
+      fmt.Println(e)
+      return 0
+    }
+    break
+  }
+  
+  return 0
+}
+
+func (self *BrightnessPage) OnLoadCb() {
+  brt := self.ReadBackLight()
+  
+  self.MySlider.SetValue(brt)
+
+}
+
+func (self *BrightnessPage) SetBackLight( newbrt int){
+  
+  newbrt_str := fmt.Sprintf("%d",newbrt)
+  
+  if UI.FileExists(sysgo.BackLight) {
+    err:= ioutil.WriteFile(sysgo.BackLight,[]byte(newbrt_str),0644)
+    if err != nil {
+      fmt.Println(err)
+    }
+  }else{
+    fmt.Println(sysgo.BackLight, " file not existed")
+  }
+}
+
+func (self *BrightnessPage) WhenSliderDrag( val int) {
+  self.SetBackLight(val)
+}
+
+func (self *BrightnessPage) KeyDown(ev *event.Event) {
+	if ev.Data["Key"] == UI.CurKeys["A"] || ev.Data["Key"] == UI.CurKeys["Menu"] {
+		self.ReturnToUpLevelPage()
+		self.Screen.Draw()
+		self.Screen.SwapAndShow()
+	}
+  
+  if ev.Data["Key"] == UI.CurKeys["Right"] {
+    self.MySlider.Further()
+    self.Screen.Draw()
+    self.Screen.SwapAndShow()
+  }
+
+  if ev.Data["Key"] == UI.CurKeys["Left"] {
+    self.MySlider.StepBack()
+    self.Screen.Draw()
+    self.Screen.SwapAndShow()
+  }  
+}
+
+func (self *BrightnessPage) Draw() {
+
+  self.ClearCanvas()
+  self.MySlider.Draw()
+
+}
+

Menu/GameShell/10_Settings/Brightness/plugin_init.go

@@ -0,0 +1,39 @@
+package main
+
+/*
+ * sysgo.BackLight  
+ */
+import (
+/*
+	"github.com/veandco/go-sdl2/ttf"
+
+	"github.com/cuu/gogame/surface"
+	"github.com/cuu/gogame/event"
+	"github.com/cuu/gogame/rect"
+	"github.com/cuu/gogame/color"
+*/	
+	"github.com/cuu/LauncherGo/sysgo/UI"
+	//"github.com/cuu/LauncherGo/sysgo/DBUS"
+)
+
+/******************************************************************************/
+type BrightnessPlugin struct {
+	UI.Plugin
+  BrightnessPage *BrightnessPage
+}
+
+
+func (self *BrightnessPlugin) Init( main_screen *UI.MainScreen ) {
+  
+}
+
+func (self *BrightnessPlugin) Run( main_screen *UI.MainScreen ) {
+	if main_screen != nil {
+    main_screen.PushCurPage()
+    main_screen.SetCurPage(self.BrightnessPage)
+		main_screen.Draw()
+		main_screen.SwapAndShow()
+	}
+}
+
+var APIOBJ BrightnessPlugin