# -*- coding: utf-8 -*- import pygame #from libs.roundrects import aa_round_rect import alsaaudio ## local UI import from UI.constants import Width,Height,ICON_TYPES from UI.page import Page,PageSelector from UI.icon_item import IconItem from UI.label import Label from UI.util_funcs import midRect from UI.keys_def import CurKeys, IsKeyMenuOrB from UI.slider import Slider from UI.multi_icon_item import MultiIconItem from UI.icon_pool import MyIconPool import myvars class SoundSlider(Slider): OnChangeCB = None _BGpng = None _BGwidth = 192 _BGheight = 173 _NeedleSurf = None _Scale = None _Parent = None snd_segs = [ [0,20],[21,40],[41,50],[51,60],[61,70],[71,85],[86,90],[91,95],[96,100] ] def __init__(self): Slider.__init__(self) def Init(self): self._Width = self._Parent._Width self._Height = self._Parent._Height self._BGpng = IconItem() self._BGpng._ImgSurf = MyIconPool.GiveIconSurface("vol") self._BGpng._MyType = ICON_TYPES["STAT"] self._BGpng._Parent = self self._BGpng.Adjust(0,0,self._BGwidth,self._BGheight,0) ##self._NeedleSurf = pygame.Surface( (38,12),pygame.SRCALPHA ) self._Scale = MultiIconItem() self._Scale._MyType = ICON_TYPES["STAT"] self._Scale._Parent = self self._Scale._ImgSurf = MyIconPool.GiveIconSurface("scale") self._Scale._IconWidth = 82 self._Scale._IconHeight = 63 self._Scale.Adjust(0,0,82,63,0) def SetValue(self,vol):#pct 0-100 for i,v in enumerate(self.snd_segs): if vol >= v[0] and vol <= v[1]: self._Value = i # self._Value : 0 - 8 break def Further(self): self._Value+=1 if self._Value > len(self.snd_segs)-1: self._Value = len(self.snd_segs) -1 vol = self.snd_segs[self._Value][0] + (self.snd_segs[self._Value][1] - self.snd_segs[self._Value][0])/2 if self.OnChangeCB != None: if callable(self.OnChangeCB): self.OnChangeCB( vol ) def StepBack(self): self._Value-=1 if self._Value < 0: self._Value = 0 vol = self.snd_segs[self._Value][0] + (self.snd_segs[self._Value][1] - self.snd_segs[self._Value][0])/2 if self.OnChangeCB != None: if callable(self.OnChangeCB): self.OnChangeCB( vol ) def Draw(self): self._BGpng.NewCoord(self._Width/2,self._Height/2 ) self._BGpng.Draw() self._Scale.NewCoord(self._Width/2,self._Height/2) self._Scale._IconIndex = self._Value self._Scale.Draw() class SoundPage(Page): _MySlider = None _FootMsg = ["Nav","","","Back","Enter"] def Init(self): self._CanvasHWND = self._Screen._CanvasHWND self._Width = self._Screen._Width self._Height = self._Screen._Height self._MySlider = SoundSlider() self._MySlider._Parent = self self._MySlider.SetCanvasHWND(self._CanvasHWND) self._MySlider.OnChangeCB = self.WhenSliderDrag self._MySlider.Init() try: m = alsaaudio.Mixer() self._MySlider.SetValue(m.getvolume()[0]) except Exception,e: print(str(e)) self._MySlider.SetValue(0) def OnLoadCb(self): try: m = alsaaudio.Mixer() self._MySlider.SetValue(m.getvolume()[0]) except Exception,e: print(str(e)) def WhenSliderDrag(self,value): ##value 0-100 if value < 0 or value > 100: return m = alsaaudio.Mixer() m.setvolume(int(value)) def KeyDown(self,event): if IsKeyMenuOrB(event.key): self.ReturnToUpLevelPage() self._Screen.Draw() self._Screen.SwapAndShow() if event.key == CurKeys["Right"]: self._MySlider.Further() self._Screen.Draw() self._Screen.SwapAndShow() if event.key == CurKeys["Left"]: self._MySlider.StepBack() self._Screen.Draw() self._Screen.SwapAndShow() def Draw(self): self.ClearCanvas() self._MySlider.Draw()