Add virtual keys to Piano app (#939)
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C6H12O6 + NaCl + H2O
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3fbff37095
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5c38bb64a0
@@ -1,5 +1,6 @@
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local gc=love.graphics
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local kb=love.keyboard
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local min,max=math.min,math.max
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local instList={'lead','bell','bass'}
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local keys={
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@@ -8,46 +9,233 @@ local keys={
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['a']=37,['s']=39,['d']=41,['f']=42,['g']=44,['h']=46,['j']=48,['k']=49,['l']=51,[';']=53,["'"]=54,['return']=56,
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['z']=25,['x']=27,['c']=29,['v']=30,['b']=32,['n']=34,['m']=36,[',']=37,['.']=39,['/']=41,
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}
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local lastPlayBGM
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local inst
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local offset
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local showingKey
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local sharpt,flattt=false,false
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-- PREPARE VIRTUAL KEYS
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-- PREPARE VIRTUAL KEYS
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-- NOTE: I made this list because I want to use WIDGET.draw() and don't need another function
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-- I will handling the behavior in an other function
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local virtualKeys={
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-- Number row: 01234567890-= 13
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WIDGET.newKey {name='key1' ,x= 75,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'1' },
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WIDGET.newKey {name='key2' ,x= 165,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'2' },
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WIDGET.newKey {name='key3' ,x= 255,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'3' },
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WIDGET.newKey {name='key4' ,x= 345,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'4' },
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WIDGET.newKey {name='key5' ,x= 435,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'5' },
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WIDGET.newKey {name='key6' ,x= 525,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'6' },
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WIDGET.newKey {name='key7' ,x= 615,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'7' },
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WIDGET.newKey {name='key8' ,x= 755,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'8' },
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WIDGET.newKey {name='key9' ,x= 845,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'9' },
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WIDGET.newKey {name='key0' ,x= 935,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'0' },
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WIDGET.newKey {name='key-' ,x=1025,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'-' },
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WIDGET.newKey {name='key=' ,x=1115,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'=' },
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WIDGET.newKey {name='keyBACKSPACE',x=1205,y=335,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'backspace'},
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-- Top row: QWERTYUIOP[]\ 13
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WIDGET.newKey {name='keyQ' ,x= 75,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'q' },
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WIDGET.newKey {name='keyW' ,x= 165,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'w' },
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WIDGET.newKey {name='keyE' ,x= 255,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'e' },
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WIDGET.newKey {name='keyR' ,x= 345,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'r' },
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WIDGET.newKey {name='keyT' ,x= 435,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey't' },
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WIDGET.newKey {name='keyY' ,x= 525,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'y' },
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WIDGET.newKey {name='keyU' ,x= 615,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'u' },
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WIDGET.newKey {name='keyI' ,x= 755,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'i' },
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WIDGET.newKey {name='keyO' ,x= 845,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'o' },
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WIDGET.newKey {name='keyP' ,x= 935,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'p' },
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WIDGET.newKey {name='key[' ,x=1025,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'[' },
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WIDGET.newKey {name='key]' ,x=1115,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey']' },
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WIDGET.newKey {name='key\\' ,x=1205,y=425,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'\\'},
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-- Home row ASDFGHJKL;''<ENTER> 12
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WIDGET.newKey {name='keyA' ,x= 75,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='R',code=pressKey'a' },
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WIDGET.newKey {name='keyS' ,x= 165,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='W',code=pressKey's' },
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WIDGET.newKey {name='keyD' ,x= 255,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='P',code=pressKey'd' },
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WIDGET.newKey {name='keyF' ,x= 345,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='N',code=pressKey'f' },
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WIDGET.newKey {name='keyG' ,x= 435,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'g' },
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WIDGET.newKey {name='keyH' ,x= 525,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'h' },
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WIDGET.newKey {name='keyJ' ,x= 615,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='O',code=pressKey'j' },
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WIDGET.newKey {name='keyK' ,x= 755,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='L',code=pressKey'k' },
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WIDGET.newKey {name='keyL' ,x= 845,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='G',code=pressKey'l' },
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WIDGET.newKey {name='key;' ,x= 935,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='C',code=pressKey';' },
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WIDGET.newKey {name='key\'' ,x=1025,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'\'' },
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WIDGET.newKey {name='keyRETURN' ,x=1115,y=515,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'return'},
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-- Bottom row ZXCVBNM,./ 10
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WIDGET.newKey {name='keyZ' ,x= 75,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'z'},
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WIDGET.newKey {name='keyX' ,x= 165,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'x'},
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WIDGET.newKey {name='keyC' ,x= 255,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'c'},
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WIDGET.newKey {name='keyV' ,x= 345,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'v'},
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WIDGET.newKey {name='keyB' ,x= 435,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'b'},
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WIDGET.newKey {name='keyN' ,x= 525,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'n'},
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WIDGET.newKey {name='keyM' ,x= 615,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'm'},
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WIDGET.newKey {name='key,' ,x= 755,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey','},
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WIDGET.newKey {name='key.' ,x= 845,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'.'},
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WIDGET.newKey {name='key/' ,x= 935,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=pressKey'/'},
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WIDGET.newKey {name='keyCtrl' ,x=1115,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=function() flattt=not flattt;sharpt=false end},
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WIDGET.newKey {name='keyShift' ,x=1205,y=605,w=75 ,h=75,sound=false,font=35,fText='',color='Z',code=function() sharpt=not sharpt;flattt=false end},
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}
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setmetatable(virtualKeys,{__index=function(L,k) for i=1,#L do if L[i].name==k then return L[i] end end end})
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-- Set objects text
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virtualKeys['keyCtrl'] :setObject(CHAR.key.ctrl )
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virtualKeys['keyShift']:setObject(CHAR.key.shift)
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-- Overwrite some functions
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for k=1,#virtualKeys do
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local K=virtualKeys[k]
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-- Overwrite the update function
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function K:update(activateState)
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-- activateState
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-- 0 - Off
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-- 1 - On then off
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-- 2 - On
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local dt=love.timer.getDelta()
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local ATV=self.ATV
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local maxTime=6.2
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if activateState~=nil then self.activateState=activateState
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elseif (self.activateState==1 and ATV==maxTime) or not self.activateState then self.activateState=0 end
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-- When I can emulate holding key
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-- self.activateState=activateState and activateState or not ATV>maxTime and self.activateState end
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if self.activateState>0 then
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self.ATV=min(ATV+dt*60,maxTime)
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elseif ATV>0 then
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self.ATV=max(ATV-dt*30,0)
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end
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end
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-- Remove unnecessary function (reduce memory usage)
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function K:getCenter() end
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function K:getInfo() end
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function K:drag() end
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function K:release() end
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end
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--/ PREPARE VIRTUAL KEYS
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--/ PREPARE VIRTUAL KEYS
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local scene={}
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-- Set all virtual key's text
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local function _setNoteName(offset)
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for k=1,#virtualKeys do
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local K=virtualKeys[k]
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local keyName=string.sub(K.name:lower(),4)
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if keys[keyName] then K:setObject(SFX.getNoteName(keys[keyName]+offset)) end
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end
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end
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-- Show virtual key
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local function _showVirtualKey(switch)
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if switch~=nil then showingKey=switch else showingKey=not showingKey end
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for k=1,#virtualKeys do
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virtualKeys[k].hide=not showingKey
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end
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end
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local function _notHoldCS(a)
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flattt,sharpt=false,false
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virtualKeys['keyCtrl'].color,virtualKeys['keyShift'].color=COLOR.Z,COLOR.Z
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if not a then _setNoteName(offset) end
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end
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local function _holdingCtrl()
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_notHoldCS(1)
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virtualKeys['keyCtrl'].color=COLOR.R
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_setNoteName(offset-1)
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end
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local function _holdingShift()
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_notHoldCS(1)
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virtualKeys['keyShift'].color=COLOR.R
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_setNoteName(offset+1)
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end
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-- Set scene's variables
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function scene.enter()
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inst='lead'
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offset=0
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lastPlayBGM=BGM.getPlaying()[1]
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BGM.stop()
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_notHoldCS()
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_showVirtualKey(MOBILE and true or false)
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end
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function scene.touchDown(x,y,k)
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-- TODO
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function scene.touchDown(x,y,_)
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if showingKey then
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for k=1,#virtualKeys do
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local K=virtualKeys[k]
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if K:isAbove(x,y) then K.code(); K:update(1) end end
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-- Change Shift/Ctrl key's color when shift note temproraily
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if flattt or sharpt then
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if flattt then _holdingCtrl() else _holdingShift() end
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else _notHoldCS() end
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end
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end
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scene.mouseDown=scene.touchDown
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scene.mouseUp =scene.touchUp
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function scene.keyDown(key,isRep)
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if not isRep and keys[key] then
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local note=keys[key]+offset
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if kb.isDown('lshift','rshift') then note=note+1 end
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if kb.isDown('lctrl','rctrl') then note=note-1 end
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if kb.isDown('lshift','rshift') or sharpt then note=note+1 end
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if kb.isDown('lctrl','rctrl') or flattt then note=note-1 end
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SFX.playSample(inst,note)
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TEXT.show(SFX.getNoteName(note),math.random(150,1130),math.random(140,500),60,'score',.8)
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if showingKey then
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virtualKeys['key'..key:upper()]:update(1)
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TEXT.show(SFX.getNoteName(note),math.random(75,1205),math.random(162,260),60,'score',.8)
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else
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TEXT.show(SFX.getNoteName(note),math.random(75,1205),math.random(162,620),60,'score',.8)
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end
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elseif kb.isDown('lctrl','rctrl') then _holdingCtrl()
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elseif kb.isDown('lshift','rshift') then _holdingShift()
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elseif key=='tab' then
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inst=TABLE.next(instList,inst)
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elseif key=='lalt' then
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offset=math.max(offset-1,-12)
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if showingKey then _setNoteName(offset) end
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elseif key=='ralt' then
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offset=math.min(offset+1,12)
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if showingKey then _setNoteName(offset) end
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elseif key=='f5' then _showVirtualKey(not showingKey)
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elseif key=='escape' then
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BGM.play(lastPlayBGM)
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SCN.back()
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end
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end
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function scene.keyUp()
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if not kb.isDown('lctrl','rctrl','lshift','rshift') then _notHoldCS() end
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end
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function scene.draw()
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setFont(30)
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gc.print(inst,40,60)
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gc.print(offset,40,100)
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GC.setColor(1,1,1)
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gc.print(inst.." | "..offset,30,40)
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-- Drawing virtual keys
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if showingKey then
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for k=1,#virtualKeys do
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virtualKeys[k]:draw()
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end
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gc.setLineWidth(1)
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gc.setColor(COLOR.Z)
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gc.line(685.5,297,685.5,642)
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end
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end
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function scene.update()
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-- Call actions
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for k=1,#virtualKeys do virtualKeys[k]:update() end
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end
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scene.widgetList={
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WIDGET.newButton{name='back', x=1140,y=640,w=170,h=80,sound='back',font=60,fText=CHAR.icon.back,code=backScene},
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WIDGET.newButton{name='back' ,x=1150,y=60,w=170,h=80,sound='back',font=60,fText=CHAR.icon.back,code=pressKey'escape'},
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WIDGET.newSwitch{name='showKey' ,x=970 ,y=60,fText='Virtual key (F5)',disp=function() return showingKey end,code=pressKey'f5'},
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WIDGET.newKey {name='changeIns' ,x=305 ,y=60,w=280,h=60,fText='Change instrument',code=pressKey"tab" ,hideF=function() return not showingKey end},
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WIDGET.newKey {name='offset-' ,x=485 ,y=60,w=60 ,h=60,fText=CHAR.key.left ,code=pressKey"lalt",hideF=function() return not showingKey end},
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WIDGET.newKey {name='offset+' ,x=555 ,y=60,w=60 ,h=60,fText=CHAR.key.right ,code=pressKey"ralt",hideF=function() return not showingKey end},
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}
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return scene
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