-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=2891 --+------------------------------------------------------------------+ --| Copyright © 2018, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash: 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ function Init() indicator:name("1-2-3 pattern"); indicator:description("1-2-3 pattern"); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("Frame", "Number of fractals (Odd)", "Number of fractals (Odd)", 5, 3, 99); indicator.parameters:addInteger("MaxDist", "Maximum distance between 1 and 3 points", "", 30); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("UPclr", "UP Color", "UP Color", core.rgb(0, 255, 0)); indicator.parameters:addColor("DNclr", "DN Color", "DN Color", core.rgb(255, 0, 0)); indicator.parameters:addInteger("widthLinReg", "Line width", "Line width", 1, 1, 5); indicator.parameters:addInteger("styleLinReg", "Line style", "Line style", core.LINE_SOLID); indicator.parameters:setFlag("styleLinReg", core.FLAG_LINE_STYLE); indicator.parameters:addInteger("Size", "Font Size", "", 10); end local first; local source = nil; local Frame; local MaxDist; local UpFrac=nil; local DnFrac=nil; local line_id=0; local pperiod = nil; local buffUp=nil; local buffDn=nil; local Size; function Prepare(nameOnly) source = instance.source; Frame=instance.parameters.Frame; MaxDist=instance.parameters.MaxDist; Size=instance.parameters.Size; first = source:first()+2; local name = profile:id() .. "(" .. source:name() .. ", " .. instance.parameters.Frame .. ", " .. instance.parameters.MaxDist .. ")"; instance:name(name); if nameOnly then return; end UpFrac = instance:addInternalStream(first, 0); DnFrac = instance:addInternalStream(first, 0); buffUp = instance:createTextOutput ("Up", "Up", "Wingdings", Size, core.H_Center, core.V_Center, instance.parameters.UPclr, first); buffDn = instance:createTextOutput ("Dn", "Dn", "Wingdings", Size, core.H_Center, core.V_Center, instance.parameters.DNclr, first); end function Update(period, mode) if pperiod ~= nil and pperiod > period then core.host:execute("removeAll"); end pperiod = period; if (period>first+Frame) then local shift=math.floor((Frame-1)/2)+1; local FlUp=true; local FlDn=true; for i=1,math.floor((Frame-1)/2),1 do if source.high[period-i-shift]>=source.high[period-shift] or source.high[period+i-shift]>=source.high[period-shift] then FlUp=false; end if source.low[period-i-shift]<=source.low[period-shift] or source.low[period+i-shift]<=source.low[period-shift] then FlDn=false; end end if FlUp==true then UpFrac[period-shift]=source.high[period-shift]; end if FlDn==true then DnFrac[period-shift]=source.low[period-shift]; end local i; local Pos1=nil; local Pos2=nil; local Pos3=nil; if UpFrac[period-shift]==source.high[period-shift] then Pos3=period-shift; for i=1,MaxDist,1 do if period>first+shift+i then if Pos2==nil then if DnFrac[period-shift-i]==source.low[period-shift-i] then Pos2=period-shift-i; end else if Pos1==nil then if UpFrac[period-shift-i]==source.high[period-shift-i] then if UpFrac[period-shift-i]>UpFrac[Pos3] then Pos1=period-shift-i; end end end end end end end if Pos1~=nil then line_id=line_id+1; core.host:execute("drawLine", line_id, source:date(Pos1), UpFrac[Pos1], source:date(Pos2), DnFrac[Pos2], instance.parameters.DNclr, instance.parameters.styleLinReg, instance.parameters.widthLinReg); line_id=line_id+1; core.host:execute("drawLine", line_id, source:date(Pos3), UpFrac[Pos3], source:date(Pos2), DnFrac[Pos2], instance.parameters.DNclr, instance.parameters.styleLinReg, instance.parameters.widthLinReg); buffDn:set(Pos3, UpFrac[Pos3], "\226"); end Pos1=nil; Pos2=nil; Pos3=nil; if DnFrac[period-shift]==source.low[period-shift] then Pos3=period-shift; for i=1,MaxDist,1 do if period>first+shift+i then if Pos2==nil then if UpFrac[period-shift-i]==source.high[period-shift-i] then Pos2=period-shift-i; end else if Pos1==nil then if DnFrac[period-shift-i]==source.low[period-shift-i] then if DnFrac[period-shift-i]