-- Id: 24661 -- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=68327 --+------------------------------------------------------------------+ --| Copyright © 2019, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --+------------------------------------------------------------------+ --| Patreon : https://goo.gl/GdXWeN | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash: 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ function Init() indicator:name("Martingale Check"); indicator:description("Martingale Check"); indicator:requiredSource(core.Tick); indicator:type(core.Oscillator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("Minimum", "Minimum for Negative Trade", "", 2); indicator.parameters:addInteger("Period1", "MA Period", " Period", 14); indicator.parameters:addString("Method1", "MA Method", "Method" , "MVA"); indicator.parameters:addStringAlternative("Method1", "MVA", "MVA" , "MVA"); indicator.parameters:addStringAlternative("Method1", "EMA", "EMA" , "EMA"); indicator.parameters:addStringAlternative("Method1", "LWMA", "LWMA" , "LWMA"); indicator.parameters:addStringAlternative("Method1", "TMA", "TMA" , "TMA"); indicator.parameters:addStringAlternative("Method1", "SMMA", "SMMA" , "SMMA"); indicator.parameters:addStringAlternative("Method1", "KAMA", "KAMA" , "KAMA"); indicator.parameters:addStringAlternative("Method1", "VIDYA", "VIDYA" , "VIDYA"); indicator.parameters:addStringAlternative("Method1", "WMA", "WMA" , "WMA"); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("color", "Color", "Color", core.rgb(255, 0, 0)); end -- Indicator instance initialization routine -- Processes indicator parameters and creates output streams -- TODO: Refine the first period calculation for each of the output streams. -- TODO: Calculate all constants, create instances all subsequent indicators and load all required libraries -- Parameters block local Minimum; local Period1, Method1; local first; local source = nil; local Indicator local SignalA,SignalB; local Martingale; -- Routine function Prepare(nameOnly) Minimum = instance.parameters.Minimum; Method1 = instance.parameters.Method1; Period1 = instance.parameters.Period1; source = instance.source; local name = profile:id() .. "(" .. source:name() .. ", " .. tostring(Period1) .. ", " .. tostring(Method1) .. ")"; instance:name(name); if (not (nameOnly)) then assert(core.indicators:findIndicator(Method1) ~= nil, Method1 .. " indicator must be installed"); Indicator = core.indicators:create(Method1, source, Period1); first = Indicator.DATA:first(); SignalA = instance:addInternalStream(0, 0); SignalB = instance:addInternalStream(0, 0); Martingale = instance:addStream("Martingale", core.Bar, name, "Martingale", instance.parameters.color, first); Martingale:setPrecision(math.max(2, instance.source:getPrecision())); end end -- Indicator calculation routine -- TODO: Add your code for calculation output values function Update(period, mode) Indicator:update(mode); if period < first then return; end SignalA[period]=0; if (source[period]> Indicator.DATA[period] and source[period-1]<=Indicator.DATA[period-1] ) then SignalA[period]=1; elseif (source[period]< Indicator.DATA[period] and source[period-1]>=Indicator.DATA[period-1] ) then SignalA[period]=-1; end SignalB[period]=0; if SignalA[period]~=0 then CheckA(period) end CheckB(period); end function CheckA(period) local Return=0; local Shift=period-1; for i=Shift, first, -1 do if SignalA[i]~=0 then if source[period]> source[i] then if SignalA[i]==1 then SignalB[i]=1; else SignalB[i]=-1; end elseif source[period]< source[i] then if SignalA[i]==-1 then SignalB[i]=1; else SignalB[i]=-1; end end break; end end end function CheckB(period) local Return=0; local Shift=period; local Count=0; for i=Shift, first, -1 do if SignalB[i]==1 then break; end if SignalB[i]==-1 then Count=Count+1; end if Count >= Minimum then break; end end if Count >= Minimum then Martingale[period]=1; else Martingale[period]=0; end end