-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=41319 -- Id: --+------------------------------------------------------------------+ --| 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("Didi index oscillator"); indicator:description("Didi index oscillator"); indicator:requiredSource(core.Tick); indicator:type(core.Oscillator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("CurtaPeriod", "Curta period", "", 3); indicator.parameters:addInteger("MediaPeriod", "Media period", "", 8); indicator.parameters:addInteger("LongaPeriod", "Longa period", "", 20); indicator.parameters:addString("Method", "Method", "", "MVA"); indicator.parameters:addStringAlternative("Method", "MVA", "", "MVA"); indicator.parameters:addStringAlternative("Method", "EMA", "", "EMA"); indicator.parameters:addStringAlternative("Method", "KAMA", "", "KAMA"); indicator.parameters:addStringAlternative("Method", "Wilder", "", "Wilder"); indicator.parameters:addStringAlternative("Method", "LWMA", "", "LWMA"); indicator.parameters:addStringAlternative("Method", "SineWMA", "", "SineWMA"); indicator.parameters:addStringAlternative("Method", "TriMA", "", "TriMA"); indicator.parameters:addStringAlternative("Method", "LSMA", "", "LSMA"); indicator.parameters:addStringAlternative("Method", "SMMA", "", "SMMA"); indicator.parameters:addStringAlternative("Method", "HMA", "", "HMA"); indicator.parameters:addStringAlternative("Method", "ZeroLagEMA", "", "ZeroLagEMA"); indicator.parameters:addStringAlternative("Method", "DEMA", "", "DEMA"); indicator.parameters:addStringAlternative("Method", "T3", "", "T3"); indicator.parameters:addStringAlternative("Method", "ITrend", "", "ITrend"); indicator.parameters:addStringAlternative("Method", "Median", "", "Median"); indicator.parameters:addStringAlternative("Method", "GeoMean", "", "GeoMean"); indicator.parameters:addStringAlternative("Method", "REMA", "", "REMA"); indicator.parameters:addStringAlternative("Method", "ILRS", "", "ILRS"); indicator.parameters:addStringAlternative("Method", "IE/2", "", "IE/2"); indicator.parameters:addStringAlternative("Method", "TriMAgen", "", "TriMAgen"); indicator.parameters:addStringAlternative("Method", "JSmooth", "", "JSmooth"); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("C_Up", "Curta up color", "Curta Up color", core.rgb(0, 255, 0)); indicator.parameters:addColor("C_Down", "Curta down color", "Curta Down color", core.rgb(255, 0, 0)); indicator.parameters:addColor("Lclr", "Longa color", "Longa color", core.rgb(0, 0, 255)); indicator.parameters:addInteger("Lwidth", "Longa width", "Longa width", 1, 1, 5); indicator.parameters:addInteger("Lstyle", "Longa style", "Longa style", core.LINE_SOLID); indicator.parameters:setFlag("Lstyle", core.FLAG_LINE_STYLE); end local first; local source = nil; local CurtaPeriod; local MediaPeriod; local LongaPeriod; local Method; local C_MA, M_MA, L_MA; local Curta=nil; local Media=nil; local Longa=nil; function Prepare(nameOnly) source = instance.source; CurtaPeriod=instance.parameters.CurtaPeriod; MediaPeriod=instance.parameters.MediaPeriod; LongaPeriod=instance.parameters.LongaPeriod; Method=instance.parameters.Method; local name = profile:id() .. "(" .. source:name() .. ", " .. instance.parameters.CurtaPeriod .. ", " .. instance.parameters.MediaPeriod .. ", " .. instance.parameters.LongaPeriod .. ", " .. instance.parameters.Method .. ")"; instance:name(name); if nameOnly then return; end assert(core.indicators:findIndicator("AVERAGES") ~= nil, "Please, download and install AVERAGES.LUA indicator"); C_MA = core.indicators:create("AVERAGES", source, Method, CurtaPeriod, false); M_MA = core.indicators:create("AVERAGES", source, Method, MediaPeriod, false); L_MA = core.indicators:create("AVERAGES", source, Method, LongaPeriod, false); first = math.max(C_MA.DATA:first(),L_MA.DATA:first(),M_MA.DATA:first()) Curta = instance:addStream("Curta", core.Bar, name .. ".Curta", "Curta", instance.parameters.C_Up, first); Longa = instance:addStream("Longa", core.Line, name .. ".Longa", "Longa", instance.parameters.Lclr, first); Longa:setWidth(instance.parameters.Lwidth); Longa:setStyle(instance.parameters.Lstyle); Curta:setPrecision(math.max(2, instance.source:getPrecision())); Longa:setPrecision(math.max(2, instance.source:getPrecision())); end function Update(period, mode) if period0 then Curta[period]=(C_MA.DATA[period]/Med)-1; Longa[period]=(L_MA.DATA[period]/Med)-1; end if Curta[period]> 0 then Curta:setColor(period, instance.parameters.C_Up); else Curta:setColor(period, instance.parameters.C_Down); end end