-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=3479 --+------------------------------------------------------------------+ --| 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("Biger Time Frame LRMA indicator"); indicator:description("Biger Time Frame LRMA indicator"); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addString("TF", "Time Frame", "", "D1"); indicator.parameters:setFlag("TF", core.FLAG_PERIODS); indicator.parameters:addInteger("Period", "Period", "", 34); indicator.parameters:addInteger("Signal", "Signal", "", 5); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("LRMAclr", "Color of LRMA", "Color of LRMA", core.rgb(0, 255, 0)); indicator.parameters:addColor("SIGNALclr", "Color of Signal", "Color of Signal", 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); end local first; local source = nil; local Period; local Signal; local LRMA=nil; local SigBuff=nil; local TF; local SourceData; local loading = false; function Prepare(nameOnly) source = instance.source; Period=instance.parameters.Period; Signal=instance.parameters.Signal; TF = instance.parameters.TF; assert(core.indicators:findIndicator("LRMA") ~= nil, "Please, download and install LRMA.LUA indicator"); local s1, e1, s2, e2; s1, e1 = core.getcandle(source:barSize(),0, 0, 0); s2, e2 = core.getcandle(TF, 0, 0, 0); assert ((e1 - s1) <= (e2 - s2), "The chosen time frame must be equal to or bigger than the chart time frame!"); local name = profile:id() .. "(" .. source:name() .. ", " .. instance.parameters.Period .. ", " .. instance.parameters.Signal .. ")"; instance:name(name); if nameOnly then return; end SourceData = core.host:execute("getSyncHistory", source:instrument(), TF, source:isBid(), math.min(300,Period) , 100, 101); loading=true; Indicator = core.indicators:create("LRMA", SourceData.close, Period, Signal); LRMA = instance:addStream("LRMA", core.Line, name .. ".LRMA", "LRMA", instance.parameters.LRMAclr, source:first()); SigBuff = instance:addStream("SigBuff", core.Line, name .. ".Signal", "Signal", instance.parameters.SIGNALclr, source:first()); LRMA:setWidth(instance.parameters.widthLinReg); LRMA:setStyle(instance.parameters.styleLinReg); SigBuff:setWidth(instance.parameters.widthLinReg); SigBuff:setStyle(instance.parameters.styleLinReg); end function Update(period, mode) local p = core.findDate(SourceData, source:date(period), false); if p < 0 then return; end Indicator:update(mode); if Indicator.DATA:hasData(p) then LRMA[period]=Indicator.LRMA[p]; if Indicator.SigBuff:hasData(p) then SigBuff[period]=Indicator.SigBuff[p]; end end end -- the function is called when the async operation is finished function AsyncOperationFinished(cookie) if cookie == 100 then loading = false; instance:updateFrom(0); elseif cookie == 101 then loading = true; end end