-- Id: 484 -- More information about this indicator can be found at: -- http://fxcodebase.com/ --+------------------------------------------------------------------+ --| Copyright © 2019, Gehtsoft USA LLC | --| http://fxcodebase.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() strategy:name("ADX/MA signal"); strategy:setTag("NonOptimizableParameters", "Email,SendEmail,SoundFile,RecurrentSound,PlaySound,ShowAlert"); strategy:description("Buying signal: The bar closes above MA, and the ADX line is above 20. Selling signal: The bar closes below MA, and the ADX line is above 20."); strategy.parameters:addGroup("Parameters"); strategy.parameters:addInteger("MA_Period", "Period of MA", "", 21); strategy.parameters:addInteger("ADX_Period", "Period of ADX", "", 14); strategy.parameters:addInteger("ADX_Value", "Value of ADX for buy or sell", "", 20); strategy.parameters:addInteger("TP", "Limit in pips", "", 180); strategy.parameters:addInteger("SL", "Stop loss in pips", "", 420); strategy.parameters:addString("Period", "Timeframe", "", "m5"); strategy.parameters:setFlag("Period", core.FLAG_PERIODS); strategy.parameters:addGroup("Signals"); strategy.parameters:addBoolean("ShowAlert", "Show Alert", "", true); strategy.parameters:addBoolean("PlaySound", "Play Sound", "", false); strategy.parameters:addFile("SoundFile", "Sound File", "", ""); end local ADX; local MA; local TP; local SL; local ADX_Value; local SoundFile; local gSourceBid = nil; local gSourceAsk = nil; local first; local BidFinished = false; local AskFinished = false; local LastBidCandle = nil; function Prepare() local FastN, SlowN; ShowAlert = instance.parameters.ShowAlert; if instance.parameters.PlaySound then SoundFile = instance.parameters.SoundFile; else SoundFile = nil; end TP = instance.parameters.TP * instance.bid:pipSize(); SL = instance.parameters.SL * instance.bid:pipSize(); ADX_Value = instance.parameters.ADX_Value; assert(not(PlaySound) or (PlaySound and SoundFile ~= ""), "Sound file must be specified"); assert(instance.parameters.Period ~= "t1", "Signal cannot be applied on ticks"); ExtSetupSignal("ADX/MA signal:", ShowAlert); gSourceBid = core.host:execute("getHistory", 1, instance.bid:instrument(), instance.parameters.Period, 0, 0, true); gSourceAsk = core.host:execute("getHistory", 2, instance.bid:instrument(), instance.parameters.Period, 0, 0, false); ADX = core.indicators:create("ADX", gSourceBid, instance.parameters.ADX_Period); MA = core.indicators:create("MVA", gSourceBid.close, instance.parameters.MA_Period); first = math.max(ADX.DATA:first(), MA.DATA:first()) + 2; local name = profile:id() .. "(" .. instance.bid:instrument() .. "(" .. instance.parameters.Period .. ")" .. instance.parameters.ADX_Period .. "," .. instance.parameters.MA_Period .. "," .. instance.parameters.ADX_Value .. ")"; instance:name(name); end local LastDirection=nil; function Update() if not(BidFinished) or not(AskFinished) then return ; end local period; -- check for TP/SL (exit logic) if LONG ~= nil then period = gSourceBid:size() - 1; -- check profit if gSourceBid.high[period] >= LONG + TP then ExtSignal(gSourceBid.high, period, "Exit Buy (L)", SoundFile); LONG = nil; elseif gSourceBid.low[period] <= LONG - SL then ExtSignal(gSourceBid.high, period, "Exit Buy (S)", SoundFile); LONG = nil; end end if SHORT ~= nil then period = gSourceAsk:size() - 1; -- check profit if gSourceAsk.low[period] <= SHORT - TP then ExtSignal(gSourceBid.low, period, "Exit Sell (L)", SoundFile); SHORT = nil; elseif gSourceAsk.high[period] >= SHORT + SL then ExtSignal(gSourceBid.high, period, "Exit Sell (S)", SoundFile); SHORT = nil; end end -- update moving average ADX:update(core.UpdateLast); MA:update(core.UpdateLast); -- calculate enter logic if LastBidCandle == nil or LastBidCandle ~= gSourceBid:serial(gSourceBid:size() - 1) then LastBidCandle = gSourceBid:serial(gSourceBid:size() - 1); period = gSourceBid:size() - 2; if period >= first then if LONG==nil and LastDirection~=1 then if gSourceBid.close[period]>MA.DATA[period] and ADX.DATA[period]>=ADX_Value then ExtSignal(gSourceAsk, period, "Buy", SoundFile); LONG = gSourceAsk.close[period]; LastDirection=1; end elseif SHORT==nil and LastDirectiob~=-1 then if gSourceBid.close[period]=ADX_Value then ExtSignal(gSourceBid, period, "Sell", SoundFile); SHORT = gSourceBid.close[period]; LastDirection=-1; end end end end end function AsyncOperationFinished(cookie) if cookie == 1 then BidFinished = true; elseif cookie == 2 then AskFinished = true; end end local gSignalBase = ""; -- the base part of the signal message local gShowAlert = false; -- the flag indicating whether the text alert must be shown -- --------------------------------------------------------- -- Sets the base message for the signal -- @param base The base message of the signals -- --------------------------------------------------------- function ExtSetupSignal(base, showAlert) gSignalBase = base; gShowAlert = showAlert; return ; end -- --------------------------------------------------------- -- Signals the message -- @param message The rest of the message to be added to the signal -- @param period The number of the period -- @param sound The sound or nil to silent signal -- --------------------------------------------------------- function ExtSignal(source, period, message, soundFile) if source:isBar() then source = source.close; end if gShowAlert then terminal:alertMessage(source:instrument(), source[period], gSignalBase .. message, source:date(period)); end if soundFile ~= nil then terminal:alertSound(soundFile, false); end end