-- More information about this indicator can be found at: -- http://fxcodebase.com --+------------------------------------------------------------------------+ --| Copyright © 2021, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --+------------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --| https://AppliedMachineLearning.systems | --| Patreon : https://goo.gl/GdXWeN | --+------------------------------------------------------------------------+ --+------------------------------------------------------------------------------------------------+ --|BitCoin Address : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --|Ethereum Address : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --|Cardano/ADA : addr1v868jza77crzdc87khzpppecmhmrg224qyumud6utqf6f4s99fvqv | --|Dogecoin Address : DNDTFfmVa2Gjts5YvSKEYaiih6cums2L6C | --|Binance(ERC20 & BSC only) : 0xe84751063de8ade7c5fbff5e73f6502f02af4e2c | | --+------------------------------------------------------------------------------------------------+ function Init() indicator:name("Advanced Fractal Support/Resistance lines"); indicator:description("Predicts a reversal in the current trend."); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addInteger("Fractals", "Number of fractals", "Number of fractals", 5, 5,99); indicator.parameters:addString("Show", "Show", "Search for ", "Fractal"); indicator.parameters:addStringAlternative("Show", "Fractal", "", "Fractal"); indicator.parameters:addStringAlternative("Show", "Overlay", "", "Overlay"); indicator.parameters:addStringAlternative("Show", "Both", "", "Both"); indicator.parameters:addColor("UP", "Up fractal color", "Up fractal color", core.rgb(0,255,0)); indicator.parameters:addColor("DOWN", "Down fractal color", "Down fractal color", core.rgb(255,0,0)); indicator.parameters:addColor("U", "Up Trend color", "Up Trend color", core.rgb(0,255,0)); indicator.parameters:addColor("D", "Down Trend color", "Down Trend color", core.rgb(255,0,0)); indicator.parameters:addInteger("Size", "Font Size", "", 10, 1 , 100); indicator.parameters:addInteger("widthLinReg", "Line width", "Line width", 2, 1, 5); end local source; local Up, Down; local Fractals=0; local Rez=0; local Size; local first; local open=nil; local close=nil; local high=nil; local low=nil; local Show; local U,D; local UP, DOWN, TREND; function Prepare(nameOnly) U = instance.parameters.U; D = instance.parameters.D; Fractals=instance.parameters.Fractals Size = instance.parameters.Size; Show= instance.parameters.Show; source = instance.source; first= source:first()+ Fractals; local name = profile:id() .. " ( " .. Fractals .. " )"; instance:name(name); if nameOnly then return; end if Show == "Overlay" then Up = instance:addInternalStream(0, 0); Down = instance:addInternalStream(0, 0); else Up = instance:addStream("Up", core.Dot, name .. ".Up", "Up", instance.parameters.UP, first); Down = instance:addStream("Down", core.Dot, name .. ".Down", "Down", instance.parameters.DOWN, first); Up:setWidth(instance.parameters.widthLinReg); Down:setWidth(instance.parameters.widthLinReg); end open = instance:addStream("open", core.Line, name, "open", core.rgb(0, 0, 0), first) high = instance:addStream("high", core.Line, name, "high", core.rgb(0, 0, 0), first) low = instance:addStream("low", core.Line, name, "low", core.rgb(0, 0, 0), first) close = instance:addStream("close", core.Line, name, "close", core.rgb(0, 0, 0), first) instance:createCandleGroup("ZONE", "", open, high, low, close); end function Update(period, mode) high[period]= source.high[period]; low[period]= source.low[period]; close[period] = source.close[period]; open[period] = source.open[period]; if (period <= first) then return; end Down[period]=Down[period-1]; Up[period]=Up[period-1]; local x = period - Fractals; local test=true; for i= 1, Fractals, 1 do if source.high[x] < source.high[x+i] or source.high[x] < source.high[x-i] then test=false; end end if test then Up[period - Fractals]= source.high[period - Fractals]; for i= 1, Fractals, 1 do if source.high[period - Fractals] >= source.high[period - Fractals+i] then Up[period - Fractals+i]= source.high[period - Fractals]; else Up[period - Fractals]=nil; end end UP= source.high[period - Fractals]; end test=true; for i= 1, Fractals, 1 do if source.low[x] > source.low[x+i] or source.low[x] > source.low[x-i] then test=false; end end if test then Down[period-Fractals]= source.low[period - Fractals]; for i= 1, Fractals, 1 do if source.low[period - Fractals] <= source.low[period - Fractals+i] then Down[period-Fractals+i]= source.low[period - Fractals]; else Down[period - Fractals]=nil; end end DOWN = source.low[period - Fractals]; end if UP == nil or DOWN == nil then return; end if core.crossesOver (source.close, UP, period ) then TREND = true; elseif core.crossesUnder (source.close, DOWN, period ) then TREND = false; end if Show ~= "Fractal" then if TREND then open:setColor(period, U); elseif not TREND then open:setColor(period, D); end end end