-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=63125 --+------------------------------------------------------------------+ --| Copyright © 2018, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash: 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ -- Indicator profile initialization routine -- Defines indicator profile properties and indicator parameters -- TODO: Add minimal and maximal value of numeric parameters and default color of the streams function Init() indicator:name("Timed Moving Averages Envelope"); indicator:description("Timed Moving Averages Envelope"); indicator:requiredSource(core.Tick); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("Duration", "MA Duration in seconds", "MA Duration in seconds", 60); indicator.parameters:addDouble("BandWidth", "Band Width", "", 25); indicator.parameters:addString("BandWidthUnits", "Band Width Units", "", "%%"); indicator.parameters:addStringAlternative("BandWidthUnits", "In 1/100 of percent", "", "%%"); indicator.parameters:addStringAlternative("BandWidthUnits", "In pips", "", "pip(s)"); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("Color1", "Color of Central Line", "Color of Line", core.rgb(0, 0, 255)); indicator.parameters:addInteger("Width1", "Line width", "", 1, 1, 5); indicator.parameters:addInteger("Style1", "Line style", "", core.LINE_SOLID); indicator.parameters:setFlag("Style1", core.FLAG_LINE_STYLE); indicator.parameters:addColor("Color2", "Color of Top Line", "Color of Line", core.rgb(255, 0, 0)); indicator.parameters:addInteger("Width2", "Line width", "", 1, 1, 5); indicator.parameters:addInteger("Style2", "Line style", "", core.LINE_SOLID); indicator.parameters:setFlag("Style2", core.FLAG_LINE_STYLE); indicator.parameters:addColor("Color3", "Color of Bottom Line", "Color of Line", core.rgb(0, 255, 0)); indicator.parameters:addInteger("Width3", "Line width", "", 1, 1, 5); indicator.parameters:addInteger("Style3", "Line style", "", core.LINE_SOLID); indicator.parameters:setFlag("Style3", core.FLAG_LINE_STYLE); 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 first; local source = nil; -- Streams block local Duration; local MA; local Second; local BandWidthUnits, BandWidth; local Top,Bottom; -- Routine function Prepare(nameOnly) local name = profile:id() .. "(" .. instance.source:name() .. ")"; instance:name(name); if (nameOnly) then return; end Duration = instance.parameters.Duration; BandWidthUnits = instance.parameters.BandWidthUnits; BandWidth = instance.parameters.BandWidth; source = instance.source; first=source:first(); local date1= core.datetime (2014, 1, 1, 1, 1, 0); local date2= core.datetime (2014, 1, 1, 1, 2, 0); Second= ((date2 - date1)/60); MA = instance:addStream("MA", core.Line, name .. ".MA", "MA", instance.parameters.Color1, source:first()); MA:setWidth(instance.parameters.Width1); MA:setStyle(instance.parameters.Style1); Top = instance:addStream("Top", core.Line, name .. ".Top", "Top", instance.parameters.Color2, first); Top:setWidth(instance.parameters.Width2); Top:setStyle(instance.parameters.Style2); Bottom = instance:addStream("Bottom", core.Line, name .. ".Bottom", "Bottom", instance.parameters.Color3, first); Bottom:setWidth(instance.parameters.Width3); Bottom:setStyle(instance.parameters.Style3); end -- Indicator calculation routine -- TODO: Add your code for calculation output values function Update(period) if period <= first then return; end local P1= core.findDate (source, source:date(period)- Second * Duration, false); if P1==-1 or P1< first+1 or P1>= period then return; end MA[period]= mathex.avg(source,P1, period); if BandWidthUnits == "%%" then Delta = MA[period] * BandWidth / 10000; Top[period] = MA[period] + Delta; Bottom[period] = MA[period] - Delta; else Top[period] = MA[period] + BandWidth*source:pipSize(); Bottom[period] = MA[period] - BandWidth*source:pipSize(); end end