-- Id: 15350 -- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=63088 --+------------------------------------------------------------------+ --| 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 | --+------------------------------------------------------------------+ --| Patreon : https://goo.gl/GdXWeN | --| 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("Flat Moving Average"); indicator:description(""); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addString("Price" , "Data Source", "", "close"); indicator.parameters:addStringAlternative("Price" , "Open", "", "open"); indicator.parameters:addStringAlternative("Price", "High", "", "high"); indicator.parameters:addStringAlternative("Price" , "Low", "", "low"); indicator.parameters:addStringAlternative("Price" , "Close", "", "close"); indicator.parameters:addStringAlternative("Price", "Median", "", "median"); indicator.parameters:addStringAlternative("Price" , "Typical", "", "typical"); indicator.parameters:addStringAlternative("Price" , "Weighted ", "", "weighted"); indicator.parameters:addString("Method", "MA Method", "Method" , "MVA"); indicator.parameters:addStringAlternative("Method", "MVA", "MVA" , "MVA"); indicator.parameters:addStringAlternative("Method", "EMA", "EMA" , "EMA"); indicator.parameters:addStringAlternative("Method", "LWMA", "LWMA" , "LWMA"); indicator.parameters:addStringAlternative("Method", "TMA", "TMA" , "TMA"); indicator.parameters:addStringAlternative("Method", "SMMA", "SMMA" , "SMMA"); indicator.parameters:addStringAlternative("Method", "KAMA", "KAMA" , "KAMA"); indicator.parameters:addStringAlternative("Method", "VIDYA", "VIDYA" , "VIDYA"); indicator.parameters:addStringAlternative("Method", "WMA", "WMA" , "WMA"); indicator.parameters:addInteger("Period", "MA Period", "Period" , 14); indicator.parameters:addDouble("Delta", "Stong / Weak Delta (in Pips)", "Delta" , 10); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("StrongUp", "Strong Up Trend Color", "", core.rgb(0, 255, 0)); indicator.parameters:addColor("StrongDown", "Strong Down Trend Color", "", core.rgb(255, 0, 0)); indicator.parameters:addColor("Weak", "Weak Trend color", "", core.rgb(128,128, 128)); 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 Weak, StrongUp, StrongDown; local first; local source = nil; local Price; local open=nil; local close=nil; local high=nil; local low=nil; local Period, Method ; local MA, Delta; function Prepare(nameOnly) Weak= instance.parameters.Weak; StrongUp= instance.parameters.StrongUp; StrongDown= instance.parameters.StrongDown; Delta= instance.parameters.Delta; Period = instance.parameters.Period; Price = instance.parameters.Price; Method= instance.parameters.Method; source = instance.source; local name = profile:id() .. "(" .. source:name() .. ", " .. source:barSize()..", ".. Price..", " .. Method .. ", " .. Method instance:name(name); if (nameOnly) then return; end assert(core.indicators:findIndicator(Method) ~= nil, Method .. " indicator must be installed"); MA=core.indicators:create(Method, source[Price], Period); first= MA.DATA:first(); open = instance:addStream("openup", core.Line, name, "", core.rgb(0, 0, 0), first); high = instance:addStream("highup", core.Line, name, "", core.rgb(0, 0, 0), first); low = instance:addStream("lowup", core.Line, name, "", core.rgb(0, 0, 0), first); close = instance:addStream("closeup", core.Line, name, "", core.rgb(0, 0, 0), first); instance:createCandleGroup("OVERLAY", "OVERLAY", open, high, low, close); end -- Indicator calculation routine function Update(period, mode) open[period] = source.open[period]; close[period] = source.close[period]; high[period] = source.high[period]; low[period] = source.low[period]; if period < first then open:setColor(period, Weak); return; end MA:update(mode); if math.abs(((MA.DATA[period]-MA.DATA[period-1])/source:pipSize()))< Delta then open:setColor(period,Weak); else if MA.DATA[period]-MA.DATA[period-1] > 0 then open:setColor(period,StrongUp); else open:setColor(period,StrongDown); end end end