-- Id: 17335 -- More information about this indicator can be found at: --http://fxcodebase.com/code/viewtopic.php?f=17&t=64276 --+------------------------------------------------------------------+ --| 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 function Init() indicator:name("Market-Meanness-Index"); indicator:description(""); indicator:requiredSource(core.Bar); indicator:type(core.Oscillator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("inputLength", "Length", "", 200); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("color", "Line Color", "", core.rgb(255, 0, 0)); indicator.parameters:addInteger("style", "Line Style", "", core.LINE_SOLID); indicator.parameters:setFlag("style", core.FLAG_LEVEL_STYLE); indicator.parameters:addInteger("width", "Line Width", "", 3, 1, 5); indicator.parameters:addGroup("OB/OS Levels"); indicator.parameters:addDouble("overbought", "Overbought Level","", 76); indicator.parameters:addDouble("oversold","Oversold Level","", 74); indicator.parameters:addColor("level_overboughtsold_color", "Line Color","", core.rgb(128, 128, 128)); indicator.parameters:addInteger("level_overboughtsold_width","Line width","", 1, 1, 5); indicator.parameters:addInteger("level_overboughtsold_style", "Line Style","", core.LINE_SOLID); indicator.parameters:setFlag("level_overboughtsold_style", core.FLAG_LEVEL_STYLE); end -- Indicator instance initialization routine -- Processes indicator parameters and creates output streams -- Parameters block local inputLength; local first; local source = nil; local MMI; -- Routine function Prepare(nameOnly) inputLength = instance.parameters.inputLength; source = instance.source; first=source:first()+inputLength+1; local name = profile:id() .. "(" .. source:name() .. ", " .. inputLength.. ")"; instance:name(name); if (nameOnly) then return; end MMI = instance:addStream("MMI" , core.Line, "MMI","MMI",instance.parameters.color, first); MMI:setPrecision(math.max(2, instance.source:getPrecision())); MMI:setWidth(instance.parameters.width); MMI:setStyle(instance.parameters.style); MMI:addLevel(instance.parameters.oversold, instance.parameters.level_overboughtsold_style, instance.parameters.level_overboughtsold_width, instance.parameters.level_overboughtsold_color); MMI:addLevel(instance.parameters.overbought, instance.parameters.level_overboughtsold_style, instance.parameters.level_overboughtsold_width, instance.parameters.level_overboughtsold_color); end -- Indicator calculation routine function Update(period) if period < first then return; end MMI[period]=MMI_function(period); end function MMI_function(period) local m = mean(period); local nh = 0; local nl = 0; for i = period -1 , period-1-inputLength, -1 do if source.open[i] - source.close[i] > 0 then if (source.open[i] - source.close[i]) > m then if (source.open[i] - source.close[i]) > (source.open[i+1] - source.close[i+1]) then nl= nl + 1 end end else if (source.close[i] - source.open[i]) < m then if (source.close[i] - source.open[i]) < (source.close[i-1] - source.open[i-1]) then nh= nh + 1 end end end end return (100 - 100*(nl + nh)/(inputLength - 1)); end function mean(period) local sum = 0; for i = period, period-inputLength+1, -1 do if source.open[i] - source.close[i] > 0 then sum = sum + (source.open[i] - source.close[i]); else sum = sum + (source.close[i] - source.open[i]); end end return (sum / inputLength); end