-- More information about this indicator can be found at: --http://fxcodebase.com/code/viewtopic.php?f=17&t=27663 --+------------------------------------------------------------------+ --| 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("SuperTrend"); indicator:description("SuperTrend"); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("Period", "Period", "Period", 14); indicator.parameters:addInteger("Shift", "Shift", "Shift", 20); indicator.parameters:addBoolean("FILTER", "Use Price Filter", "", true); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("Up", "Color of Up", "Color of Up", core.rgb(0, 255, 0)); indicator.parameters:addColor("Down", "Color of Down", "Color of Down", core.rgb(255, 0, 0)); indicator.parameters:addInteger("width", "Line width", "", 1, 1, 5); indicator.parameters:addInteger("style", "Line style", "", core.LINE_SOLID); indicator.parameters:setFlag("style", 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 Period,Shift; local CCI; local first; local source = nil; --local TrendUp,TrendDown; -- Streams block local ST = nil; local FLAG; -- Routine function Prepare(nameOnly) Period = instance.parameters.Period; Shift = instance.parameters.Shift; FILTER = instance.parameters.FILTER; source = instance.source; CCI = core.indicators:create("CCI", source, Period); first = CCI.DATA:first(); local name = profile:id() .. "(" .. source:name() .. ", " .. tostring(Period).. ", " .. tostring(Shift) .. ")"; instance:name(name); if (nameOnly) then return; end ST = instance:addStream("ST", core.Line, name, "ST", instance.parameters.Up, first); ST:setWidth(instance.parameters.width); ST:setStyle(instance.parameters.style); end -- Indicator calculation routine -- TODO: Add your code for calculation output values function Update(period, mode) CCI:update(mode); if period < first then return; end ST[period]=ST[period-1]; if CCI.DATA[period] > 0 and FLAG~= true then FLAG = true; ST[period] = source.low[period]-source:pipSize()*Shift; end if CCI.DATA[period] < 0 and FLAG~= false then ST[period] = source.high[period] + source:pipSize()*Shift; FLAG = false; end if FLAG and source.low[period]-source:pipSize()*Shift > ST[period-1] then ST[period] = source.low[period]-source:pipSize()*Shift; elseif not FLAG and source.high[period] + source:pipSize()*Shift < ST[period-1] then ST[period] = source.high[period] + source:pipSize()*Shift; end if FILTER then if FLAG and ST[period] > ST[period-1] then if source.close[period] < source.open[period] then ST[period]=ST[period-1]; end if source.high[period] < source.high[period-1] then ST[period] = ST[period-1]; end elseif not FLAG and ST[period] < ST[period-1] then if source.close[period] > source.open[period] then ST[period] = ST[period-1]; end if source.low[period] > source.low[period-1] then ST[period] = ST[period-1]; end end end if source.close[period] > ST[period] then ST:setColor(period, instance.parameters.Up); else ST:setColor(period, instance.parameters.Down); end end