-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=63494 --+------------------------------------------------------------------+ --| 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("RLW Overlay"); indicator:description(""); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("Period", "Period", "", 14, 2, 1000); indicator.parameters:addDouble("OB", "OB Level", "", -20); indicator.parameters:addDouble("OS", "OS Level", "", -80); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("Up", "Up color", "", core.rgb(0, 255, 0)); indicator.parameters:addColor("Down", "Down color", "", core.rgb(255, 0, 0)); indicator.parameters:addColor("OBUp", "OB Up color", "", core.rgb(0, 0, 255)); indicator.parameters:addColor("OBDown", "OB Down color", "", core.rgb(0, 0, 200)); indicator.parameters:addColor("OSUp", "OS Up color", "", core.rgb(128, 128, 128)); indicator.parameters:addColor("OSDown", "OS Down color", "", core.rgb(100, 100, 100)); indicator.parameters:addColor("Neutral", "Neutral color", "", core.rgb(0, 0, 255)); 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 Up,Down, Neutral; local OBUp,OBDown; local OSUp,OSDown; local OB,OS; local first; local source = nil; local open=nil; local close=nil; local high=nil; local low=nil; local Period; local RLW; function Prepare(nameOnly) Up = instance.parameters.Up; Down= instance.parameters.Down; Neutral= instance.parameters.Neutral; OB = instance.parameters.OB; OS = instance.parameters.OS; OBUp = instance.parameters.OBUp; OBDown= instance.parameters.OBDown; OSUp = instance.parameters.OSUp; OSDown= instance.parameters.OSDown; Period = instance.parameters.Period; source = instance.source; local name = profile:id() .. "(" .. source:name() .. ", " .. source:barSize()..", "..Period .. ")"; instance:name(name); if (nameOnly) then return; end RLW=core.indicators:create("RLW", source, Period); first=RLW.DATA:first()+1 ; 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]; RLW:update(mode); if period < first then open:setColor(period, Neutral); return; end if RLW.DATA[period]> OB then if RLW.DATA[period] > RLW.DATA[period-1] then open:setColor(period, OBUp); else open:setColor(period, OBDown); end elseif RLW.DATA[period]< OS then if RLW.DATA[period] > RLW.DATA[period-1] then open:setColor(period, OSUp); else open:setColor(period, OSDown); end else if RLW.DATA[period] > RLW.DATA[period-1] then open:setColor(period, Up); else open:setColor(period, Down); end end end