-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=23506 --+------------------------------------------------------------------+ --| 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("Swing High/Low"); indicator:description("Swing High/Low"); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addInteger("Size", "Arrow Size", "", 12); indicator.parameters:addColor("clrUP", "Up Swing Color", "", core.COLOR_UPCANDLE); indicator.parameters:addColor("clrDN", "Down Swing Color", "", core.COLOR_DOWNCANDLE); 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; local SLOPE; local SLH; local LOW,HIGH; local LAST; local Size; -- Routine function Prepare(nameOnly) source = instance.source; first = source:first()+6; Size= instance.parameters.Size; local name = profile:id() .. "(" .. source:name() .. ")"; instance:name(name); if (not (nameOnly)) then up = instance:createTextOutput ("Up", "Up", "Verdana", Size, core.H_Center, core.V_Top, instance.parameters.clrUP, 0); down = instance:createTextOutput ("Dn", "Dn", "Verdana", Size, core.H_Center, core.V_Bottom, instance.parameters.clrDN, 0); end end -- Indicator calculation routine -- TODO: Add your code for calculation output values function Update(period) local Note, Color; if period < first or not source:hasData(period) then return; end if period == first then HIGH=period; LOW=period; end local curr = period - 2; if (source.high[curr] > source.high[curr -1] and source.high[curr] > source.high[curr -2] and source.high[curr] > source.high[curr + 1] and source.high[curr] > source.high[curr+2]) then if LAST and source.high[HIGH] < source.high[curr] then up:setNoData (HIGH); elseif LAST then return; end if source.high[curr] > source.high[HIGH] then Note="HH"; Color = instance.parameters.clrUP; else Note="LH"; Color = instance.parameters.clrDN; end up:set(curr, source.high[curr], Note, source.high[curr],Color); LAST= true; HIGH= curr; end if (source.low[curr] < source.low[curr -1] and source.low[curr] < source.low[curr -2] and source.low[curr] < source.low[curr + 1] and source.low[curr] < source.low[curr+2]) then if not LAST and source.low[LOW] > source.low[curr] then down:setNoData (LOW); elseif not LAST then return; end if source.low[curr] < source.low[LOW] then Note="LL"; Color = instance.parameters.clrDN; else Note="HL"; Color = instance.parameters.clrUP; end down:set(curr, source.low[curr], Note, source.low[curr],Color); LOW= curr; LAST= false; end end