-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=70321 --+------------------------------------------------------------------+ --| Copyright © 2020, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal: https://goo.gl/9Rj74e | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --| https://AppliedMachineLearning.systems | --| Patreon : https://goo.gl/GdXWeN | --+------------------------------------------------------------------+ -- 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("Vertical Lines"); indicator:description(""); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addBoolean("EndPoint", "End Point Set By Cursor", "Last candle will be used if not used", false); indicator.parameters:addInteger("Period", "Shift from End Point","" , 0); indicator.parameters:addGroup( " Line Shift"); for i=1, 10, 1 do AddShift(i, i) end indicator.parameters:addGroup( " Line Style"); for i=1, 10, 1 do AddStyle(i) end end function AddShift(id, line_shift) indicator.parameters:addInteger("Shift"..id, id..". Line Shift", "",line_shift ); end function AddStyle(id) indicator.parameters:addGroup(id.." Line"); indicator.parameters:addBoolean("Use"..id, "Use this line", "", false); indicator.parameters:addColor("Label"..id, "Label Color", "", core.rgb(0, 0, 0)); indicator.parameters:addInteger("Size"..id, "Font Size", "", 10); indicator.parameters:addColor("Color"..id, "Line Color", "", core.rgb(255, 0, 0)); indicator.parameters:addInteger("Width"..id, "Line width", "", 1, 1, 5); indicator.parameters:addInteger("Style"..id, "Line style", "", core.LINE_SOLID); indicator.parameters:setFlag("Style"..id, 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, EndPoint; local first; local source = nil; local Use={}; local Label={}; local Size={}; local Color={}; local Width={}; local Style={}; local Shift={}; local pattern = "([^;]*);([^;]*)"; local EndPeriod; -- Routine function Prepare(nameOnly) local name = profile:id() .. "(" .. instance.source:name() .. ")"; instance:name(name); EndPoint=instance.parameters.EndPoint; Period=instance.parameters.Period; if (nameOnly) then return; end for i=1, 10, 1 do Use[i]=instance.parameters:getBoolean("Use" .. i); Label[i]=instance.parameters:getColor("Label" .. i); Size[i]=instance.parameters:getInteger("Size" .. i); Color[i]=instance.parameters:getColor("Color" .. i); Width[i]=instance.parameters:getInteger("Width" .. i); Style[i]=instance.parameters:getInteger("Style" .. i); Shift[i]=instance.parameters:getInteger("Shift" .. i); end source = instance.source; first=source:first(); instance:ownerDrawn(true); require("storagedb"); db = storagedb.get_db(name); core.host:execute("addCommand", 1, "Select End Point"); core.host:execute("setTimer", 10, 1); end function ReleaseInstance() core.host:execute("killTimer", 10); end function AsyncOperationFinished(cookie, success, message) if cookie== 1 then local Level, Date = string.match(message, pattern, 0); db:put("Date" , tostring(Date)); elseif cookie == 10 and EndPoint then local Data; Data= db:get ("Date", 0); if Data ==0 then return; end EndPeriod = core.findDate (source, Data, false); end end -- Indicator calculation routine -- TODO: Add your code for calculation output values function Update(period) end local init = false; function Draw(stage, context) if stage~= 2 then return; end if not init then init = true; for i= 1, 10, 1 do context:createPen (i, context:convertPenStyle (Style[i]), context:pointsToPixels (Width[i]), Color[i]) context:createFont (10+i, "Arial", context:pointsToPixels (Size[i]), context:pointsToPixels (Size[i]), 0); end end local Start; if EndPoint then if ( EndPeriod== nil ) then return; end Start=EndPeriod+Period; else Start=source:size()-1+Period; end for i= 1, 10, 1 do if Use[i] then x, x1, x2 = context:positionOfBar (Start+Shift[i]) context:drawLine (i, x, context:top (), x, context:bottom ()); width, height = context:measureText (10+i,i.."." , 0); context:drawText (10+i, tostring(i.."."), Label[i], -1, x, context:bottom ()-height, x+width , context:bottom (), 0) end end end