-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=58796 --+------------------------------------------------------------------+ --| Copyright © 2018, Gehtsoft USA LLC | --| http://fxcodebase.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 | --+------------------------------------------------------------------+ function Init() indicator:name("Window Fibo indicator"); indicator:description("Finds the maximum and minimum in the chart window and shows the Fibo levels."); indicator:requiredSource(core.Bar); indicator:type(core.Indicator); local i; local Level={0, 23.6, 38.2, 50, 61.8, 76.4, 100}; for i = 1,7, 1 do indicator.parameters:addGroup(i.. ". Level"); indicator.parameters:addBoolean("On".. i, "Show " , "", true); indicator.parameters:addDouble("Level".. i, "Level " , "", Level[i]); end indicator.parameters:addGroup("Style"); indicator.parameters:addColor("LineClr", "Line Color", "", core.rgb(255, 255, 0)); indicator.parameters:addInteger("LineWidth", "Line width", "Line width", 1, 1, 5); indicator.parameters:addInteger("LineStyle", "Line style", "Line style", core.LINE_SOLID); indicator.parameters:setFlag("LineStyle", core.FLAG_LINE_STYLE); indicator.parameters:addColor("UpFiboClr", "Up Fibo Color", "", core.rgb(0, 255, 0)); indicator.parameters:addColor("DnFiboClr", "Dn Fibo Color", "", core.rgb(255, 0, 0)); indicator.parameters:addInteger("FiboWidth", "Fibo width", "Fibo width", 1, 1, 5); indicator.parameters:addInteger("FiboStyle", "Fibo style", "Fibo style", core.LINE_DOT); indicator.parameters:setFlag("FiboStyle", core.FLAG_LINE_STYLE); end local source = nil; local first; local Precision; local Level={}; local On={}; local OutLevels={}; -- initializes the instance of the indicator function Prepare(onlyName) source = instance.source; first = source:first(); local name = profile:id() .. "(" .. source:name() .. ")"; instance:name(name); if onlyName then return ; end instance:ownerDrawn(true); local i; for i=1, 7, 1 do OutLevels[i]=instance:addStream("Level" .. i, core.Line, name .. ".Level" .. i, "Level" .. i, instance.parameters.LineClr, first); OutLevels[i]:setVisible(false); end instance:setLabelColor(instance.parameters.LineClr); Precision = source:getPrecision(); end function Update(period) end local init = false; function Draw(stage, context) if stage == 0 then if not init then context:createPen(1, context:convertPenStyle(instance.parameters.LineStyle), instance.parameters.LineWidth, instance.parameters.LineClr); context:createPen(2, context:convertPenStyle(instance.parameters.FiboStyle), instance.parameters.FiboWidth, instance.parameters.UpFiboClr); context:createPen(3, context:convertPenStyle(instance.parameters.FiboStyle), instance.parameters.FiboWidth, instance.parameters.DnFiboClr); context:createFont(4, "Arial", 0, -context:pointsToPixels(source:pipSize()), 0); init = true; end local m, pH, pL; local xH, xL; local firstBar, lastBar = context:firstBar(), context:lastBar(); firstBar = math.max(firstBar, first); lastBar = math.min(lastBar, source:size()-1); if firstBarMaxPos then Pen = 3; Level0 = pL; Level100 = pH; P0 = Min; P100 = Max; X = xH; Color = instance.parameters.DnFiboClr; else Pen = 2; Level0 = pH; Level100 = pL; P0 = Max; P100 = Min; X = xL; Color = instance.parameters.UpFiboClr; end local i; local LL; for i = 1, 7, 1 do LL=instance.parameters:getDouble ("Level"..i); OutLevels[i][source:size()-1]=LL*(Max-Min)/100+Min; if instance.parameters:getBoolean("On"..i) then DrawLevel(context, Level0, Level100, LL , P0, P100, X, Pen, Color); end end context:resetClipRectangle(); end end end function DrawLevel(context, level0, level100, level, p0, p100, x, pen, color) local y = level*(level100-level0)/100+level0; local p = level*(p100-p0)/100+p0; local right = context:right(); context:drawLine(pen, x, y, right, y); local str = win32.formatNumber(p, false, Precision) .. " (" .. win32.formatNumber(level, false, 1) .. "%)"; local w, h = context:measureText(4, str, context.RIGHT); context:drawText(4, str, color, -1, right-w, y-h, right, y, context.RIGHT); return; end