/*********************************Provided By: eSignal (Copyright ) eSignal), a division of Interactive Data Corporation. 2007. All rights reserved. This sample eSignal Formula Script (EFS) is for educational purposes only and may be modified and saved under a new file name. eSignal is not responsible for the functionality once modified. eSignal reserves the right to modify and overwrite this EFS file with each new release. Description: Leader of the MACD by Giorgos E. Siligardos, PhDVersion: 1.0 5/13/2008Notes:* July 2008 Issue of Stocks and Commodities Magazine* Study requires version 8.0 or later.**********************************/function preMain(){ setStudyTitle("MACD Leader"); setPriceStudy(false); setCursorLabelName("Leader");}var bVersion = null;var bInit = false;var xMACDLeader = null;function main(){ if (bVersion == null) bVersion = verify(); if (bVersion == false) return; if(bInit == false){ xMACDLeader = efsInternal("Calc"); bInit = true; } var nMACDLeader = xMACDLeader.getValue(0); if(nMACDLeader==null) return; return nMACDLeader;}var xInit = false;var xMACDSig1 = null;var xMACDSig2 = null;var xEMA1 = null;var xEMA2 = null;function Calc(){ if(xInit==false){ xMACDSig1 = macdSignal(1,12,12); xMACDSig2 = macdSignal(1,26,26); xEMA1 = ema(12); xEMA2 = ema(26); xInit = true; } var nMACDSig1 = xMACDSig1.getValue(0); var nMACDSig2 = xMACDSig2.getValue(0); var nEMA1 = xEMA1.getValue(0); var nEMA2 = xEMA2.getValue(0); if(nMACDSig1==null || nMACDSig2==null || nEMA1==null || nEMA2==null) return; var Indicator1 = nEMA1+nMACDSig1; var Indicator2 = nEMA2+nMACDSig2; return Indicator1-Indicator2;}function verify() { var b = false; if (getBuildNumber() < 779) { drawTextAbsolute(5, 35, "This study requires version 8.0 or later.", Color.white, Color.blue, Text.RELATIVETOBOTTOM|Text.RELATIVETOLEFT|Text.BOLD|Text.LEFT, null, 13, "error"); drawTextAbsolute(5, 20, "Click HERE to upgrade.@URL=http://www.esignal.com/download/default.asp", Color.white, Color.blue, Text.RELATIVETOBOTTOM|Text.RELATIVETOLEFT|Text.BOLD|Text.LEFT, null, 13, "upgrade"); return b; } else { b = true; } return b;} |
