2007 Oct: Tandem Studies On Market Movement

AccumulatedRRB.efs  
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File Name: AccumulatedRRB.efs

Description:
This study is based on the Oct 2007 article, Tandem Studies On Market Movement, by Dima Vonko.

Formula Parameters:

• Color: blue
• Thickness: 2

Notes:
The study contains formula parameters that may be configured through the Edit Studies option in the Advanced Chart to change the color and line thickness of the indicator. The final result of the indicator as outlined in the article has been multiplied by 100 for decimal display purposes in the Advanced Chart. The related article is copyrighted material. If you are not a subscriber of Stocks & Commodities, please visit www.traders.com.

Download File:
AccumulatedRRB.efs


EFS Code:

/***************************************
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:  Tandem Studies On Market Movement
              by Dima Vonko

Version 1.0  8/6/2007

Notes:
* Study requires version 8.0 or later.


Formula Parameters:                     Default:
Color                                   blue
Thickness                               2
***************************************/

function preMain() {
    setStudyTitle("Accumulated Range Ratio Bull   ");
    setShowTitleParameters(false);
    setCursorLabelName("ARRB", 0);

    var fp1 = new FunctionParameter("cColor", FunctionParameter.COLOR);
        fp1.setName("Color");
        fp1.setDefault(Color.blue);
    var fp2 = new FunctionParameter("nThick", FunctionParameter.NUMBER);
        fp2.setName("Thickness");
        fp2.setLowerLimit(1);
        fp2.setDefault(2);
}

// Global Variables
var bVersion  = null;    // Version flag
var bInit     = false;   // Initialization flag

// globals for PrimaryPhaseValue calculation:
var xPrimary     = null;
var firstBarLow  = null;
var nPsum        = 0;
var nPsum_1      = 0;

// globals for SecondaryPhaseValue calculation:
var xSecondary   = null;
var firstBarHigh = null;
var nSsum        = 0;
var nSsum_1      = 0;


function main(cColor, nThick) {
    if (bVersion == null) bVersion = verify();
    if (bVersion == false) return;    

    //Initialization
    if (bInit == false) {
        setDefaultBarFgColor(cColor, 0);
        setDefaultBarThickness(nThick, 0);
        xPrimary    = efsInternal("calcP");
        xSecondary  = efsInternal("calcS");
        bInit = true;
    }
    
    var nPrimaryPhase   = xPrimary.getValue(0);
    var nSecondaryPhase = xSecondary.getValue(0);
    if (nPrimaryPhase == null || nSecondaryPhase == null) return;

    // AccumulatedRangeRatioBull
    var nARRB = nSecondaryPhase / nPrimaryPhase;
    
    return nARRB*100;
}


function calcP() {
    if (getCurrentBarCount() == 1) {
        firstBarLow = low(0);
        nPsum = high(0) - firstBarLow;
        nPsum_1 = nPsum;
    } else {
        if (getBarState() == BARSTATE_NEWBAR) {
            nPsum_1 = nPsum;
        }
        firstBarLow = low(-1);
        nPsum = nPsum_1 + (high(0) - firstBarLow);
    }
    
    return nPsum;
}


function calcS() {
    if (getCurrentBarCount() == 1) {
        firstBarHigh = high(0);
        nSsum = firstBarHigh - low(0);
        nSsum_1 = nSsum;
    } else {
        if (getBarState() == BARSTATE_NEWBAR) {
            nSsum_1 = nSsum;
        }
        firstBarHigh = high(-1);
        nSsum = nSsum_1 + (firstBarHigh - low(0));
    }
    
    return nSsum;
}


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;
}