Woodie Pivots

[JayF]

File Name: Woodie_Pivots.efs

Description:
Contains Pivot Points based on theories by Woodie.

Formula Parameters:


Notes:


Download File:
Woodie_Pivots.efs

Image:



EFS Code:

/************************
Copyright © eSignal, 2003
*************************/

/*
Description:    Contains Pivot Points based on theories by Woodie.
                
                PP = (YesterdaysHigh + YesterdaysLow + (TodaysOpen x 2)) / 4
                R1 = (PP x 2) - YesterdaysLow
                S1 = (PP x 2) - YesterdaysHigh
                R2 = PP + R1 - S1
                S2 = PP - R1 + S1
                R3 = PP + R2 - S2
                S3 = PP - R2 + S2

*/


function preMain() {
    setPriceStudy(true);
    setStudyTitle("Woodie Pivots");
    setCursorLabelName("PP-R3", 0);
    setCursorLabelName("PP-R2", 1);
    setCursorLabelName("PP-R1", 2);
    setCursorLabelName("PP", 3);
    setCursorLabelName("PP-S1", 4);
    setCursorLabelName("PP-S2", 5);
    setCursorLabelName("PP-S3", 6);

    
    // R3
    setDefaultBarStyle(PS_SOLID, 0);
    setDefaultBarFgColor(Color.RGB(255,0,255), 0);
    setDefaultBarThickness(3, 0);
    
    // R2
    setDefaultBarStyle(PS_DASH, 1);
    setDefaultBarFgColor(Color.RGB(255,0,0), 1);
    setDefaultBarThickness(2, 1);

    // R1
    setDefaultBarStyle(PS_DOT, 2);
    setDefaultBarFgColor(Color.RGB(0,0,255), 2);
    setDefaultBarThickness(1, 2);   

    // Woodie Pivot Point
    setDefaultBarStyle(PS_SOLID, 3);
    setDefaultBarFgColor(Color.RGB(0,0,0), 3);
    setDefaultBarThickness(1, 3);

    // S1
    setDefaultBarStyle(PS_DOT, 4);
    setDefaultBarFgColor(Color.RGB(0,0,255), 4);
    setDefaultBarThickness(1, 4);

    // S2
    setDefaultBarStyle(PS_DASH, 5);
    setDefaultBarFgColor(Color.RGB(255,0,0), 5);
    setDefaultBarThickness(2, 5);
    
    // S3
    setDefaultBarStyle(PS_SOLID, 6);
    setDefaultBarFgColor(Color.RGB(255,0,255), 6);
    setDefaultBarThickness(2, 6);
}

// Start of Performance addition
var vLastRawTime = null;
var vLastPP = null;
var vLastPPR1 = null;
var vLastPPR2 = null;
var vLastPPS1 = null;
var vLastPPS2 = null;
var vLastArray = null;
var vSymbol = null;
var vInterval = null;
var vReset = true;


function main() {
    var vH;
    var vL;
    var vC;
    var vRawTime;
    var vBarTime;
    var vIndex;

    var nState = getBarState();
    if(vReset == true) {
        vLastRawTime = null;
        vLastArray = null;
        vLastPP = null;
        vLastPPR1 = null;
        vLastPPR2 = null;
        vLastPPS1 = null;
        vLastPPS2 = null;
        vInterval = getInterval();
        vSymbol = getSymbol();
        vSymbol += ",D";
        vReset = false;
    }

    vRawTime = getDay();
    if(vRawTime == null)
        return;

    // Start of Performance addition
    if(vRawTime != null && vLastRawTime != null) {
        if(vRawTime == vLastRawTime) {
            return vLastArray;
        }
    }
    
    if(vInterval == null)
        return null;

    if(vInterval == "D")
        return null;
        
    if(vInterval == "W")
        return null;
        
    if(vInterval == "M")
        return null;
        
    if(vInterval == "T")
        return null;

    vBarTime = getValue("time");
    if(vBarTime != null) {
        var vDay = vBarTime.getDay();
        if (vDay == 0) {
            var vDate = vBarTime.getDate();
            vDate -= 2;
            vBarTime.setDate(vDate);
        }
          vAbsTime = getPreviousTradingDay(vBarTime, vSymbol);
        if(vAbsTime == null) {
            return;
        }
        vIndex = getFirstBarIndexOfDay(vAbsTime, vSymbol);
        if(vIndex != null) {
            vH = getValueAbsolute("High", vIndex, vSymbol);
            vL = getValueAbsolute("Low",  vIndex, vSymbol);
            vO = getValueAbsolute("Open", vIndex+1, vSymbol);
            if(vH != null && vL != null && vO != null) {
                vLastPP = (vH + vL + (vO*2)) / 4;
                vLastPPR1 = 2 * vLastPP - vL;
                vLastPPS1 = 2 * vLastPP - vH;
                vLastPPR2 = (vLastPP - vLastPPS1) + vLastPPR1;
                vLastPPS2 = vLastPP - (vLastPPR1 - vLastPPS1);
                vLastPPR3 = (vLastPP - vLastPPS2) + vLastPPR2;
                vLastPPS3 = vLastPP - (vLastPPR2 - vLastPPS2);
                vLastRawTime = vRawTime;
                vLastArray = new Array(vLastPPR3,vLastPPR2, vLastPPR1, vLastPP, vLastPPS1, vLastPPS2,vLastPPS3);

                return vLastArray;
            }
        } 
    }
    return null;
}