PivotPointAllweekly.efs

[eSignal_JasonK]

File Name: PivotPointAllweekly.efs

Description:
Plots Weekly Pivot Points and may be used with intra-day or Daily intervals.

Formula Parameters:


Notes:


Download File:
PivotPointAllweekly.efs

Image:



EFS Code:

/*********************************
Provided By : eSignal. (c) Copyright 2003
*********************************/

/* Updated 4/14/03 */
/* Updated 9/16/05
    -- fix for Monday Holidays (vIndex) */

function preMain() {
    setPriceStudy(true);
    setStudyTitle("Weekly Pivot Points");
    setCursorLabelName("PP-R2", 0);
    setCursorLabelName("PP-R1", 1);
    setCursorLabelName("PP", 2);
    setCursorLabelName("PP-S1", 3);
    setCursorLabelName("PP-S2", 4);
    
    // R2
    setDefaultBarStyle(PS_DASH, 0);
    setDefaultBarFgColor(Color.RGB(255,0,0), 0);
    setDefaultBarThickness(2, 0);

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

    // Pivot  Point
    setDefaultBarStyle(PS_SOLID, 2);
    setDefaultBarFgColor(Color.RGB(0,0,0), 2);
    setDefaultBarThickness(2, 2);

    // S1
    setDefaultBarStyle(PS_DOT, 3);
    setDefaultBarFgColor(Color.RGB(0,0,255), 3);
    setDefaultBarThickness(2, 3);

    // S2
    setDefaultBarStyle(PS_DASH, 4);
    setDefaultBarFgColor(Color.RGB(255,0,0), 4);
    setDefaultBarThickness(2, 4);
}

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;
var msPerDay = 24*60*60*1000;
var vIndex = null;
var vBarTime = null;
var vPrevBarTime = null;
var vNew = false;

function main() {   
    var vH;
    var vL;
    var vC;

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

    if (nState == BARSTATE_NEWBAR) {
        vPrevBarTime = vBarTime;
    }
    vBarTime = getValue("time");
    if(vBarTime != null && vPrevBarTime != null && nState == BARSTATE_NEWBAR) {
        if (vNew == false) {
            if (vPrevBarTime.getDay() - vBarTime.getDay() > 1) vNew = true;
        }
        if (vNew == true) {
            var vTime = new Date();
            var vBarTime1 = getValue("time", -1);
            // fix for Monday Holidays: Math.ceil vs Math.round to round up to the nearest 
            // whole number of weeks.
            // vIndex is derived from the last bar of the previous week to current time
            // vs. first bar of current week.
            vIndex = ( Math.ceil( ((vTime.getTime() - vBarTime1.getTime())/msPerDay) / 7) * -1);
            vNew = false;
        }
        if(vIndex != null) {
            vH = getValueAbsolute("High", vIndex, vSymbol);
            vL = getValueAbsolute("Low",  vIndex, vSymbol);
            vC = getValueAbsolute("Close", vIndex, vSymbol);
            if(vH != null && vL != null && vC != null) {
                vLastPP = (vH + vL + vC) / 3;
                vLastPPR1 = 2 * vLastPP - vL;
                vLastPPS1 = 2 * vLastPP - vH;
                vLastPPR2 = (vLastPP - vLastPPS1) + vLastPPR1;
                vLastPPS2 = vLastPP - (vLastPPR1 - vLastPPS1);
                vLastArray = new Array(vLastPPR2, vLastPPR1, vLastPP, vLastPPS1, vLastPPS2);

                return vLastArray;
            }
        } 
    }

    return vLastArray;
}