BtMovingAverage2.efs

BtMovingAverage2.efs  

 

File Name: BtMovingAverage2.efs

Description:
Modified from eSignal/Formulas/BackTesting/BtMovingAverage.efs. Shows examples for how to use: drawLineRelative(), drawTextRelative(), drawShapeRelative() and drawImageRelative().

 

Formula Parameters:
NA

 

Notes:
This formula is also compatible with the Strategy Analyzer for Back Testing.

 

Download File:
BtMovingAverage2.efs




EFS Code:

/****************************************************************************************************
Copyright © eSignal, a division of Interactive Data Corporation. 2003. All rights reserved. 
This sample eSignal Formula Script (EFS) may be modified and saved under a new 
filename; however, eSignal is no longer responsible for the functionality once modified.
eSignal reserves the right to modify and overwrite this EFS file with each new release.
*****************************************************************************************************/
var study = new MAStudy(10, 0, "Close", MAStudy.SIMPLE);

function preMain() {
    setPriceStudy(true);
    setStudyTitle("Draw Lines, Text, Shapes and Images.");
}

var vHigh;
var vLow;
var BarCntr = 0;
function main() {
	var v = study.getValue(MAStudy.MA);

	if(v == null)
		return;

    if (getBarState() == BARSTATE_NEWBAR) 
        BarCntr +=1;
    
    vHigh = high();
    vLow = low();
    for (i = 0; i < 20; ++i) {
        vHigh = Math.max(high(-i), vHigh);
        vLow = Math.min(low(-i), vLow);
    }

    drawLineRelative(-20, vHigh, 0, vHigh, PS_SOLID, 2, Color.red, "High");
    drawLineRelative(-20, vLow, 0, vLow, PS_SOLID, 2, Color.green, "Low");

    var space = 1;
    if (getInterval() != "D")
        space = high() - low();
    
	if(close() >= v) {
		if(!Strategy.isLong()) {
            drawShapeRelative(0, low(), Shape.UPARROW, null, Color.lime, Image.ONTOP, "Buy" + BarCntr);
            drawTextRelative(0, low() - (space * 1.75), "B", Color.black, Color.lime, Text.FRAME | Text.ONTOP | Text.BOLD, null, 9, "text buy" + BarCntr );
            drawImageRelative(0, low() - (space * 3), "SystemHappyFace", null, Image.ONTOP, "buy image" + BarCntr);
			Strategy.doLong("Crossing Up", Strategy.MARKET, Strategy.NEXTBAR);
		}
	} else if(!Strategy.isShort()) {
        drawShapeRelative(0, high() + space, Shape.DOWNARROW, null, Color.yellow, Image.ONTOP, "Sell" + BarCntr);
        drawTextRelative(0, high() + (space * 1.75), "S", Color.black, Color.red, Text.FRAME | Text.ONTOP | Text.BOTTOM | Text.BOLD, null, 9, "text sell" + BarCntr );
        drawImageRelative(0, high() + (space * 3), "SystemHappyFace", null, Image.BOTTOM, "short image" + BarCntr);
		Strategy.doShort("Crossing Down", Strategy.MARKET, Strategy.NEXTBAR);
	}

	return v;
}