GetXTLStudy()Advanced GET Study Functions
Creates object, which allows to get values of indicator Advanced GET XTL in EFS scripts. The XTL (eXpert Trend Locator) is a proprietary study Tom Joseph developed that uses a statistical evaluation of the market that can tell the difference between random market swings (noise) and directed market swings (trends).
Syntax
GetXTLStudy( nLength )
Parameters
| Parameter: | Description: | Default: |
| nLength | The number of bars used to calculate the XTL. | n/a |
Member(s)
| Syntax: | Returned value: |
| GetXTLStudy.XTL | Return values: 0 = Down Trend, 1 = Up Trend, 2 = Neutral |
Notes
Only available in versions 7.9 or later.
Code Example
Advanced GET XTL Indicator:
var fpArray = new Array();
function preMain(){
askForInput();
setDefaultBarFgColor(Color.grey, 0);
setStudyTitle("AGET XTL");
setCursorLabelName("XTL", 0);
setPriceStudy(true);
setColorPriceBars(true);
setShowSeries(false, 0);
var x = 0;
fpArray[x] = new FunctionParameter("nPeriod", FunctionParameter.NUMBER);
with(fpArray[x++]) {
setName("Length");
setLowerLimit(1);
setDefault(35);
}
fpArray[x] = new FunctionParameter("gColorUp", FunctionParameter.COLOR);
with(fpArray[x++])
{
setName("Up Color");
setDefault(Color.blue);
}
fpArray[x] = new FunctionParameter("gColorDn", FunctionParameter.COLOR);
with(fpArray[x++]) {
setName("Down Color");
setDefault(Color.red);
}
fpArray[x] = new FunctionParameter("gColorNt", FunctionParameter.COLOR);
with(fpArray[x++]) {
setName("Neutral Color");
setDefault(Color.grey);
}
}
var vXTL = null;
function main(nPeriod, gColorUp, gColorDn, gColorNt){
if (vXTL == null) vXTL = new GetXTLStudy(nPeriod);
var valXTL = vXTL.getValue(GetXTLStudy.XTL);
if (valXTL == 1) setPriceBarColor(gColorUp)
else if (valXTL == 2) setPriceBarColor(gColorNt)
else {
valXTL = 0;
setPriceBarColor(gColorDn)
};
return valXTL.toFixed(0);
}
See Also