CrossOverBar: Indicator Documentation
Syntax
DataSeries CrossOverBar( DataSeries ds1, DataSeries ds2 );
Parameter Description
| ds1 |
First data series |
| ds2 |
Second data series |
Description
CrossOverBar(DataSeries1, DataSeries2) returns the most recent bar where DataSeries1 crossed over DataSeries2. No check is made about a possible subsequent
CrossUnder.
Example
This example illustrates how to plot and call the CrossOverBar series. The entry is made when Close has crossed over the Lower Bollinger Band within last 3 bars, and it is still currently over the same band:
using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using WealthLab;
using WealthLab.Indicators;
using Community.Indicators;
namespace WealthLab.Strategies
{
public class XOBStrategy : WealthScript
{
protected override void Execute()
{
BBandLower bbL = BBandLower.Series( Close, 20, 2 );
CrossOverBar xob = CrossOverBar.Series( Close, bbL );
SetBarColors( Color.Silver, Color.Silver );
for (int bar = xob.FirstValidValue; bar < Bars.Count; bar++)
{
if( xob[bar] == bar )
SetBarColor( bar, Color.Red );
if (IsLastPositionActive)
{
CoverAtStop( bar+1, LastPosition, Highest.Series( High, 20 )[bar] );
}
else
{
if( ( Close[bar] < bbL[bar] ) & ( xob[bar] > bar - 3 ) )
ShortAtMarket( bar+1 );
}
}
ChartPane xPane = CreatePane( 20, true, true );
PlotSeries( xPane, xob, Color.Red, WealthLab.LineStyle.Dashed, 2 );
PlotSeries( PricePane, bbL, Color.Red, WealthLab.LineStyle.Solid, 1 );
}
}
}