if( axisProperties.isPlotHorizontal() )
{
//---if there is only one data set, there is no need to do any validations.
if( this.iAxisDataSeries.size() > 1 )
{
throw new PropertyException( "You can not have a combo chart on a horizontal plot." );
}
if( !this.allowHorizontalPlot() )
{
throw new PropertyException( "Horizontal plots are only supported in the Bar, Stacked Bar, and Clustered Bar Chart Types." );
}
}
}