Represents a legend in a IgxDataChartComponent control.

The Legend helps end-user identify visuals of chart series with contextual information related to the data plotted in the chart control.

 <igx-data-chart
    [dataSource]="data"
     [legend]="legend">
    <igx-category-x-axis
        label="label"
        #xAxis>
    </igx-category-x-axis>
    <igx-numeric-y-axis
        #yAxis>
    </igx-numeric-y-axis>
    <igx-line-series
        [xAxis]="xAxis"
        [yAxis]="yAxis"
        valueMemberPath="value">
    </igx-line-series>
</igx-data-chart>
 <igx-legend #legend></igx-legend>

public legend : IgxLegendComponent;