xmlns:ultimateChart="clr-namespace:UltimateXF.Widget.Charts;assembly=UltimateXF"

<ultimateChart:SupportBarChart  
    x:Name="lineChart"  
    VerticalOptions="FillAndExpand"  
    HorizontalOptions="FillAndExpand"  
    Description="Renderer"  
    IsShowLeftAxis="false"  
    IsShowLeftAxisLine="true"  
    IsShowLeftAxisValue="true"  
    IsShowRightAxis="false"  
    IsShowRightAxisLine="false"  
    IsShowRightAxisValue="false"  
    IsShowXAxis="false"  
    IsShowXAxisLine="true"  
    IsShowXAxisValue="true"  
    XAxisPosition="BOTTOM"  />

var  entries  =  new  List<EntryChart>();  
entries.Add(new  EntryChart(0,5));  
entries.Add(new  EntryChart(1,7));  
entries.Add(new  EntryChart(2,10));  
entries.Add(new  EntryChart(3,3));  
var  dataSet  =  new  BarDataSet(entries,  "Line Chart")  
{  
    DataColor  =  Color.Red,  
    DrawValue  =  false,  
};    
var  data  =  new  BarChartData(new  List<IBarDataSet>(){dataSet},new  List<string>());  
lineChart.ChartData  =  data;