public ValueTask PrintAsync()

<DxRangeSelector Width="1000px"
                 Height="400px"
                 @ref="RangeSelector"
                 Data="@Data"
                 ValueChangeMode="RangeSelectorValueChangeMode.OnHandleMove">
    <DxTitleSettings Text="Population by Country, 2023" />
    <DxRangeSelectorChart>
        <DxChartBarSeries ArgumentField="@((PopulationPoint s) => s.Country)"
                          ValueField="@((PopulationPoint s) => s.Value)" />
    </DxRangeSelectorChart>
</DxRangeSelector>

<DxButton Text="Print" Click="@Print" />

@code {
    DxRangeSelector RangeSelector;

    async Task Print() {
        await RangeSelector.PrintAsync();
    }

    List<PopulationPoint> Data;
    protected override void OnInitialized() {
        Data = GetData();
    }
}

public List<PopulationPoint> GetData() {
    var result = new List<PopulationPoint>(14);
    result.Add(new PopulationPoint("India", 1428627663));
    result.Add(new PopulationPoint("China", 1425671352));
    result.Add(new PopulationPoint("United States", 339996563));
    result.Add(new PopulationPoint("Indonesia", 277534122));
    result.Add(new PopulationPoint("Pakistan", 240485658));
    result.Add(new PopulationPoint("Nigeria", 223804632));
    result.Add(new PopulationPoint("Brazil", 216422446));
    result.Add(new PopulationPoint("Bangladesh", 172954319));
    result.Add(new PopulationPoint("Russia", 144444359));
    result.Add(new PopulationPoint("Mexico", 128455567));
    result.Add(new PopulationPoint("Ethiopia", 126527060));
    result.Add(new PopulationPoint("Japan", 123294513));
    result.Add(new PopulationPoint("Philippines", 117337368));
    result.Add(new PopulationPoint("Egypt", 112716598));
    return result;
}

public class PopulationPoint {
    public string Country { get; set; }
    public long Value { get; set; }
    public PopulationPoint(string country, long value) {
        Country = country;
        Value = value;
    }
}