[Parameter]
public double PlaceholderSize { get; set; }

<DxChart Data="@GetData()" Width="100%" Height="500" Rotated="true">
    <DxChartTitle Text="Pizza Shop Complaints" CssClass="mb-2" />
    <DxChartLegend Visible="false" />
        <DxChartBarSeries ArgumentField="@((DataPoint s) => s.Complaint)"
                          ValueField="@((DataPoint s) => s.Count)" />
    <DxChartTooltip Enabled="true">
        <div class="m-3">
            <div class="fw-bold">@context.Point.Argument</div>
            <div>Complaint frequency: @context.Point.Value</div>
        </div>
    </DxChartTooltip>
    <DxChartArgumentAxis PlaceholderSize="@CurrentPlaceholderSize">
        <DxChartAxisLabel WordWrap="@CurrentWordWrap"
                          TextOverflow="@CurrentTextOverflow" />
    </DxChartArgumentAxis>
</DxChart>

@code {
    ChartTextOverflow CurrentTextOverflow = ChartTextOverflow.Ellipsis;
    ChartWordWrap CurrentWordWrap = ChartWordWrap.Normal;
    double CurrentPlaceholderSize = 55;
    List<DataPoint> GetData() {
        List<DataPoint> result = new List<DataPoint>(7);
        result.Add(new DataPoint("Delayed delivery", 1123));
        result.Add(new DataPoint("Cold pizza", 780));
        result.Add(new DataPoint("Damaged pizza", 321));
        result.Add(new DataPoint("Wrong size delivered", 222));
        result.Add(new DataPoint("Not enough cheese", 120));
        result.Add(new DataPoint("Incorrect billing", 89));
        result.Add(new DataPoint("Underbaked or Overbaked", 52));
        return result;
    }
    public class DataPoint {
        public string Complaint { get; set; }
        public int Count { get; set; }
        public DataPoint(string complaint, int count) {
            Complaint = complaint;
            Count = count;
        }
    }
}