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Range Area in Blazor Chart component

28 Jul 2021 / 2 minutes to read

Range Area

Range Area Chart visualizes variations in the data values for a given time. The area between the high and low range is filled. To render a Range Area Chart, use series Type as RangeArea.

rangearea.razor
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@using Syncfusion.Blazor.Charts

<SfChart>
    <ChartPrimaryXAxis ValueType="Syncfusion.Blazor.Charts.ValueType.Category"/>
    <ChartSeriesCollection>
        <ChartSeries DataSource="@WeatherReports" XName="X" High="High" Low="Low" Type="ChartSeriesType.RangeArea">
        </ChartSeries>
    </ChartSeriesCollection>
</SfChart>

@code{
    public class ChartData
    {
        public string X { get; set; }
        public double Low { get; set; }
        public double High { get; set; }
    }

    public List<ChartData> WeatherReports = new List<ChartData>
    {
         new ChartData { X= "Sun", Low= 2.5, High= 9.8 },
         new ChartData { X= "Mon", Low= 4.7, High= 11.4 },
         new ChartData { X= "Tue", Low= 6.4, High= 14.4 },
         new ChartData { X= "Wed", Low= 9.6, High= 17.2 },
         new ChartData { X= "Thu", Low= 7.5, High= 15.1 },
         new ChartData { X= "Fri", Low= 3.0, High= 10.5 },
         new ChartData { X= "Sat", Low= 1.2, High= 7.9 }
    };
}

Range Area

Refer to our Blazor Range Area Chart feature tour page to know about its other groundbreaking feature representations. Explore our Blazor Range Area Chart Example to know how to show variations in the data values for a given time.

Series Customization

The following properties can be used to customize the Range Area series.

custom-rangearea.razor
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@using Syncfusion.Blazor.Charts

<SfChart>
    <ChartPrimaryXAxis ValueType="Syncfusion.Blazor.Charts.ValueType.Category" />
    <ChartSeriesCollection>
        <ChartSeries DataSource="@WeatherReports" XName="X" High="High" Low="Low" Opacity="0.5"
                     DashArray="5,5" Fill="blue" Type="ChartSeriesType.RangeArea">
            <ChartSeriesBorder Width="2" Color="red"></ChartSeriesBorder>
        </ChartSeries>
    </ChartSeriesCollection>
</SfChart>

@code{
    public class ChartData
    {
        public string X { get; set; }
        public double Low { get; set; }
        public double High { get; set; }
    }

    public List<ChartData> WeatherReports = new List<ChartData>
	{
        new  ChartData { X=  "Sun", Low=  2.5, High=  9.8 },
        new  ChartData { X=  "Mon", Low=  4.7, High=  11.4 },
        new  ChartData { X=  "Tue", Low=  6.4, High=  14.4 },
        new  ChartData { X=  "Wed", Low=  9.6, High=  17.2 },
        new  ChartData { X=  "Thu", Low=  7.5, High=  15.1 },
        new  ChartData { X=  "Fri", Low=  3.0, High=  10.5 },
        new  ChartData { X=  "Sat", Low=  1.2, High=  7.9 }
    };
}

Custom Range Area

Refer to our Blazor Charts feature tour page for its groundbreaking feature representations and also explore our Blazor Chart example to know various chart types and how to represent time-dependent data, showing trends at equal intervals.

See Also