How to change the bubble color on the cursor hover in bubble series in Blazor Chart?

This article explains how to change the bubble color on the cursor hover in Blazor Chart Component.

Highlighting the bubble point on mouse hover

Blazor Chart provides support to change color of the Bubble points on mouse hover by using HighLightColor and HighLightMode property.

The color which needs to be changes is set to the HighLightColor property and the HighLightMode is set to Point.

The following code example demonstrates this.

Index.razor

@using Syncfusion.Blazor.Charts

<SfChart HighlightColor="red" HighlightMode="HighlightMode.Point">
    <ChartPrimaryXAxis ValueType="Syncfusion.Blazor.Charts.ValueType.Category"></ChartPrimaryXAxis>
    <ChartSeriesCollection>
        <ChartSeries DataSource="@SalesReports" XName="Text" YName="Y" Type="ChartSeriesType.Bubble" Size="Y">
        </ChartSeries>
    </ChartSeriesCollection>
</SfChart>

@code {

    public class ChartData
    {
        public double X { get; set; }
        public double Y { get; set; }
        public string Text { get; set; }
    }

    public List<ChartData> SalesReports = new List<ChartData>
    {
        new ChartData { X= 92.2, Y= 7.8, Text= "China" },
        new ChartData { X= 74, Y= 6.5, Text= "India" },
        new ChartData { X= 90.4, Y= 6.0, Text= "Indonesia" },
        new ChartData { X= 99.4, Y= 2.2, Text= "US" },
        new ChartData { X= 88.6, Y= 1.3, Text= "Brazil" },
        new ChartData { X= 99, Y= 0.7, Text= "Germany" },
        new ChartData { X= 72, Y= 2.0, Text= "Egypt" },
        new ChartData { X= 99.6, Y= 3.4, Text= "Russia" },
        new ChartData { X= 99, Y= 0.2, Text= "Japan" },
        new ChartData { X= 86.1, Y= 4.0, Text= "Mexico" },
        new ChartData { X= 92.6, Y= 6.6, Text= "Philippines" },
        new ChartData { X= 61.3, Y= 1.45, Text= "Nigeria" },
        new ChartData { X= 82.2, Y= 3.97, Text= "Hong Kong" },
        new ChartData { X= 79.2, Y= 3.9, Text= "Netherland" },
        new ChartData { X= 72.5, Y= 4.5, Text= "Jordan" },
        new ChartData { X= 81, Y= 3.5, Text= "Australia" },
        new ChartData { X= 66.8, Y= 3.9, Text= "Mongolia" },
        new ChartData { X= 78.4, Y= 2.9, Text= "Taiwan" }
    };
}

The following screenshot illustrates the output of the above code snippet.

Output:

View the sample in GitHub

Conclusion

I hope you enjoyed learning how to change bubble color on cursor hover in Blazor Chart Component.

You can refer to our Blazor Chart feature tour page to know about its other groundbreaking feature representations and documentation, and how to quickly get started for configuration specifications. You can also explore our Blazor Chart example to understand how to create and manipulate data.

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