ChartAnnotationConfigBuilder.CustomizeTooltip(String) Method

Customizes the text and appearance of the annotation's tooltip. Mirrors the client-side customizeTooltip option.

Namespace: DevExtreme.AspNet.Mvc.Builders

Assembly: DevExtreme.AspNet.Core.dll

Declaration

public ChartAnnotationConfigBuilder CustomizeTooltip(
    string jsFunc
)

Parameters

Name	Type	Description
jsFunc	String	An inline or external JavaScript function.

Returns

Type	Description
ChartAnnotationConfigBuilder	A reference to this instance after the method is called.

Remarks

Use this method to specify a JavaScript handler for the client-side customizeTooltip callback. This handler can be an inline function or an external function’s reference. Function arguments are described in the client API reference.

Razor C#

@(Html.DevExtreme().Chart()
    .Annotations(annotations => {
        annotations.Add().CustomizeTooltip("myChartAnnotationConfig_customizeTooltip");
    })
)

<script>
    function myChartAnnotationConfig_customizeTooltip(arg) {
        // Handler code
    }
</script>

Refer to Handle Events and Define Callbacks for more information.