ChartSeriesAggregationBuilder.Calculate(String) Method
In This Article
Specifies a custom aggregate function. Applies only if the aggregation method is 'custom'. Mirrors the client-side calculate option.
Namespace: DevExtreme.AspNet.Mvc.Builders
Assembly: DevExtreme.AspNet.Core.dll
#Declaration
C#
public ChartSeriesAggregationBuilder Calculate(
string jsFunc
)
#Parameters
Name | Type | Description |
---|---|---|
js |
String | An inline or external Java |
#Returns
Type | Description |
---|---|
Chart |
A reference to this instance after the method is called. |
#Remarks
Use this method to specify a JavaScript handler for the client-side calculate
callback.
This handler can be an inline function or an external function’s reference.
Function arguments are described in the client API reference.
@(Html.DevExtreme().Chart()
.Series(series => {
series.Add().Aggregation(aggregation => aggregation
.Calculate("myChartSeriesAggregation_calculate")
);
})
)
<script>
function myChartSeriesAggregation_calculate(arg) {
// Handler code
}
</script>
Refer to Handle Events and Define Callbacks for more information.
See Also