ChartCalculatedFieldCollection Class
A collection that stores calculated fields.
Namespace: DevExpress.Xpf.Charts
Assembly: DevExpress.Xpf.Charts.v24.2.dll
NuGet Package: DevExpress.Wpf.Charts
Declaration
public class ChartCalculatedFieldCollection :
ChartElementCollection<ChartCalculatedField>,
IEnumerable<ICalculatedField>,
IEnumerable
Related API Members
The following members return ChartCalculatedFieldCollection objects:
Remarks
The ChartCalculatedFieldCollection is a collection of the ChartCalculatedField objects.
Example
The following example shows how to create a calculated field and then use this field as a data source for a series. The field’s values are calculated by the following expression: [Time.Seconds] * [Velocity].
<dxc:ChartControl x:Name="chartControl">
<dxc:ChartControl.DataContext>
<local:ChartViewModel/>
</dxc:ChartControl.DataContext>
<dxc:ChartControl.CalculatedFields>
<dxc:ChartCalculatedField FieldName="Displacement"
Expression="[Time.Seconds] * [Velocity]"
FieldType="Double"/>
</dxc:ChartControl.CalculatedFields>
<dxc:XYDiagram2D>
<dxc:SplineSeries2D DisplayName="Series"
DataSource="{Binding DataPoints}"
ArgumentDataMember="Time"
ValueDataMember="Displacement"
CrosshairLabelPattern="{}{Displacement:f1}"
MarkerVisible="True"/>
...
</dxc:XYDiagram2D>
</dxc:ChartControl>
Inheritance
See Also