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DataSourceAdapter Class

Contains data binding settings that define the datasource to obtain data for a series, as well as data fields to be used from this datasource.

Namespace: DevExpress.UI.Xaml.Charts

Assembly: DevExpress.UI.Xaml.Charts.v19.1.dll

Declaration

[ContentProperty(Name = "DataMembers")]
public class DataSourceAdapter :
    ChartDataAdapter,
    IDisposable
<ContentProperty(Name:="DataMembers")>
Public Class DataSourceAdapter
    Inherits ChartDataAdapter
    Implements IDisposable

Remarks

To provide data for a Series, it's necessary to specify one of the ChartDataAdapter class descendants to the Series.Data property. There are two ways of doing this:

For more information, refer to Providing Data.

Examples

The following example demonstrates how to bind a chart to data provided by a ViewModel.

To do this, it is necessary to assign the DataSourceAdapter object to the Series.Data property and specify the datasource for the adapter via its DataSourceAdapter.DataSource property.

Note

A complete sample project is available at: https://github.com/DevExpress-Examples/how-to-bind-a-chart-to-data-e4362

<Page
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:Charts="using:DevExpress.UI.Xaml.Charts"
    xmlns:local="using:BindChart"
    x:Class="BindChart.MainPage"
    mc:Ignorable="d">

    <Grid Background="{StaticResource ApplicationPageBackgroundThemeBrush}">

        <Charts:CartesianChart>
            <Charts:Series>
                <Charts:Series.View>
                    <Charts:LineSeriesView/>
                </Charts:Series.View>
                <Charts:Series.Data>
                    <Charts:DataSourceAdapter DataSource="{Binding ItemsSource}">
                        <Charts:DataMember DataMemberType="Argument" ColumnName="PointArgument" 
                                           ScaleType="DateTime"/>
                        <Charts:DataMember DataMemberType="Value" ColumnName="PointValue" 
                                           ScaleType="Auto"/>
                    </Charts:DataSourceAdapter>
                </Charts:Series.Data>
            </Charts:Series>
            <Charts:CartesianChart.AxisX>
                <Charts:AxisX DateTimeGridAlignment="Year" DateTimeMeasureUnit="Hour">
                    <Charts:AxisX.LabelOptions>
                        <Charts:AxisLabelOptions Pattern="{}{V:yyyy}"/>
                    </Charts:AxisX.LabelOptions>
                </Charts:AxisX>
            </Charts:CartesianChart.AxisX>
        </Charts:CartesianChart>
    </Grid>
</Page>

Inheritance

Object
Windows.UI.Xaml.DependencyObject

Implements

DevExpress.UI.Xaml.Charts.Native.IOwnedElement
DevExpress.UI.Xaml.Charts.IChartDataAdapter
See Also