MapBubbleMappingInfo.Value Property

Gets or sets the name of the data field, which contains data to determine the values of chart items.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v18.2.dll

Declaration

C#

public string Value { get; set; }

VB.NET

Public Property Value As String

Property Value

Type	Description
String	A string value that specifies the name of the bound data field.

Example

Note

A complete sample project is available at https://github.com/DevExpress-Examples/how-to-automatically-generate-bubble-chart-items-from-a-datasource-t180068.

MainWindow.xaml

<dxm:VectorLayer x:Name="earthquakesLayer" ShapeFill="Orange" ToolTipEnabled="True" 
                 ToolTipPattern="{}{Month}/{Day}/{Year}&#x0a;Magnitude: %V%&#x0a;Depth: {Depth}km">
    <dxm:BubbleChartDataAdapter DataSource="{Binding Data}" 
                                ItemMaxSize="60" ItemMinSize="10">
        <dxm:BubbleChartDataAdapter.AttributeMappings>
            <dxm:MapItemAttributeMapping Member="day" Name="Day"/>
            <dxm:MapItemAttributeMapping Member="mon" Name="Month"/>
            <dxm:MapItemAttributeMapping Member="yr" Name="Year"/>
            <dxm:MapItemAttributeMapping Member="dep" Name="Depth"/>
        </dxm:BubbleChartDataAdapter.AttributeMappings>
        <dxm:BubbleChartDataAdapter.Mappings>
            <dxm:MapBubbleMappingInfo Latitude="glat" Longitude="glon" Value="mag"/>
        </dxm:BubbleChartDataAdapter.Mappings>
        <dxm:BubbleChartDataAdapter.BubbleSettings>
            <dxm:MapBubbleSettings MarkerType="Circle"/>
        </dxm:BubbleChartDataAdapter.BubbleSettings>
    </dxm:BubbleChartDataAdapter>
</dxm:VectorLayer>

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the Value property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-automatically-generate-bubble-chart-items-from-a-datasource-t180068/VB/Wpf_MapControl_BubbleChartDataAdapter/MainWindow.xaml#L25

<dxm:BubbleChartDataAdapter.Mappings>
    <dxm:MapBubbleMappingInfo Latitude="glat" Longitude="glon" Value="mag"/>
</dxm:BubbleChartDataAdapter.Mappings>

how-to-customize-chart-data-source-adapter-parameters-t209508/VB/BubbleChartDataAdapter/MainWindow.xaml#L31

<dxm:BubbleChartDataAdapter.Mappings>
    <dxm:MapBubbleMappingInfo Latitude="lat" Longitude="lon" Value="value"/>
</dxm:BubbleChartDataAdapter.Mappings>

how-to-specify-custom-marker-template-for-auto-generated-bubble-chart-items-t212567/VB/BubbleSettings_CustomMarkerTemplate/MainWindow.xaml#L15

<dxm:BubbleChartDataAdapter.Mappings>
    <dxm:MapBubbleMappingInfo Latitude="glat" Longitude="glon" Value="mag"/>
</dxm:BubbleChartDataAdapter.Mappings>