MapItemAttribute Class

An attribute that can be applied to map items.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v19.1.dll

Declaration

C#

public class MapItemAttribute :
    MapDependencyObject,
    IMapItemAttribute,
    IOwnedElement

VB.NET

Public Class MapItemAttribute
    Inherits MapDependencyObject
    Implements IMapItemAttribute,
               IOwnedElement

Related API Members

The following members return MapItemAttribute objects:

• MapItemAttributeCollection.Item[String]

Example

Note

A complete sample project is available at https://github.com/DevExpress-Examples/how-to-create-a-map-item-attribute-and-show-its-value-in-the-map-tooltip-e5114.

MainWindow.xaml

<dxm:VectorLayer Name="itemsLayer">
    <dxm:MapItemStorage>
        <dxm:MapPolygon  
            ToolTipPattern="{}Triangle Area: {areaValueAttrName}" 
            Points="0,0,0,40,40,0,0,0">
            <dxm:MapPolygon.Attributes>
                <dxm:MapItemAttribute Name="areaValueAttrName" 
                                      Type="{x:Type sys:Double}" 
                                      Value="80" />
            </dxm:MapPolygon.Attributes>
        </dxm:MapPolygon>
    </dxm:MapItemStorage>
</dxm:VectorLayer>

Related GitHub Examples

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

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-customize-the-appearance-of-a-map-shape-title-e4221/VB/WpfMapControl_ShapeTitleOptions/MainWindow.xaml#L41

<dxm:MapDot.Attributes>
    <dxm:MapItemAttribute Name="Name" Value="London"/>
</dxm:MapDot.Attributes>

how-to-create-a-map-item-attribute-and-show-its-value-in-the-map-tooltip-e5114/VB/UseMapItemAttribute/MainWindow.xaml#L19

<dxm:MapPolygon.Attributes>
    <dxm:MapItemAttribute Name="areaValueAttrName"
                          Type="{x:Type sys:Double}"

Inheritance

Object

DispatcherObject

DependencyObject

Freezable

MapDependencyObject

MapItemAttribute

Extension Methods

GetErrorOperationCommands(Position)

GetErrorOperationCommands(Int32)

GetErrorOperationCommands(Point)