ColorizerKeyItem Class

A key for the KeyColorColorizer.

Namespace: DevExpress.Xpf.Map

Assembly: DevExpress.Xpf.Map.v19.2.dll

Declaration

C#

public class ColorizerKeyItem :
    MapDependencyObject,
    IOwnedElement

VB.NET

Public Class ColorizerKeyItem
    Inherits MapDependencyObject
    Implements IOwnedElement

Example

To colorize map items using the KeyColorColorizer do the following.

1. Create a KeyColorColorizer object and assign it to the VectorLayer.Colorizer property.
2. Specify the KeyColorColorizer.ItemKeyProvider property.
3. Customize the MapColorizer.Colors collection.
4. Add several ColorizerKeyItem items to the KeyColorColorizer.Keys collection. Note that if keys are not specified, they will be generated automatically.

Note

A complete sample project is available at https://github.com/DevExpress-Examples/customize-appearance-of-generated-pie-chart-items-t183429.

MainWindow.xaml

<dxm:VectorLayer.Colorizer>
    <dxm:KeyColorColorizer>
        <dxm:KeyColorColorizer.ItemKeyProvider>
            <dxm:IdItemKeyProvider/>
        </dxm:KeyColorColorizer.ItemKeyProvider>
        <dxm:KeyColorColorizer.Colors>
            <Color>#FFFFCF62</Color>
            <Color>#FFA9B5BC</Color>
            <Color>#FFE99876</Color>
        </dxm:KeyColorColorizer.Colors>
        <dxm:KeyColorColorizer.Keys>
            <dxm:ColorizerKeyItem Name="Gold">
                <dxm:ColorizerKeyItem.Key>
                    <sys:Int32>1</sys:Int32>
                </dxm:ColorizerKeyItem.Key>
            </dxm:ColorizerKeyItem>
            <dxm:ColorizerKeyItem Name="Silver">
                <dxm:ColorizerKeyItem.Key>
                    <sys:Int32>2</sys:Int32>
                </dxm:ColorizerKeyItem.Key>
            </dxm:ColorizerKeyItem>
            <dxm:ColorizerKeyItem Name="Bronze">
                <dxm:ColorizerKeyItem.Key>
                    <sys:Int32>3</sys:Int32>
                </dxm:ColorizerKeyItem.Key>
            </dxm:ColorizerKeyItem>
        </dxm:KeyColorColorizer.Keys>
    </dxm:KeyColorColorizer>
</dxm:VectorLayer.Colorizer>

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the ColorizerKeyItem 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#

lesson-2-load-vector-cartesian-data-t230190/CS/MapLesson2/MainWindow.xaml#L33

<dxm:KeyColorColorizer.Keys>
    <dxm:ColorizerKeyItem Name="Restaurant">
        <dxm:ColorizerKeyItem.Key>

customize-appearance-of-generated-pie-chart-items-t183429/VB/Wpf_MapControl_PieChartDataAdapter/MainWindow.xaml#L32

<dxm:KeyColorColorizer.Keys>
    <dxm:ColorizerKeyItem Name="Gold">
        <dxm:ColorizerKeyItem.Key>

wpf-mapcontrol-getting-started-lesson-3-add-analytical-data-to-a-geographical-map-t177876/VB/Wpf_MapControl_Lesson3/MainWindow.xaml#L57

<dxm:KeyColorColorizer.Keys>
    <dxm:ColorizerKeyItem Name="Gold">
        <dxm:ColorizerKeyItem.Key>

how-to-customize-the-appearance-of-automatically-generated-map-pie-charts-t212908/VB/MapPieSettingsExample/MainWindow.xaml#L40

<dxm:KeyColorColorizer.Keys>
    <dxm:ColorizerKeyItem Name="Gold">
        <dxm:ColorizerKeyItem.Key>

Inheritance

Object

DispatcherObject

DependencyObject

Freezable

MapDependencyObject

ColorizerKeyItem