KeyColorColorizer Class

A Colorizer that allows choosing the color depending on the Series.ColorDataMember values used as key values.

Namespace: DevExpress.Xpf.Charts

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

Declaration

public class KeyColorColorizer :
    LegendSupportColorizerBase
Public Class KeyColorColorizer
    Inherits LegendSupportColorizerBase

Remarks

This class introduces the KeyColorColorizer.Keys property that allows specifying keys associated with colors, and the KeyColorColorizer.KeyProvider property, that allows specifying how to obtain the key for Series.ColorDataMember values.

For more information about colorizers, refer to the Colorizers topic.

Examples

To configure and use the Key-Color colorizer, perform the following steps.

<Window
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:sys="clr-namespace:System;assembly=mscorlib"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:dxc="http://schemas.devexpress.com/winfx/2008/xaml/charts" 
        x:Class="KeyColorColorizer.MainWindow"
        Title="MainWindow" Height="720" Width="1280">
    <Window.Resources>
        <XmlDataProvider x:Key="dataProvider" Source="Data/GDP.xml"/>
    </Window.Resources>

    <Grid DataContext="{Binding Source={StaticResource dataProvider}}">
        <dxc:ChartControl>
            <dxc:ChartControl.Titles>
                <dxc:Title Content="GDP for G20" HorizontalAlignment="Center"/>
            </dxc:ChartControl.Titles>
            <dxc:ChartControl.Legend>
                <dxc:Legend/>
            </dxc:ChartControl.Legend>
            <dxc:XYDiagram2D>
                <dxc:BarSideBySideSeries2D DisplayName="GDP" 
                                           DataSource="{Binding XPath=/G20HPIs/CountryStatistics}"
                                           ArgumentDataMember="Country" ValueDataMember="Product"
                                           ColorDataMember="Region">
                    <dxc:BarSideBySideSeries2D.Colorizer>
                        <dxc:KeyColorColorizer>
                            <dxc:KeyColorColorizer.Keys>
                                <sys:String>Africa</sys:String>
                                <sys:String>America</sys:String>
                                <sys:String>Asia</sys:String>
                                <sys:String>Australia</sys:String>
                                <sys:String>Europe</sys:String>
                            </dxc:KeyColorColorizer.Keys>
                            <dxc:KeyColorColorizer.Palette>
                                <dxc:Office2013Palette/>
                            </dxc:KeyColorColorizer.Palette>
                        </dxc:KeyColorColorizer>
                    </dxc:BarSideBySideSeries2D.Colorizer>
                </dxc:BarSideBySideSeries2D>
            </dxc:XYDiagram2D>
        </dxc:ChartControl>
    </Grid>
</Window>
See Also