Skip to main content

DevExpress v24.2 Update — Your Feedback Matters

Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release.

Take the survey Not interested

AxisLabelItem.SourceObject Property

The object that is used to generate the axis label.

Namespace: DevExpress.Xpf.Charts

Assembly: DevExpress.Xpf.Charts.v24.2.dll

NuGet Package: DevExpress.Wpf.Charts

#Declaration

public object SourceObject { get; }

#Property Value

Type Description
Object

A business object that stores information required to create an axis label.

#Remarks

The following example generates custom axis labels for a y-axis from a View Model:

<Window.DataContext>
    <viewModel:ChartViewModel/>
</Window.DataContext>

<dxc:ChartControl>
    <dxc:XYDiagram2D>
        <dxc:XYDiagram2D.AxisY>
            <dxc:AxisY2D CustomLabelItemsSource="{Binding CustomLabels}">
                <dxc:AxisY2D.CustomLabelItemTemplate>
                    <DataTemplate>
                        <dxc:CustomAxisLabel Value="{Binding AxisValue}">
                            <dxc:CustomAxisLabel.Content>
                                <TextBlock FontSize="20" 
                                           Foreground="Green" 
                                           Text="{Binding SourceObject.LabelContent}">
                                </TextBlock>
                            </dxc:CustomAxisLabel.Content>
                        </dxc:CustomAxisLabel>
                    </DataTemplate>
                </dxc:AxisY2D.CustomLabelItemTemplate>
            </dxc:AxisY2D>
        </dxc:XYDiagram2D.AxisY>
        <!--...-->    
    </dxc:XYDiagram2D>
</dxc:ChartControl>        
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;

namespace DXSample
{
    public class ChartViewModel
    {
        public ObservableCollection<LabelItem> CustomLabels { get; set; }
        public ChartViewModel()
        {
            CustomLabels = new ObservableCollection<LabelItem>();
            CustomLabels.Add(new LabelItem() { AxisValue = 5, LabelContent = "5++" });
            CustomLabels.Add(new LabelItem() { AxisValue = 10, LabelContent = "10++"});
            CustomLabels.Add(new LabelItem() { AxisValue = 15, LabelContent = "15**" });
        }
    }
    public class LabelItem
    {
        public double AxisValue { get; set; }
        public string LabelContent { get; set; }
    }
}
See Also