RangeColorizer3D.ValueProvider Property

Gets or sets the provider that specifies a point value the colorizer should use to define the point color.

Assembly : DevExpress.Xpf.Charts.v25.2.dll

NuGet Package : DevExpress.Wpf.Charts

Declaration

C#
VB.NET

csharp

public IColorizer3DValueProvider ValueProvider { get; set; }

Public Property ValueProvider As IColorizer3DValueProvider

Property Value

Type	Description
IColorizer3DValueProvider

The value provider.

Remarks

Example 1

This example shows how to use the ColorObjectValueProvider3D class to make the colorizer utilize values that the ColorDataMember property provides.

View Example

XAML

xaml

<dxc:Series3D DisplayName="Series 1">
    <dxc:Series3D.View>
        <dxc:Point3DSeriesView>
            <dxc:Point3DSeriesView.MarkerModel>
                <dxc:Marker3DSpherePointModel SphereDetalizationLevel="Low"/>
            </dxc:Point3DSeriesView.MarkerModel>
            <dxc:Point3DSeriesView.Colorizer>
                <dxc:RangeColorizer3D RangeStops="-0.4 0.4 1.8 2" 
                                      ApproximateColors="True">
                    <dxc:RangeColorizer3D.ValueProvider>
                        <dxc:ColorObjectValueProvider3D/>
                    </dxc:RangeColorizer3D.ValueProvider>
                    <dxc:RangeColorizer3D.Palette>
                        <dxc:YellowPalette/>
                    </dxc:RangeColorizer3D.Palette>
                </dxc:RangeColorizer3D>
            </dxc:Point3DSeriesView.Colorizer>
        </dxc:Point3DSeriesView>
    </dxc:Series3D.View>
    <dxc:SeriesPoint3DDataSourceAdapter DataSource="{Binding Stars}" 
                                        XArgumentDataMember="X" 
                                        YArgumentDataMember="Y"
                                        ValueDataMember="Z" 
                                        ColorDataMember="ColorIndex"/>
</dxc:Series3D>

Example 2

The following example shows how to calculate point colors based on point x-arguments.

Create a class that implements the IColorizer3DValueProvider interface.
Implement its IColorizer3DValueProvider.GetValue method.
Assign the class instance to the RangeColorizer3D.ValueProvider property.

Markup

XAML

xaml

<dxc:Series3D DisplayName="Series 1">
    <dxc:Series3D.View>
        <dxc:Point3DSeriesView>
            <dxc:Point3DSeriesView.MarkerModel>
                <dxc:Marker3DSpherePointModel SphereDetalizationLevel="Low"/>
            </dxc:Point3DSeriesView.MarkerModel>
            <dxc:Point3DSeriesView.Colorizer>
                <dxc:RangeColorizer3D RangeStops="-90000 -60000 -30000 0 30000 60000 90000"
                                      ApproximateColors="True">
                    <dxc:RangeColorizer3D.ValueProvider>
                        <local:ColorizerValueProvider/>
                    </dxc:RangeColorizer3D.ValueProvider>
                    <dxc:RangeColorizer3D.Palette>
                        <dxc:YellowPalette/>
                    </dxc:RangeColorizer3D.Palette>
                </dxc:RangeColorizer3D>
            </dxc:Point3DSeriesView.Colorizer>
        </dxc:Point3DSeriesView>
    </dxc:Series3D.View>
    <dxc:SeriesPoint3DDataSourceAdapter DataSource="{Binding Stars}" 
                                        XArgumentDataMember="X" 
                                        YArgumentDataMember="Y"
                                        ValueDataMember="Z"/>
</dxc:Series3D>

csharp

using DevExpress.Xpf.Charts;
using System;
using System.Windows;

namespace GettingStarted2 {
    public partial class MainWindow : Window {
        public MainWindow() {
            InitializeComponent();
        }
    }
    public class ColorizerValueProvider : IColorizer3DValueProvider {
        public double GetValue(object argumentX, object argumentY, double[] values, object color) {
            return Convert.ToDouble(argumentX);
        }
    }
}

Imports DevExpress.Xpf.Charts
Imports System
Imports System.Windows

Namespace GettingStarted2
    Public Partial Class MainWindow
        Inherits Window

        Public Sub New()
            InitializeComponent()
        End Sub
    End Class

    Public Class ColorizerValueProvider
        Inherits IColorizer3DValueProvider

        Public Function GetValue(ByVal argumentX As Object, ByVal argumentY As Object, ByVal values As Double(), ByVal color As Object) As Double
            Return Convert.ToDouble(argumentX)
        End Function
    End Class
End Namespace