TreeMapGroupGradientColorizer Class

The colorizer that colors the tree map items in colors blended from group colors and gradient colors in a proportion based on the tree map item value.

Namespace: DevExpress.Xpf.TreeMap

Assembly: DevExpress.Xpf.TreeMap.v23.2.dll

NuGet Package: DevExpress.Wpf.TreeMap

public class TreeMapGroupGradientColorizer :
    TreeMapPaletteColorizerBase

Public Class TreeMapGroupGradientColorizer
    Inherits TreeMapPaletteColorizerBase

Remarks

This class introduces the TreeMapGroupGradientColorizer.GradientColor that allows specifying the mixing color, and the TreeMapGroupGradientColorizer.Min and TreeMapGroupGradientColorizer.Max properties specifying the maximum and minimum of portion of the color assigned to the item’s group.

Example

To color tree map items using the Group Gradient Colorizer, do the following.

Assign a newly created TreeMapGroupGradientColorizer object to the TreeMapControl.Colorizer property.
Specify the required palette using the TreeMapPaletteColorizerBase.Palette property, and the gradient color using TreeMapGroupGradientColorizer.GradientColor.
Optionally, set the TreeMapGroupGradientColorizer.Min and TreeMapGroupGradientColorizer.Max properties to required values.

MainWindow.xaml

<dxtm:TreeMapControl.Colorizer>
    <dxtm:TreeMapGroupGradientColorizer 
        GradientColor="White"
        Min="0.5"
        Max="1">
        <dxtm:Office2013Palette/>
    </dxtm:TreeMapGroupGradientColorizer>
</dxtm:TreeMapControl.Colorizer>