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Overview
The WPF Sunburst Chart, also known as a radial tree map, visualizes hierarchical data using a concentric circle layout. The innermost circle represents the root level in the hierarchy. Its rich feature set includes functionalities like data binding, legends, animations, data labels, selection,tooltips, and drill-down.
Sunburst levels
Add more than one hierarchical data level in the levels collection.

Hierarchical levels
Visualize levels for a hierarchical data collection that contains tree-structured data.

Radius
Customize the inner and outer radii of a sunburst chart.

Angle customization
Customize the start and end angles of a sunburst chart to any direction to improve readability.
Data labels
Easily annotate the WPF Sunburst Chart segments with labels to help improve readability of data.

Label customization
Customize the look and feel of the default labels using the font style, size, and color properties.

Label overflow
Handle data overlapping or overflowing out of segments using label trimming or hiding functionalities.

Display mode
Display the data labels in either a normal or rotated direction to enhance readability.
Selection
Interactively select and highlight a segment. This is widely used to navigate to another page with the information of a selected segment or to update the information about a selected segment in the same page.

Highlight with color
Select or highlight the segments with color to bring them to the center of attention.

Highlight with opacity
Select or highlight the segments by reducing the transparency (opacity) of other segments to bring the selection to the center of attention.

Highlight with stroke
Select or highlight the segments with strokes to bring them to the center of attention.

Selection type
Select or highlight the segments by color to bring them to the center of attention. The WPF Sunburst Chart control provides options to highlight a segment as a group of entire node segments, the parent node of the selected segment, the child node of the selected segment, or the selected segment alone.

Customization
Selected colors and strokes can be customized.
Legend
Legends are used to provide valuable information for sunburst segments with various colors, shapes, or other identifiers.
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Icon types
Change the type of legend icon to built-in shapes such as circles, rectangles, crosses, diamonds, triangles, or pentagons to improve readability of the chart.

Customization
Customize the positioning of the legend to anywhere in the chart area. The default legend label font and icon can also be customized.
Tooltip
The tooltip displays a pop-up with additional information when the mouse pointer touches a data point. The tooltip view can be customized with a data template.

Drill down
The WPF Sunburst Chart control provides a drill-down option with animation for visualizing large sets of data in a minimal data view.

145+ WPF CONTROLS
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