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The .NET MAUI TreeMap control visually represents hierarchical data using nested rectangles, sized and colored based on underlying values. It efficiently displays grouped and nested data structures, offering extensive customization options and supporting item selection.

Tree map items

The TreeMap organizes data into groups with leaf items represented as rectangles, providing clear data representation.

leaf item in .NET MAUI TreeMap Control.

Layout types

Use different layout types for effective visualization of structured data.

Squarified layout in .NET MAUI TreeMap Control.


Visualize data in square-like rectangles with optimal aspect ratio.

SliceAndDiceAuto layout in .NET MAUI TreeMap Control.

Slice and dice auto

Visualize long, thin rectangles vertically or horizontally with a high aspect ratio.

SliceAndDiceHorizontal layout in .NET MAUI TreeMap Control.

Slice and dice horizontal

Create horizontal rectangles with a high aspect ratio.

SliceAndDiceVertical layout in .NET MAUI TreeMap Control.

Slice and dice vertical

Create vertical rectangles with a high aspect ratio.


The .NET MAUI TreeMap control seamlessly integrates multiple hierarchical data levels for richer and more detailed visualizations.

Levels in .NET MAUI TreeMap Control.

Brush settings

Customize the tree map leaf item colors based on underlying values for enhanced visual clarity, aiding data interpretation.

Range brush settings in .NET MAUI TreeMap Control.

Range brush settings

Apply colors to the tree map leaf items based on a desired numeric range.

Uniform brush settings in .NET MAUI TreeMap Control.

Uniform brush settings

Apply a single color to all tree map leaf items.

Desaturation brush settings in .NET MAUI TreeMap Control.

Desaturation brush settings

Apply colors to tree map leaf items by comparing their values with the desaturation color order.

Palette brush settings in .NET MAUI TreeMap Control.

Palette brush settings

Each tree map leaf item adopts colors from the specified palette brush settings.


Use legends to add additional information for interpreting a TreeMap with various colors, shapes, and more.

Legend in .NET MAUI TreeMap Control.


When the mouse hovers over items, the interactive TreeMap displays details about items’ values in tooltips.

Tooltip in .NET MAUI TreeMap Control.

Item selection

Select a single item or multiple items through interaction and programmatically.

Item selection in .NET MAUI TreeMap Control.

Appearance customization

Users can customize the stroke color, stroke width, background color, selection color, tree map data template, and more.

Appearance customization in .NET MAUI TreeMap Control.

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