treemap library Null safety

Classes

SfTreemap
A data visualization widget that provides an effective way to visualize flat and hierarchical data as rectangles that are sized and colored based on quantitative variables. [...]
TreemapBreadcrumbs
Treemap breadcrumb class.
TreemapColorMapper
Collection of TreemapColorMapper which specifies tile’s color based on the data. [...]
TreemapLegend
Shows legend for the data rendered in the treemap. [...]
TreemapLevel
The levels collection which forms either flat or hierarchal treemap. [...]
TreemapSelectionSettings
Customized the appearance of the tiles in selection state. [...]
TreemapTile
Contains information about the treemap tile.
TreemapTooltipSettings
Customizes the appearance of the tooltip. [...]

Enums

TreemapBreadcrumbPosition
Positions the breadcrumb in the different directions.
TreemapIconType
Shapes of the legend's and marker's icon.
TreemapLabelOverflow
Behavior of the labels when it overflowed from the shape.
TreemapLayoutDirection
Positions the tiles in the different corners.
TreemapLegendEdgeLabelsPlacement
Placement of edge labels in the bar legend.
TreemapLegendLabelsPlacement
Option to place the labels either between the bars or on the bar in bar legend.
TreemapLegendOverflowMode
Behavior of the legend items when it overflows.
TreemapLegendPaintingStyle
Applies gradient or solid color for the bar segments.
TreemapLegendPosition
Positions the legend in the different directions.

Typedefs

IndexedDoubleValueMapper = double Function(int index)
Signature to return the double values from the data source based on the index. [...]
IndexedStringValueMapper = String? Function(int index)
Signature to return the string values from the data source based on the index. [...]
TreemapBreadcrumbBuilder = Widget? Function(BuildContext context, TreemapTile tile, bool isCurrent)
Signature to return a widget based on the given tile. [...]
TreemapLegendPointerBuilder = Widget Function(BuildContext context, dynamic value)
Signature to return a Widget for the given value.
TreemapTileColorValueMapper = dynamic Function(TreemapTile tile)
Signature to return the colors or other types from the data source based on the tile based on which colors will be applied. [...]
TreemapTileWidgetBuilder = Widget? Function(BuildContext context, TreemapTile tile)
Signature to return a widget based on the given tile. [...]