CalendarHeatmap class

Calendar heatmap for showing values over time.

Inheritance

Constructors

CalendarHeatmap({Key? key, required Map<DateTime, double> data, required DateTime startDate, required DateTime endDate, required double minValue, required double maxValue, Color emptyColor = const Color(0xFFEBEDF0), Color startColor = const Color(0xFF9BE9A8), Color endColor = const Color(0xFF216E39), double cellSize = 12, double cellPadding = 2, double cellRadius = 2, bool showMonthLabels = true, bool showDayLabels = true, void onCellTap(DateTime date, double? value)?})
const

Properties

cellPadding → double
Cell padding.
final
cellRadius → double
Cell corner radius.
final
cellSize → double
Cell size.
final
data → Map<DateTime, double>
Map of date to value.
final
emptyColor → Color
Color for empty cells.
final
endColor → Color
End color for gradient.
final
endDate → DateTime
End date of the calendar.
final
hashCode → int
The hash code for this object.
no setterinherited
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
maxValue → double
Maximum value for color scale.
final
minValue → double
Minimum value for color scale.
final
onCellTap → void Function(DateTime date, double? value)?
Callback when a cell is tapped.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
showDayLabels → bool
Whether to show day labels.
final
showMonthLabels → bool
Whether to show month labels.
final
startColor → Color
Start color for gradient.
final
startDate → DateTime
Start date of the calendar.
final

Methods

build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
createElement() → StatelessElement
Creates a StatelessElement to manage this widget's location in the tree.
inherited
debugDescribeChildren() → List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.
inherited
toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) → String
A string representation of this object.
inherited
toStringDeep({String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String
Returns a string representation of this node and its descendants.
inherited
toStringShallow({String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String
Returns a one-line detailed description of the object.
inherited
toStringShort() → String
A short, textual description of this widget.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited