ChartAxis<T> class
abstract
Base class for axis components.
An axis displays tick marks, labels, and an axis line along one edge of a chart area. It works with scales from the dv_scale package to map data values to pixel positions.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- ChartAxis
- Implementers
Constructors
-
ChartAxis({Key? key, required dynamic scale, List<
T> ? tickValues, int tickCount = 10, String tickFormat(T)?, TickConfig tickConfig = const TickConfig(), AxisLineConfig lineConfig = const AxisLineConfig(), TextStyle? labelStyle, required double length, double labelRotation = 0}) -
Creates an axis.
const
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- labelRotation → double
-
Rotation angle for tick labels in degrees.
final
- labelStyle → TextStyle?
-
Text style for tick labels.
final
- length → double
-
The length of the axis in pixels.
final
- lineConfig → AxisLineConfig
-
Configuration for the axis line.
final
- orientation → AxisOrientation
-
Returns the orientation of this axis.
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- scale → dynamic
-
The scale used to map values to positions.
final
- tickConfig → TickConfig
-
Configuration for tick marks.
final
- tickCount → int
-
The number of ticks to generate (if tickValues is not provided).
final
- tickFormat → String Function(T)?
-
Function to format tick values into labels.
final
-
tickValues
→ List<
T> ? -
Custom tick values to display.
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
inherited
-
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
-
generateTicks(
) → List< AxisTick< T> > - Generates tick data from the scale.
-
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