PixelLabelAnnotation class

A simple label annotation positioned by pixel coordinates.

Use this when you want to place a label at a specific pixel position rather than at data coordinates.

Inheritance

Constructors

PixelLabelAnnotation({Key? key, required double x, required double y, required String label, TextStyle? labelStyle, required double width, required double height, LabelAnnotationConfig config = const LabelAnnotationConfig(), LabelAnchor anchor = LabelAnchor.center})
Creates a pixel-positioned label annotation.
const

Properties

anchor → LabelAnchor
The anchor point for the label.
final
config → LabelAnnotationConfig
Configuration for the label.
final
hashCode → int
The hash code for this object.
no setterinherited
height → double
The height of the chart area.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
label → String
The label text.
final
labelStyle → TextStyle?
Text style for the label.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
width → double
The width of the chart area.
final
x → double
The x pixel position.
final
y → double
The y pixel position.
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