FlutterPainter class Null safety

Widget that allows user to draw on it

Inheritance

Constructors

FlutterPainter({Key? key, required PainterController controller, DrawableCreatedCallback? onDrawableCreated, DrawableDeletedCallback? onDrawableDeleted, ValueChanged<ObjectDrawable?>? onSelectedObjectDrawableChanged, ValueChanged<PainterSettings>? onPainterSettingsChanged})
Creates a FlutterPainter with the given controller and optional callbacks.
const
FlutterPainter.builder({Key? key, required PainterController controller, required FlutterPainterBuilderCallback builder, DrawableCreatedCallback? onDrawableCreated, DrawableDeletedCallback? onDrawableDeleted, ValueChanged<ObjectDrawable?>? onSelectedObjectDrawableChanged, ValueChanged<PainterSettings>? onPainterSettingsChanged})
Creates a FlutterPainter with the given controller, builder and optional callbacks.
const

Properties

controller PainterController
The controller for this painter.
final
hashCode int
The hash code for this object.
read-onlyinherited
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onDrawableCreated → DrawableCreatedCallback?
Callback when a Drawable is created internally in FlutterPainter.
final
onDrawableDeleted → DrawableDeletedCallback?
Callback when a Drawable is deleted internally in FlutterPainter.
final
onPainterSettingsChanged ValueChanged<PainterSettings>?
Callback when the PainterSettings of PainterController are updated internally.
final
onSelectedObjectDrawableChanged ValueChanged<ObjectDrawable?>?
Callback when the selected ObjectDrawable changes.
final
runtimeType Type
A representation of the runtime type of the object.
read-onlyinherited

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 non-existent 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}) 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