FlutterPainter class
Widget that allows user to draw on it
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- FlutterPainter
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.
no setterinherited
- 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.
no setterinherited
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}) → 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