PaintingCanvas class

A widget for creating a canvas for painting on images.

This widget allows you to create a canvas for painting on images loaded from various sources, including network URLs, asset paths, files, or memory (Uint8List). It provides customization options for appearance and behavior.

Inheritance

Constructors

PaintingCanvas.asset(String path, {required Key key, required PaintCanvasInitConfigs initConfigs})
Constructs a PaintingCanvas widget with an image loaded from an asset path.
factory
PaintingCanvas.autoSource({required Key key, required PaintCanvasInitConfigs initConfigs, Uint8List? byteArray, File? file, String? assetPath, String? networkUrl})
Constructs a PaintingCanvas widget with an image loaded automatically based on the provided source.
factory
PaintingCanvas.file(File file, {required Key key, required PaintCanvasInitConfigs initConfigs})
Constructs a PaintingCanvas widget with an image loaded from a file.
factory
PaintingCanvas.memory(Uint8List byteArray, {required Key key, required PaintCanvasInitConfigs initConfigs})
Constructs a PaintingCanvas widget with an image loaded into memory.
factory
PaintingCanvas.network(String networkUrl, {required Key key, required PaintCanvasInitConfigs initConfigs})
Constructs a PaintingCanvas widget with an image loaded from a network URL.
factory

Properties

editorImage → EditorImage
The image being edited on the canvas.
final
hashCode → int
The hash code for this object.
no setterinherited
initConfigs → PaintCanvasInitConfigs
The initialization configurations for the canvas.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → PaintingCanvasState
Creates the mutable state for this widget at a given location in the tree.
override
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