FabricController class

Mixed-in types

• ChangeNotifier

Constructors

FabricController({Color backgroundColor = Colors.white, bool selection = true, bool isDrawingMode = false, BaseBrush? freeDrawingBrush, ImageResolver? onResolveImage})

Properties

activeFillColor ↔ Color

getter/setter pair

activeFontSize ↔ double

getter/setter pair

activeObject → FabricObject?

no setter

activeObjects → List<FabricObject>

no setter

activeStrokeColor ↔ Color

getter/setter pair

activeStrokeWidth ↔ double

getter/setter pair

backgroundColor ↔ Color

getter/setter pair

backgroundImage ↔ Image?

getter/setter pair

canRedo → bool

no setter

canUndo → bool

no setter

editingTextObject ↔ FabricIText?

getter/setter pair

freeDrawingBrush ↔ BaseBrush?

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

hasListeners → bool

Whether any listeners are currently registered.

no setter, inherited

interactionMode ↔ FabricInteractionMode

Switches the active interaction mode and keeps isDrawingMode in sync.

getter/setter pair

isDrawingMode ↔ bool

getter/setter pair

objects → List<FabricObject>

no setter

onObjectAdded ↔ FabricObjectCallback?

getter/setter pair

onObjectModified ↔ FabricObjectCallback?

getter/setter pair

onObjectRemoved ↔ FabricObjectCallback?

getter/setter pair

onRender ↔ VoidCallback?

getter/setter pair

onResolveImage → ImageResolver?

final

onSelectionCleared ↔ FabricSelectionCallback?

getter/setter pair

onSelectionCreated ↔ FabricSelectionCallback?

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

selection ↔ bool

getter/setter pair

viewportTransform → Offset

no setter

zoom → double

no setter

Methods

add(FabricObject obj) → void

addAll(List<FabricObject> objects) → void

addListener(VoidCallback listener) → void

Register a closure to be called when the object changes.

inherited

addToActiveObjects(FabricObject obj) → void

alignBottom() → void

alignCenterH() → void

alignCenterV() → void

alignLeft() → void

alignRight() → void

alignTop() → void

bringForward(FabricObject obj) → void

bringToFront(FabricObject obj) → void

clear() → void

copyActiveObjects() → void

cutActiveObjects() → void

discardActiveObject() → void

dispose() → void

Discards any resources used by the object.

override

distributeHorizontally() → void

distributeVertically() → void

exportPng({Size? size, double pixelRatio = 2.0}) → Future<Uint8List?>

Exports the canvas to PNG bytes at pixelRatio resolution.

findObjectAtPoint(Offset point) → FabricObject?

flipActiveObjectsX() → void

flipActiveObjectsY() → void

groupActiveObjects() → FabricGroup?

loadFromJson(String json) → void

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

notifyListeners() → void

Call all the registered listeners.

inherited

panBy(Offset delta) → void

pasteObjects() → void

redo() → void

remove(FabricObject obj) → void

removeActiveObjects() → void

removeListener(VoidCallback listener) → void

Remove a previously registered closure from the list of closures that are notified when the object changes.

inherited

requestRepaint() → void

Triggers a canvas repaint without a state change — used by FabricCanvas during free-drawing to keep strokes visible in real time.

resetViewport() → void

selectAll() → void

sendBackward(FabricObject obj) → void

sendToBack(FabricObject obj) → void

setActiveObject(FabricObject obj) → void

setActiveObjects(List<FabricObject> objects) → void

startEditingText(FabricIText text) → void

toImage(Size logicalSize) → Future<Image>

toJson() → String

toString() → String

A string representation of this object.

inherited

toSvg({double width = 800, double height = 600}) → String

undo() → void

ungroup(FabricGroup group) → List<FabricObject>

zoomTo(double zoom) → void

zoomToPoint(Offset point, double zoom) → void

Operators

operator ==(Object other) → bool

The equality operator.

inherited