PrettyQrDecoration class

An immutable description of how to paint a QR image.

Mixed in types

• Diagnosticable

Annotations

• @immutable

Constructors

PrettyQrDecoration({PrettyQrShape shape = kDefaultDecorationShape, Color? background, PrettyQrDecorationImage? image})

Creates a QR image decoration.

const

Properties

background → Color?

The color or brush to fill in the background of the QR code.

final

hashCode → int

The hash code for this object.

no setter, override

image → PrettyQrDecorationImage?

The image will be embed to the center of the QR code.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

shape → PrettyQrShape

The QR modules shape.

final

Methods

copyWith({PrettyQrShape? shape, Color? background, PrettyQrDecorationImage? image}) → PrettyQrDecoration

Creates a copy of this PrettyQrDecoration but with the given fields replaced with the new values.

createPainter(VoidCallback onChanged) → PrettyQrPainter

Returns a PrettyQrPainter that will paint QR code with this decoration.

debugFillProperties(DiagnosticPropertiesBuilder properties) → void

Add additional properties associated with the node.

override

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

toStringShort() → String

A brief description of this object, usually just the runtimeType and the hashCode.

override

Operators

operator ==(Object other) → bool

The equality operator.

override

Static Methods

lerp(PrettyQrDecoration? a, PrettyQrDecoration? b, double t) → PrettyQrDecoration?

Linearly interpolates between two PrettyQrDecorations.

Constants

kDefaultDecorationShape → const PrettyQrSmoothSymbol

The default QR code shape.