QrParams class

Optional QR barcode generation parameters. Applies to QR, GS1QR, MicroQR, and RectMicroQR barcode types.

Constructors

QrParams([QREncodeMode? qrEncodeMode, QRErrorLevel? qrErrorLevel, QRVersion? qrVersion, ECIEncodings? qrECIEncoding, double? qrAspectRatio, MicroQRVersion? microQRVersion, RectMicroQRVersion? rectMicroQrVersion])

Constructor

QrParams.fromJson(Map<String, dynamic> json)

Creates a QrParams instance from a JSON representation.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

microQRVersion ↔ MicroQRVersion?

MicroQR barcode version. Used when BarcodeType is MicroQR.

getter/setter pair

qrAspectRatio ↔ double?

QR barcode aspect ratio. Values: 0 to 1.

getter/setter pair

qrECIEncoding ↔ ECIEncodings?

ECI encoding for QR barcode data.

getter/setter pair

qrEncodeMode ↔ QREncodeMode?

QR barcode encode mode.

getter/setter pair

qrErrorLevel ↔ QRErrorLevel?

QR barcode error correction level.

getter/setter pair

qrVersion ↔ QRVersion?

QR barcode version. Automatically selects the smallest version that fits the data.

getter/setter pair

rectMicroQrVersion ↔ RectMicroQRVersion?

RectMicroQR barcode version. Used when BarcodeType is RectMicroQR.

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, dynamic>

Returns a JSON representation of QrParams.

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

listFromJson(List json) → List<QrParams>

Converts a list of JSON objects to a list of QrParams instances.