TotemAlectoPlatform class abstract

Inheritance
  • Object
  • PlatformInterface
  • TotemAlectoPlatform
Implementers

Constructors

TotemAlectoPlatform()
Constructs a TotemAlectoPlatform.

Properties

hashCode → int
The hash code for this object.
no setterinherited
printerEvents → Stream<PrinterEvent>
Stream de eventos da impressora
no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

beep({int times = 1, int duration = 100}) → Future<bool>
Emite beep na impressora
connect(String deviceName) → Future<bool>
Conecta a um dispositivo USB pelo nome
connectByIds(int vendorId, int productId) → Future<bool>
Conecta ao dispositivo USB por Vendor ID e Product ID
cutPaper() → Future<bool>
Corta o papel (corte total)
disconnect() → Future<bool>
Desconecta da impressora
feedPaper({int lines = 1}) → Future<bool>
Alimenta o papel
getPlatformVersion() → Future<String?>
Retorna a versão da plataforma
hasPermission(String deviceName) → Future<bool>
Verifica se tem permissão para acessar o dispositivo USB
isConnected() → Future<bool>
Verifica se está conectado à impressora
isSupported() → Future<bool>
Verifica se o SDK USB é suportado neste dispositivo
listDevices() → Future<List<UsbDeviceInfo>>
Lista todos os dispositivos USB disponíveis
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
openCashDrawer({int pin = 2, int onTime = 100}) → Future<bool>
Abre a gaveta de dinheiro
partialCutPaper() → Future<bool>
Corte parcial do papel
printPicture(Uint8List imageBytes, {int width = 0, TextAlignment alignment = TextAlignment.left, bool cutPaper = true}) → Future<PrintResult>
Imprime uma imagem a partir de bytes
printPictureBase64(String base64Image, {TextAlignment alignment = TextAlignment.left, bool cutPaper = true}) → Future<PrintResult>
Imprime uma imagem a partir de string Base64
printText(String text, {TextAlignment alignment = TextAlignment.left, bool cutPaper = true}) → Future<PrintResult>
Imprime texto simples
printTextFormatted(String text, {TextAlignment alignment = TextAlignment.left, FontAttributes fontAttributes = const FontAttributes(), int fontWidth = 0, int fontHeight = 0, int fontType = 0, bool cutPaper = true}) → Future<PrintResult>
Imprime texto com formatação
requestPermission(String deviceName) → Future<bool>
Solicita permissão para acessar o dispositivo USB
runTest({int iterations = 10}) → Future<bool>
Executa teste de conexão e impressão
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited

Static Properties

instance ↔ TotemAlectoPlatform
The default instance of TotemAlectoPlatform to use.
getter/setter pair