sunmi_external_cloud_printer 0.4.0

Flutter plugin for Sunmi external cloud printers (NT21x/NT31x/NT32x) via USB, LAN, and Bluetooth. Android only.

0.4.0

• Added PrintJob.printColumnsText(...) for fixed-width multi-column receipt rows.
• Added native Android method-channel support for Sunmi SDK printColumnsText(...).
• Added argument validation for column text, width, and alignment payloads.
• Expanded README usage examples for left-label/right-value printing.

0.3.0

• Added bitmap/image printing support via PrintJob.appendImage(...).
• Added SunmiImageAlgorithm to control printer image rasterization.
• Added Arabic-safe printing guidance and example flow by rendering receipts as images in Flutter.
• Added experimental text-mode controls for setEncodeMode, selectOtherCharFont, setOtherSize, and appendRawData.

0.2.0

• Renamed public model classes to Sunmi-prefixed names: SunmiDiscoveredPrinter, SunmiPrinterStatus, SunmiPrintResult, SunmiPrintAlignment, SunmiQrErrorLevel.
• Expanded README with detailed connection-type documentation (USB, LAN, Bluetooth).

0.1.0

• Initial release of the Sunmi External Cloud Printer plugin.
• Support for USB, LAN, and Bluetooth connectivity on Android.
• Support for Sunmi NT21x, NT31x, and NT32x printer models.
• Printer discovery via discoverPrinters().
• Print text, QR codes, barcodes, and images.
• Configurable print alignment, QR error correction level, and paper cut options.
• PrintJob builder API for composing multi-element print jobs.
• PrinterStatus and PrintResult models for status and result handling.

0.0.1

• TODO: Describe initial release.