sk58_printer 0.2.0

Flutter library for SK58 thermal printer via Bluetooth. Supports Android and Linux.

Changelog

0.2.0

Added

• Band Mode for Image Printing: New bandMode parameter in printImage() for reliable image printing on mobile printers and small labels
  • Uses ESC * 33 (24-dot double density) command
  • Sends image in 24-line bands instead of all at once
  • Recommended for printers with limited buffers

Fixed

• Image printing on mobile thermal printers now works correctly
• Images no longer appear stretched or corrupted on small labels (e.g., 40x15mm)

Changed

• toLineByLineCommands() in ProcessedImage now uses ESC * 33 instead of GS v 0 bands

0.1.0

• Initial release
• Bluetooth scanning for SK58 printers
• Connect/disconnect functionality
• Print text with alignment and styles (bold, underline, sizes)
• Print QR codes
• Print barcodes (Code128, EAN-13, UPC-A, Code39)
• Print images with Floyd-Steinberg dithering
• Label templates (Sk58Label, Sk58TwoColumnLabel)
• Fluent builder pattern for complex prints
• Support for Android and Linux platforms