qr_code_generator 1.0.2

A Flutter package for generating dynamic QR codes with custom colors and optional center images using CustomPainter.

1.0.2

Added

• Center Image Support:

  • Optional circular center image/logo in QR code center
  • Customizable center image size (defaults to 20% of QR size)
  • Adjustable border around center image with custom color and width
  • Auto-exclusion of QR modules in center area for better scannability
  • Support for all ImageProvider types (AssetImage, NetworkImage, FileImage, MemoryImage)

• QR Code Styling:

  • Multiple module shapes: square (default), dot, rounded, diamond, and heart
  • Customizable module gap spacing for modern dot/rounded styles
  • Anti-aliasing for smoother shape rendering

• Smart Features:

  • Automatic error correction level adjustment based on center image size
  • Improved distance calculation for center image exclusion
  • Enhanced image loading with FutureBuilder for better performance

Changed

• Improved error handling for image loading failures
• Better module rendering with shape-specific optimizations
• Enhanced QR code scannability with intelligent error correction

Parameters Added

• centerImage - Optional image to display in center
• centerImageSize - Size of the center image
• centerImageBorderColor - Border color around center image
• centerImageBorderWidth - Border width around center image
• moduleShape - Shape style of QR modules (enum)
• moduleGap - Spacing between modules for dot/rounded styles

1.0.1

Changed

• Updated README file for clarity and better instructions

1.0.0

Added

• Initial stable release
• Generate QR codes using CustomPainter
• Customizable dark and light colors
• Adjustable QR code size
• Error handling for QR generation failures