Class Barcode_lib

Located at libraries/Barcode_lib.php

Methods summary
`public`	# `__construct( )`
`public`	# `get_list_barcodes( )`
`public`	# `get_barcode_config( )`
`public`	# `validate_barcode( $barcode )`
`public static`	# `barcode_instance( $item, $barcode_config )`
`public`	# `generate_receipt_barcode( $barcode_content )`
`public`	# `display_barcode( $item, $barcode_config )`
`public`	# `listfonts( $folder )`
`public`	# `get_font_name( $font_file_name )`