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Diffstat (limited to '')
| -rw-r--r-- | share/extensions/barcode/Ean2.py | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/share/extensions/barcode/Ean2.py b/share/extensions/barcode/Ean2.py new file mode 100644 index 0000000..1025965 --- /dev/null +++ b/share/extensions/barcode/Ean2.py @@ -0,0 +1,40 @@ +# coding=utf-8 +# +# Copyright (C) 2016 Martin Owens +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA. +# +""" +Python barcode renderer for EAN2 barcodes. Designed for use with Inkscape. +""" + +from .BaseEan import EanBarcode + +FAMS = ["00", "01", "10", "11"] +START = "01011" + + +class Ean2(EanBarcode): + """Provide an Ean5 barcode generator""" + + length = 2 + name = "ean5" + + def _encode(self, num, guide=False): + if len(num) != 2: + num = ([0, 0] + num)[-2:] + self.text = " ".join(EanBarcode.space(num)) + family = ((num[0] * 10) + num[1]) % 4 + return START + "01".join(EanBarcode.encode_interleaved(family, num, FAMS)) |