From cca66b9ec4e494c1d919bff0f71a820d8afab1fa Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:24:48 +0200 Subject: Adding upstream version 1.2.2. Signed-off-by: Daniel Baumann --- share/extensions/barcode/Upca.py | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 share/extensions/barcode/Upca.py (limited to 'share/extensions/barcode/Upca.py') diff --git a/share/extensions/barcode/Upca.py b/share/extensions/barcode/Upca.py new file mode 100644 index 0000000..f278fca --- /dev/null +++ b/share/extensions/barcode/Upca.py @@ -0,0 +1,40 @@ +# coding=utf-8 +# +# Copyright (C) 2007 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 UPCA barcodes. Designed for use with Inkscape. +""" + +from .BaseEan import EanBarcode + + +class Upca(EanBarcode): + """Provides a renderer for EAN12 aka UPC-A Barcodes""" + + name = "upca" + font_size = 10 + lengths = [11] + checks = [12] + + def _encode(self, num, guide=False): + """Encode for a UPC-A Barcode""" + self.text = EanBarcode.space(num[0:1], 3, num[1:6], 4, num[6:11], 3, num[11:]) + return self.enclose( + EanBarcode.encode_left(num[0:6]), + EanBarcode.encode_right(num[6:12]), + ) -- cgit v1.2.3