60 lines
2.3 KiB
JavaScript
60 lines
2.3 KiB
JavaScript
/*
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* JS source adapted from https://github.com/lindell/JsBarcode
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Johan Lindell (johan@lindell.me)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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module.exports = {
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// Standard start end and middle bits
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SIDE_BIN : '101',
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MIDDLE_BIN : '01010',
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BINARIES : {
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'L': [ // The L (left) type of encoding
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'0001101', '0011001', '0010011', '0111101', '0100011',
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'0110001', '0101111', '0111011', '0110111', '0001011'
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],
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'G': [ // The G type of encoding
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'0100111', '0110011', '0011011', '0100001', '0011101',
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'0111001', '0000101', '0010001', '0001001', '0010111'
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],
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'R': [ // The R (right) type of encoding
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'1110010', '1100110', '1101100', '1000010', '1011100',
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'1001110', '1010000', '1000100', '1001000', '1110100'
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],
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'O': [ // The O (odd) encoding for UPC-E
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'0001101', '0011001', '0010011', '0111101', '0100011',
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'0110001', '0101111', '0111011', '0110111', '0001011'
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],
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'E': [ // The E (even) encoding for UPC-E
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'0100111', '0110011', '0011011', '0100001', '0011101',
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'0111001', '0000101', '0010001', '0001001', '0010111'
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]
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},
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// Define the EAN-13 structure
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EAN13_STRUCTURE : [
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'LLLLLL', 'LLGLGG', 'LLGGLG', 'LLGGGL', 'LGLLGG',
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'LGGLLG', 'LGGGLL', 'LGLGLG', 'LGLGGL', 'LGGLGL'
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]
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} |