diff options
Diffstat (limited to 'share/extensions/Barcode/Code128.py')
| -rw-r--r-- | share/extensions/Barcode/Code128.py | 49 |
1 files changed, 36 insertions, 13 deletions
diff --git a/share/extensions/Barcode/Code128.py b/share/extensions/Barcode/Code128.py index 8734fc330..618ce7817 100644 --- a/share/extensions/Barcode/Code128.py +++ b/share/extensions/Barcode/Code128.py @@ -27,7 +27,29 @@ from Base import Barcode import math import re -map = [ '11011001100','11001101100','11001100110','10010011000','10010001100','10001001100','10011001000','10011000100','10001100100','11001001000','11001000100','11000100100','10110011100','10011011100','10011001110','10111001100','10011101100','10011100110','11001110010','11001011100','11001001110','11011100100','11001110100','11101101110','11101001100','11100101100','11100100110','11101100100','11100110100','11100110010','11011011000','11011000110','11000110110','10100011000','10001011000','10001000110','10110001000','10001101000','10001100010','11010001000','11000101000','11000100010','10110111000','10110001110','10001101110','10111011000','10111000110','10001110110','11101110110','11010001110','11000101110','11011101000','11011100010','11011101110','11101011000','11101000110','11100010110','11101101000','11101100010','11100011010','11101111010','11001000010','11110001010','10100110000','10100001100','10010110000','10010000110','10000101100','10000100110','10110010000','10110000100','10011010000','10011000010','10000110100','10000110010','11000010010','11001010000','11110111010','11000010100','10001111010','10100111100','10010111100','10010011110','10111100100','10011110100','10011110010','11110100100','11110010100','11110010010','11011011110','11011110110','11110110110','10101111000','10100011110','10001011110','10111101000','10111100010','11110101000','11110100010','10111011110','10111101110','11101011110','11110101110','11010000100','11010010000','11010011100','11000111010','11' ] +codeMap = [ + '11011001100','11001101100','11001100110','10010011000','10010001100', + '10001001100','10011001000','10011000100','10001100100','11001001000', + '11001000100','11000100100','10110011100','10011011100','10011001110', + '10111001100','10011101100','10011100110','11001110010','11001011100', + '11001001110','11011100100','11001110100','11101101110','11101001100', + '11100101100','11100100110','11101100100','11100110100','11100110010', + '11011011000','11011000110','11000110110','10100011000','10001011000', + '10001000110','10110001000','10001101000','10001100010','11010001000', + '11000101000','11000100010','10110111000','10110001110','10001101110', + '10111011000','10111000110','10001110110','11101110110','11010001110', + '11000101110','11011101000','11011100010','11011101110','11101011000', + '11101000110','11100010110','11101101000','11101100010','11100011010', + '11101111010','11001000010','11110001010','10100110000','10100001100', + '10010110000','10010000110','10000101100','10000100110','10110010000', + '10110000100','10011010000','10011000010','10000110100','10000110010', + '11000010010','11001010000','11110111010','11000010100','10001111010', + '10100111100','10010111100','10010011110','10111100100','10011110100', + '10011110010','11110100100','11110010100','11110010010','11011011110', + '11011110110','11110110110','10101111000','10100011110','10001011110', + '10111101000','10111100010','11110101000','11110100010','10111011110', + '10111101110','11101011110','11110101110','11010000100','11010010000', + '11010011100','11000111010','11' ] def mapExtra(sd, chars): result = list(sd) @@ -44,7 +66,8 @@ charAB = list(' !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^ charA = mapExtra(charAB, range(0, 31)) # Offset 64 charB = mapExtra(charAB, range(96, 125)) # Offset -32 -class Object(Barcode): +class Code128(Barcode): + """Main barcode object, generates the encoding bits here""" def encode(self, text): result = '' blocks = [] @@ -65,7 +88,7 @@ class Object(Barcode): if block: blocks.append(self.bestBlock(block)) block = ''; - + self.inclabel = text return self.encodeBlocks(blocks) @@ -74,12 +97,12 @@ class Object(Barcode): if block.upper() == block: return [ 'A', block ] return [ 'B', block ] - + def encodeBlocks(self, blocks): total = 0 pos = 0 encode = ''; - + for block in blocks: set = block[0] datum = block[1] @@ -103,7 +126,7 @@ class Object(Barcode): i = 1 total = total + num * i - encode = encode + map[num] + encode = encode + codeMap[num] pos = pos + 1 if set == 'A' or set == 'B': @@ -113,18 +136,18 @@ class Object(Barcode): for char in datum: total = total + (chars.index(char) * pos) - encode = encode + map[chars.index(char)] + encode = encode + codeMap[chars.index(char)] pos = pos + 1 else: for char in (datum[i:i+2] for i in range(0, len(datum), 2)): total = total + (int(char) * pos) - encode = encode + map[int(char)] + encode = encode + codeMap[int(char)] pos = pos + 1 - + checksum = total % 103 - encode = encode + map[checksum] - encode = encode + map[106] - encode = encode + map[107] - + encode = encode + codeMap[checksum] + encode = encode + codeMap[106] + encode = encode + codeMap[107] + return encode |