constants.js 3.1 KB

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  1. "use strict";
  2. var _SET_BY_CODE;
  3. function _defineProperty(obj, key, value) {
  4. if (key in obj) {
  5. Object.defineProperty(obj, key, {
  6. value: value,
  7. enumerable: true,
  8. configurable: true,
  9. writable: true
  10. });
  11. } else {
  12. obj[key] = value;
  13. }
  14. return obj;
  15. }
  16. // constants for internal usage
  17. var SET_A = 0;
  18. var SET_B = 1;
  19. var SET_C = 2;
  20. // Special characters
  21. var SHIFT = 98;
  22. var START_A = 103;
  23. var START_B = 104;
  24. var START_C = 105;
  25. var MODULO = 103;
  26. var STOP = 106;
  27. var FNC1 = 207;
  28. // Get set by start code
  29. var SET_BY_CODE = (_SET_BY_CODE = {}, _defineProperty(_SET_BY_CODE, START_A, SET_A),
  30. _defineProperty(_SET_BY_CODE, START_B, SET_B), _defineProperty(_SET_BY_CODE, START_C, SET_C), _SET_BY_CODE);
  31. // Get next set by code
  32. var SWAP = {
  33. 101: SET_A,
  34. 100: SET_B,
  35. 99: SET_C
  36. };
  37. var A_START_CHAR = String.fromCharCode(208); // START_A + 105
  38. var B_START_CHAR = String.fromCharCode(209); // START_B + 105
  39. var C_START_CHAR = String.fromCharCode(210); // START_C + 105
  40. // 128A (Code Set A)
  41. // ASCII characters 00 to 95 (0–9, A–Z and control codes), special characters, and FNC 1–4
  42. var A_CHARS = "[\x00-\x5F\xC8-\xCF]";
  43. // 128B (Code Set B)
  44. // ASCII characters 32 to 127 (0–9, A–Z, a–z), special characters, and FNC 1–4
  45. var B_CHARS = "[\x20-\x7F\xC8-\xCF]";
  46. // 128C (Code Set C)
  47. // 00–99 (encodes two digits with a single code point) and FNC1
  48. var C_CHARS = "(\xCF*[0-9]{2}\xCF*)";
  49. // CODE128 includes 107 symbols:
  50. // 103 data symbols, 3 start symbols (A, B and C), and 1 stop symbol (the last one)
  51. // Each symbol consist of three black bars (1) and three white spaces (0).
  52. var BARS = [11011001100, 11001101100, 11001100110, 10010011000, 10010001100, 10001001100, 10011001000,
  53. 10011000100, 10001100100, 11001001000, 11001000100, 11000100100, 10110011100, 10011011100, 10011001110,
  54. 10111001100, 10011101100, 10011100110, 11001110010, 11001011100, 11001001110, 11011100100, 11001110100,
  55. 11101101110, 11101001100, 11100101100, 11100100110, 11101100100, 11100110100, 11100110010, 11011011000,
  56. 11011000110, 11000110110, 10100011000, 10001011000, 10001000110, 10110001000, 10001101000, 10001100010,
  57. 11010001000, 11000101000, 11000100010, 10110111000, 10110001110, 10001101110, 10111011000, 10111000110,
  58. 10001110110, 11101110110, 11010001110, 11000101110, 11011101000, 11011100010, 11011101110, 11101011000,
  59. 11101000110, 11100010110, 11101101000, 11101100010, 11100011010, 11101111010, 11001000010, 11110001010,
  60. 10100110000, 10100001100, 10010110000, 10010000110, 10000101100, 10000100110, 10110010000, 10110000100,
  61. 10011010000, 10011000010, 10000110100, 10000110010, 11000010010, 11001010000, 11110111010, 11000010100,
  62. 10001111010, 10100111100, 10010111100, 10010011110, 10111100100, 10011110100, 10011110010, 11110100100,
  63. 11110010100, 11110010010, 11011011110, 11011110110, 11110110110, 10101111000, 10100011110, 10001011110,
  64. 10111101000, 10111100010, 11110101000, 11110100010, 10111011110, 10111101110, 11101011110, 11110101110,
  65. 11010000100, 11010010000, 11010011100, 1100011101011
  66. ];
  67. export default {
  68. SET_A,
  69. SET_B,
  70. SET_C,
  71. SHIFT,
  72. START_A,
  73. START_B,
  74. START_C,
  75. MODULO,
  76. STOP,
  77. FNC1,
  78. SET_BY_CODE,
  79. SWAP,
  80. A_START_CHAR,
  81. B_START_CHAR,
  82. C_START_CHAR,
  83. A_CHARS,
  84. B_CHARS,
  85. C_CHARS,
  86. BARS
  87. }