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2815 lines
70 KiB
2815 lines
70 KiB
/*! jquery-qrcode v0.17.0 - https://larsjung.de/jquery-qrcode/ */ |
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(function webpackUniversalModuleDefinition(root, factory) { |
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if(typeof exports === 'object' && typeof module === 'object') |
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module.exports = factory(); |
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else if(typeof define === 'function' && define.amd) |
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define("jquery-qrcode", [], factory); |
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else if(typeof exports === 'object') |
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exports["jquery-qrcode"] = factory(); |
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else |
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root["jquery-qrcode"] = factory(); |
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})((typeof self !== 'undefined' ? self : this), function() { |
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return /******/ (function(modules) { // webpackBootstrap |
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/******/ // The module cache |
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/******/ var installedModules = {}; |
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/******/ |
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/******/ // The require function |
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/******/ function __webpack_require__(moduleId) { |
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/******/ |
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/******/ // Check if module is in cache |
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/******/ if(installedModules[moduleId]) { |
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/******/ return installedModules[moduleId].exports; |
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/******/ } |
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/******/ // Create a new module (and put it into the cache) |
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/******/ var module = installedModules[moduleId] = { |
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/******/ i: moduleId, |
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/******/ l: false, |
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/******/ exports: {} |
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/******/ }; |
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/******/ |
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/******/ // Execute the module function |
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/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); |
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/******/ |
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/******/ // Flag the module as loaded |
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/******/ module.l = true; |
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/******/ |
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/******/ // Return the exports of the module |
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/******/ return module.exports; |
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/******/ } |
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/******/ |
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/******/ |
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/******/ // expose the modules object (__webpack_modules__) |
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/******/ __webpack_require__.m = modules; |
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/******/ |
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/******/ // expose the module cache |
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/******/ __webpack_require__.c = installedModules; |
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/******/ |
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/******/ // define getter function for harmony exports |
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/******/ __webpack_require__.d = function(exports, name, getter) { |
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/******/ if(!__webpack_require__.o(exports, name)) { |
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/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter }); |
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/******/ } |
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/******/ }; |
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/******/ |
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/******/ // define __esModule on exports |
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/******/ __webpack_require__.r = function(exports) { |
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/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { |
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/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); |
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/******/ } |
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/******/ Object.defineProperty(exports, '__esModule', { value: true }); |
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/******/ }; |
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/******/ |
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/******/ // create a fake namespace object |
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/******/ // mode & 1: value is a module id, require it |
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/******/ // mode & 2: merge all properties of value into the ns |
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/******/ // mode & 4: return value when already ns object |
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/******/ // mode & 8|1: behave like require |
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/******/ __webpack_require__.t = function(value, mode) { |
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/******/ if(mode & 1) value = __webpack_require__(value); |
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/******/ if(mode & 8) return value; |
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/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; |
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/******/ var ns = Object.create(null); |
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/******/ __webpack_require__.r(ns); |
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/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); |
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/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); |
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/******/ return ns; |
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/******/ }; |
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/******/ |
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/******/ // getDefaultExport function for compatibility with non-harmony modules |
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/******/ __webpack_require__.n = function(module) { |
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/******/ var getter = module && module.__esModule ? |
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/******/ function getDefault() { return module['default']; } : |
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/******/ function getModuleExports() { return module; }; |
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/******/ __webpack_require__.d(getter, 'a', getter); |
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/******/ return getter; |
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/******/ }; |
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/******/ |
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/******/ // Object.prototype.hasOwnProperty.call |
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/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; |
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/******/ |
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/******/ // __webpack_public_path__ |
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/******/ __webpack_require__.p = ""; |
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/******/ |
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/******/ |
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/******/ // Load entry module and return exports |
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/******/ return __webpack_require__(__webpack_require__.s = 0); |
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/******/ }) |
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/************************************************************************/ |
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/******/ ([ |
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/* 0 */ |
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/***/ (function(module, exports, __webpack_require__) { |
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/* WEBPACK VAR INJECTION */(function(global) {var WIN = global.window; |
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var JQ = WIN.jQuery; // Check if canvas is available in the browser (as Modernizr does) |
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var HAS_CANVAS = function () { |
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var el = WIN.document.createElement('canvas'); |
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return !!(el.getContext && el.getContext('2d')); |
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}(); |
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var is_img_el = function is_img_el(x) { |
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return x && typeof x.tagName === 'string' && x.tagName.toUpperCase() === 'IMG'; |
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}; // Wrapper for the original QR code generator. |
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var create_qrcode = function create_qrcode(text, level, version, quiet) { |
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var qr = {}; |
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var qr_gen = __webpack_require__(2); |
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qr_gen.stringToBytes = qr_gen.stringToBytesFuncs['UTF-8']; |
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var vqr = qr_gen(version, level); |
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vqr.addData(text); |
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vqr.make(); |
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quiet = quiet || 0; |
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var module_count = vqr.getModuleCount(); |
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var quiet_module_count = module_count + 2 * quiet; |
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var is_dark = function is_dark(row, col) { |
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row -= quiet; |
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col -= quiet; |
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return row >= 0 && row < module_count && col >= 0 && col < module_count && vqr.isDark(row, col); |
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}; |
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var add_blank = function add_blank(l, t, r, b) { |
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var prev_is_dark = qr.is_dark; |
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var module_size = 1 / quiet_module_count; |
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qr.is_dark = function (row, col) { |
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var ml = col * module_size; |
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var mt = row * module_size; |
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var mr = ml + module_size; |
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var mb = mt + module_size; |
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return prev_is_dark(row, col) && (l > mr || ml > r || t > mb || mt > b); |
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}; |
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}; |
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qr.text = text; |
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qr.level = level; |
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qr.version = version; |
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qr.module_count = quiet_module_count; |
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qr.is_dark = is_dark; |
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qr.add_blank = add_blank; |
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return qr; |
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}; // Returns a minimal QR code for the given text starting with version `min_ver`. |
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// Returns `undefined` if `text` is too long to be encoded in `max_ver`. |
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var create_min_qrcode = function create_min_qrcode(text, level, min_ver, max_ver, quiet) { |
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min_ver = Math.max(1, min_ver || 1); |
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max_ver = Math.min(40, max_ver || 40); |
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for (var ver = min_ver; ver <= max_ver; ver += 1) { |
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try { |
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return create_qrcode(text, level, ver, quiet); |
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} catch (err) { |
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/* empty */ |
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} |
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} |
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return undefined; |
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}; |
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var draw_background_label = function draw_background_label(qr, context, settings) { |
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var size = settings.size; |
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var font = 'bold ' + settings.mSize * size + 'px ' + settings.fontname; |
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var ctx = JQ('<canvas/>')[0].getContext('2d'); |
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ctx.font = font; |
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var w = ctx.measureText(settings.label).width; |
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var sh = settings.mSize; |
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var sw = w / size; |
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var sl = (1 - sw) * settings.mPosX; |
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var st = (1 - sh) * settings.mPosY; |
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var sr = sl + sw; |
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var sb = st + sh; |
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var pad = 0.01; |
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if (settings.mode === 1) { |
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// Strip |
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qr.add_blank(0, st - pad, size, sb + pad); |
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} else { |
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// Box |
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qr.add_blank(sl - pad, st - pad, sr + pad, sb + pad); |
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} |
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context.fillStyle = settings.fontcolor; |
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context.font = font; |
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context.fillText(settings.label, sl * size, st * size + 0.75 * settings.mSize * size); |
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}; |
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var draw_background_img = function draw_background_img(qr, context, settings) { |
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var size = settings.size; |
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var w = settings.image.naturalWidth || 1; |
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var h = settings.image.naturalHeight || 1; |
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var sh = settings.mSize; |
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var sw = sh * w / h; |
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var sl = (1 - sw) * settings.mPosX; |
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var st = (1 - sh) * settings.mPosY; |
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var sr = sl + sw; |
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var sb = st + sh; |
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var pad = 0.01; |
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if (settings.mode === 3) { |
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// Strip |
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qr.add_blank(0, st - pad, size, sb + pad); |
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} else { |
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// Box |
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qr.add_blank(sl - pad, st - pad, sr + pad, sb + pad); |
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} |
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context.drawImage(settings.image, sl * size, st * size, sw * size, sh * size); |
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}; |
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var draw_background = function draw_background(qr, context, settings) { |
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if (is_img_el(settings.background)) { |
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context.drawImage(settings.background, 0, 0, settings.size, settings.size); |
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} else if (settings.background) { |
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context.fillStyle = settings.background; |
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context.fillRect(settings.left, settings.top, settings.size, settings.size); |
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} |
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var mode = settings.mode; |
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if (mode === 1 || mode === 2) { |
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draw_background_label(qr, context, settings); |
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} else if (is_img_el(settings.image) && (mode === 3 || mode === 4)) { |
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draw_background_img(qr, context, settings); |
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} |
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}; |
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var draw_modules_default = function draw_modules_default(qr, context, settings, left, top, width, row, col) { |
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if (qr.is_dark(row, col)) { |
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context.rect(left, top, width, width); |
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} |
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}; |
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var draw_modules_rounded_dark = function draw_modules_rounded_dark(ctx, l, t, r, b, rad, nw, ne, se, sw) { |
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if (nw) { |
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ctx.moveTo(l + rad, t); |
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} else { |
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ctx.moveTo(l, t); |
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} |
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if (ne) { |
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ctx.lineTo(r - rad, t); |
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ctx.arcTo(r, t, r, b, rad); |
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} else { |
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ctx.lineTo(r, t); |
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} |
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if (se) { |
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ctx.lineTo(r, b - rad); |
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ctx.arcTo(r, b, l, b, rad); |
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} else { |
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ctx.lineTo(r, b); |
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} |
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if (sw) { |
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ctx.lineTo(l + rad, b); |
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ctx.arcTo(l, b, l, t, rad); |
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} else { |
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ctx.lineTo(l, b); |
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} |
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if (nw) { |
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ctx.lineTo(l, t + rad); |
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ctx.arcTo(l, t, r, t, rad); |
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} else { |
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ctx.lineTo(l, t); |
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} |
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}; |
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var draw_modules_rounded_light = function draw_modules_rounded_light(ctx, l, t, r, b, rad, nw, ne, se, sw) { |
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if (nw) { |
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ctx.moveTo(l + rad, t); |
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ctx.lineTo(l, t); |
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ctx.lineTo(l, t + rad); |
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ctx.arcTo(l, t, l + rad, t, rad); |
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} |
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if (ne) { |
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ctx.moveTo(r - rad, t); |
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ctx.lineTo(r, t); |
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ctx.lineTo(r, t + rad); |
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ctx.arcTo(r, t, r - rad, t, rad); |
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} |
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if (se) { |
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ctx.moveTo(r - rad, b); |
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ctx.lineTo(r, b); |
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ctx.lineTo(r, b - rad); |
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ctx.arcTo(r, b, r - rad, b, rad); |
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} |
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if (sw) { |
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ctx.moveTo(l + rad, b); |
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ctx.lineTo(l, b); |
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ctx.lineTo(l, b - rad); |
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ctx.arcTo(l, b, l + rad, b, rad); |
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} |
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}; |
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var draw_modules_rounded = function draw_modules_rounded(qr, context, settings, left, top, width, row, col) { |
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var is_dark = qr.is_dark; |
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var right = left + width; |
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var bottom = top + width; |
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var radius = settings.radius * width; |
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var rowT = row - 1; |
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var rowB = row + 1; |
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var colL = col - 1; |
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var colR = col + 1; |
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var center = is_dark(row, col); |
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var northwest = is_dark(rowT, colL); |
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var north = is_dark(rowT, col); |
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var northeast = is_dark(rowT, colR); |
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var east = is_dark(row, colR); |
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var southeast = is_dark(rowB, colR); |
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var south = is_dark(rowB, col); |
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var southwest = is_dark(rowB, colL); |
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var west = is_dark(row, colL); |
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if (center) { |
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draw_modules_rounded_dark(context, left, top, right, bottom, radius, !north && !west, !north && !east, !south && !east, !south && !west); |
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} else { |
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draw_modules_rounded_light(context, left, top, right, bottom, radius, north && west && northwest, north && east && northeast, south && east && southeast, south && west && southwest); |
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} |
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}; |
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var draw_modules = function draw_modules(qr, context, settings) { |
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var module_count = qr.module_count; |
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var module_size = settings.size / module_count; |
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var fn = draw_modules_default; |
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var row; |
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var col; |
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if (settings.radius > 0 && settings.radius <= 0.5) { |
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fn = draw_modules_rounded; |
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} |
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context.beginPath(); |
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for (row = 0; row < module_count; row += 1) { |
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for (col = 0; col < module_count; col += 1) { |
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var l = settings.left + col * module_size; |
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var t = settings.top + row * module_size; |
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var w = module_size; |
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fn(qr, context, settings, l, t, w, row, col); |
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} |
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} |
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if (is_img_el(settings.fill)) { |
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context.strokeStyle = 'rgba(0,0,0,0.5)'; |
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context.lineWidth = 2; |
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context.stroke(); |
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var prev = context.globalCompositeOperation; |
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context.globalCompositeOperation = 'destination-out'; |
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context.fill(); |
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context.globalCompositeOperation = prev; |
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context.clip(); |
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context.drawImage(settings.fill, 0, 0, settings.size, settings.size); |
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context.restore(); |
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} else { |
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context.fillStyle = settings.fill; |
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context.fill(); |
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} |
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}; // Draws QR code to the given `canvas` and returns it. |
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var draw_on_canvas = function draw_on_canvas(canvas, settings) { |
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var qr = create_min_qrcode(settings.text, settings.ecLevel, settings.minVersion, settings.maxVersion, settings.quiet); |
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if (!qr) { |
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return null; |
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} |
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var $canvas = JQ(canvas).data('qrcode', qr); |
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var context = $canvas[0].getContext('2d'); |
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draw_background(qr, context, settings); |
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draw_modules(qr, context, settings); |
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return $canvas; |
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}; // Returns a `canvas` element representing the QR code for the given settings. |
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var create_canvas = function create_canvas(settings) { |
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var $canvas = JQ('<canvas/>').attr('width', settings.size).attr('height', settings.size); |
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return draw_on_canvas($canvas, settings); |
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}; // Returns an `image` element representing the QR code for the given settings. |
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var create_img = function create_img(settings) { |
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return JQ('<img/>').attr('src', create_canvas(settings)[0].toDataURL('image/png')); |
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}; // Returns a `div` element representing the QR code for the given settings. |
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var create_div = function create_div(settings) { |
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var qr = create_min_qrcode(settings.text, settings.ecLevel, settings.minVersion, settings.maxVersion, settings.quiet); |
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if (!qr) { |
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return null; |
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} // some shortcuts to improve compression |
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var settings_size = settings.size; |
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var settings_bgColor = settings.background; |
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var math_floor = Math.floor; |
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var module_count = qr.module_count; |
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var module_size = math_floor(settings_size / module_count); |
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var offset = math_floor(0.5 * (settings_size - module_size * module_count)); |
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var row; |
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var col; |
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var container_css = { |
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position: 'relative', |
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left: 0, |
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top: 0, |
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padding: 0, |
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margin: 0, |
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width: settings_size, |
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height: settings_size |
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}; |
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var dark_css = { |
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position: 'absolute', |
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padding: 0, |
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margin: 0, |
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width: module_size, |
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height: module_size, |
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'background-color': settings.fill |
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}; |
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var $div = JQ('<div/>').data('qrcode', qr).css(container_css); |
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|
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if (settings_bgColor) { |
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$div.css('background-color', settings_bgColor); |
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} |
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for (row = 0; row < module_count; row += 1) { |
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for (col = 0; col < module_count; col += 1) { |
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if (qr.is_dark(row, col)) { |
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JQ('<div/>').css(dark_css).css({ |
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left: offset + col * module_size, |
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top: offset + row * module_size |
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}).appendTo($div); |
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} |
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} |
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} |
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|
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return $div; |
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}; |
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|
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var create_html = function create_html(settings) { |
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if (HAS_CANVAS && settings.render === 'canvas') { |
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return create_canvas(settings); |
|
} else if (HAS_CANVAS && settings.render === 'image') { |
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return create_img(settings); |
|
} |
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|
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return create_div(settings); |
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}; |
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|
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var DEFAULTS = { |
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// render method: `'canvas'`, `'image'` or `'div'` |
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render: 'canvas', |
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// version range somewhere in 1 .. 40 |
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minVersion: 1, |
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maxVersion: 40, |
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// error correction level: `'L'`, `'M'`, `'Q'` or `'H'` |
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ecLevel: 'L', |
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// offset in pixel if drawn onto existing canvas |
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left: 0, |
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top: 0, |
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// size in pixel |
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size: 200, |
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// code color or image element |
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fill: '#000', |
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// background color or image element, `null` for transparent background |
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background: '#fff', |
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// content |
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text: 'no text', |
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// corner radius relative to module width: 0.0 .. 0.5 |
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radius: 0, |
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// quiet zone in modules |
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quiet: 0, |
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// modes |
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// 0: normal |
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// 1: label strip |
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// 2: label box |
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// 3: image strip |
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// 4: image box |
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mode: 0, |
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mSize: 0.1, |
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mPosX: 0.5, |
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mPosY: 0.5, |
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label: 'no label', |
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fontname: 'sans', |
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fontcolor: '#000', |
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image: null |
|
}; |
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|
|
JQ.fn.qrcode = module.exports = function main(options) { |
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var settings = JQ.extend({}, DEFAULTS, options); |
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return this.each(function (idx, el) { |
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if (el.nodeName.toLowerCase() === 'canvas') { |
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draw_on_canvas(el, settings); |
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} else { |
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JQ(el).append(create_html(settings)); |
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} |
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}); |
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}; |
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/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(1))) |
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/***/ }), |
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/* 1 */ |
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/***/ (function(module, exports) { |
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|
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var g; |
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|
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// This works in non-strict mode |
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g = (function() { |
|
return this; |
|
})(); |
|
|
|
try { |
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// This works if eval is allowed (see CSP) |
|
g = g || new Function("return this")(); |
|
} catch (e) { |
|
// This works if the window reference is available |
|
if (typeof window === "object") g = window; |
|
} |
|
|
|
// g can still be undefined, but nothing to do about it... |
|
// We return undefined, instead of nothing here, so it's |
|
// easier to handle this case. if(!global) { ...} |
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|
|
module.exports = g; |
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/***/ }), |
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/* 2 */ |
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/***/ (function(module, exports, __webpack_require__) { |
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|
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var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;//--------------------------------------------------------------------- |
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// |
|
// QR Code Generator for JavaScript |
|
// |
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// Copyright (c) 2009 Kazuhiko Arase |
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// |
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// URL: http://www.d-project.com/ |
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// |
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// Licensed under the MIT license: |
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// http://www.opensource.org/licenses/mit-license.php |
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// |
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// The word 'QR Code' is registered trademark of |
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// DENSO WAVE INCORPORATED |
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// http://www.denso-wave.com/qrcode/faqpatent-e.html |
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// |
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//--------------------------------------------------------------------- |
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var qrcode = function() { |
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//--------------------------------------------------------------------- |
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// qrcode |
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//--------------------------------------------------------------------- |
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/** |
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* qrcode |
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* @param typeNumber 1 to 40 |
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* @param errorCorrectionLevel 'L','M','Q','H' |
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*/ |
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var qrcode = function(typeNumber, errorCorrectionLevel) { |
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var PAD0 = 0xEC; |
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var PAD1 = 0x11; |
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var _typeNumber = typeNumber; |
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var _errorCorrectionLevel = QRErrorCorrectionLevel[errorCorrectionLevel]; |
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var _modules = null; |
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var _moduleCount = 0; |
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var _dataCache = null; |
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var _dataList = []; |
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var _this = {}; |
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var makeImpl = function(test, maskPattern) { |
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_moduleCount = _typeNumber * 4 + 17; |
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_modules = function(moduleCount) { |
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var modules = new Array(moduleCount); |
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for (var row = 0; row < moduleCount; row += 1) { |
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modules[row] = new Array(moduleCount); |
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for (var col = 0; col < moduleCount; col += 1) { |
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modules[row][col] = null; |
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} |
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} |
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return modules; |
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}(_moduleCount); |
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setupPositionProbePattern(0, 0); |
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setupPositionProbePattern(_moduleCount - 7, 0); |
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setupPositionProbePattern(0, _moduleCount - 7); |
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setupPositionAdjustPattern(); |
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setupTimingPattern(); |
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setupTypeInfo(test, maskPattern); |
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if (_typeNumber >= 7) { |
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setupTypeNumber(test); |
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} |
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if (_dataCache == null) { |
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_dataCache = createData(_typeNumber, _errorCorrectionLevel, _dataList); |
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} |
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mapData(_dataCache, maskPattern); |
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}; |
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var setupPositionProbePattern = function(row, col) { |
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for (var r = -1; r <= 7; r += 1) { |
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if (row + r <= -1 || _moduleCount <= row + r) continue; |
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for (var c = -1; c <= 7; c += 1) { |
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if (col + c <= -1 || _moduleCount <= col + c) continue; |
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if ( (0 <= r && r <= 6 && (c == 0 || c == 6) ) |
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|| (0 <= c && c <= 6 && (r == 0 || r == 6) ) |
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|| (2 <= r && r <= 4 && 2 <= c && c <= 4) ) { |
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_modules[row + r][col + c] = true; |
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} else { |
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_modules[row + r][col + c] = false; |
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} |
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} |
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} |
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}; |
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var getBestMaskPattern = function() { |
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var minLostPoint = 0; |
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var pattern = 0; |
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for (var i = 0; i < 8; i += 1) { |
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makeImpl(true, i); |
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var lostPoint = QRUtil.getLostPoint(_this); |
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if (i == 0 || minLostPoint > lostPoint) { |
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minLostPoint = lostPoint; |
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pattern = i; |
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} |
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} |
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return pattern; |
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}; |
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var setupTimingPattern = function() { |
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for (var r = 8; r < _moduleCount - 8; r += 1) { |
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if (_modules[r][6] != null) { |
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continue; |
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} |
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_modules[r][6] = (r % 2 == 0); |
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} |
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for (var c = 8; c < _moduleCount - 8; c += 1) { |
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if (_modules[6][c] != null) { |
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continue; |
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} |
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_modules[6][c] = (c % 2 == 0); |
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} |
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}; |
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var setupPositionAdjustPattern = function() { |
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var pos = QRUtil.getPatternPosition(_typeNumber); |
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for (var i = 0; i < pos.length; i += 1) { |
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for (var j = 0; j < pos.length; j += 1) { |
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var row = pos[i]; |
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var col = pos[j]; |
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if (_modules[row][col] != null) { |
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continue; |
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} |
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for (var r = -2; r <= 2; r += 1) { |
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for (var c = -2; c <= 2; c += 1) { |
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if (r == -2 || r == 2 || c == -2 || c == 2 |
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|| (r == 0 && c == 0) ) { |
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_modules[row + r][col + c] = true; |
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} else { |
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_modules[row + r][col + c] = false; |
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} |
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} |
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} |
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} |
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} |
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}; |
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var setupTypeNumber = function(test) { |
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var bits = QRUtil.getBCHTypeNumber(_typeNumber); |
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for (var i = 0; i < 18; i += 1) { |
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var mod = (!test && ( (bits >> i) & 1) == 1); |
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_modules[Math.floor(i / 3)][i % 3 + _moduleCount - 8 - 3] = mod; |
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} |
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for (var i = 0; i < 18; i += 1) { |
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var mod = (!test && ( (bits >> i) & 1) == 1); |
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_modules[i % 3 + _moduleCount - 8 - 3][Math.floor(i / 3)] = mod; |
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} |
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}; |
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var setupTypeInfo = function(test, maskPattern) { |
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var data = (_errorCorrectionLevel << 3) | maskPattern; |
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var bits = QRUtil.getBCHTypeInfo(data); |
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// vertical |
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for (var i = 0; i < 15; i += 1) { |
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var mod = (!test && ( (bits >> i) & 1) == 1); |
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if (i < 6) { |
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_modules[i][8] = mod; |
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} else if (i < 8) { |
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_modules[i + 1][8] = mod; |
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} else { |
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_modules[_moduleCount - 15 + i][8] = mod; |
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} |
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} |
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// horizontal |
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for (var i = 0; i < 15; i += 1) { |
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var mod = (!test && ( (bits >> i) & 1) == 1); |
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if (i < 8) { |
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_modules[8][_moduleCount - i - 1] = mod; |
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} else if (i < 9) { |
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_modules[8][15 - i - 1 + 1] = mod; |
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} else { |
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_modules[8][15 - i - 1] = mod; |
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} |
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} |
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// fixed module |
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_modules[_moduleCount - 8][8] = (!test); |
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}; |
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var mapData = function(data, maskPattern) { |
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var inc = -1; |
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var row = _moduleCount - 1; |
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var bitIndex = 7; |
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var byteIndex = 0; |
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var maskFunc = QRUtil.getMaskFunction(maskPattern); |
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for (var col = _moduleCount - 1; col > 0; col -= 2) { |
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if (col == 6) col -= 1; |
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while (true) { |
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for (var c = 0; c < 2; c += 1) { |
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if (_modules[row][col - c] == null) { |
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var dark = false; |
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if (byteIndex < data.length) { |
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dark = ( ( (data[byteIndex] >>> bitIndex) & 1) == 1); |
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} |
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var mask = maskFunc(row, col - c); |
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if (mask) { |
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dark = !dark; |
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} |
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_modules[row][col - c] = dark; |
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bitIndex -= 1; |
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if (bitIndex == -1) { |
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byteIndex += 1; |
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bitIndex = 7; |
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} |
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} |
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} |
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row += inc; |
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if (row < 0 || _moduleCount <= row) { |
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row -= inc; |
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inc = -inc; |
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break; |
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} |
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} |
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} |
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}; |
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var createBytes = function(buffer, rsBlocks) { |
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var offset = 0; |
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var maxDcCount = 0; |
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var maxEcCount = 0; |
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var dcdata = new Array(rsBlocks.length); |
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var ecdata = new Array(rsBlocks.length); |
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for (var r = 0; r < rsBlocks.length; r += 1) { |
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var dcCount = rsBlocks[r].dataCount; |
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var ecCount = rsBlocks[r].totalCount - dcCount; |
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maxDcCount = Math.max(maxDcCount, dcCount); |
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maxEcCount = Math.max(maxEcCount, ecCount); |
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dcdata[r] = new Array(dcCount); |
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for (var i = 0; i < dcdata[r].length; i += 1) { |
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dcdata[r][i] = 0xff & buffer.getBuffer()[i + offset]; |
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} |
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offset += dcCount; |
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var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount); |
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var rawPoly = qrPolynomial(dcdata[r], rsPoly.getLength() - 1); |
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var modPoly = rawPoly.mod(rsPoly); |
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ecdata[r] = new Array(rsPoly.getLength() - 1); |
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for (var i = 0; i < ecdata[r].length; i += 1) { |
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var modIndex = i + modPoly.getLength() - ecdata[r].length; |
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ecdata[r][i] = (modIndex >= 0)? modPoly.getAt(modIndex) : 0; |
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} |
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} |
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var totalCodeCount = 0; |
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for (var i = 0; i < rsBlocks.length; i += 1) { |
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totalCodeCount += rsBlocks[i].totalCount; |
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} |
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var data = new Array(totalCodeCount); |
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var index = 0; |
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for (var i = 0; i < maxDcCount; i += 1) { |
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for (var r = 0; r < rsBlocks.length; r += 1) { |
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if (i < dcdata[r].length) { |
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data[index] = dcdata[r][i]; |
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index += 1; |
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} |
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} |
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} |
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for (var i = 0; i < maxEcCount; i += 1) { |
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for (var r = 0; r < rsBlocks.length; r += 1) { |
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if (i < ecdata[r].length) { |
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data[index] = ecdata[r][i]; |
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index += 1; |
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} |
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} |
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} |
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return data; |
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}; |
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var createData = function(typeNumber, errorCorrectionLevel, dataList) { |
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var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectionLevel); |
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var buffer = qrBitBuffer(); |
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for (var i = 0; i < dataList.length; i += 1) { |
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var data = dataList[i]; |
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buffer.put(data.getMode(), 4); |
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buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber) ); |
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data.write(buffer); |
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} |
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// calc num max data. |
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var totalDataCount = 0; |
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for (var i = 0; i < rsBlocks.length; i += 1) { |
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totalDataCount += rsBlocks[i].dataCount; |
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} |
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if (buffer.getLengthInBits() > totalDataCount * 8) { |
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throw 'code length overflow. (' |
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+ buffer.getLengthInBits() |
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+ '>' |
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+ totalDataCount * 8 |
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+ ')'; |
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} |
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// end code |
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if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) { |
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buffer.put(0, 4); |
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} |
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// padding |
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while (buffer.getLengthInBits() % 8 != 0) { |
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buffer.putBit(false); |
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} |
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// padding |
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while (true) { |
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if (buffer.getLengthInBits() >= totalDataCount * 8) { |
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break; |
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} |
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buffer.put(PAD0, 8); |
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if (buffer.getLengthInBits() >= totalDataCount * 8) { |
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break; |
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} |
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buffer.put(PAD1, 8); |
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} |
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return createBytes(buffer, rsBlocks); |
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}; |
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_this.addData = function(data, mode) { |
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mode = mode || 'Byte'; |
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var newData = null; |
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switch(mode) { |
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case 'Numeric' : |
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newData = qrNumber(data); |
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break; |
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case 'Alphanumeric' : |
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newData = qrAlphaNum(data); |
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break; |
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case 'Byte' : |
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newData = qr8BitByte(data); |
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break; |
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case 'Kanji' : |
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newData = qrKanji(data); |
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break; |
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default : |
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throw 'mode:' + mode; |
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} |
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_dataList.push(newData); |
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_dataCache = null; |
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}; |
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_this.isDark = function(row, col) { |
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if (row < 0 || _moduleCount <= row || col < 0 || _moduleCount <= col) { |
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throw row + ',' + col; |
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} |
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return _modules[row][col]; |
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}; |
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_this.getModuleCount = function() { |
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return _moduleCount; |
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}; |
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_this.make = function() { |
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if (_typeNumber < 1) { |
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var typeNumber = 1; |
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for (; typeNumber < 40; typeNumber++) { |
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var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, _errorCorrectionLevel); |
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var buffer = qrBitBuffer(); |
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for (var i = 0; i < _dataList.length; i++) { |
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var data = _dataList[i]; |
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buffer.put(data.getMode(), 4); |
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buffer.put(data.getLength(), QRUtil.getLengthInBits(data.getMode(), typeNumber) ); |
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data.write(buffer); |
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} |
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var totalDataCount = 0; |
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for (var i = 0; i < rsBlocks.length; i++) { |
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totalDataCount += rsBlocks[i].dataCount; |
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} |
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if (buffer.getLengthInBits() <= totalDataCount * 8) { |
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break; |
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} |
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} |
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_typeNumber = typeNumber; |
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} |
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makeImpl(false, getBestMaskPattern() ); |
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}; |
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_this.createTableTag = function(cellSize, margin) { |
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cellSize = cellSize || 2; |
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margin = (typeof margin == 'undefined')? cellSize * 4 : margin; |
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var qrHtml = ''; |
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qrHtml += '<table style="'; |
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qrHtml += ' border-width: 0px; border-style: none;'; |
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qrHtml += ' border-collapse: collapse;'; |
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qrHtml += ' padding: 0px; margin: ' + margin + 'px;'; |
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qrHtml += '">'; |
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qrHtml += '<tbody>'; |
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for (var r = 0; r < _this.getModuleCount(); r += 1) { |
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qrHtml += '<tr>'; |
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for (var c = 0; c < _this.getModuleCount(); c += 1) { |
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qrHtml += '<td style="'; |
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qrHtml += ' border-width: 0px; border-style: none;'; |
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qrHtml += ' border-collapse: collapse;'; |
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qrHtml += ' padding: 0px; margin: 0px;'; |
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qrHtml += ' width: ' + cellSize + 'px;'; |
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qrHtml += ' height: ' + cellSize + 'px;'; |
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qrHtml += ' background-color: '; |
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qrHtml += _this.isDark(r, c)? '#000000' : '#ffffff'; |
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qrHtml += ';'; |
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qrHtml += '"/>'; |
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} |
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qrHtml += '</tr>'; |
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} |
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qrHtml += '</tbody>'; |
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qrHtml += '</table>'; |
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return qrHtml; |
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}; |
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_this.createSvgTag = function(cellSize, margin) { |
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var opts = {}; |
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if (typeof arguments[0] == 'object') { |
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// Called by options. |
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opts = arguments[0]; |
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// overwrite cellSize and margin. |
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cellSize = opts.cellSize; |
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margin = opts.margin; |
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} |
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cellSize = cellSize || 2; |
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margin = (typeof margin == 'undefined')? cellSize * 4 : margin; |
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var size = _this.getModuleCount() * cellSize + margin * 2; |
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var c, mc, r, mr, qrSvg='', rect; |
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rect = 'l' + cellSize + ',0 0,' + cellSize + |
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' -' + cellSize + ',0 0,-' + cellSize + 'z '; |
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qrSvg += '<svg version="1.1" xmlns="http://www.w3.org/2000/svg"'; |
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qrSvg += !opts.scalable ? ' width="' + size + 'px" height="' + size + 'px"' : ''; |
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qrSvg += ' viewBox="0 0 ' + size + ' ' + size + '" '; |
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qrSvg += ' preserveAspectRatio="xMinYMin meet">'; |
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qrSvg += '<rect width="100%" height="100%" fill="white" cx="0" cy="0"/>'; |
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qrSvg += '<path d="'; |
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for (r = 0; r < _this.getModuleCount(); r += 1) { |
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mr = r * cellSize + margin; |
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for (c = 0; c < _this.getModuleCount(); c += 1) { |
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if (_this.isDark(r, c) ) { |
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mc = c*cellSize+margin; |
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qrSvg += 'M' + mc + ',' + mr + rect; |
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} |
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} |
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} |
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qrSvg += '" stroke="transparent" fill="black"/>'; |
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qrSvg += '</svg>'; |
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return qrSvg; |
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}; |
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_this.createDataURL = function(cellSize, margin) { |
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cellSize = cellSize || 2; |
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margin = (typeof margin == 'undefined')? cellSize * 4 : margin; |
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var size = _this.getModuleCount() * cellSize + margin * 2; |
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var min = margin; |
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var max = size - margin; |
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return createDataURL(size, size, function(x, y) { |
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if (min <= x && x < max && min <= y && y < max) { |
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var c = Math.floor( (x - min) / cellSize); |
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var r = Math.floor( (y - min) / cellSize); |
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return _this.isDark(r, c)? 0 : 1; |
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} else { |
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return 1; |
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} |
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} ); |
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}; |
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_this.createImgTag = function(cellSize, margin, alt) { |
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cellSize = cellSize || 2; |
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margin = (typeof margin == 'undefined')? cellSize * 4 : margin; |
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var size = _this.getModuleCount() * cellSize + margin * 2; |
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var img = ''; |
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img += '<img'; |
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img += '\u0020src="'; |
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img += _this.createDataURL(cellSize, margin); |
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img += '"'; |
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img += '\u0020width="'; |
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img += size; |
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img += '"'; |
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img += '\u0020height="'; |
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img += size; |
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img += '"'; |
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if (alt) { |
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img += '\u0020alt="'; |
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img += alt; |
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img += '"'; |
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} |
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img += '/>'; |
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return img; |
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}; |
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var _createHalfASCII = function(margin) { |
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var cellSize = 1; |
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margin = (typeof margin == 'undefined')? cellSize * 2 : margin; |
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var size = _this.getModuleCount() * cellSize + margin * 2; |
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var min = margin; |
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var max = size - margin; |
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var y, x, r1, r2, p; |
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var blocks = { |
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'██': '█', |
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'█ ': '▀', |
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' █': '▄', |
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' ': ' ' |
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}; |
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var blocksLastLineNoMargin = { |
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'██': '▀', |
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'█ ': '▀', |
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' █': ' ', |
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' ': ' ' |
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}; |
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var ascii = ''; |
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for (y = 0; y < size; y += 2) { |
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r1 = Math.floor((y - min) / cellSize); |
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r2 = Math.floor((y + 1 - min) / cellSize); |
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for (x = 0; x < size; x += 1) { |
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p = '█'; |
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if (min <= x && x < max && min <= y && y < max && _this.isDark(r1, Math.floor((x - min) / cellSize))) { |
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p = ' '; |
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} |
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if (min <= x && x < max && min <= y+1 && y+1 < max && _this.isDark(r2, Math.floor((x - min) / cellSize))) { |
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p += ' '; |
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} |
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else { |
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p += '█'; |
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} |
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// Output 2 characters per pixel, to create full square. 1 character per pixels gives only half width of square. |
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ascii += (margin < 1 && y+1 >= max) ? blocksLastLineNoMargin[p] : blocks[p]; |
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} |
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ascii += '\n'; |
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} |
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if (size % 2 && margin > 0) { |
|
return ascii.substring(0, ascii.length - size - 1) + Array(size+1).join('▀'); |
|
} |
|
|
|
return ascii.substring(0, ascii.length-1); |
|
}; |
|
|
|
_this.createASCII = function(cellSize, margin) { |
|
cellSize = cellSize || 1; |
|
|
|
if (cellSize < 2) { |
|
return _createHalfASCII(margin); |
|
} |
|
|
|
cellSize -= 1; |
|
margin = (typeof margin == 'undefined')? cellSize * 2 : margin; |
|
|
|
var size = _this.getModuleCount() * cellSize + margin * 2; |
|
var min = margin; |
|
var max = size - margin; |
|
|
|
var y, x, r, p; |
|
|
|
var white = Array(cellSize+1).join('██'); |
|
var black = Array(cellSize+1).join(' '); |
|
|
|
var ascii = ''; |
|
var line = ''; |
|
for (y = 0; y < size; y += 1) { |
|
r = Math.floor( (y - min) / cellSize); |
|
line = ''; |
|
for (x = 0; x < size; x += 1) { |
|
p = 1; |
|
|
|
if (min <= x && x < max && min <= y && y < max && _this.isDark(r, Math.floor((x - min) / cellSize))) { |
|
p = 0; |
|
} |
|
|
|
// Output 2 characters per pixel, to create full square. 1 character per pixels gives only half width of square. |
|
line += p ? white : black; |
|
} |
|
|
|
for (r = 0; r < cellSize; r += 1) { |
|
ascii += line + '\n'; |
|
} |
|
} |
|
|
|
return ascii.substring(0, ascii.length-1); |
|
}; |
|
|
|
_this.renderTo2dContext = function(context, cellSize) { |
|
cellSize = cellSize || 2; |
|
var length = _this.getModuleCount(); |
|
for (var row = 0; row < length; row++) { |
|
for (var col = 0; col < length; col++) { |
|
context.fillStyle = _this.isDark(row, col) ? 'black' : 'white'; |
|
context.fillRect(row * cellSize, col * cellSize, cellSize, cellSize); |
|
} |
|
} |
|
} |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// qrcode.stringToBytes |
|
//--------------------------------------------------------------------- |
|
|
|
qrcode.stringToBytesFuncs = { |
|
'default' : function(s) { |
|
var bytes = []; |
|
for (var i = 0; i < s.length; i += 1) { |
|
var c = s.charCodeAt(i); |
|
bytes.push(c & 0xff); |
|
} |
|
return bytes; |
|
} |
|
}; |
|
|
|
qrcode.stringToBytes = qrcode.stringToBytesFuncs['default']; |
|
|
|
//--------------------------------------------------------------------- |
|
// qrcode.createStringToBytes |
|
//--------------------------------------------------------------------- |
|
|
|
/** |
|
* @param unicodeData base64 string of byte array. |
|
* [16bit Unicode],[16bit Bytes], ... |
|
* @param numChars |
|
*/ |
|
qrcode.createStringToBytes = function(unicodeData, numChars) { |
|
|
|
// create conversion map. |
|
|
|
var unicodeMap = function() { |
|
|
|
var bin = base64DecodeInputStream(unicodeData); |
|
var read = function() { |
|
var b = bin.read(); |
|
if (b == -1) throw 'eof'; |
|
return b; |
|
}; |
|
|
|
var count = 0; |
|
var unicodeMap = {}; |
|
while (true) { |
|
var b0 = bin.read(); |
|
if (b0 == -1) break; |
|
var b1 = read(); |
|
var b2 = read(); |
|
var b3 = read(); |
|
var k = String.fromCharCode( (b0 << 8) | b1); |
|
var v = (b2 << 8) | b3; |
|
unicodeMap[k] = v; |
|
count += 1; |
|
} |
|
if (count != numChars) { |
|
throw count + ' != ' + numChars; |
|
} |
|
|
|
return unicodeMap; |
|
}(); |
|
|
|
var unknownChar = '?'.charCodeAt(0); |
|
|
|
return function(s) { |
|
var bytes = []; |
|
for (var i = 0; i < s.length; i += 1) { |
|
var c = s.charCodeAt(i); |
|
if (c < 128) { |
|
bytes.push(c); |
|
} else { |
|
var b = unicodeMap[s.charAt(i)]; |
|
if (typeof b == 'number') { |
|
if ( (b & 0xff) == b) { |
|
// 1byte |
|
bytes.push(b); |
|
} else { |
|
// 2bytes |
|
bytes.push(b >>> 8); |
|
bytes.push(b & 0xff); |
|
} |
|
} else { |
|
bytes.push(unknownChar); |
|
} |
|
} |
|
} |
|
return bytes; |
|
}; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// QRMode |
|
//--------------------------------------------------------------------- |
|
|
|
var QRMode = { |
|
MODE_NUMBER : 1 << 0, |
|
MODE_ALPHA_NUM : 1 << 1, |
|
MODE_8BIT_BYTE : 1 << 2, |
|
MODE_KANJI : 1 << 3 |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// QRErrorCorrectionLevel |
|
//--------------------------------------------------------------------- |
|
|
|
var QRErrorCorrectionLevel = { |
|
L : 1, |
|
M : 0, |
|
Q : 3, |
|
H : 2 |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// QRMaskPattern |
|
//--------------------------------------------------------------------- |
|
|
|
var QRMaskPattern = { |
|
PATTERN000 : 0, |
|
PATTERN001 : 1, |
|
PATTERN010 : 2, |
|
PATTERN011 : 3, |
|
PATTERN100 : 4, |
|
PATTERN101 : 5, |
|
PATTERN110 : 6, |
|
PATTERN111 : 7 |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// QRUtil |
|
//--------------------------------------------------------------------- |
|
|
|
var QRUtil = function() { |
|
|
|
var PATTERN_POSITION_TABLE = [ |
|
[], |
|
[6, 18], |
|
[6, 22], |
|
[6, 26], |
|
[6, 30], |
|
[6, 34], |
|
[6, 22, 38], |
|
[6, 24, 42], |
|
[6, 26, 46], |
|
[6, 28, 50], |
|
[6, 30, 54], |
|
[6, 32, 58], |
|
[6, 34, 62], |
|
[6, 26, 46, 66], |
|
[6, 26, 48, 70], |
|
[6, 26, 50, 74], |
|
[6, 30, 54, 78], |
|
[6, 30, 56, 82], |
|
[6, 30, 58, 86], |
|
[6, 34, 62, 90], |
|
[6, 28, 50, 72, 94], |
|
[6, 26, 50, 74, 98], |
|
[6, 30, 54, 78, 102], |
|
[6, 28, 54, 80, 106], |
|
[6, 32, 58, 84, 110], |
|
[6, 30, 58, 86, 114], |
|
[6, 34, 62, 90, 118], |
|
[6, 26, 50, 74, 98, 122], |
|
[6, 30, 54, 78, 102, 126], |
|
[6, 26, 52, 78, 104, 130], |
|
[6, 30, 56, 82, 108, 134], |
|
[6, 34, 60, 86, 112, 138], |
|
[6, 30, 58, 86, 114, 142], |
|
[6, 34, 62, 90, 118, 146], |
|
[6, 30, 54, 78, 102, 126, 150], |
|
[6, 24, 50, 76, 102, 128, 154], |
|
[6, 28, 54, 80, 106, 132, 158], |
|
[6, 32, 58, 84, 110, 136, 162], |
|
[6, 26, 54, 82, 110, 138, 166], |
|
[6, 30, 58, 86, 114, 142, 170] |
|
]; |
|
var G15 = (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0); |
|
var G18 = (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0); |
|
var G15_MASK = (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1); |
|
|
|
var _this = {}; |
|
|
|
var getBCHDigit = function(data) { |
|
var digit = 0; |
|
while (data != 0) { |
|
digit += 1; |
|
data >>>= 1; |
|
} |
|
return digit; |
|
}; |
|
|
|
_this.getBCHTypeInfo = function(data) { |
|
var d = data << 10; |
|
while (getBCHDigit(d) - getBCHDigit(G15) >= 0) { |
|
d ^= (G15 << (getBCHDigit(d) - getBCHDigit(G15) ) ); |
|
} |
|
return ( (data << 10) | d) ^ G15_MASK; |
|
}; |
|
|
|
_this.getBCHTypeNumber = function(data) { |
|
var d = data << 12; |
|
while (getBCHDigit(d) - getBCHDigit(G18) >= 0) { |
|
d ^= (G18 << (getBCHDigit(d) - getBCHDigit(G18) ) ); |
|
} |
|
return (data << 12) | d; |
|
}; |
|
|
|
_this.getPatternPosition = function(typeNumber) { |
|
return PATTERN_POSITION_TABLE[typeNumber - 1]; |
|
}; |
|
|
|
_this.getMaskFunction = function(maskPattern) { |
|
|
|
switch (maskPattern) { |
|
|
|
case QRMaskPattern.PATTERN000 : |
|
return function(i, j) { return (i + j) % 2 == 0; }; |
|
case QRMaskPattern.PATTERN001 : |
|
return function(i, j) { return i % 2 == 0; }; |
|
case QRMaskPattern.PATTERN010 : |
|
return function(i, j) { return j % 3 == 0; }; |
|
case QRMaskPattern.PATTERN011 : |
|
return function(i, j) { return (i + j) % 3 == 0; }; |
|
case QRMaskPattern.PATTERN100 : |
|
return function(i, j) { return (Math.floor(i / 2) + Math.floor(j / 3) ) % 2 == 0; }; |
|
case QRMaskPattern.PATTERN101 : |
|
return function(i, j) { return (i * j) % 2 + (i * j) % 3 == 0; }; |
|
case QRMaskPattern.PATTERN110 : |
|
return function(i, j) { return ( (i * j) % 2 + (i * j) % 3) % 2 == 0; }; |
|
case QRMaskPattern.PATTERN111 : |
|
return function(i, j) { return ( (i * j) % 3 + (i + j) % 2) % 2 == 0; }; |
|
|
|
default : |
|
throw 'bad maskPattern:' + maskPattern; |
|
} |
|
}; |
|
|
|
_this.getErrorCorrectPolynomial = function(errorCorrectLength) { |
|
var a = qrPolynomial([1], 0); |
|
for (var i = 0; i < errorCorrectLength; i += 1) { |
|
a = a.multiply(qrPolynomial([1, QRMath.gexp(i)], 0) ); |
|
} |
|
return a; |
|
}; |
|
|
|
_this.getLengthInBits = function(mode, type) { |
|
|
|
if (1 <= type && type < 10) { |
|
|
|
// 1 - 9 |
|
|
|
switch(mode) { |
|
case QRMode.MODE_NUMBER : return 10; |
|
case QRMode.MODE_ALPHA_NUM : return 9; |
|
case QRMode.MODE_8BIT_BYTE : return 8; |
|
case QRMode.MODE_KANJI : return 8; |
|
default : |
|
throw 'mode:' + mode; |
|
} |
|
|
|
} else if (type < 27) { |
|
|
|
// 10 - 26 |
|
|
|
switch(mode) { |
|
case QRMode.MODE_NUMBER : return 12; |
|
case QRMode.MODE_ALPHA_NUM : return 11; |
|
case QRMode.MODE_8BIT_BYTE : return 16; |
|
case QRMode.MODE_KANJI : return 10; |
|
default : |
|
throw 'mode:' + mode; |
|
} |
|
|
|
} else if (type < 41) { |
|
|
|
// 27 - 40 |
|
|
|
switch(mode) { |
|
case QRMode.MODE_NUMBER : return 14; |
|
case QRMode.MODE_ALPHA_NUM : return 13; |
|
case QRMode.MODE_8BIT_BYTE : return 16; |
|
case QRMode.MODE_KANJI : return 12; |
|
default : |
|
throw 'mode:' + mode; |
|
} |
|
|
|
} else { |
|
throw 'type:' + type; |
|
} |
|
}; |
|
|
|
_this.getLostPoint = function(qrcode) { |
|
|
|
var moduleCount = qrcode.getModuleCount(); |
|
|
|
var lostPoint = 0; |
|
|
|
// LEVEL1 |
|
|
|
for (var row = 0; row < moduleCount; row += 1) { |
|
for (var col = 0; col < moduleCount; col += 1) { |
|
|
|
var sameCount = 0; |
|
var dark = qrcode.isDark(row, col); |
|
|
|
for (var r = -1; r <= 1; r += 1) { |
|
|
|
if (row + r < 0 || moduleCount <= row + r) { |
|
continue; |
|
} |
|
|
|
for (var c = -1; c <= 1; c += 1) { |
|
|
|
if (col + c < 0 || moduleCount <= col + c) { |
|
continue; |
|
} |
|
|
|
if (r == 0 && c == 0) { |
|
continue; |
|
} |
|
|
|
if (dark == qrcode.isDark(row + r, col + c) ) { |
|
sameCount += 1; |
|
} |
|
} |
|
} |
|
|
|
if (sameCount > 5) { |
|
lostPoint += (3 + sameCount - 5); |
|
} |
|
} |
|
}; |
|
|
|
// LEVEL2 |
|
|
|
for (var row = 0; row < moduleCount - 1; row += 1) { |
|
for (var col = 0; col < moduleCount - 1; col += 1) { |
|
var count = 0; |
|
if (qrcode.isDark(row, col) ) count += 1; |
|
if (qrcode.isDark(row + 1, col) ) count += 1; |
|
if (qrcode.isDark(row, col + 1) ) count += 1; |
|
if (qrcode.isDark(row + 1, col + 1) ) count += 1; |
|
if (count == 0 || count == 4) { |
|
lostPoint += 3; |
|
} |
|
} |
|
} |
|
|
|
// LEVEL3 |
|
|
|
for (var row = 0; row < moduleCount; row += 1) { |
|
for (var col = 0; col < moduleCount - 6; col += 1) { |
|
if (qrcode.isDark(row, col) |
|
&& !qrcode.isDark(row, col + 1) |
|
&& qrcode.isDark(row, col + 2) |
|
&& qrcode.isDark(row, col + 3) |
|
&& qrcode.isDark(row, col + 4) |
|
&& !qrcode.isDark(row, col + 5) |
|
&& qrcode.isDark(row, col + 6) ) { |
|
lostPoint += 40; |
|
} |
|
} |
|
} |
|
|
|
for (var col = 0; col < moduleCount; col += 1) { |
|
for (var row = 0; row < moduleCount - 6; row += 1) { |
|
if (qrcode.isDark(row, col) |
|
&& !qrcode.isDark(row + 1, col) |
|
&& qrcode.isDark(row + 2, col) |
|
&& qrcode.isDark(row + 3, col) |
|
&& qrcode.isDark(row + 4, col) |
|
&& !qrcode.isDark(row + 5, col) |
|
&& qrcode.isDark(row + 6, col) ) { |
|
lostPoint += 40; |
|
} |
|
} |
|
} |
|
|
|
// LEVEL4 |
|
|
|
var darkCount = 0; |
|
|
|
for (var col = 0; col < moduleCount; col += 1) { |
|
for (var row = 0; row < moduleCount; row += 1) { |
|
if (qrcode.isDark(row, col) ) { |
|
darkCount += 1; |
|
} |
|
} |
|
} |
|
|
|
var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5; |
|
lostPoint += ratio * 10; |
|
|
|
return lostPoint; |
|
}; |
|
|
|
return _this; |
|
}(); |
|
|
|
//--------------------------------------------------------------------- |
|
// QRMath |
|
//--------------------------------------------------------------------- |
|
|
|
var QRMath = function() { |
|
|
|
var EXP_TABLE = new Array(256); |
|
var LOG_TABLE = new Array(256); |
|
|
|
// initialize tables |
|
for (var i = 0; i < 8; i += 1) { |
|
EXP_TABLE[i] = 1 << i; |
|
} |
|
for (var i = 8; i < 256; i += 1) { |
|
EXP_TABLE[i] = EXP_TABLE[i - 4] |
|
^ EXP_TABLE[i - 5] |
|
^ EXP_TABLE[i - 6] |
|
^ EXP_TABLE[i - 8]; |
|
} |
|
for (var i = 0; i < 255; i += 1) { |
|
LOG_TABLE[EXP_TABLE[i] ] = i; |
|
} |
|
|
|
var _this = {}; |
|
|
|
_this.glog = function(n) { |
|
|
|
if (n < 1) { |
|
throw 'glog(' + n + ')'; |
|
} |
|
|
|
return LOG_TABLE[n]; |
|
}; |
|
|
|
_this.gexp = function(n) { |
|
|
|
while (n < 0) { |
|
n += 255; |
|
} |
|
|
|
while (n >= 256) { |
|
n -= 255; |
|
} |
|
|
|
return EXP_TABLE[n]; |
|
}; |
|
|
|
return _this; |
|
}(); |
|
|
|
//--------------------------------------------------------------------- |
|
// qrPolynomial |
|
//--------------------------------------------------------------------- |
|
|
|
function qrPolynomial(num, shift) { |
|
|
|
if (typeof num.length == 'undefined') { |
|
throw num.length + '/' + shift; |
|
} |
|
|
|
var _num = function() { |
|
var offset = 0; |
|
while (offset < num.length && num[offset] == 0) { |
|
offset += 1; |
|
} |
|
var _num = new Array(num.length - offset + shift); |
|
for (var i = 0; i < num.length - offset; i += 1) { |
|
_num[i] = num[i + offset]; |
|
} |
|
return _num; |
|
}(); |
|
|
|
var _this = {}; |
|
|
|
_this.getAt = function(index) { |
|
return _num[index]; |
|
}; |
|
|
|
_this.getLength = function() { |
|
return _num.length; |
|
}; |
|
|
|
_this.multiply = function(e) { |
|
|
|
var num = new Array(_this.getLength() + e.getLength() - 1); |
|
|
|
for (var i = 0; i < _this.getLength(); i += 1) { |
|
for (var j = 0; j < e.getLength(); j += 1) { |
|
num[i + j] ^= QRMath.gexp(QRMath.glog(_this.getAt(i) ) + QRMath.glog(e.getAt(j) ) ); |
|
} |
|
} |
|
|
|
return qrPolynomial(num, 0); |
|
}; |
|
|
|
_this.mod = function(e) { |
|
|
|
if (_this.getLength() - e.getLength() < 0) { |
|
return _this; |
|
} |
|
|
|
var ratio = QRMath.glog(_this.getAt(0) ) - QRMath.glog(e.getAt(0) ); |
|
|
|
var num = new Array(_this.getLength() ); |
|
for (var i = 0; i < _this.getLength(); i += 1) { |
|
num[i] = _this.getAt(i); |
|
} |
|
|
|
for (var i = 0; i < e.getLength(); i += 1) { |
|
num[i] ^= QRMath.gexp(QRMath.glog(e.getAt(i) ) + ratio); |
|
} |
|
|
|
// recursive call |
|
return qrPolynomial(num, 0).mod(e); |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// QRRSBlock |
|
//--------------------------------------------------------------------- |
|
|
|
var QRRSBlock = function() { |
|
|
|
var RS_BLOCK_TABLE = [ |
|
|
|
// L |
|
// M |
|
// Q |
|
// H |
|
|
|
// 1 |
|
[1, 26, 19], |
|
[1, 26, 16], |
|
[1, 26, 13], |
|
[1, 26, 9], |
|
|
|
// 2 |
|
[1, 44, 34], |
|
[1, 44, 28], |
|
[1, 44, 22], |
|
[1, 44, 16], |
|
|
|
// 3 |
|
[1, 70, 55], |
|
[1, 70, 44], |
|
[2, 35, 17], |
|
[2, 35, 13], |
|
|
|
// 4 |
|
[1, 100, 80], |
|
[2, 50, 32], |
|
[2, 50, 24], |
|
[4, 25, 9], |
|
|
|
// 5 |
|
[1, 134, 108], |
|
[2, 67, 43], |
|
[2, 33, 15, 2, 34, 16], |
|
[2, 33, 11, 2, 34, 12], |
|
|
|
// 6 |
|
[2, 86, 68], |
|
[4, 43, 27], |
|
[4, 43, 19], |
|
[4, 43, 15], |
|
|
|
// 7 |
|
[2, 98, 78], |
|
[4, 49, 31], |
|
[2, 32, 14, 4, 33, 15], |
|
[4, 39, 13, 1, 40, 14], |
|
|
|
// 8 |
|
[2, 121, 97], |
|
[2, 60, 38, 2, 61, 39], |
|
[4, 40, 18, 2, 41, 19], |
|
[4, 40, 14, 2, 41, 15], |
|
|
|
// 9 |
|
[2, 146, 116], |
|
[3, 58, 36, 2, 59, 37], |
|
[4, 36, 16, 4, 37, 17], |
|
[4, 36, 12, 4, 37, 13], |
|
|
|
// 10 |
|
[2, 86, 68, 2, 87, 69], |
|
[4, 69, 43, 1, 70, 44], |
|
[6, 43, 19, 2, 44, 20], |
|
[6, 43, 15, 2, 44, 16], |
|
|
|
// 11 |
|
[4, 101, 81], |
|
[1, 80, 50, 4, 81, 51], |
|
[4, 50, 22, 4, 51, 23], |
|
[3, 36, 12, 8, 37, 13], |
|
|
|
// 12 |
|
[2, 116, 92, 2, 117, 93], |
|
[6, 58, 36, 2, 59, 37], |
|
[4, 46, 20, 6, 47, 21], |
|
[7, 42, 14, 4, 43, 15], |
|
|
|
// 13 |
|
[4, 133, 107], |
|
[8, 59, 37, 1, 60, 38], |
|
[8, 44, 20, 4, 45, 21], |
|
[12, 33, 11, 4, 34, 12], |
|
|
|
// 14 |
|
[3, 145, 115, 1, 146, 116], |
|
[4, 64, 40, 5, 65, 41], |
|
[11, 36, 16, 5, 37, 17], |
|
[11, 36, 12, 5, 37, 13], |
|
|
|
// 15 |
|
[5, 109, 87, 1, 110, 88], |
|
[5, 65, 41, 5, 66, 42], |
|
[5, 54, 24, 7, 55, 25], |
|
[11, 36, 12, 7, 37, 13], |
|
|
|
// 16 |
|
[5, 122, 98, 1, 123, 99], |
|
[7, 73, 45, 3, 74, 46], |
|
[15, 43, 19, 2, 44, 20], |
|
[3, 45, 15, 13, 46, 16], |
|
|
|
// 17 |
|
[1, 135, 107, 5, 136, 108], |
|
[10, 74, 46, 1, 75, 47], |
|
[1, 50, 22, 15, 51, 23], |
|
[2, 42, 14, 17, 43, 15], |
|
|
|
// 18 |
|
[5, 150, 120, 1, 151, 121], |
|
[9, 69, 43, 4, 70, 44], |
|
[17, 50, 22, 1, 51, 23], |
|
[2, 42, 14, 19, 43, 15], |
|
|
|
// 19 |
|
[3, 141, 113, 4, 142, 114], |
|
[3, 70, 44, 11, 71, 45], |
|
[17, 47, 21, 4, 48, 22], |
|
[9, 39, 13, 16, 40, 14], |
|
|
|
// 20 |
|
[3, 135, 107, 5, 136, 108], |
|
[3, 67, 41, 13, 68, 42], |
|
[15, 54, 24, 5, 55, 25], |
|
[15, 43, 15, 10, 44, 16], |
|
|
|
// 21 |
|
[4, 144, 116, 4, 145, 117], |
|
[17, 68, 42], |
|
[17, 50, 22, 6, 51, 23], |
|
[19, 46, 16, 6, 47, 17], |
|
|
|
// 22 |
|
[2, 139, 111, 7, 140, 112], |
|
[17, 74, 46], |
|
[7, 54, 24, 16, 55, 25], |
|
[34, 37, 13], |
|
|
|
// 23 |
|
[4, 151, 121, 5, 152, 122], |
|
[4, 75, 47, 14, 76, 48], |
|
[11, 54, 24, 14, 55, 25], |
|
[16, 45, 15, 14, 46, 16], |
|
|
|
// 24 |
|
[6, 147, 117, 4, 148, 118], |
|
[6, 73, 45, 14, 74, 46], |
|
[11, 54, 24, 16, 55, 25], |
|
[30, 46, 16, 2, 47, 17], |
|
|
|
// 25 |
|
[8, 132, 106, 4, 133, 107], |
|
[8, 75, 47, 13, 76, 48], |
|
[7, 54, 24, 22, 55, 25], |
|
[22, 45, 15, 13, 46, 16], |
|
|
|
// 26 |
|
[10, 142, 114, 2, 143, 115], |
|
[19, 74, 46, 4, 75, 47], |
|
[28, 50, 22, 6, 51, 23], |
|
[33, 46, 16, 4, 47, 17], |
|
|
|
// 27 |
|
[8, 152, 122, 4, 153, 123], |
|
[22, 73, 45, 3, 74, 46], |
|
[8, 53, 23, 26, 54, 24], |
|
[12, 45, 15, 28, 46, 16], |
|
|
|
// 28 |
|
[3, 147, 117, 10, 148, 118], |
|
[3, 73, 45, 23, 74, 46], |
|
[4, 54, 24, 31, 55, 25], |
|
[11, 45, 15, 31, 46, 16], |
|
|
|
// 29 |
|
[7, 146, 116, 7, 147, 117], |
|
[21, 73, 45, 7, 74, 46], |
|
[1, 53, 23, 37, 54, 24], |
|
[19, 45, 15, 26, 46, 16], |
|
|
|
// 30 |
|
[5, 145, 115, 10, 146, 116], |
|
[19, 75, 47, 10, 76, 48], |
|
[15, 54, 24, 25, 55, 25], |
|
[23, 45, 15, 25, 46, 16], |
|
|
|
// 31 |
|
[13, 145, 115, 3, 146, 116], |
|
[2, 74, 46, 29, 75, 47], |
|
[42, 54, 24, 1, 55, 25], |
|
[23, 45, 15, 28, 46, 16], |
|
|
|
// 32 |
|
[17, 145, 115], |
|
[10, 74, 46, 23, 75, 47], |
|
[10, 54, 24, 35, 55, 25], |
|
[19, 45, 15, 35, 46, 16], |
|
|
|
// 33 |
|
[17, 145, 115, 1, 146, 116], |
|
[14, 74, 46, 21, 75, 47], |
|
[29, 54, 24, 19, 55, 25], |
|
[11, 45, 15, 46, 46, 16], |
|
|
|
// 34 |
|
[13, 145, 115, 6, 146, 116], |
|
[14, 74, 46, 23, 75, 47], |
|
[44, 54, 24, 7, 55, 25], |
|
[59, 46, 16, 1, 47, 17], |
|
|
|
// 35 |
|
[12, 151, 121, 7, 152, 122], |
|
[12, 75, 47, 26, 76, 48], |
|
[39, 54, 24, 14, 55, 25], |
|
[22, 45, 15, 41, 46, 16], |
|
|
|
// 36 |
|
[6, 151, 121, 14, 152, 122], |
|
[6, 75, 47, 34, 76, 48], |
|
[46, 54, 24, 10, 55, 25], |
|
[2, 45, 15, 64, 46, 16], |
|
|
|
// 37 |
|
[17, 152, 122, 4, 153, 123], |
|
[29, 74, 46, 14, 75, 47], |
|
[49, 54, 24, 10, 55, 25], |
|
[24, 45, 15, 46, 46, 16], |
|
|
|
// 38 |
|
[4, 152, 122, 18, 153, 123], |
|
[13, 74, 46, 32, 75, 47], |
|
[48, 54, 24, 14, 55, 25], |
|
[42, 45, 15, 32, 46, 16], |
|
|
|
// 39 |
|
[20, 147, 117, 4, 148, 118], |
|
[40, 75, 47, 7, 76, 48], |
|
[43, 54, 24, 22, 55, 25], |
|
[10, 45, 15, 67, 46, 16], |
|
|
|
// 40 |
|
[19, 148, 118, 6, 149, 119], |
|
[18, 75, 47, 31, 76, 48], |
|
[34, 54, 24, 34, 55, 25], |
|
[20, 45, 15, 61, 46, 16] |
|
]; |
|
|
|
var qrRSBlock = function(totalCount, dataCount) { |
|
var _this = {}; |
|
_this.totalCount = totalCount; |
|
_this.dataCount = dataCount; |
|
return _this; |
|
}; |
|
|
|
var _this = {}; |
|
|
|
var getRsBlockTable = function(typeNumber, errorCorrectionLevel) { |
|
|
|
switch(errorCorrectionLevel) { |
|
case QRErrorCorrectionLevel.L : |
|
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0]; |
|
case QRErrorCorrectionLevel.M : |
|
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1]; |
|
case QRErrorCorrectionLevel.Q : |
|
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2]; |
|
case QRErrorCorrectionLevel.H : |
|
return RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3]; |
|
default : |
|
return undefined; |
|
} |
|
}; |
|
|
|
_this.getRSBlocks = function(typeNumber, errorCorrectionLevel) { |
|
|
|
var rsBlock = getRsBlockTable(typeNumber, errorCorrectionLevel); |
|
|
|
if (typeof rsBlock == 'undefined') { |
|
throw 'bad rs block @ typeNumber:' + typeNumber + |
|
'/errorCorrectionLevel:' + errorCorrectionLevel; |
|
} |
|
|
|
var length = rsBlock.length / 3; |
|
|
|
var list = []; |
|
|
|
for (var i = 0; i < length; i += 1) { |
|
|
|
var count = rsBlock[i * 3 + 0]; |
|
var totalCount = rsBlock[i * 3 + 1]; |
|
var dataCount = rsBlock[i * 3 + 2]; |
|
|
|
for (var j = 0; j < count; j += 1) { |
|
list.push(qrRSBlock(totalCount, dataCount) ); |
|
} |
|
} |
|
|
|
return list; |
|
}; |
|
|
|
return _this; |
|
}(); |
|
|
|
//--------------------------------------------------------------------- |
|
// qrBitBuffer |
|
//--------------------------------------------------------------------- |
|
|
|
var qrBitBuffer = function() { |
|
|
|
var _buffer = []; |
|
var _length = 0; |
|
|
|
var _this = {}; |
|
|
|
_this.getBuffer = function() { |
|
return _buffer; |
|
}; |
|
|
|
_this.getAt = function(index) { |
|
var bufIndex = Math.floor(index / 8); |
|
return ( (_buffer[bufIndex] >>> (7 - index % 8) ) & 1) == 1; |
|
}; |
|
|
|
_this.put = function(num, length) { |
|
for (var i = 0; i < length; i += 1) { |
|
_this.putBit( ( (num >>> (length - i - 1) ) & 1) == 1); |
|
} |
|
}; |
|
|
|
_this.getLengthInBits = function() { |
|
return _length; |
|
}; |
|
|
|
_this.putBit = function(bit) { |
|
|
|
var bufIndex = Math.floor(_length / 8); |
|
if (_buffer.length <= bufIndex) { |
|
_buffer.push(0); |
|
} |
|
|
|
if (bit) { |
|
_buffer[bufIndex] |= (0x80 >>> (_length % 8) ); |
|
} |
|
|
|
_length += 1; |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// qrNumber |
|
//--------------------------------------------------------------------- |
|
|
|
var qrNumber = function(data) { |
|
|
|
var _mode = QRMode.MODE_NUMBER; |
|
var _data = data; |
|
|
|
var _this = {}; |
|
|
|
_this.getMode = function() { |
|
return _mode; |
|
}; |
|
|
|
_this.getLength = function(buffer) { |
|
return _data.length; |
|
}; |
|
|
|
_this.write = function(buffer) { |
|
|
|
var data = _data; |
|
|
|
var i = 0; |
|
|
|
while (i + 2 < data.length) { |
|
buffer.put(strToNum(data.substring(i, i + 3) ), 10); |
|
i += 3; |
|
} |
|
|
|
if (i < data.length) { |
|
if (data.length - i == 1) { |
|
buffer.put(strToNum(data.substring(i, i + 1) ), 4); |
|
} else if (data.length - i == 2) { |
|
buffer.put(strToNum(data.substring(i, i + 2) ), 7); |
|
} |
|
} |
|
}; |
|
|
|
var strToNum = function(s) { |
|
var num = 0; |
|
for (var i = 0; i < s.length; i += 1) { |
|
num = num * 10 + chatToNum(s.charAt(i) ); |
|
} |
|
return num; |
|
}; |
|
|
|
var chatToNum = function(c) { |
|
if ('0' <= c && c <= '9') { |
|
return c.charCodeAt(0) - '0'.charCodeAt(0); |
|
} |
|
throw 'illegal char :' + c; |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// qrAlphaNum |
|
//--------------------------------------------------------------------- |
|
|
|
var qrAlphaNum = function(data) { |
|
|
|
var _mode = QRMode.MODE_ALPHA_NUM; |
|
var _data = data; |
|
|
|
var _this = {}; |
|
|
|
_this.getMode = function() { |
|
return _mode; |
|
}; |
|
|
|
_this.getLength = function(buffer) { |
|
return _data.length; |
|
}; |
|
|
|
_this.write = function(buffer) { |
|
|
|
var s = _data; |
|
|
|
var i = 0; |
|
|
|
while (i + 1 < s.length) { |
|
buffer.put( |
|
getCode(s.charAt(i) ) * 45 + |
|
getCode(s.charAt(i + 1) ), 11); |
|
i += 2; |
|
} |
|
|
|
if (i < s.length) { |
|
buffer.put(getCode(s.charAt(i) ), 6); |
|
} |
|
}; |
|
|
|
var getCode = function(c) { |
|
|
|
if ('0' <= c && c <= '9') { |
|
return c.charCodeAt(0) - '0'.charCodeAt(0); |
|
} else if ('A' <= c && c <= 'Z') { |
|
return c.charCodeAt(0) - 'A'.charCodeAt(0) + 10; |
|
} else { |
|
switch (c) { |
|
case ' ' : return 36; |
|
case '$' : return 37; |
|
case '%' : return 38; |
|
case '*' : return 39; |
|
case '+' : return 40; |
|
case '-' : return 41; |
|
case '.' : return 42; |
|
case '/' : return 43; |
|
case ':' : return 44; |
|
default : |
|
throw 'illegal char :' + c; |
|
} |
|
} |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// qr8BitByte |
|
//--------------------------------------------------------------------- |
|
|
|
var qr8BitByte = function(data) { |
|
|
|
var _mode = QRMode.MODE_8BIT_BYTE; |
|
var _data = data; |
|
var _bytes = qrcode.stringToBytes(data); |
|
|
|
var _this = {}; |
|
|
|
_this.getMode = function() { |
|
return _mode; |
|
}; |
|
|
|
_this.getLength = function(buffer) { |
|
return _bytes.length; |
|
}; |
|
|
|
_this.write = function(buffer) { |
|
for (var i = 0; i < _bytes.length; i += 1) { |
|
buffer.put(_bytes[i], 8); |
|
} |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// qrKanji |
|
//--------------------------------------------------------------------- |
|
|
|
var qrKanji = function(data) { |
|
|
|
var _mode = QRMode.MODE_KANJI; |
|
var _data = data; |
|
|
|
var stringToBytes = qrcode.stringToBytesFuncs['SJIS']; |
|
if (!stringToBytes) { |
|
throw 'sjis not supported.'; |
|
} |
|
!function(c, code) { |
|
// self test for sjis support. |
|
var test = stringToBytes(c); |
|
if (test.length != 2 || ( (test[0] << 8) | test[1]) != code) { |
|
throw 'sjis not supported.'; |
|
} |
|
}('\u53cb', 0x9746); |
|
|
|
var _bytes = stringToBytes(data); |
|
|
|
var _this = {}; |
|
|
|
_this.getMode = function() { |
|
return _mode; |
|
}; |
|
|
|
_this.getLength = function(buffer) { |
|
return ~~(_bytes.length / 2); |
|
}; |
|
|
|
_this.write = function(buffer) { |
|
|
|
var data = _bytes; |
|
|
|
var i = 0; |
|
|
|
while (i + 1 < data.length) { |
|
|
|
var c = ( (0xff & data[i]) << 8) | (0xff & data[i + 1]); |
|
|
|
if (0x8140 <= c && c <= 0x9FFC) { |
|
c -= 0x8140; |
|
} else if (0xE040 <= c && c <= 0xEBBF) { |
|
c -= 0xC140; |
|
} else { |
|
throw 'illegal char at ' + (i + 1) + '/' + c; |
|
} |
|
|
|
c = ( (c >>> 8) & 0xff) * 0xC0 + (c & 0xff); |
|
|
|
buffer.put(c, 13); |
|
|
|
i += 2; |
|
} |
|
|
|
if (i < data.length) { |
|
throw 'illegal char at ' + (i + 1); |
|
} |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//===================================================================== |
|
// GIF Support etc. |
|
// |
|
|
|
//--------------------------------------------------------------------- |
|
// byteArrayOutputStream |
|
//--------------------------------------------------------------------- |
|
|
|
var byteArrayOutputStream = function() { |
|
|
|
var _bytes = []; |
|
|
|
var _this = {}; |
|
|
|
_this.writeByte = function(b) { |
|
_bytes.push(b & 0xff); |
|
}; |
|
|
|
_this.writeShort = function(i) { |
|
_this.writeByte(i); |
|
_this.writeByte(i >>> 8); |
|
}; |
|
|
|
_this.writeBytes = function(b, off, len) { |
|
off = off || 0; |
|
len = len || b.length; |
|
for (var i = 0; i < len; i += 1) { |
|
_this.writeByte(b[i + off]); |
|
} |
|
}; |
|
|
|
_this.writeString = function(s) { |
|
for (var i = 0; i < s.length; i += 1) { |
|
_this.writeByte(s.charCodeAt(i) ); |
|
} |
|
}; |
|
|
|
_this.toByteArray = function() { |
|
return _bytes; |
|
}; |
|
|
|
_this.toString = function() { |
|
var s = ''; |
|
s += '['; |
|
for (var i = 0; i < _bytes.length; i += 1) { |
|
if (i > 0) { |
|
s += ','; |
|
} |
|
s += _bytes[i]; |
|
} |
|
s += ']'; |
|
return s; |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// base64EncodeOutputStream |
|
//--------------------------------------------------------------------- |
|
|
|
var base64EncodeOutputStream = function() { |
|
|
|
var _buffer = 0; |
|
var _buflen = 0; |
|
var _length = 0; |
|
var _base64 = ''; |
|
|
|
var _this = {}; |
|
|
|
var writeEncoded = function(b) { |
|
_base64 += String.fromCharCode(encode(b & 0x3f) ); |
|
}; |
|
|
|
var encode = function(n) { |
|
if (n < 0) { |
|
// error. |
|
} else if (n < 26) { |
|
return 0x41 + n; |
|
} else if (n < 52) { |
|
return 0x61 + (n - 26); |
|
} else if (n < 62) { |
|
return 0x30 + (n - 52); |
|
} else if (n == 62) { |
|
return 0x2b; |
|
} else if (n == 63) { |
|
return 0x2f; |
|
} |
|
throw 'n:' + n; |
|
}; |
|
|
|
_this.writeByte = function(n) { |
|
|
|
_buffer = (_buffer << 8) | (n & 0xff); |
|
_buflen += 8; |
|
_length += 1; |
|
|
|
while (_buflen >= 6) { |
|
writeEncoded(_buffer >>> (_buflen - 6) ); |
|
_buflen -= 6; |
|
} |
|
}; |
|
|
|
_this.flush = function() { |
|
|
|
if (_buflen > 0) { |
|
writeEncoded(_buffer << (6 - _buflen) ); |
|
_buffer = 0; |
|
_buflen = 0; |
|
} |
|
|
|
if (_length % 3 != 0) { |
|
// padding |
|
var padlen = 3 - _length % 3; |
|
for (var i = 0; i < padlen; i += 1) { |
|
_base64 += '='; |
|
} |
|
} |
|
}; |
|
|
|
_this.toString = function() { |
|
return _base64; |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// base64DecodeInputStream |
|
//--------------------------------------------------------------------- |
|
|
|
var base64DecodeInputStream = function(str) { |
|
|
|
var _str = str; |
|
var _pos = 0; |
|
var _buffer = 0; |
|
var _buflen = 0; |
|
|
|
var _this = {}; |
|
|
|
_this.read = function() { |
|
|
|
while (_buflen < 8) { |
|
|
|
if (_pos >= _str.length) { |
|
if (_buflen == 0) { |
|
return -1; |
|
} |
|
throw 'unexpected end of file./' + _buflen; |
|
} |
|
|
|
var c = _str.charAt(_pos); |
|
_pos += 1; |
|
|
|
if (c == '=') { |
|
_buflen = 0; |
|
return -1; |
|
} else if (c.match(/^\s$/) ) { |
|
// ignore if whitespace. |
|
continue; |
|
} |
|
|
|
_buffer = (_buffer << 6) | decode(c.charCodeAt(0) ); |
|
_buflen += 6; |
|
} |
|
|
|
var n = (_buffer >>> (_buflen - 8) ) & 0xff; |
|
_buflen -= 8; |
|
return n; |
|
}; |
|
|
|
var decode = function(c) { |
|
if (0x41 <= c && c <= 0x5a) { |
|
return c - 0x41; |
|
} else if (0x61 <= c && c <= 0x7a) { |
|
return c - 0x61 + 26; |
|
} else if (0x30 <= c && c <= 0x39) { |
|
return c - 0x30 + 52; |
|
} else if (c == 0x2b) { |
|
return 62; |
|
} else if (c == 0x2f) { |
|
return 63; |
|
} else { |
|
throw 'c:' + c; |
|
} |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// gifImage (B/W) |
|
//--------------------------------------------------------------------- |
|
|
|
var gifImage = function(width, height) { |
|
|
|
var _width = width; |
|
var _height = height; |
|
var _data = new Array(width * height); |
|
|
|
var _this = {}; |
|
|
|
_this.setPixel = function(x, y, pixel) { |
|
_data[y * _width + x] = pixel; |
|
}; |
|
|
|
_this.write = function(out) { |
|
|
|
//--------------------------------- |
|
// GIF Signature |
|
|
|
out.writeString('GIF87a'); |
|
|
|
//--------------------------------- |
|
// Screen Descriptor |
|
|
|
out.writeShort(_width); |
|
out.writeShort(_height); |
|
|
|
out.writeByte(0x80); // 2bit |
|
out.writeByte(0); |
|
out.writeByte(0); |
|
|
|
//--------------------------------- |
|
// Global Color Map |
|
|
|
// black |
|
out.writeByte(0x00); |
|
out.writeByte(0x00); |
|
out.writeByte(0x00); |
|
|
|
// white |
|
out.writeByte(0xff); |
|
out.writeByte(0xff); |
|
out.writeByte(0xff); |
|
|
|
//--------------------------------- |
|
// Image Descriptor |
|
|
|
out.writeString(','); |
|
out.writeShort(0); |
|
out.writeShort(0); |
|
out.writeShort(_width); |
|
out.writeShort(_height); |
|
out.writeByte(0); |
|
|
|
//--------------------------------- |
|
// Local Color Map |
|
|
|
//--------------------------------- |
|
// Raster Data |
|
|
|
var lzwMinCodeSize = 2; |
|
var raster = getLZWRaster(lzwMinCodeSize); |
|
|
|
out.writeByte(lzwMinCodeSize); |
|
|
|
var offset = 0; |
|
|
|
while (raster.length - offset > 255) { |
|
out.writeByte(255); |
|
out.writeBytes(raster, offset, 255); |
|
offset += 255; |
|
} |
|
|
|
out.writeByte(raster.length - offset); |
|
out.writeBytes(raster, offset, raster.length - offset); |
|
out.writeByte(0x00); |
|
|
|
//--------------------------------- |
|
// GIF Terminator |
|
out.writeString(';'); |
|
}; |
|
|
|
var bitOutputStream = function(out) { |
|
|
|
var _out = out; |
|
var _bitLength = 0; |
|
var _bitBuffer = 0; |
|
|
|
var _this = {}; |
|
|
|
_this.write = function(data, length) { |
|
|
|
if ( (data >>> length) != 0) { |
|
throw 'length over'; |
|
} |
|
|
|
while (_bitLength + length >= 8) { |
|
_out.writeByte(0xff & ( (data << _bitLength) | _bitBuffer) ); |
|
length -= (8 - _bitLength); |
|
data >>>= (8 - _bitLength); |
|
_bitBuffer = 0; |
|
_bitLength = 0; |
|
} |
|
|
|
_bitBuffer = (data << _bitLength) | _bitBuffer; |
|
_bitLength = _bitLength + length; |
|
}; |
|
|
|
_this.flush = function() { |
|
if (_bitLength > 0) { |
|
_out.writeByte(_bitBuffer); |
|
} |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
var getLZWRaster = function(lzwMinCodeSize) { |
|
|
|
var clearCode = 1 << lzwMinCodeSize; |
|
var endCode = (1 << lzwMinCodeSize) + 1; |
|
var bitLength = lzwMinCodeSize + 1; |
|
|
|
// Setup LZWTable |
|
var table = lzwTable(); |
|
|
|
for (var i = 0; i < clearCode; i += 1) { |
|
table.add(String.fromCharCode(i) ); |
|
} |
|
table.add(String.fromCharCode(clearCode) ); |
|
table.add(String.fromCharCode(endCode) ); |
|
|
|
var byteOut = byteArrayOutputStream(); |
|
var bitOut = bitOutputStream(byteOut); |
|
|
|
// clear code |
|
bitOut.write(clearCode, bitLength); |
|
|
|
var dataIndex = 0; |
|
|
|
var s = String.fromCharCode(_data[dataIndex]); |
|
dataIndex += 1; |
|
|
|
while (dataIndex < _data.length) { |
|
|
|
var c = String.fromCharCode(_data[dataIndex]); |
|
dataIndex += 1; |
|
|
|
if (table.contains(s + c) ) { |
|
|
|
s = s + c; |
|
|
|
} else { |
|
|
|
bitOut.write(table.indexOf(s), bitLength); |
|
|
|
if (table.size() < 0xfff) { |
|
|
|
if (table.size() == (1 << bitLength) ) { |
|
bitLength += 1; |
|
} |
|
|
|
table.add(s + c); |
|
} |
|
|
|
s = c; |
|
} |
|
} |
|
|
|
bitOut.write(table.indexOf(s), bitLength); |
|
|
|
// end code |
|
bitOut.write(endCode, bitLength); |
|
|
|
bitOut.flush(); |
|
|
|
return byteOut.toByteArray(); |
|
}; |
|
|
|
var lzwTable = function() { |
|
|
|
var _map = {}; |
|
var _size = 0; |
|
|
|
var _this = {}; |
|
|
|
_this.add = function(key) { |
|
if (_this.contains(key) ) { |
|
throw 'dup key:' + key; |
|
} |
|
_map[key] = _size; |
|
_size += 1; |
|
}; |
|
|
|
_this.size = function() { |
|
return _size; |
|
}; |
|
|
|
_this.indexOf = function(key) { |
|
return _map[key]; |
|
}; |
|
|
|
_this.contains = function(key) { |
|
return typeof _map[key] != 'undefined'; |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
return _this; |
|
}; |
|
|
|
var createDataURL = function(width, height, getPixel) { |
|
var gif = gifImage(width, height); |
|
for (var y = 0; y < height; y += 1) { |
|
for (var x = 0; x < width; x += 1) { |
|
gif.setPixel(x, y, getPixel(x, y) ); |
|
} |
|
} |
|
|
|
var b = byteArrayOutputStream(); |
|
gif.write(b); |
|
|
|
var base64 = base64EncodeOutputStream(); |
|
var bytes = b.toByteArray(); |
|
for (var i = 0; i < bytes.length; i += 1) { |
|
base64.writeByte(bytes[i]); |
|
} |
|
base64.flush(); |
|
|
|
return 'data:image/gif;base64,' + base64; |
|
}; |
|
|
|
//--------------------------------------------------------------------- |
|
// returns qrcode function. |
|
|
|
return qrcode; |
|
}(); |
|
|
|
// multibyte support |
|
!function() { |
|
|
|
qrcode.stringToBytesFuncs['UTF-8'] = function(s) { |
|
// http://stackoverflow.com/questions/18729405/how-to-convert-utf8-string-to-byte-array |
|
function toUTF8Array(str) { |
|
var utf8 = []; |
|
for (var i=0; i < str.length; i++) { |
|
var charcode = str.charCodeAt(i); |
|
if (charcode < 0x80) utf8.push(charcode); |
|
else if (charcode < 0x800) { |
|
utf8.push(0xc0 | (charcode >> 6), |
|
0x80 | (charcode & 0x3f)); |
|
} |
|
else if (charcode < 0xd800 || charcode >= 0xe000) { |
|
utf8.push(0xe0 | (charcode >> 12), |
|
0x80 | ((charcode>>6) & 0x3f), |
|
0x80 | (charcode & 0x3f)); |
|
} |
|
// surrogate pair |
|
else { |
|
i++; |
|
// UTF-16 encodes 0x10000-0x10FFFF by |
|
// subtracting 0x10000 and splitting the |
|
// 20 bits of 0x0-0xFFFFF into two halves |
|
charcode = 0x10000 + (((charcode & 0x3ff)<<10) |
|
| (str.charCodeAt(i) & 0x3ff)); |
|
utf8.push(0xf0 | (charcode >>18), |
|
0x80 | ((charcode>>12) & 0x3f), |
|
0x80 | ((charcode>>6) & 0x3f), |
|
0x80 | (charcode & 0x3f)); |
|
} |
|
} |
|
return utf8; |
|
} |
|
return toUTF8Array(s); |
|
}; |
|
|
|
}(); |
|
|
|
(function (factory) { |
|
if (true) { |
|
!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_FACTORY__ = (factory), |
|
__WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ? |
|
(__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__), |
|
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); |
|
} else {} |
|
}(function () { |
|
return qrcode; |
|
})); |
|
|
|
|
|
/***/ }) |
|
/******/ ]); |
|
}); |