西瓜二维码v1.2版本，介绍一下功能：
作者发布页https://www.52pojie.cn/thread-1736287-1-2.html
1）【100%保护隐私】永不联网,本地二维码生成器|PC电脑->手机(文本/网址)。
2）点击图片，可保存二维码到本地。
3）新增生成条形码功能。
啥联网都没有，连更新检测都没有，随性安心使用。永远不联网，传输数据安全有保障。
阿里云下载https://www.aliyundrive.com/s/N4Wm8nYkgmY
电脑本地WEB网页生成二维码工具
作者发布页https://www.52pojie.cn/thread-1848906-1-2.html
功能：
1）【100%保护隐私】永不联网,本地二维码生成器|PC电脑->手机(文本/网址)。
2）点击图片，可保存二维码到本地。
3）轻量化、透明
4）HTML，windows/unux都能运行
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>本地生成二维码</title>
<script>
/*! QRious v4.0.2 | (C) 2017 Alasdair Mercer | GPL v3 License
Based on jsqrencode | (C) 2010 [email]tz@execpc.com[/email] | GPL v3 License
*/
!function (t, e) { "object" == typeof exports && "undefined" != typeof module ? module.exports = e() : "function" == typeof define && define.amd ? define(e) : t.QRious = e() }(this, function () { "use strict"; function t(t, e) { var n; return "function" == typeof Object.create ? n = Object.create(t) : (s.prototype = t, n = new s, s.prototype = null), e && i(!0, n, e), n } function e(e, n, s, r) { var o = this; return "string" != typeof e && (r = s, s = n, n = e, e = null), "function" != typeof n && (r = s, s = n, n = function () { return o.apply(this, arguments) }), i(!1, n, o, r), n.prototype = t(o.prototype, s), n.prototype.constructor = n, n.class_ = e || o.class_, n.super_ = o, n } function i(t, e, i) { for (var n, s, a = 0, h = (i = o.call(arguments, 2)).length; a < h; a++) { s = i[a]; for (n in s) t && !r.call(s, n) || (e[n] = s[n]) } } function n() { } var s = function () { }, r = Object.prototype.hasOwnProperty, o = Array.prototype.slice, a = e; n.class_ = "Nevis", n.super_ = Object, n.extend = a; var h = n, f = h.extend(function (t, e, i) { this.qrious = t, this.element = e, this.element.qrious = t, this.enabled = Boolean(i) }, { draw: function (t) { }, getElement: function () { return this.enabled || (this.enabled = !0, this.render()), this.element }, getModuleSize: function (t) { var e = this.qrious, i = e.padding || 0, n = Math.floor((e.size - 2 * i) / t.width); return Math.max(1, n) }, getOffset: function (t) { var e = this.qrious, i = e.padding; if (null != i) return i; var n = this.getModuleSize(t), s = Math.floor((e.size - n * t.width) / 2); return Math.max(0, s) }, render: function (t) { this.enabled && (this.resize(), this.reset(), this.draw(t)) }, reset: function () { }, resize: function () { } }), c = f.extend({ draw: function (t) { var e, i, n = this.qrious, s = this.getModuleSize(t), r = this.getOffset(t), o = this.element.getContext("2d"); for (o.fillStyle = n.foreground, o.globalAlpha = n.foregroundAlpha, e = 0; e < t.width; e++)for (i = 0; i < t.width; i++)t.buffer[i * t.width + e] && o.fillRect(s * e + r, s * i + r, s, s) }, reset: function () { var t = this.qrious, e = this.element.getContext("2d"), i = t.size; e.lineWidth = 1, e.clearRect(0, 0, i, i), e.fillStyle = t.background, e.globalAlpha = t.backgroundAlpha, e.fillRect(0, 0, i, i) }, resize: function () { var t = this.element; t.width = t.height = this.qrious.size } }), u = h.extend(null, { BLOCK: [0, 11, 15, 19, 23, 27, 31, 16, 18, 20, 22, 24, 26, 28, 20, 22, 24, 24, 26, 28, 28, 22, 24, 24, 26, 26, 28, 28, 24, 24, 26, 26, 26, 28, 28, 24, 26, 26, 26, 28, 28] }), l = h.extend(null, { BLOCKS: [1, 0, 19, 7, 1, 0, 16, 10, 1, 0, 13, 13, 1, 0, 9, 17, 1, 0, 34, 10, 1, 0, 28, 16, 1, 0, 22, 22, 1, 0, 16, 28, 1, 0, 55, 15, 1, 0, 44, 26, 2, 0, 17, 18, 2, 0, 13, 22, 1, 0, 80, 20, 2, 0, 32, 18, 2, 0, 24, 26, 4, 0, 9, 16, 1, 0, 108, 26, 2, 0, 43, 24, 2, 2, 15, 18, 2, 2, 11, 22, 2, 0, 68, 18, 4, 0, 27, 16, 4, 0, 19, 24, 4, 0, 15, 28, 2, 0, 78, 20, 4, 0, 31, 18, 2, 4, 14, 18, 4, 1, 13, 26, 2, 0, 97, 24, 2, 2, 38, 22, 4, 2, 18, 22, 4, 2, 14, 26, 2, 0, 116, 30, 3, 2, 36, 22, 4, 4, 16, 20, 4, 4, 12, 24, 2, 2, 68, 18, 4, 1, 43, 26, 6, 2, 19, 24, 6, 2, 15, 28, 4, 0, 81, 20, 1, 4, 50, 30, 4, 4, 22, 28, 3, 8, 12, 24, 2, 2, 92, 24, 6, 2, 36, 22, 4, 6, 20, 26, 7, 4, 14, 28, 4, 0, 107, 26, 8, 1, 37, 22, 8, 4, 20, 24, 12, 4, 11, 22, 3, 1, 115, 30, 4, 5, 40, 24, 11, 5, 16, 20, 11, 5, 12, 24, 5, 1, 87, 22, 5, 5, 41, 24, 5, 7, 24, 30, 11, 7, 12, 24, 5, 1, 98, 24, 7, 3, 45, 28, 15, 2, 19, 24, 3, 13, 15, 30, 1, 5, 107, 28, 10, 1, 46, 28, 1, 15, 22, 28, 2, 17, 14, 28, 5, 1, 120, 30, 9, 4, 43, 26, 17, 1, 22, 28, 2, 19, 14, 28, 3, 4, 113, 28, 3, 11, 44, 26, 17, 4, 21, 26, 9, 16, 13, 26, 3, 5, 107, 28, 3, 13, 41, 26, 15, 5, 24, 30, 15, 10, 15, 28, 4, 4, 116, 28, 17, 0, 42, 26, 17, 6, 22, 28, 19, 6, 16, 30, 2, 7, 111, 28, 17, 0, 46, 28, 7, 16, 24, 30, 34, 0, 13, 24, 4, 5, 121, 30, 4, 14, 47, 28, 11, 14, 24, 30, 16, 14, 15, 30, 6, 4, 117, 30, 6, 14, 45, 28, 11, 16, 24, 30, 30, 2, 16, 30, 8, 4, 106, 26, 8, 13, 47, 28, 7, 22, 24, 30, 22, 13, 15, 30, 10, 2, 114, 28, 19, 4, 46, 28, 28, 6, 22, 28, 33, 4, 16, 30, 8, 4, 122, 30, 22, 3, 45, 28, 8, 26, 23, 30, 12, 28, 15, 30, 3, 10, 117, 30, 3, 23, 45, 28, 4, 31, 24, 30, 11, 31, 15, 30, 7, 7, 116, 30, 21, 7, 45, 28, 1, 37, 23, 30, 19, 26, 15, 30, 5, 10, 115, 30, 19, 10, 47, 28, 15, 25, 24, 30, 23, 25, 15, 30, 13, 3, 115, 30, 2, 29, 46, 28, 42, 1, 24, 30, 23, 28, 15, 30, 17, 0, 115, 30, 10, 23, 46, 28, 10, 35, 24, 30, 19, 35, 15, 30, 17, 1, 115, 30, 14, 21, 46, 28, 29, 19, 24, 30, 11, 46, 15, 30, 13, 6, 115, 30, 14, 23, 46, 28, 44, 7, 24, 30, 59, 1, 16, 30, 12, 7, 121, 30, 12, 26, 47, 28, 39, 14, 24, 30, 22, 41, 15, 30, 6, 14, 121, 30, 6, 34, 47, 28, 46, 10, 24, 30, 2, 64, 15, 30, 17, 4, 122, 30, 29, 14, 46, 28, 49, 10, 24, 30, 24, 46, 15, 30, 4, 18, 122, 30, 13, 32, 46, 28, 48, 14, 24, 30, 42, 32, 15, 30, 20, 4, 117, 30, 40, 7, 47, 28, 43, 22, 24, 30, 10, 67, 15, 30, 19, 6, 118, 30, 18, 31, 47, 28, 34, 34, 24, 30, 20, 61, 15, 30], FINAL_FORMAT: [30660, 29427, 32170, 30877, 26159, 25368, 27713, 26998, 21522, 20773, 24188, 23371, 17913, 16590, 20375, 19104, 13663, 12392, 16177, 14854, 9396, 8579, 11994, 11245, 5769, 5054, 7399, 6608, 1890, 597, 3340, 2107], LEVELS: { L: 1, M: 2, Q: 3, H: 4 } }), _ = h.extend(null, { EXPONENT: [1, 2, 4, 8, 16, 32, 64, 128, 29, 58, 116, 232, 205, 135, 19, 38, 76, 152, 45, 90, 180, 117, 234, 201, 143, 3, 6, 12, 24, 48, 96, 192, 157, 39, 78, 156, 37, 74, 148, 53, 106, 212, 181, 119, 238, 193, 159, 35, 70, 140, 5, 10, 20, 40, 80, 160, 93, 186, 105, 210, 185, 111, 222, 161, 95, 190, 97, 194, 153, 47, 94, 188, 101, 202, 137, 15, 30, 60, 120, 240, 253, 231, 211, 187, 107, 214, 177, 127, 254, 225, 223, 163, 91, 182, 113, 226, 217, 175, 67, 134, 17, 34, 68, 136, 13, 26, 52, 104, 208, 189, 103, 206, 129, 31, 62, 124, 248, 237, 199, 147, 59, 118, 236, 197, 151, 51, 102, 204, 133, 23, 46, 92, 184, 109, 218, 169, 79, 158, 33, 66, 132, 21, 42, 84, 168, 77, 154, 41, 82, 164, 85, 170, 73, 146, 57, 114, 228, 213, 183, 115, 230, 209, 191, 99, 198, 145, 63, 126, 252, 229, 215, 179, 123, 246, 241, 255, 227, 219, 171, 75, 150, 49, 98, 196, 149, 55, 110, 220, 165, 87, 174, 65, 130, 25, 50, 100, 200, 141, 7, 14, 28, 56, 112, 224, 221, 167, 83, 166, 81, 162, 89, 178, 121, 242, 249, 239, 195, 155, 43, 86, 172, 69, 138, 9, 18, 36, 72, 144, 61, 122, 244, 245, 247, 243, 251, 235, 203, 139, 11, 22, 44, 88, 176, 125, 250, 233, 207, 131, 27, 54, 108, 216, 173, 71, 142, 0], LOG: [255, 0, 1, 25, 2, 50, 26, 198, 3, 223, 51, 238, 27, 104, 199, 75, 4, 100, 224, 14, 52, 141, 239, 129, 28, 193, 105, 248, 200, 8, 76, 113, 5, 138, 101, 47, 225, 36, 15, 33, 53, 147, 142, 218, 240, 18, 130, 69, 29, 181, 194, 125, 106, 39, 249, 185, 201, 154, 9, 120, 77, 228, 114, 166, 6, 191, 139, 98, 102, 221, 48, 253, 226, 152, 37, 179, 16, 145, 34, 136, 54, 208, 148, 206, 143, 150, 219, 189, 241, 210, 19, 92, 131, 56, 70, 64, 30, 66, 182, 163, 195, 72, 126, 110, 107, 58, 40, 84, 250, 133, 186, 61, 202, 94, 155, 159, 10, 21, 121, 43, 78, 212, 229, 172, 115, 243, 167, 87, 7, 112, 192, 247, 140, 128, 99, 13, 103, 74, 222, 237, 49, 197, 254, 24, 227, 165, 153, 119, 38, 184, 180, 124, 17, 68, 146, 217, 35, 32, 137, 46, 55, 63, 209, 91, 149, 188, 207, 205, 144, 135, 151, 178, 220, 252, 190, 97, 242, 86, 211, 171, 20, 42, 93, 158, 132, 60, 57, 83, 71, 109, 65, 162, 31, 45, 67, 216, 183, 123, 164, 118, 196, 23, 73, 236, 127, 12, 111, 246, 108, 161, 59, 82, 41, 157, 85, 170, 251, 96, 134, 177, 187, 204, 62, 90, 203, 89, 95, 176, 156, 169, 160, 81, 11, 245, 22, 235, 122, 117, 44, 215, 79, 174, 213, 233, 230, 231, 173, 232, 116, 214, 244, 234, 168, 80, 88, 175] }), d = h.extend(null, { BLOCK: [3220, 1468, 2713, 1235, 3062, 1890, 2119, 1549, 2344, 2936, 1117, 2583, 1330, 2470, 1667, 2249, 2028, 3780, 481, 4011, 142, 3098, 831, 3445, 592, 2517, 1776, 2234, 1951, 2827, 1070, 2660, 1345, 3177] }), v = h.extend(function (t) { var e, i, n, s, r, o = t.value.length; for (this._badness = [], this._level = l.LEVELS[t.level], this._polynomial = [], this._value = t.value, this._version = 0, this._stringBuffer = []; this._version < 40 && (this._version++, n = 4 * (this._level - 1) + 16 * (this._version - 1), s = l.BLOCKS[n++], r = l.BLOCKS[n++], e = l.BLOCKS[n++], i = l.BLOCKS[n], n = e * (s + r) + r - 3 + (this._version <= 9), !(o <= n));); this._dataBlock = e, this._eccBlock = i, this._neccBlock1 = s, this._neccBlock2 = r; var a = this.width = 17 + 4 * this._version; this.buffer = v._createArray(a * a), this._ecc = v._createArray(e + (e + i) * (s + r) + r), this._mask = v._createArray((a * (a + 1) + 1) / 2), this._insertFinders(), this._insertAlignments(), this.buffer[8 + a * (a - 8)] = 1, this._insertTimingGap(), this._reverseMask(), this._insertTimingRowAndColumn(), this._insertVersion(), this._syncMask(), this._convertBitStream(o), this._calculatePolynomial(), this._appendEccToData(), this._interleaveBlocks(), this._pack(), this._finish() }, { _addAlignment: function (t, e) { var i, n = this.buffer, s = this.width; for (n[t + s * e] = 1, i = -2; i < 2; i++)n[t + i + s * (e - 2)] = 1, n[t - 2 + s * (e + i + 1)] = 1, n[t + 2 + s * (e + i)] = 1, n[t + i + 1 + s * (e + 2)] = 1; for (i = 0; i < 2; i++)this._setMask(t - 1, e + i), this._setMask(t + 1, e - i), this._setMask(t - i, e - 1), this._setMask(t + i, e + 1) }, _appendData: function (t, e, i, n) { var s, r, o, a = this._polynomial, h = this._stringBuffer; for (r = 0; r < n; r++)h[i + r] = 0; for (r = 0; r < e; r++) { if (255 !== (s = _.LOG[h[t + r] ^ h[i]])) for (o = 1; o < n; o++)h[i + o - 1] = h[i + o] ^ _.EXPONENT[v._modN(s + a[n - o])]; else for (o = i; o < i + n; o++)h[o] = h[o + 1]; h[i + n - 1] = 255 === s ? 0 : _.EXPONENT[v._modN(s + a[0])] } }, _appendEccToData: function () { var t, e = 0, i = this._dataBlock, n = this._calculateMaxLength(), s = this._eccBlock; for (t = 0; t < this._neccBlock1; t++)this._appendData(e, i, n, s), e += i, n += s; for (t = 0; t < this._neccBlock2; t++)this._appendData(e, i + 1, n, s), e += i + 1, n += s }, _applyMask: function (t) { var e, i, n, s, r = this.buffer, o = this.width; switch (t) { case 0: for (s = 0; s < o; s++)for (n = 0; n < o; n++)n + s & 1 || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 1: for (s = 0; s < o; s++)for (n = 0; n < o; n++)1 & s || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 2: for (s = 0; s < o; s++)for (e = 0, n = 0; n < o; n++, e++)3 === e && (e = 0), e || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 3: for (i = 0, s = 0; s < o; s++, i++)for (3 === i && (i = 0), e = i, n = 0; n < o; n++, e++)3 === e && (e = 0), e || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 4: for (s = 0; s < o; s++)for (e = 0, i = s >> 1 & 1, n = 0; n < o; n++, e++)3 === e && (e = 0, i = !i), i || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 5: for (i = 0, s = 0; s < o; s++, i++)for (3 === i && (i = 0), e = 0, n = 0; n < o; n++, e++)3 === e && (e = 0), (n & s & 1) + !(!e | !i) || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 6: for (i = 0, s = 0; s < o; s++, i++)for (3 === i && (i = 0), e = 0, n = 0; n < o; n++, e++)3 === e && (e = 0), (n & s & 1) + (e && e === i) & 1 || this._isMasked(n, s) || (r[n + s * o] ^= 1); break; case 7: for (i = 0, s = 0; s < o; s++, i++)for (3 === i && (i = 0), e = 0, n = 0; n < o; n++, e++)3 === e && (e = 0), (e && e === i) + (n + s & 1) & 1 || this._isMasked(n, s) || (r[n + s * o] ^= 1) } }, _calculateMaxLength: function () { return this._dataBlock * (this._neccBlock1 + this._neccBlock2) + this._neccBlock2 }, _calculatePolynomial: function () { var t, e, i = this._eccBlock, n = this._polynomial; for (n[0] = 1, t = 0; t < i; t++) { for (n[t + 1] = 1, e = t; e > 0; e--)n[e] = n[e] ? n[e - 1] ^ _.EXPONENT[v._modN(_.LOG[n[e]] + t)] : n[e - 1]; n[0] = _.EXPONENT[v._modN(_.LOG[n[0]] + t)] } for (t = 0; t <= i; t++)n[t] = _.LOG[n[t]] }, _checkBadness: function () { var t, e, i, n, s, r = 0, o = this._badness, a = this.buffer, h = this.width; for (s = 0; s < h - 1; s++)for (n = 0; n < h - 1; n++)(a[n + h * s] && a[n + 1 + h * s] && a[n + h * (s + 1)] && a[n + 1 + h * (s + 1)] || !(a[n + h * s] || a[n + 1 + h * s] || a[n + h * (s + 1)] || a[n + 1 + h * (s + 1)])) && (r += v.N2); var f = 0; for (s = 0; s < h; s++) { for (i = 0, o[0] = 0, t = 0, n = 0; n < h; n++)t === (e = a[n + h * s]) ? o[i]++ : o[++i] = 1, f += (t = e) ? 1 : -1; r += this._getBadness(i) } f < 0 && (f = -f); var c = 0, u = f; for (u += u << 2, u <<= 1; u > h * h;)u -= h * h, c++; for (r += c * v.N4, n = 0; n < h; n++) { for (i = 0, o[0] = 0, t = 0, s = 0; s < h; s++)t === (e = a[n + h * s]) ? o[i]++ : o[++i] = 1, t = e; r += this._getBadness(i) } return r }, _convertBitStream: function (t) { var e, i, n = this._ecc, s = this._version; for (i = 0; i < t; i++)n[i] = this._value.charCodeAt(i); var r = this._stringBuffer = n.slice(), o = this._calculateMaxLength(); t >= o - 2 && (t = o - 2, s > 9 && t--); var a = t; if (s > 9) { for (r[a + 2] = 0, r[a + 3] = 0; a--;)e = r[a], r[a + 3] |= 255 & e << 4, r[a + 2] = e >> 4; r[2] |= 255 & t << 4, r[1] = t >> 4, r[0] = 64 | t >> 12 } else { for (r[a + 1] = 0, r[a + 2] = 0; a--;)e = r[a], r[a + 2] |= 255 & e << 4, r[a + 1] = e >> 4; r[1] |= 255 & t << 4, r[0] = 64 | t >> 4 } for (a = t + 3 - (s < 10); a < o;)r[a++] = 236, r[a++] = 17 }, _getBadness: function (t) { var e, i = 0, n = this._badness; for (e = 0; e <= t; e++)n[e] >= 5 && (i += v.N1 + n[e] - 5); for (e = 3; e < t - 1; e += 2)n[e - 2] === n[e + 2] && n[e + 2] === n[e - 1] && n[e - 1] === n[e + 1] && 3 * n[e - 1] === n[e] && (0 === n[e - 3] || e + 3 > t || 3 * n[e - 3] >= 4 * n[e] || 3 * n[e + 3] >= 4 * n[e]) && (i += v.N3); return i }, _finish: function () { this._stringBuffer = this.buffer.slice(); var t, e, i = 0, n = 3e4; for (e = 0; e < 8 && (this._applyMask(e), (t = this._checkBadness()) < n && (n = t, i = e), 7 !== i); e++)this.buffer = this._stringBuffer.slice(); i !== e && this._applyMask(i), n = l.FINAL_FORMAT[i + (this._level - 1 << 3)]; var s = this.buffer, r = this.width; for (e = 0; e < 8; e++, n >>= 1)1 & n && (s[r - 1 - e + 8 * r] = 1, e < 6 ? s[8 + r * e] = 1 : s[8 + r * (e + 1)] = 1); for (e = 0; e < 7; e++, n >>= 1)1 & n && (s[8 + r * (r - 7 + e)] = 1, e ? s[6 - e + 8 * r] = 1 : s[7 + 8 * r] = 1) }, _interleaveBlocks: function () { var t, e, i = this._dataBlock, n = this._ecc, s = this._eccBlock, r = 0, o = this._calculateMaxLength(), a = this._neccBlock1, h = this._neccBlock2, f = this._stringBuffer; for (t = 0; t < i; t++) { for (e = 0; e < a; e++)n[r++] = f[t + e * i]; for (e = 0; e < h; e++)n[r++] = f[a * i + t + e * (i + 1)] } for (e = 0; e < h; e++)n[r++] = f[a * i + t + e * (i + 1)]; for (t = 0; t < s; t++)for (e = 0; e < a + h; e++)n[r++] = f[o + t + e * s]; this._stringBuffer = n }, _insertAlignments: function () { var t, e, i, n = this._version, s = this.width; if (n > 1) for (t = u.BLOCK[n], i = s - 7; ;) { for (e = s - 7; e > t - 3 && (this._addAlignment(e, i), !(e < t));)e -= t; if (i <= t + 9) break; i -= t, this._addAlignment(6, i), this._addAlignment(i, 6) } }, _insertFinders: function () { var t, e, i, n, s = this.buffer, r = this.width; for (t = 0; t < 3; t++) { for (e = 0, n = 0, 1 === t && (e = r - 7), 2 === t && (n = r - 7), s[n + 3 + r * (e + 3)] = 1, i = 0; i < 6; i++)s[n + i + r * e] = 1, s[n + r * (e + i + 1)] = 1, s[n + 6 + r * (e + i)] = 1, s[n + i + 1 + r * (e + 6)] = 1; for (i = 1; i < 5; i++)this._setMask(n + i, e + 1), this._setMask(n + 1, e + i + 1), this._setMask(n + 5, e + i), this._setMask(n + i + 1, e + 5); for (i = 2; i < 4; i++)s[n + i + r * (e + 2)] = 1, s[n + 2 + r * (e + i + 1)] = 1, s[n + 4 + r * (e + i)] = 1, s[n + i + 1 + r * (e + 4)] = 1 } }, _insertTimingGap: function () { var t, e, i = this.width; for (e = 0; e < 7; e++)this._setMask(7, e), this._setMask(i - 8, e), this._setMask(7, e + i - 7); for (t = 0; t < 8; t++)this._setMask(t, 7), this._setMask(t + i - 8, 7), this._setMask(t, i - 8) }, _insertTimingRowAndColumn: function () { var t, e = this.buffer, i = this.width; for (t = 0; t < i - 14; t++)1 & t ? (this._setMask(8 + t, 6), this._setMask(6, 8 + t)) : (e[8 + t + 6 * i] = 1, e[6 + i * (8 + t)] = 1) }, _insertVersion: function () { var t, e, i, n, s = this.buffer, r = this._version, o = this.width; if (r > 6) for (t = d.BLOCK[r - 7], e = 17, i = 0; i < 6; i++)for (n = 0; n < 3; n++, e--)1 & (e > 11 ? r >> e - 12 : t >> e) ? (s[5 - i + o * (2 - n + o - 11)] = 1, s[2 - n + o - 11 + o * (5 - i)] = 1) : (this._setMask(5 - i, 2 - n + o - 11), this._setMask(2 - n + o - 11, 5 - i)) }, _isMasked: function (t, e) { var i = v._getMaskBit(t, e); return 1 === this._mask[i] }, _pack: function () { var t, e, i, n = 1, s = 1, r = this.width, o = r - 1, a = r - 1, h = (this._dataBlock + this._eccBlock) * (this._neccBlock1 + this._neccBlock2) + this._neccBlock2; for (e = 0; e < h; e++)for (t = this._stringBuffer[e], i = 0; i < 8; i++, t <<= 1) { 128 & t && (this.buffer[o + r * a] = 1); do { s ? o-- : (o++, n ? 0 !== a ? a-- : (n = !n, 6 === (o -= 2) && (o--, a = 9)) : a !== r - 1 ? a++ : (n = !n, 6 === (o -= 2) && (o--, a -= 8))), s = !s } while (this._isMasked(o, a)) } }, _reverseMask: function () { var t, e, i = this.width; for (t = 0; t < 9; t++)this._setMask(t, 8); for (t = 0; t < 8; t++)this._setMask(t + i - 8, 8), this._setMask(8, t); for (e = 0; e < 7; e++)this._setMask(8, e + i - 7) }, _setMask: function (t, e) { var i = v._getMaskBit(t, e); this._mask[i] = 1 }, _syncMask: function () { var t, e, i = this.width; for (e = 0; e < i; e++)for (t = 0; t <= e; t++)this.buffer[t + i * e] && this._setMask(t, e) } }, { _createArray: function (t) { var e, i = []; for (e = 0; e < t; e++)i[e] = 0; return i }, _getMaskBit: function (t, e) { var i; return t > e && (i = t, t = e, e = i), i = e, i += e * e, i >>= 1, i += t }, _modN: function (t) { for (; t >= 255;)t = ((t -= 255) >> 8) + (255 & t); return t }, N1: 3, N2: 3, N3: 40, N4: 10 }), p = v, m = f.extend({ draw: function () { this.element.src = this.qrious.toDataURL() }, reset: function () { this.element.src = "" }, resize: function () { var t = this.element; t.width = t.height = this.qrious.size } }), g = h.extend(function (t, e, i, n) { this.name = t, this.modifiable = Boolean(e), this.defaultValue = i, this._valueTransformer = n }, { transform: function (t) { var e = this._valueTransformer; return "function" == typeof e ? e(t, this) : t } }), k = h.extend(null, { abs: function (t) { return null != t ? Math.abs(t) : null }, hasOwn: function (t, e) { return Object.prototype.hasOwnProperty.call(t, e) }, noop: function () { }, toUpperCase: function (t) { return null != t ? t.toUpperCase() : null } }), w = h.extend(function (t) { this.options = {}, t.forEach(function (t) { this.options[t.name] = t }, this) }, { exists: function (t) { return null != this.options[t] }, get: function (t, e) { return w._get(this.options[t], e) }, getAll: function (t) { var e, i = this.options, n = {}; for (e in i) k.hasOwn(i, e) && (n[e] = w._get(i[e], t)); return n }, init: function (t, e, i) { "function" != typeof i && (i = k.noop); var n, s; for (n in this.options) k.hasOwn(this.options, n) && (s = this.options[n], w._set(s, s.defaultValue, e), w._createAccessor(s, e, i)); this._setAll(t, e, !0) }, set: function (t, e, i) { return this._set(t, e, i) }, setAll: function (t, e) { return this._setAll(t, e) }, _set: function (t, e, i, n) { var s = this.options[t]; if (!s) throw new Error("Invalid option: " + t); if (!s.modifiable && !n) throw new Error("Option cannot be modified: " + t); return w._set(s, e, i) }, _setAll: function (t, e, i) { if (!t) return !1; var n, s = !1; for (n in t) k.hasOwn(t, n) && this._set(n, t[n], e, i) && (s = !0); return s } }, { _createAccessor: function (t, e, i) { var n = { get: function () { return w._get(t, e) } }; t.modifiable && (n.set = function (n) { w._set(t, n, e) && i(n, t) }), Object.defineProperty(e, t.name, n) }, _get: function (t, e) { return e["_" + t.name] }, _set: function (t, e, i) { var n = "_" + t.name, s = i[n], r = t.transform(null != e ? e : t.defaultValue); return i[n] = r, r !== s } }), M = w, b = h.extend(function () { this._services = {} }, { getService: function (t) { var e = this._services[t]; if (!e) throw new Error("Service is not being managed with name: " + t); return e }, setService: function (t, e) { if (this._services[t]) throw new Error("Service is already managed with name: " + t); e && (this._services[t] = e) } }), B = new M([new g("background", !0, "white"), new g("backgroundAlpha", !0, 1, k.abs), new g("element"), new g("foreground", !0, "black"), new g("foregroundAlpha", !0, 1, k.abs), new g("level", !0, "L", k.toUpperCase), new g("mime", !0, "image/png"), new g("padding", !0, null, k.abs), new g("size", !0, 100, k.abs), new g("value", !0, "")]), y = new b, O = h.extend(function (t) { B.init(t, this, this.update.bind(this)); var e = B.get("element", this), i = y.getService("element"), n = e && i.isCanvas(e) ? e : i.createCanvas(), s = e && i.isImage(e) ? e : i.createImage(); this._canvasRenderer = new c(this, n, !0), this._imageRenderer = new m(this, s, s === e), this.update() }, { get: function () { return B.getAll(this) }, set: function (t) { B.setAll(t, this) && this.update() }, toDataURL: function (t) { return this.canvas.toDataURL(t || this.mime) }, update: function () { var t = new p({ level: this.level, value: this.value }); this._canvasRenderer.render(t), this._imageRenderer.render(t) } }, { use: function (t) { y.setService(t.getName(), t) } }); Object.defineProperties(O.prototype, { canvas: { get: function () { return this._canvasRenderer.getElement() } }, image: { get: function () { return this._imageRenderer.getElement() } } }); var A = O, L = h.extend({ getName: function () { } }).extend({ createCanvas: function () { }, createImage: function () { }, getName: function () { return "element" }, isCanvas: function (t) { }, isImage: function (t) { } }).extend({ createCanvas: function () { return document.createElement("canvas") }, createImage: function () { return document.createElement("img") }, isCanvas: function (t) { return t instanceof HTMLCanvasElement }, isImage: function (t) { return t instanceof HTMLImageElement } }); return A.use(new L), A });
</script>
<style>
body {
background-color: #f8f9fa;
font-family: "Arial", sans-serif;
color: #333;
}
.container {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
height: 100vh;
padding: 20px;
}
.form-group {
margin-bottom: 20px;
}
.form-control {
width: 100%;
max-width: 400px;
height: 40px;
border-radius: 20px;
border: none;
padding: 10px;
box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
font-size: 16px;
outline: none;
}
.btn {
background-color: #007bff;
color: white;
border: none;
border-radius: 20px;
padding: 10px 20px;
font-size: 16px;
cursor: pointer;
box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}
.btn:hover {
background-color: #0069d9;
}
.qrcode-container {
margin-top: 40px;
}
#qrcode {
width: 400px;
height: 400px;
}
h2 {
font-size: 24px;
margin-bottom: 10px;
}
.instructions {
font-size: 16px;
color: #007bff;
/* 更醒目的颜色 */
margin-bottom: 20px;
line-height: 1.5;
text-align: justify;
text-justify: inter-word;
font-weight: bold;
/* 加粗文本 */
}
.instructions:before {
content: "\2192";
/* 添加右箭头符号作为提示图标 */
margin-right: 10px;
color: #007bff;
font-size: 24px;
}
.instructions:hover {
text-decoration: underline;
/* 鼠标悬停时添加下划线 */
}
#history {
display: flex;
flex-wrap: wrap;
justify-content: center;
}
.qrcode-history {
margin: 10px;
text-align: center;
}
.btn {
background-color: #007bff;
color: white;
border: none;
border-radius: 20px;
padding: 10px 20px;
font-size: 16px;
cursor: pointer;
box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
transition: background-color 0.3s ease;
/* 添加过渡效果 */
}
.btn:hover {
background-color: #0069d9;
}
.qrcode-history {
margin: 10px;
text-align: center;
background-color: #fff;
border-radius: 10px;
padding: 10px;
box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
}
.qrcode-history img {
max-width: 100%;
height: auto;
}
.qrcode-history p {
margin-top: 10px;
font-size: 14px;
color: #555;
}
.form-control::placeholder {
text-align: center;
}
</style>
</head>
<body>
<div class="container">
<h2>生成二维码</h2>
<p class="instructions">请在文本框中输入文本或网址（网址格式应以http://或https://开头），然后单击“生成二维码”按钮。<br>
将鼠标悬停在二维码上方，二维码下方将显示二维码内容。单击鼠标右键可复制二维码，或将其另存为图片以进行下载保存。</p>
<div class="form-group">
<input type="text" class="form-control" id="textInput" placeholder="输入文本或网址">
</div>
<div class="text-center">
<button class="btn btn-primary">生成二维码</button>
<button class="btn btn-danger">清空</button>
</div>
<div id="history">
<!-- 历史记录将在这里显示 -->
</div>
</div>
<script>
var historyCount = 0;
function generateQRCode() {
var text = document.getElementById("textInput").value;
var canvas = document.getElementById("qrcode");
var qr = new QRious({
element: canvas,
value: text,
size: 400
});
// 将生成的二维码添加到历史记录
addToHistory(qr.toDataURL("image/png"));
}
function addToHistory(qrImage) {
var historyDiv = document.getElementById("history");
var qrHistoryDiv = document.createElement("div");
qrHistoryDiv.classList.add("qrcode-history");
var img = document.createElement("img");
img.src = qrImage;
qrHistoryDiv.appendChild(img);
var content = document.createElement("p");
content.textContent = document.getElementById("textInput").value;
content.style.display = "none"; // 初始时隐藏内容
qrHistoryDiv.appendChild(content);
// 添加鼠标悬停事件处理程序
qrHistoryDiv.addEventListener("mouseover", function () {
content.style.display = "block";
});
// 添加鼠标离开事件处理程序
qrHistoryDiv.addEventListener("mouseout", function () {
content.style.display = "none";
});
historyDiv.appendChild(qrHistoryDiv);
historyCount++;
}
function clearAll() {
document.getElementById("textInput").value = "";
document.getElementById("history").innerHTML = "";
historyCount = 0;
}
</script>
</body>
</html>