зеркало из https://github.com/mozilla/pjs.git
95 строки
3.7 KiB
JavaScript
95 строки
3.7 KiB
JavaScript
// Most browsers don't support unicode mathematical symbols yet.
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// As a workaround, this code maps them to the Symbol font using
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// either the ISO-8859-1 or ISO-8859-1-to-MacRoman inverse mapping.
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var mapping_Unicode = 0; // Output true unicode
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var mapping_Win = 1; // Emulate using Windows Symbol font
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var mapping_Mac = 2; // Emulate using Mac Symbol font
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// CSS class names to use depending on the mapping
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var cssClassNames = ["unicode", "symbol", "symbol"];
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var mapping = mapping_Win;
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if (navigator.platform.indexOf("Mac") != -1)
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mapping = mapping_Mac;
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else if (navigator.platform.indexOf("Win") != -1 && navigator.appVersion >= 5)
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mapping = mapping_Unicode;
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function defMap(unicode, win, mac) {
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return '<SPAN class="' + cssClassNames[mapping] + '">&#' + arguments[mapping] + ';</SPAN>';
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}
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var U_times = defMap(0x00D7, 0xB4, 0xA5);
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var U_alpha = defMap(0x03B1, 0x61, 0x61);
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var U_beta = defMap(0x03B2, 0x62, 0x62);
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var U_gamma = defMap(0x03B3, 0x67, 0x67);
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var U_delta = defMap(0x03B4, 0x64, 0x64);
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var U_epsilon = defMap(0x03B5, 0x65, 0x65);
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var U_zeta = defMap(0x03B6, 0x7A, 0x7A);
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var U_eta = defMap(0x03B7, 0x68, 0x68);
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var U_theta = defMap(0x03B8, 0x71, 0x71);
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var U_iota = defMap(0x03B9, 0x69, 0x69);
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var U_kappa = defMap(0x03BA, 0x6B, 0x6B);
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var U_lambda = defMap(0x03BB, 0x6C, 0x6C);
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var U_mu = defMap(0x03BC, 0x6D, 0x6D);
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var U_nu = defMap(0x03BD, 0x6E, 0x6E);
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var U_xi = defMap(0x03BE, 0x78, 0x78);
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var U_omicron = defMap(0x03BF, 0x6F, 0x6F);
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var U_pi = defMap(0x03C0, 0x70, 0x70);
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var U_rho = defMap(0x03C1, 0x72, 0x72);
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var U_sigma = defMap(0x03C3, 0x73, 0x73);
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var U_tau = defMap(0x03C4, 0x74, 0x74);
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var U_upsilon = defMap(0x03C5, 0x75, 0x75);
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var U_phi = defMap(0x03C6, 0x66, 0x66);
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var U_chi = defMap(0x03C7, 0x63, 0x63);
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var U_psi = defMap(0x03C8, 0x79, 0x79);
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var U_omega = defMap(0x03C9, 0x77, 0x77);
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var U_bull = defMap(0x2022, 0xB7, 0x2211);
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var U_larr = defMap(0x2190, 0xAC, 0xA8);
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var U_uarr = defMap(0x2191, 0xAD, 0x2260);
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var U_rarr = defMap(0x2192, 0xAE, 0xC6);
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var U_darr = defMap(0x2193, 0xAF, 0xD8);
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var U_harr = defMap(0x2194, 0xAB, 0xB4);
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var U_lArr = defMap(0x21D0, 0xDC, 0x2039);
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var U_uArr = defMap(0x21D1, 0xDD, 0x203A);
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var U_rArr = defMap(0x21D2, 0xDE, 0xFB01);
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var U_dArr = defMap(0x21D3, 0xDF, 0xFB02);
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var U_hArr = defMap(0x21D4, 0xDB, 0x20AC);
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var U_forall = defMap(0x2200, 0x22, 0x22);
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var U_exist = defMap(0x2203, 0x24, 0x24);
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var U_empty = defMap(0x2205, 0xC6, 0x2206);
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var U_isin = defMap(0x2208, 0xCE, 0x0152);
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var U_notin = defMap(0x2209, 0xCF, 0x0153);
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var U_infin = defMap(0x221E, 0xA5, 0x2022);
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var U_and = defMap(0x2227, 0xD9, 0x0178);
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var U_or = defMap(0x2228, 0xDA, 0x2044);
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var U_cap = defMap(0x2229, 0xC7, 0xAB);
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var U_cup = defMap(0x222A, 0xC8, 0xBB);
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var U_cong = defMap(0x2245, 0x40, 0x40);
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var U_asymp = defMap(0x2248, 0xBB, 0xAA);
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var U_ne = defMap(0x2260, 0xB9, 0x03C0);
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var U_equiv = defMap(0x2261, 0xBA, 0x222B);
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var U_le = defMap(0x2264, 0xA3, 0xA3);
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var U_ge = defMap(0x2265, 0xB3, 0x2265);
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var U_sub = defMap(0x2282, 0xCC, 0xC3);
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var U_sup = defMap(0x2283, 0xC9, 0x2026);
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var U_nsub = defMap(0x2284, 0xCB, 0xC0);
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var U_sube = defMap(0x2286, 0xCD, 0xD5);
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var U_supe = defMap(0x2287, 0xCA, 0xA0); //Mac Navigator confuses it with nbsp
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var U_oplus = defMap(0x2295, 0xC5, 0x2248);
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var U_otimes = defMap(0x2297, 0xC4, 0x0192);
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var U_perp = defMap(0x22A5, 0x5E, 0x5E);
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var U_lceil = defMap(0x2308, 0xE9, 0xC8);
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var U_rceil = defMap(0x2309, 0xF9, 0x02D8);
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var U_lfloor = defMap(0x230A, 0xEB, 0xCE);
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var U_rfloor = defMap(0x230B, 0xFB, 0x02DA);
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var U_lang = defMap(0x2329, 0xE1, 0xB7);
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var U_rang = defMap(0x232A, 0xF1, 0xD2);
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