unidings michiel sikma

/**
 * UniDings - converts text nodes to Wingdings text
 * Copyright (C) 2011, Michiel Sikma <michiel@wedemandhtml.com>
 * This code is in the public domain.
 * Date: 2011/05/06
 *
 * @author Michiel Sikma
 * @version 0.1
 *
 **/

window.UniDings = new function()
{
    var self = this;

    self.tables = {};

    /* Which table type will we retrieve Unicode characters from?
       Only "strict" is available at this moment. */
    self.tableType = "strict";
    self.table;

    self.initializeTranslationTable = function()
    {
        /* Initializes the translation table. Note: this table was
           taken from <http://www.alanwood.net/demos/wingdings.html>. */
        self.tables["table_strict"] = {
            32: 32,     // space -> space
            33: 9999,   // pencil -> pencil
            34: 9986,   // scissors -> black scissors
            35: 9985,   // scissorscutting -> upper blade scissors
            36: 36,     // readingglasses
            37: 37,     // bell
            38: 38,     // book
            39: 39,     // candle
            40: 9742,   // telephonesolid -> black telephone
            41: 9990,   // telhandsetcirc -> telephone location sign
            42: 9993,   // envelopeback -> envelope
            43: 43,     // envelopefront
            44: 44,     // mailboxflagdwn
            45: 45,     // mailboxflagup
            46: 46,     // mailbxopnflgup
            47: 47,     // mailbxopnflgdwn
            48: 48,     // folder
            49: 49,     // folderopen
            50: 50,     // filetalltext1
            51: 51,     // filetalltext
            52: 52,     // filetalltext3
            53: 53,     // filecabinet
            54: 8987,   // hourglass -> hourglass
            55: 9000,   // keyboard -> keyboard
            56: 56,     // mouse2button
            57: 57,     // ballpoint
            58: 58,     // pc
            59: 59,     // harddisk
            60: 60,     // floppy3
            61: 61,     // floppy5
            62: 9991,   // tapereel -> tape drive
            63: 9997,   // handwrite -> writing hand
            64: 64,     // handwriteleft
            65: 9996,   // handv -> victory hand
            66: 66,     // handok
            67: 67,     // thumbup
            68: 68,     // thumbdown
            69: 9756,   // handptleft -> white left pointing index
            70: 9758,   // handptright -> white right pointing index
            71: 9757,   // handptup -> white up pointing index
            72: 9759,   // handptdown -> white down pointing index
            73: 73,     // handhalt
            74: 9786,   // smileface -> white smiling face
            75: 75,     // neutralface
            76: 9785,   // frownface -> white frowning face
            77: 77,     // bomb
            78: 9760,   // skullcrossbones -> skull and crossbones
            79: 9872,   // flag -> white flag
            80: 80,     // pennant
            81: 9992,   // airplane -> airplane
            82: 9788,   // sunshine -> white sun with rays
            83: 83,     // droplet
            84: 10052,  // snowflake -> snowflake
            85: 85,     // crossoutline
            86: 10014,  // crossshadow -> shadowed white latin cross
            87: 87,     // crossceltic
            88: 10016,  // crossmaltese -> maltese cross
            89: 10017,  // starofdavid -> star of david
            90: 9770,   // crescentstar -> star and crescent
            91: 9775,   // yinyang -> yin yang
            92: 2384,   // om -> devanagari om
            93: 9784,   // wheel -> wheel of dharma
            94: 9800,   // aries -> aries
            95: 9801,   // taurus -> taurus
            96: 9802,   // gemini -> gemini
            97: 9803,   // cancer -> cancer
            98: 9804,   // leo -> leo
            99: 9805,   // virgo -> virgo
            100: 9806,  // libra -> libra
            101: 9807,  // scorpio -> scorpio
            102: 9808,  // saggitarius -> sagittarius
            103: 9809,  // capricorn -> capricorn
            104: 9810,  // aquarius -> aquarius
            105: 9811,  // pisces -> pisces
            106: 38,    // ampersanditlc -> ampersand (italic, lower-case)
            107: 38,    // ampersandit -> ampersand (italic)
            108: 9679,  // circle6 -> black circle
            109: 10061, // circleshadowdwn -> shadowed white circle
            110: 9632,  // square6 -> black square
            111: 9633,  // box3 -> white square
            112: 112,   // box4
            113: 10065, // boxshadowdwn -> lower right shadowed white square
            114: 10066, // boxshadowup -> upper right shadowed white square
            115: 11047, // lozenge4 -> black medium lozenge
            116: 10731, // lozenge6 -> black lozenge
            117: 9670,  // rhombus6 -> black diamond
            118: 10070, // xrhombus -> black diamond minus white x
            119: 11045, // rhombus4 -> black medium diamond
            120: 8999,  // clear -> x in a rectangle box
            121: 9043,  // escape -> apl functional symbol quad up caret
            122: 8984,  // command -> place of interest sign
            123: 10048, // rosette -> white florette
            124: 10047, // rosettesolid -> black florette
            125: 10077, // quotedbllftbld -> heavy double turned comma quotation mark ornament
            126: 10078, // quotedblrtbld -> heavy double comma quotation mark ornament
            127: 9647,  // .notdef -> white vertical rectangle
            128: 9450,  // zerosans -> circled digit zero
            129: 9312,  // onesans -> circled digit one
            130: 9313,  // twosans -> circled digit two
            131: 9314,  // threesans -> circled digit three
            132: 9315,  // foursans -> circled digit four
            133: 9316,  // fivesans -> circled digit five
            134: 9317,  // sixsans -> circled digit six
            135: 9318,  // sevensans -> circled digit seven
            136: 9319,  // eightsans -> circled digit eight
            137: 9320,  // ninesans -> circled digit nine
            138: 9321,  // tensans -> circled number ten
            139: 9471,  // zerosansinv -> negative circled digit zero
            140: 10102, // onesansinv -> dingbat negative circled digit one
            141: 10103, // twosansinv -> dingbat negative circled digit two
            142: 10104, // threesansinv -> dingbat negative circled digit three
            143: 10105, // foursansinv -> dingbat negative circled digit four
            144: 10106, // fivesansinv -> dingbat negative circled digit five
            145: 10107, // sixsansinv -> dingbat negative circled digit six
            146: 10108, // sevensansinv -> dingbat negative circled digit seven
            147: 10109, // eightsansinv -> dingbat negative circled digit eight
            148: 10110, // ninesansinv -> dingbat negative circled digit nine
            149: 10111, // tensansinv -> dingbat negative circled number ten
            150: 150,   // budleafne
            151: 151,   // budleafnw
            152: 152,   // budleafsw
            153: 153,   // budleafse
            154: 154,   // vineleafboldne
            155: 155,   // vineleafboldnw
            156: 156,   // vineleafboldsw
            157: 157,   // vineleafboldse
            158: 183,   // circle2 -> middle dot
            159: 8226,  // circle4 -> bullet
            160: 9642,  // square2 -> black small square
            161: 9675,  // ring2 -> white circle
            162: 162,   // ring4
            163: 163,   // ring6
            164: 9673,  // ringbutton2 -> fisheye
            165: 9678,  // target -> bullseye
            166: 166,   // circleshadowup
            167: 9642,  // square4 -> black small square
            168: 9723,  // box2 -> white medium square
            169: 169,   // tristar2
            170: 10022, // crosstar2 -> black four pointed star
            171: 9733,  // pentastar2 -> black star
            172: 10038, // hexstar2 -> six pointed black star
            173: 10036, // octastar2 -> eight pointed black star
            174: 10041, // dodecastar3 -> twelve pointed black star
            175: 10037, // octastar4 -> eight pointed pinwheel star
            176: 176,   // registersquare
            177: 8982,  // registercircle -> position indicator
            178: 10209, // cuspopen -> white concave-sided diamond
            179: 8977,  // cuspopen1 -> square lozenge
            180: 180,   // query
            181: 10026, // circlestar -> circled white star
            182: 10032, // starshadow -> shadowed white star
            183: 183,   // oneoclock
            184: 184,   // twooclock
            185: 185,   // threeoclock
            186: 186,   // fouroclock
            187: 187,   // fiveoclock
            188: 188,   // sixoclock
            189: 189,   // sevenoclock
            190: 190,   // eightoclock
            191: 191,   // nineoclock
            192: 192,   // tenoclock
            193: 193,   // elevenoclock
            194: 194,   // twelveoclock
            195: 195,   // arrowdwnleft1
            196: 196,   // arrowdwnrt1
            197: 197,   // arrowupleft1
            198: 198,   // arrowuprt1
            199: 199,   // arrowleftup1
            200: 200,   // arrowrtup1
            201: 201,   // arrowleftdwn1
            202: 202,   // arrowrtdwn1
            203: 203,   // quiltsquare2
            204: 204,   // quiltsquare2inv
            205: 205,   // leafccwsw
            206: 206,   // leafccwnw
            207: 207,   // leafccwse
            208: 208,   // leafccwne
            209: 209,   // leafnw
            210: 210,   // leafsw
            211: 211,   // leafne
            212: 212,   // leafse
            213: 9003,  // deleteleft -> erase to the left
            214: 8998,  // deleteright -> erase to the right
            215: 215,   // head2left
            216: 10146, // head2right -> three-d top-lighted rightwards arrowhead
            217: 217,   // head2up
            218: 218,   // head2down
            219: 219,   // circleleft
            220: 10162, // circleright -> circled heavy white rightwards arrow
            221: 221,   // circleup
            222: 222,   // circledown
            223: 223,   // barb2left
            224: 224,   // barb2right
            225: 225,   // barb2up
            226: 226,   // barb2down
            227: 227,   // barb2nw
            228: 228,   // barb2ne
            229: 229,   // barb2sw
            230: 230,   // barb2se
            231: 231,   // barb4left
            232: 10132, // barb4right -> heavy wide-headed rightwards arrow
            233: 233,   // barb4up
            234: 234,   // barb4down
            235: 235,   // barb4nw
            236: 236,   // barb4ne
            237: 237,   // barb4sw
            238: 238,   // barb4se
            239: 8678,  // bleft -> leftwards white arrow
            240: 8680,  // bright -> rightwards white arrow
            241: 8679,  // bup -> upwards white arrow
            242: 8681,  // bdown -> downwards white arrow
            243: 11012, // bleftright -> left right white arrow
            244: 8691,  // bupdown -> up down white arrow
            245: 11008, // bnw -> north east white arrow
            246: 11009, // bne -> north west white arrow
            247: 11011, // bsw -> south west white arrow
            248: 11010, // bse -> south east white arrow
            249: 9645,  // bdash1 -> white rectangle
            250: 9643,  // bdash2 -> white small square
            251: 10007, // xmarkbld -> ballot x
            252: 10003  // checkbld -> check mark
        };
        self.table = self.tables["table_"+self.tableType];
    }

    self.convert = function(str)
    {
        /* Converts a string to make it look like it was written using
           the Wingdings font, by using Unicode characters. */
        var a, z;
        var code, equi;
        var trans = [];
        for (a = 0, z = str.length; a < z; ++a) {
            code = str.charCodeAt(a);
            equi = self.table[code];
            trans.push(equi != null ? equi : code);
        }
        /* The String.fromCharCode() method accepts an arbitrary number
           of arguments, so we use apply() to provide them. */
        return String.fromCharCode.apply(null, trans);
    }

    var isEmpty = new RegExp('/^\s+$/');
    self.walkTextnode = function(node, func)
    {
        /* Iterates recursively through XML text nodes and applies a function to their contents, if they're not empty. */
        var child;
        for (child = node.firstChild; child !== null; child = child.nextSibling) {
            if (child.nodeType === 3) {
                if (isEmpty.test(child.nodeValue) != true) {
                    child.nodeValue = func(child.nodeValue);
                }
            }
            if (child.nodeType === 1) {
                self.walkTextnode(child, func);
            }
        }
    }

    self.convertNode = function(node)
    {
        /* Converts an entire node to Wingdings.

           Example usage:

           UniDings.convertNode(getElementById("myElement")); */

        self.walkTextnode(node, self.convert);
    }

    self.__init__ = (function()
    {
        self.initializeTranslationTable();
    }).apply(self);
}