Fix some bugs and add the beginning of a Type2 reader

PDFFont.js

@@ -17,6 +17,8 @@ var Base64Encoder = {
 };
 
 
+
+
 var TrueTypeFont = function(aFontName, aFontFile) {
   if (Fonts.get(aFontName))
     return;
@@ -30,6 +32,7 @@ var TrueTypeFont = function(aFontName, aFontFile) {
   document.styleSheets[0].insertRule("@font-face { font-family: '" + aFontName + "'; src: " + url + " }", 0);
 };
 
+
 var Type1Parser = function(aAsciiStream, aBinaryStream) {
   var lexer = new Lexer(aAsciiStream);
 
@@ -211,6 +214,8 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
     },
 
     pop: function() {
+      if (!this.length)
+        throw new Error("stackunderflow");
       return this.__innerStack__.pop();
     },
 
@@ -220,10 +225,10 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
       return this.__innerStack__[this.__innerStack__.length - 1];
     },
 
-    toString: function() {
+    dump: function() {
       log("=== Start Dumping operandStack ===");
       var str = [];
-      for (var i = 0; i < this.__innerStack__.length; i++)
+      for (var i = 0; i < this.length; i++)
         log(this.__innerStack__[i]);
       log("=== End Dumping operandStack ===");
     },
@@ -257,7 +262,7 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
     },
 
     pop: function() {
-      if (this.__innerStack__.length == 2)
+      if (this.__innerStack__.length == 3)
         return null;
 
       return this.__innerStack__.pop();
@@ -275,7 +280,15 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
 
     get length() {
       return this.__innerStack__.length;
-    }
+    },
+
+    dump: function() {
+      log("=== Start Dumping dictionaryStack ===");
+      var str = [];
+      for (var i = 0; i < this.length; i++)
+        log(this.__innerStack__[i]);
+      log("=== End Dumping dictionaryStack ===");
+    },
   };
 
   /*
@@ -433,10 +446,9 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
           var data = operandStack.pop();
           var indexOrKey = operandStack.pop();
           var object = operandStack.pop();
-          //dump("put " + data + " in " + object + "[" + indexOrKey + "]");
+          dump("put " + data + " in " + object + "[" + indexOrKey + "]");
           object.set ? object.set(indexOrKey, data)
                      : object[indexOrKey] = data;
-
           break;
 
         case "pop":
@@ -454,7 +466,7 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
           var indexOrKey = operandStack.pop();
           var object = operandStack.pop();
           var data = object.get ? object.get(indexOrKey) : object[indexOrKey];
-          dump("get " + obj + "[" + indexOrKey + "]: " + data);
+          dump("get " + object + "[" + indexOrKey + "]: " + data);
           operandStack.push(data);
           break;
 
@@ -501,6 +513,8 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
           var value = operandStack.pop();
           var key = operandStack.pop();
 
+          // XXX we don't want to do that here but for some reasons the names
+          // are different between what is declared and the FontName directive
           if (key == "FontName" && Fonts.get(value)) {
             // The font has already be decoded, stop!
             return true;
@@ -515,6 +529,7 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
           var key = operandStack.pop();
           dump("definefont " + font + " with key: " + key);
           Fonts.set(key, font);
+          operandStack.push(font);
           break;
 
         case "known":
@@ -532,7 +547,9 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
         case "eexec":
           // All the first segment data has been read, decrypt the second segment
           // and start interpreting it in order to decode it
+          var file = operandStack.pop();
           var eexecString = decrypt(aBinaryStream, kEexecEncryptionKey, 4).join("");
+          dump(eexecString);
           lexer = new Lexer(new StringStream(eexecString));
           break;
 
@@ -553,7 +570,7 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
 
           var newOperand = operandStack.peek();
 
-          for (var i = 0; i < operands.length; i++)
+          while (operands.length)
             operandStack.push(operands.pop());
 
           operandStack.push(newOperand);
@@ -620,11 +637,14 @@ var Type1Parser = function(aAsciiStream, aBinaryStream) {
 };
 
 
+var type1hack = false;
 var Type1Font = function(aFontName, aFontFile) {
   // All Type1 font program should begin with the comment %!
   if (aFontFile.getByte() != 0x25 || aFontFile.getByte() != 0x21)
     error("Invalid file header");
 
+  if (!type1hack) {
+    type1hack= true;
   var start = Date.now();
 
   var ASCIIStream = aFontFile.makeSubStream(0, aFontFile.dict.get("Length1"), aFontFile.dict);
@@ -635,5 +655,248 @@ var Type1Font = function(aFontName, aFontFile) {
 
   var end = Date.now();
   //log("Time to parse font is:" + (end - start));
+
+  this.convert();
+  }
+};
+
+var hack = false;
+Type1Font.prototype = {
+  convert: function() {
+    var fontName = "TACTGM+NimbusRomNo9L-Medi";
+    var fontData = null;
+    for (var font in Fonts.map) {
+      if (font == fontName) {
+        fontData = Fonts.get(font);
+        break;
+      }
+    }
+
+    if (!fontData || hack)
+      return;
+    hack = true;
+
+    var t1Only = [
+      "callothersubr",
+      "closepath",
+      "dotsection",
+      "hsbw",
+      "hstem3",
+      "pop",
+      "sbw",
+      "seac",
+      "setcurrentpoint",
+      "vstem3"
+    ];
+
+    /*
+     * The sequence and form of a Type 2 charstring program may be
+     * represented as:
+     * w? {hs* vs* cm* hm* mt subpath}? {mt subpath}* endchar
+     *
+     */
+    var t2CharStrings = new Dict();
+
+    var t1CharStrings = fontData.get("CharStrings");
+    for (var key in t1CharStrings.map) {
+      var font = t1CharStrings.get(key);
+      var t2font = [];
+
+      for (var i = 0; i < font.length; i++) {
+        var token = font[i];
+        switch (token) {
+          case "hsbw":
+            var width = t2font.pop();
+            var leftSidebearingPoint = t2font.pop();
+            font.push(width);
+            break;
+          default:
+            if (t1Only.indexOf(token) != -1) {
+              log(token + " need convert!\n");
+              throw new Error("Type1 Only token");
+            }
+            t2font.push(token);
+            break;
+        }
+      }
+      log(key + "::" + t1CharStrings.get(key));
+      log("type2::" + t2font);
+    }
+  }
+};
+
+function decodeType2DictData(aString, aDictionary) {
+  var data = [];
+
+  var value = "";
+  var count = aString.length;
+  for (var i = 0; i < count; i) {
+    value = aString[i++];
+
+    if (value < 0) {
+      continue;
+    } else if (value == 28) {
+      value = aString[i++] << 8 | aString[i++];
+    } else if (value == 29) {
+      value = aString[i++] << 24 |
+              aString[i++] << 16 |
+              aString[i++] << 8  |
+              aString[i++];
+    } else if (value < 32) {
+      if (value == 12) {
+        value = aDictionary["12"][aString[i++]];
+      } else {
+        value = aDictionary[value];
+      }
+    } else if (value <= 246) {
+      value = parseInt(value) - 139;
+    } else if (value <= 250) {
+      value = ((value - 247) * 256) + parseInt(aString[i++]) + 108;
+    } else if (value <= 254) {
+      value = -((value - 251) * 256) - parseInt(aString[i++]) - 108;
+    } else {
+      throw new Error("Value should not be 255");
+    }
+
+    data.push(value);
+  }
+
+  return data;
+}
+
+var Type2Parser = function(aFilePath) {
+  var font = new Dict();
+
+  // Turn on this flag for additional debugging logs
+  var debug = true;
+
+  function dump(aStr) {
+    if (debug)
+      log(aStr);
+  };
+
+  function readIndex(aStream, aIsByte) {
+    var count = aStream.getByte() + aStream.getByte();
+    var offsize = aStream.getByte();
+    var offsets = [];
+    for (var i = 0; i < count + 1; i++) {
+      var offset = 0;
+      for (var j = 0; j < offsize; j++) {
+        // XXX need to do some better code here
+        var byte = aStream.getByte();
+        offset += byte;
+      }
+      offsets.push(offset);
+    }
+
+    dump("Found " + count + " objects at offsets :" + offsets + " (offsize: " + offsize + ")");
+    var dataOffset = aStream.pos;
+    var objects = [];
+    for (var i = 0; i < count; i++) {
+      var offset = offsets[i];
+      aStream.pos = dataOffset + offset - 1;
+
+      var data = [];
+      var length = offsets[i + 1] - 1;
+      for (var j = offset - 1; j < length; j++)
+        data.push(aIsByte ? aStream.getByte() : aStream.getChar());
+      dump("object at offset " + offset + " is: " + data);
+      objects.push(data);
+    }
+    return objects;
+  };
+
+  function parseAsToken(aArray) {
+    var objects = [];
+
+    var count = aArray.length;
+    for (var i = 0; i < count; i++) {
+      var decoded = decodeType2DictData(aArray[i], CFFDictOps);
+
+      var stack = [];
+      var count = decoded.length;
+      for (var i = 0; i < count; i++) {
+        var token = decoded[i];
+        if (IsNum(token)) {
+          stack.push(token);
+        } else {
+          switch (token.operand) {
+            case "SID":
+              font.set(token.name, CFFStrings[stack.pop()]);
+              break;
+            case "number number":
+              font.set(token.name, {
+                size: stack.pop(),
+                offset: stack.pop()
+              });
+              break;
+            case "boolean":
+              font.set(token.name, stack.pop());
+              break;
+            case "delta":
+              font.set(token.name, stack.pop());
+              break;
+            default:
+              if (token.operand && token.operand.length) {
+                var array = [];
+                for (var j = 0; j < token.operand.length; j++)
+                  array.push(stack.pop());
+                font.set(token.name, array);
+              } else {
+                font.set(token.name, stack.pop());
+              }
+              break;
+          }
+        }
+      }
+    }
+
+    return objects;
+  };
+
+  this.parse = function(aStream) {
+    font.set("major", aStream.getByte());
+    font.set("minor", aStream.getByte());
+    font.set("hdrSize", aStream.getByte());
+    font.set("offsize", aStream.getByte());
+
+    // Move the cursor after the header
+    aStream.skip(font.get("hdrSize") - aStream.pos);
+
+    // Read the NAME Index
+    dump("Reading Index: Names");
+    font.set("Names", readIndex(aStream));
+    dump(font.get("Names"));
+
+    // Read the Top Dict Index
+    dump("Reading Index: TopDict");
+    var topDict = readIndex(aStream, true);
+
+    // Read the String Index
+    dump("Reading Index: Strings");
+    var strings = readIndex(aStream);
+
+    // Fill up the Strings dictionary with the new unique strings
+    for (var i = 0; i < strings.length; i++)
+      CFFStrings.push(strings[i].join(""));
+
+    // Parse the TopDict operator
+    parseAsToken(topDict);
+
+    for (var p in font.map) {
+      log(p + "::" + font.get(p));
+    }
+  }
 };
 
+// 
+var xhr = new XMLHttpRequest();
+xhr.open("GET", "titi.cff", false);
+xhr.mozResponseType = xhr.responseType = "arraybuffer";
+xhr.expected = (document.URL.indexOf("file:") == 0) ? 0 : 200;
+xhr.send(null);
+var cffData = xhr.mozResponseArrayBuffer || xhr.mozResponse ||
+              xhr.responseArrayBuffer || xhr.response;
+var cff = new Type2Parser("titi.cff");
+cff.parse(new Stream(cffData));
+

cffStandardStrings.js

@@ -0,0 +1,552 @@
+var CFFStrings = [
+  ".notdef", 
+  "space",
+  "exclam",
+  "quotedbl",
+  "numbersign",
+  "dollar",
+  "percent",
+  "ampersand",
+  "quoteright",
+  "parenleft",
+  "parenright",
+  "asterisk",
+  "plus",
+  "comma",
+  "hyphen",
+  "period",
+  "slash",
+  "zero",
+  "one",
+  "two",
+  "three",
+  "four",
+  "five",
+  "six",
+  "seven",
+  "eight",
+  "nine",
+  "colon",
+  "semicolon",
+  "less",
+  "equal",
+  "greater",
+  "question",
+  "at",
+  "A",
+  "B",
+  "C",
+  "D",
+  "E",
+  "F",
+  "G",
+  "H",
+  "I",
+  "J",
+  "K",
+  "L",
+  "M",
+  "N",
+  "O",
+  "P",
+  "Q",
+  "R",
+  "S",
+  "T",
+  "U",
+  "V",
+  "W",
+  "X",
+  "Y",
+  "Z",
+  "bracketleft",
+  "backslash",
+  "bracketright",
+  "asciicircum",
+  "underscore",
+  "quoteleft",
+  "95 asciitilde",
+  "b",
+  "c",
+  "d",
+  "e",
+  "f",
+  "g",
+  "h",
+  "i",
+  "j",
+  "k",
+  "l",
+  "m",
+  "n",
+  "o",
+  "p",
+  "q",
+  "r",
+  "s",
+  "t",
+  "u",
+  "v",
+  "w",
+  "x",
+  "y",
+  "z",
+  "braceleft",
+  "bar",
+  "braceright",
+  "asciitilde",
+  "exclamdown",
+  "cent",
+  "sterling",
+  "fraction",
+  "yen",
+  "florin",
+  "section",
+  "currency",
+  "quotesingle",
+  "quotedblleft",
+  "guillemotleft",
+  "guilsinglleft",
+  "guilsinglright",
+  "fi",
+  "fl",
+  "endash",
+  "dagger",
+  "daggerdbl",
+  "periodcentered",
+  "paragraph",
+  "bullet",
+  "quotesinglbase",
+  "quotedblbase",
+  "quotedblright",
+  "guillemotright",
+  "ellipsis",
+  "perthousand",
+  "questiondown",
+  "grave",
+  "acute",
+  "circumflex",
+  "tilde",
+  "macron",
+  "breve",
+  "dotaccent",
+  "dieresis",
+  "ring",
+  "cedilla",
+  "hungarumlaut",
+  "ogonek",
+  "caron",
+  "emdash",
+  "AE",
+  "ordfeminine",
+  "Lslash",
+  "Oslash",
+  "OE",
+  "ordmasculine",
+  "ae",
+  "dotlessi",
+  "lslash",
+  "oslash",
+  "oe",
+  "germandbls",
+  "onesuperior",
+  "logicalnot",
+  "mu",
+  "trademark",
+  "Eth",
+  "onehalf",
+  "plusminus",
+  "Thorn",
+  "onequarter",
+  "divide",
+  "brokenbar",
+  "degree",
+  "thorn",
+  "threequarters",
+  "twosuperior",
+  "registered",
+  "minus",
+  "eth",
+  "multiply",
+  "threesuperior",
+  "copyright",
+  "Aacute",
+  "Acircumflex",
+  "Adieresis",
+  "Agrave",
+  "Aring",
+  "Atilde",
+  "Ccedilla",
+  "Eacute",
+  "Ecircumflex",
+  "Edieresis",
+  "Egrave",
+  "Iacute",
+  "Icircumflex",
+  "Idieresis",
+  "Igrave",
+  "Ntilde",
+  "Oacute",
+  "Ocircumflex",
+  "Odieresis",
+  "Ograve",
+  "Otilde",
+  "Scaron",
+  "Uacute",
+  "Ucircumflex",
+  "Udieresis",
+  "Ugrave",
+  "Yacute",
+  "Ydieresis",
+  "Zcaron",
+  "aacute",
+  "acircumflex",
+  "adieresis",
+  "agrave",
+  "aring",
+  "atilde",
+  "ccedilla",
+  "eacute",
+  "ecircumflex",
+  "edieresis",
+  "egrave",
+  "iacute",
+  "icircumflex",
+  "idieresis",
+  "igrave",
+  "ntilde",
+  "oacute",
+  "ocircumflex",
+  "odieresis",
+  "ograve",
+  "otilde",
+  "scaron",
+  "uacute",
+  "ucircumflex",
+  "udieresis",
+  "ugrave",
+  "yacute",
+  "ydieresis",
+  "zcaron",
+  "exclamsmall",
+  "Hungarumlautsmall",
+  "dollaroldstyle",
+  "dollarsuperior",
+  "ampersandsmall",
+  "Acutesmall",
+  "parenleftsuperior",
+  "parenrightsuperior",
+  "266 ff",
+  "onedotenleader",
+  "zerooldstyle",
+  "oneoldstyle",
+  "twooldstyle",
+  "threeoldstyle",
+  "fouroldstyle",
+  "fiveoldstyle",
+  "sixoldstyle",
+  "sevenoldstyle",
+  "eightoldstyle",
+  "nineoldstyle",
+  "commasuperior",
+  "threequartersemdash",
+  "periodsuperior",
+  "questionsmall",
+  "asuperior",
+  "bsuperior",
+  "centsuperior",
+  "dsuperior",
+  "esuperior",
+  "isuperior",
+  "lsuperior",
+  "msuperior",
+  "nsuperior",
+  "osuperior",
+  "rsuperior",
+  "ssuperior",
+  "tsuperior",
+  "ff",
+  "ffi",
+  "ffl",
+  "parenleftinferior",
+  "parenrightinferior",
+  "Circumflexsmall",
+  "hyphensuperior",
+  "Gravesmall",
+  "Asmall",
+  "Bsmall",
+  "Csmall",
+  "Dsmall",
+  "Esmall",
+  "Fsmall",
+  "Gsmall",
+  "Hsmall",
+  "Ismall",
+  "Jsmall",
+  "Ksmall",
+  "Lsmall",
+  "Msmall",
+  "Nsmall",
+  "Osmall",
+  "Psmall",
+  "Qsmall",
+  "Rsmall",
+  "Ssmall",
+  "Tsmall",
+  "Usmall",
+  "Vsmall",
+  "Wsmall",
+  "Xsmall",
+  "Ysmall",
+  "Zsmall",
+  "colonmonetary",
+  "onefitted",
+  "rupiah",
+  "Tildesmall",
+  "exclamdownsmall",
+  "centoldstyle",
+  "Lslashsmall",
+  "Scaronsmall",
+  "Zcaronsmall",
+  "Dieresissmall",
+  "Brevesmall",
+  "Caronsmall",
+  "Dotaccentsmall",
+  "Macronsmall",
+  "figuredash",
+  "hypheninferior",
+  "Ogoneksmall",
+  "Ringsmall",
+  "Cedillasmall",
+  "questiondownsmall",
+  "oneeighth",
+  "threeeighths",
+  "fiveeighths",
+  "seveneighths",
+  "onethird",
+  "twothirds",
+  "zerosuperior",
+  "foursuperior",
+  "fivesuperior",
+  "sixsuperior",
+  "sevensuperior",
+  "eightsuperior",
+  "ninesuperior",
+  "zeroinferior",
+  "oneinferior",
+  "twoinferior",
+  "threeinferior",
+  "fourinferior",
+  "fiveinferior",
+  "sixinferior",
+  "seveninferior",
+  "eightinferior",
+  "nineinferior",
+  "centinferior",
+  "dollarinferior",
+  "periodinferior",
+  "commainferior",
+  "Agravesmall",
+  "Aacutesmall",
+  "Acircumflexsmall",
+  "Atildesmall",
+  "Adieresissmall",
+  "Aringsmall",
+  "AEsmall",
+  "Ccedillasmall",
+  "Egravesmall",
+  "Eacutesmall",
+  "Ecircumflexsmall",
+  "Edieresissmall",
+  "Igravesmall",
+  "Iacutesmall",
+  "Icircumflexsmall",
+  "Idieresissmall",
+  "Ethsmall",
+  "Ntildesmall",
+  "Ogravesmall",
+  "Oacutesmall",
+  "Ocircumflexsmall",
+  "Otildesmall",
+  "Odieresissmall",
+  "OEsmall",
+  "Oslashsmall",
+  "Ugravesmall",
+  "Uacutesmall",
+  "Ucircumflexsmall",
+  "Udieresissmall",
+  "Yacutesmall",
+  "Thornsmall",
+  "Ydieresissmall",
+  "001.000",
+  "001.001",
+  "001.002",
+  "001.003",
+  "Black",
+  "Bold",
+  "Book",
+  "Light",
+  "Medium",
+  "Regular",
+  "Roman",
+  "Semibold"
+];
+
+var CFFDictOps = {
+  "0": {
+    name: "version",
+    operand: "SID"
+  },
+  "1": {
+    name: "Notice",
+    operand: "SID"
+  },
+  "2": {
+    name: "FullName",
+    operand: "SID"
+  },
+  "3": {
+    name: "FamilyName",
+    operand: "SID"
+  },
+  "4": {
+    name: "Weight",
+    operand: "SID"
+  },
+  "5": {
+    name: "FontBBox",
+    operand: [0, 0, 0, 0]
+  },
+  "6": {
+    name: "BlueValues"
+  },
+  "7": {
+    name: "OtherBlues"
+  },
+  "8": {
+    name: "FamilyBlues"
+  },
+  "9": {
+    name: "FamilyOtherBlues"
+  },
+  "10": {
+    name: "StdHW"
+  }, 
+  "11": {
+    name: "StdVW"
+  },
+  "12": {
+    "0": {
+      name: "Copyright",
+      operand: "SID"
+    },
+    "1": {
+      name: "IsFixedPitch",
+      operand: false
+    },
+    "2": {
+      name: "ItalicAngle",
+      operand: 0
+    },
+    "3": {
+      name: "UnderlinePosition",
+      operand: -100
+    },
+    "4": {
+      name: "UnderlineThickness",
+      operand: 50
+    },
+    "5": {
+      name: "PaintType",
+      operand: 0
+    },
+    "6": {
+      name: "CharstringType",
+      operand: 2
+    },
+    "7": {
+      name: "FontMatrix",
+      operand: [0.001, 0, 0, 0.001, 0 ,0]
+    },
+    "8": {
+      name: "StrokeWidth",
+      operand: 0
+    },
+    "9": {
+      name: "BlueScale"
+    },
+    "10": {
+      name: "BlueShift"
+    },
+    "11": {
+      name: "BlueFuzz"
+    },
+    "12": {
+      name: "StemSnapH"
+    },
+    "13": {
+      name: "StemSnapV"
+    },
+    "14": {
+      name: "ForceBold"
+    },
+    "17": {
+      name: "LanguageGroup"
+    },
+    "18": {
+      name: "ExpansionFactor"
+    },
+    "9": {
+      name: "initialRandomSeed"
+    },
+    "20": {
+      name: "SyntheticBase",
+      operand: null
+    },
+    "21": {
+      name: "PostScript",
+      operand: "SID"
+    },
+    "22": {
+      name: "BaseFontName",
+      operand: "SID"
+    },
+    "23": {
+      name: "BaseFontBlend",
+      operand: "delta"
+    }
+  },
+  "13": {
+    name: "UniqueID",
+    operand: null
+  },
+  "14": {
+    name: "XUID",
+    operand: []
+  },
+  "15": {
+    name: "charset",
+    operand: 0
+  },
+  "16": {
+    name: "Encoding",
+    operand: 0
+  },
+  "17": {
+    name: "CharStrings",
+    operand: null
+  },
+  "18": {
+    name: "Private",
+    operand: "number number" 
+  },
+  "19": {
+    name: "Subrs"
+  },
+  "20": {
+    name: "defaultWidthX"
+  },
+  "21": {
+    name: "nominalWidthX"
+  }
+};

pdf.js

@@ -5,6 +5,7 @@ var ERRORS = 0, WARNINGS = 1, TODOS = 5;
 var verbosity = WARNINGS;
 
 function log(msg) {
+    msg = msg.toString ? msg.toString() : msg;
     if (console && console.log)
         console.log(msg);
     else if (print)
@@ -78,7 +79,7 @@ var Stream = (function() {
             return ch;
         },
         skip: function(n) {
-            if (!n)
+            if (!n && !IsNum(n))
                 n = 1;
             this.pos += n;
         },
@@ -2279,6 +2280,7 @@ var CanvasGraphics = (function() {
             var subtype = font.get("Subtype").name;
             switch (subtype) {
               case "Type1":
+                break;
                 var fontDescriptor = font.get("FontDescriptor");
                 if (fontDescriptor.num) {
                   var fontDescriptor = this.xref.fetchIfRef(fontDescriptor);
@@ -2292,6 +2294,7 @@ var CanvasGraphics = (function() {
                 break;
 
               case "TrueType":
+                break;
                 var fontDescriptor = font.get("FontDescriptor");
                 if (fontDescriptor.num) {
                   var fontDescriptor = this.xref.fetchIfRef(fontDescriptor);

test.html

@@ -5,6 +5,7 @@
 
         <script type="text/javascript" src="pdf.js"></script>
         <script type="text/javascript" src="test.js"></script>
+        <script type="text/javascript" src="cffStandardStrings.js"></script>
         <script type="text/javascript" src="PDFFont.js"></script>
   </head>