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How to use CFFStrings method in wpt

Best JavaScript code snippet using wpt

fonts_utils.js

Source:fonts_utils.js

1/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */2/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */3/* Copyright 2012 Mozilla Foundation4 *5 * Licensed under the Apache License, Version 2.0 (the "License");6 * you may not use this file except in compliance with the License.7 * You may obtain a copy of the License at8 *9 *     http://www.apache.org/licenses/LICENSE-2.010 *11 * Unless required by applicable law or agreed to in writing, software12 * distributed under the License is distributed on an "AS IS" BASIS,13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.14 * See the License for the specific language governing permissions and15 * limitations under the License.16 */17/* globals CFFDictDataMap, CFFDictPrivateDataMap, CFFEncodingMap, CFFStrings,18           Components, Dict, dump, error, isNum, log, netscape, Stream */19'use strict';20/*21 * The Type2 reader code below is only used for debugging purpose since Type222 * is only a CharString format and is never used directly as a Font file.23 *24 * So the code here is useful for dumping the data content of a .cff file in25 * order to investigate the similarity between a Type1 CharString and a Type226 * CharString or to understand the structure of the CFF format.27 */28/*29 * Build a charset by assigning the glyph name and the human readable form30 * of the glyph data.31 */32function readCharset(aStream, aCharstrings) {33  var charset = {};34  var format = aStream.getByte();35  var count = aCharstrings.length - 1;36  if (format === 0) {37    charset['.notdef'] = readCharstringEncoding(aCharstrings[0]);38    for (var i = 1; i < count + 1; i++) {39      var sid = aStream.getByte() << 8 | aStream.getByte();40      charset[CFFStrings[sid]] = readCharstringEncoding(aCharstrings[i]);41      //log(CFFStrings[sid] + "::" + charset[CFFStrings[sid]]);42    }43  } else if (format == 1) {44    for (var i = 1; i < count + 1; i++) {45      var first = aStream.getByte();46      first = (first << 8) | aStream.getByte();47      var numLeft = aStream.getByte();48      for (var j = 0; j <= numLeft; j++) {49        var sid = first++;50        if (CFFStrings[sid] == 'three')51          log(aCharstrings[j]);52        charset[CFFStrings[sid]] = readCharstringEncoding(aCharstrings[j]);53      }54    }55  } else {56    error('Invalid charset format');57  }58  return charset;59}60/*61 * Take a Type2 binary charstring as input and transform it to a human62 * readable representation as specified by the 'The Type 2 Charstring Format',63 * chapter 3.1.64 */65function readCharstringEncoding(aString) {66  if (!aString)67    return '';68  var charstringTokens = [];69  var count = aString.length;70  for (var i = 0; i < count; ) {71    var value = aString[i++];72    var token = null;73    if (value < 0) {74      continue;75    } else if (value <= 11) {76      token = CFFEncodingMap[value];77    } else if (value == 12) {78      token = CFFEncodingMap[value][aString[i++]];79    } else if (value <= 18) {80      token = CFFEncodingMap[value];81    } else if (value <= 20) {82      var mask = aString[i++];83      token = CFFEncodingMap[value];84    } else if (value <= 27) {85      token = CFFEncodingMap[value];86    } else if (value == 28) {87      token = aString[i++] << 8 | aString[i++];88    } else if (value <= 31) {89      token = CFFEncodingMap[value];90    } else if (value < 247) {91      token = parseInt(value, 10) - 139;92    } else if (value < 251) {93      token = (value - 247) * 256 + aString[i++] + 108;94    } else if (value < 255) {95      token = -(value - 251) * 256 - aString[i++] - 108;96    } else {// value == 25597      token = aString[i++] << 24 | aString[i++] << 16 |98              aString[i++] << 8 | aString[i];99    }100    charstringTokens.push(token);101  }102  return charstringTokens;103}104/*105 * Take a binary DICT Data as input and transform it into a human readable106 * form as specified by 'The Compact Font Format Specification', chapter 5.107 */108function readFontDictData(aString, aMap) {109  var fontDictDataTokens = [];110  var count = aString.length;111  for (var i = 0; i < count; i) {112    var value = aString[i++];113    var token = null;114    if (value == 12) {115      token = aMap[value][aString[i++]];116    } else if (value == 28) {117      token = aString[i++] << 8 | aString[i++];118    } else if (value == 29) {119      token = aString[i++] << 24 |120              aString[i++] << 16 |121              aString[i++] << 8 |122              aString[i++];123    } else if (value == 30) {124      token = '';125      var parsed = false;126      while (!parsed) {127        var octet = aString[i++];128        var nibbles = [parseInt(octet / 16, 10), parseInt(octet % 16, 10)];129        for (var j = 0; j < nibbles.length; j++) {130          var nibble = nibbles[j];131          switch (nibble) {132            case 0xA:133              token += '.';134              break;135            case 0xB:136              token += 'E';137              break;138            case 0xC:139              token += 'E-';140              break;141            case 0xD:142              break;143            case 0xE:144              token += '-';145              break;146            case 0xF:147              parsed = true;148              break;149            default:150              token += nibble;151              break;152          }153        }154      }155      token = parseFloat(token);156    } else if (value <= 31) {157      token = aMap[value];158    } else if (value <= 246) {159      token = parseInt(value, 10) - 139;160    } else if (value <= 250) {161      token = (value - 247) * 256 + aString[i++] + 108;162    } else if (value <= 254) {163      token = -(value - 251) * 256 - aString[i++] - 108;164    } else if (value == 255) {165      error('255 is not a valid DICT command');166    }167    fontDictDataTokens.push(token);168  }169  return fontDictDataTokens;170}171/*172 * Take a stream as input and return an array of objects.173 * In CFF an INDEX is a structure with the following format:174 *  {175 *    count: 2 bytes (Number of objects stored in INDEX),176 *    offsize: 1 byte (Offset array element size),177 *    offset: [count + 1] bytes (Offsets array),178 *    data: - (Objects data)179 *  }180 *181 *  More explanation are given in the 'CFF Font Format Specification',182 *  chapter 5.183 */184function readFontIndexData(aStream, aIsByte) {185  var count = aStream.getByte() << 8 | aStream.getByte();186  var offsize = aStream.getByte();187  function getNextOffset() {188    switch (offsize) {189      case 0:190        return 0;191      case 1:192        return aStream.getByte();193      case 2:194        return aStream.getByte() << 8 | aStream.getByte();195      case 3:196        return aStream.getByte() << 16 | aStream.getByte() << 8 |197               aStream.getByte();198      case 4:199      return aStream.getByte() << 24 | aStream.getByte() << 16 |200             aStream.getByte() << 8 | aStream.getByte();201    }202    error(offsize + ' is not a valid offset size');203    return null;204  }205  var offsets = [];206  for (var i = 0; i < count + 1; i++)207    offsets.push(getNextOffset());208  dump('Found ' + count + ' objects at offsets :' +209      offsets + ' (offsize: ' + offsize + ')');210  // Now extract the objects211  var relativeOffset = aStream.pos;212  var objects = [];213  for (var i = 0; i < count; i++) {214    var offset = offsets[i];215    aStream.pos = relativeOffset + offset - 1;216    var data = [];217    var length = offsets[i + 1] - 1;218    for (var j = offset - 1; j < length; j++)219      data.push(aIsByte ? aStream.getByte() : aStream.getChar());220    objects.push(data);221  }222  return objects;223}224var Type2Parser = function type2Parser(aFilePath) {225  var font = new Dict();226  var xhr = new XMLHttpRequest();227  xhr.open('GET', aFilePath, false);228  xhr.mozResponseType = xhr.responseType = 'arraybuffer';229  xhr.expected = (document.URL.indexOf('file:') === 0) ? 0 : 200;230  xhr.send(null);231  this.data = new Stream(xhr.mozResponseArrayBuffer || xhr.mozResponse ||232                         xhr.responseArrayBuffer || xhr.response);233  // Turn on this flag for additional debugging logs234  var debug = false;235  function dump(aStr) {236    if (debug)237      log(aStr);238  }239  function parseAsToken(aString, aMap) {240    var decoded = readFontDictData(aString, aMap);241    var stack = [];242    var count = decoded.length;243    for (var i = 0; i < count; i++) {244      var token = decoded[i];245      if (isNum(token)) {246        stack.push(token);247      } else {248        switch (token.operand) {249          case 'SID':250            font.set(token.name, CFFStrings[stack.pop()]);251            break;252          case 'number number':253            font.set(token.name, {254              offset: stack.pop(),255              size: stack.pop()256            });257            break;258          case 'boolean':259            font.set(token.name, stack.pop());260            break;261          case 'delta':262            font.set(token.name, stack.pop());263            break;264          default:265            if (token.operand && token.operand.length) {266              var array = [];267              for (var j = 0; j < token.operand.length; j++)268                array.push(stack.pop());269              font.set(token.name, array);270            } else {271              font.set(token.name, stack.pop());272            }273            break;274        }275      }276    }277  }278  this.parse = function type2ParserParse(aStream) {279    font.set('major', aStream.getByte());280    font.set('minor', aStream.getByte());281    font.set('hdrSize', aStream.getByte());282    font.set('offsize', aStream.getByte());283    // Read the NAME Index284    dump('Reading Index: Names');285    font.set('Names', readFontIndexData(aStream));286    dump('Names: ' + font.get('Names'));287    // Read the Top Dict Index288    dump('Reading Index: TopDict');289    var topDict = readFontIndexData(aStream, true);290    dump('TopDict: ' + topDict);291    // Read the String Index292    dump('Reading Index: Strings');293    var strings = readFontIndexData(aStream);294    dump('strings: ' + strings);295    // Fill up the Strings dictionary with the new unique strings296    for (var i = 0; i < strings.length; i++)297      CFFStrings.push(strings[i].join(''));298    // Parse the TopDict operator299    var objects = [];300    var count = topDict.length;301    for (var i = 0; i < count; i++)302      parseAsToken(topDict[i], CFFDictDataMap);303    // Read the Global Subr Index that comes just after the Strings Index304    // (cf. "The Compact Font Format Specification" Chapter 16)305    dump('Reading Global Subr Index');306    var subrs = readFontIndexData(aStream, true);307    dump(subrs);308    // Reading Private Dict309    var priv = font.get('Private');310    dump('Reading Private Dict (offset: ' + priv.offset +311        ' size: ' + priv.size + ')');312    aStream.pos = priv.offset;313    var privateDict = [];314    for (var i = 0; i < priv.size; i++)315      privateDict.push(aStream.getByte());316    dump('privateData:' + privateDict);317    parseAsToken(privateDict, CFFDictPrivateDataMap);318    for (var p in font.map)319      dump(p + '::' + font.get(p));320    // Read CharStrings Index321    var charStringsOffset = font.get('CharStrings');322    dump('Read CharStrings Index (offset: ' + charStringsOffset + ')');323    aStream.pos = charStringsOffset;324    var charStrings = readFontIndexData(aStream, true);325    // Read Charset326    dump('Read Charset for ' + charStrings.length + ' glyphs');327    var charsetEntry = font.get('charset');328    if (charsetEntry === 0) {329      error('Need to support CFFISOAdobeCharset');330    } else if (charsetEntry == 1) {331      error('Need to support CFFExpert');332    } else if (charsetEntry == 2) {333      error('Need to support CFFExpertSubsetCharset');334    } else {335      aStream.pos = charsetEntry;336      var charset = readCharset(aStream, charStrings);337    }338  };339};340/*341 * To try the Type2 decoder on a local file in the current directory:342 *343 *  var cff = new Type2Parser("file.cff");344 *  cff.parse(this.data);345 *346 * To try the Type2 decoder on a custom built CFF array:347 *348 *  var file = new Uint8Array(cffFileArray, 0, cffFileSize);349 *  var parser = new Type2Parser();350 *  parser.parse(new Stream(file));351 *352 */353/*354 * Write to a file to the disk (works only on Firefox in privilege mode)355 * but this is useful for dumping a font file to the disk and check with356 * fontforge or the ots program what's wrong with the file.357 *358 * writeToFile(fontData, "/tmp/pdf.js." + fontCount + ".cff");359 */360function writeToFile(aBytes, aFilePath) {361  if (!('netscape' in window))362    return;363  netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');364  var Cc = Components.classes,365      Ci = Components.interfaces;366  var file = Cc['@mozilla.org/file/local;1'].createInstance(Ci.nsILocalFile);367  file.initWithPath(aFilePath);368  var stream = Cc['@mozilla.org/network/file-output-stream;1']369                 .createInstance(Ci.nsIFileOutputStream);370  stream.init(file, 0x04 | 0x08 | 0x20, 0x180, 0);371  var bos = Cc['@mozilla.org/binaryoutputstream;1']372              .createInstance(Ci.nsIBinaryOutputStream);373  bos.setOutputStream(stream);374  bos.writeByteArray(aBytes, aBytes.length);375  stream.close();...

font_spec.js

Source:font_spec.js

...94                                  0x00, // format95                                  0x00, 0x02 // sid/cid96                                ]);97      parser.bytes = bytes;98      var charset = parser.parseCharsets(3, 2, new CFFStrings(), false);99      expect(charset.charset[1]).toEqual('exclam');100      // CID font101      var charset = parser.parseCharsets(3, 2, new CFFStrings(), true);102      expect(charset.charset[1]).toEqual(2);103    });104    it('parses charset format 1', function() {105      // The first three bytes make the offset large enough to skip predefined.106      var bytes = new Uint8Array([0x00, 0x00, 0x00,107                                  0x01, // format108                                  0x00, 0x08, // sid/cid start109                                  0x01 // sid/cid left110                                ]);111      parser.bytes = bytes;112      var charset = parser.parseCharsets(3, 2, new CFFStrings(), false);113      expect(charset.charset).toEqual(['.notdef', 'quoteright', 'parenleft']);114      // CID font115      var charset = parser.parseCharsets(3, 2, new CFFStrings(), true);116      expect(charset.charset).toEqual(['.notdef', 8, 9]);117    });118    it('parses charset format 2', function() {119      // format 2 is the same as format 1 but the left is card16120      // The first three bytes make the offset large enough to skip predefined.121      var bytes = new Uint8Array([0x00, 0x00, 0x00,122                                  0x02, // format123                                  0x00, 0x08, // sid/cid start124                                  0x00, 0x01 // sid/cid left125                                ]);126      parser.bytes = bytes;127      var charset = parser.parseCharsets(3, 2, new CFFStrings(), false);128      expect(charset.charset).toEqual(['.notdef', 'quoteright', 'parenleft']);129      // CID font130      var charset = parser.parseCharsets(3, 2, new CFFStrings(), true);131      expect(charset.charset).toEqual(['.notdef', 8, 9]);132    });133    it('parses encoding format 0', function() {134      // The first two bytes make the offset large enough to skip predefined.135      var bytes = new Uint8Array([0x00, 0x00,136                                  0x00, // format137                                  0x01, // count138                                  0x08  // start139                                ]);140      parser.bytes = bytes;141      var encoding = parser.parseEncoding(2, {}, new CFFStrings(), null);142      expect(encoding.encoding).toEqual({0x8: 1});143    });144    it('parses encoding format 1', function() {145      // The first two bytes make the offset large enough to skip predefined.146      var bytes = new Uint8Array([0x00, 0x00,147                                  0x01, // format148                                  0x01, // num ranges149                                  0x07, // range1 start150                                  0x01 // range2 left151                                ]);152      parser.bytes = bytes;153      var encoding = parser.parseEncoding(2, {}, new CFFStrings(), null);154      expect(encoding.encoding).toEqual({0x7: 0x01, 0x08: 0x02});155    });156    it('parses fdselect format 0', function() {157      var bytes = new Uint8Array([0x00, // format158                                  0x00, // gid: 0 fd: 0159                                  0x01 // gid: 1 fd: 1160                                ]);161      parser.bytes = bytes;162      var fdSelect = parser.parseFDSelect(0, 2);163      expect(fdSelect.fdSelect).toEqual([0, 1]);164    });165    it('parses fdselect format 3', function() {166      var bytes = new Uint8Array([0x03, // format167                                  0x00, 0x02, // range count...

Using AI Code Generation

1var wptools = require('wptools');2var fs = require('fs');3var options = {4};5var page = wptools.page('Wikipedia:WikiProject_United_States/Template:US_counties', options);6page.get(function(err, resp) {7    var data = resp.data;8    var CFF = data.CFFStrings;9    var CFFarray = CFF.split("|");10    console.log(CFFarray);11});12var wptools = require('wptools');13var fs = require('fs');14var options = {15};16var page = wptools.page('Wikipedia:WikiProject_United_States/Template:US_counties', options);17page.get(function(err, resp) {18    var data = resp.data;19    var CFF = data.CFFStrings;20    var CFFarray = CFF.split("|");21    console.log(CFFarray);22});23var wptools = require('wptools');24var fs = require('fs');25var options = {26};27var page = wptools.page('Wikipedia:WikiProject_United_States/Template:US_counties', options);28page.get(function(err, resp) {29    var data = resp.data;30    var CFF = data.CFFStrings;31    var CFFarray = CFF.split("|");32    console.log(CFFarray);33});34var wptools = require('wptools');35var fs = require('fs');36var options = {37};38var page = wptools.page('Wikipedia:WikiProject_United_States/Template:US_counties', options);39page.get(function(err, resp) {40    var data = resp.data;41    var CFF = data.CFFStrings;

Using AI Code Generation

1var wptools = require('wptools');2page.get(function(err, resp) {3  console.log(resp);4});5var wptools = require('wptools');6page.get(function(err, resp) {7  console.log(resp);8});9var wptools = require('wptools');10page.get(function(err, resp) {11  console.log(resp);12});13var wptools = require('wptools');14page.get(function(err, resp) {15  console.log(resp);16});17var wptools = require('wptools');18page.get(function(err, resp) {19  console.log(resp);20});21var wptools = require('wptools');22page.get(function(err, resp) {23  console.log(resp);24});25var wptools = require('wptools');26page.get(function(err, resp)

Using AI Code Generation

1var cffStrings = require('cff-strings');2var str = cffStrings.wptexturize("Hello World");3console.log(str);4var cffStrings = require('cff-strings');5var str = cffStrings.wptexturize("Hello World");6console.log(str);7var cffStrings = require('cff-strings');8var str = cffStrings.wptexturize("Hello World");9console.log(str);10var cffStrings = require('cff-strings');11var str = cffStrings.wptexturize("Hello World");12console.log(str);13var cffStrings = require('cff-strings');14var str = cffStrings.wptexturize("Hello World");15console.log(str);16var cffStrings = require('cff-strings');17var str = cffStrings.wptexturize("Hello World");18console.log(str);19var cffStrings = require('cff-strings');20var str = cffStrings.wptexturize("Hello World");21console.log(str);22var cffStrings = require('cff-strings');23var str = cffStrings.wptexturize("Hello World");24console.log(str);25var cffStrings = require('cff-strings');26var str = cffStrings.wptexturize("Hello World");27console.log(str);28var cffStrings = require('cff-strings');29var str = cffStrings.wptexturize("Hello World");30console.log(str);

Using AI Code Generation

1var cffstrings = require('cffstrings');2var text = "This is a test of the 'cffstrings' module";3var newText = cffstrings.wptexturize(text);4console.log(newText);5var cffstrings = require('cffstrings');6var text = "This is a test of the 'cffstrings' module";7var newText = cffstrings.wptexturize(text);8console.log(newText);9var cffstrings = require('cffstrings');10var text = "This is a test of the 'cffstrings' module";11var newText = cffstrings.wptexturize(text);12console.log(newText);13var cffstrings = require('cffstrings');14var text = "This is a test of the 'cffstrings' module";15var newText = cffstrings.wptexturize(text);16console.log(newText);17var cffstrings = require('cffstrings');18var text = "This is a test of the 'cffstrings' module";19var newText = cffstrings.wptexturize(text);20console.log(newText);21var cffstrings = require('cffstrings');22var text = "This is a test of the 'cffstrings' module";23var newText = cffstrings.wptexturize(text);24console.log(newText);25var cffstrings = require('cffstrings');26var text = "This is a test of the 'cffstrings' module";27var newText = cffstrings.wptexturize(text);28console.log(newText);29var cffstrings = require('cffstrings');30var text = "This is a test of the 'cffstrings' module";31var newText = cffstrings.wptexturize(text);

Using AI Code Generation

1var cffstrings = require('cffstrings');2var str = "I'm a string";3var str2 = cffstrings.wptexturize(str);4console.log(str2);5var cffstrings = require('cffstrings');6var str = "I'm a string";7var str2 = cffstrings.wptexturize(str);8console.log(str2);9var cffstrings = require('cffstrings');10var str = "I'm a string";11var str2 = cffstrings.wptexturize(str);12console.log(str2);13var cffstrings = require('cffstrings');14var str = "I'm a string";15var str2 = cffstrings.wptexturize(str);16console.log(str2);17var cffstrings = require('cffstrings');18var str = "I'm a string";19var str2 = cffstrings.wptexturize(str);20console.log(str2);21var cffstrings = require('cffstrings');22var str = "I'm a string";23var str2 = cffstrings.wptexturize(str);24console.log(str2);25var cffstrings = require('cffstrings');26var str = "I'm a string";27var str2 = cffstrings.wptexturize(str);28console.log(str2);

Using AI Code Generation

1var CFFStrings = require('wptext').CFFStrings;2var cff = new CFFStrings();3var str = cff.getString(0x00);4console.log(str);5var CFFStrings = require('wptext').CFFStrings;6var cff = new CFFStrings();7var str = cff.getString(0x01);8console.log(str);9var CFFStrings = require('wptext').CFFStrings;10var cff = new CFFStrings();11var str = cff.getString(0x02);12console.log(str);13var CFFStrings = require('wptext').CFFStrings;14var cff = new CFFStrings();15var str = cff.getString(0x03);16console.log(str);17var CFFStrings = require('wptext').CFFStrings;18var cff = new CFFStrings();19var str = cff.getString(0x04);20console.log(str);21var CFFStrings = require('wptext').CFFStrings;22var cff = new CFFStrings();23var str = cff.getString(0x05);24console.log(str);25var CFFStrings = require('wptext').CFFStrings;26var cff = new CFFStrings();27var str = cff.getString(0x06);28console.log(str);29var CFFStrings = require('wptext').CFFStrings;30var cff = new CFFStrings();31var str = cff.getString(0x07);32console.log(str);33var CFFStrings = require('wptext').CFFStrings;34var cff = new CFFStrings();35var str = cff.getString(0x

Using AI Code Generation

1var cffStrings = require('wptexturize');2var text = "I'm a string that will be texturized";3var texturized = cffStrings(text);4console.log(texturized);5var cffStrings = require('wptexturize');6var text = "I'm a string that will be texturized";7var texturized = cffStrings.wptexturize(text);8console.log(texturized);9var cffStrings = require('wptexturize');10var text = "I'm a string that will be texturized";11var texturized = cffStrings.wptexturize(text, true);12console.log(texturized);13var cffStrings = require('wptexturize');14var text = "I'm a string that will be texturized";15var texturized = cffStrings.wptexturize(text, false);16console.log(texturized);17var cffStrings = require('wptexturize');18var text = "I'm a string that will be texturized";19var texturized = cffStrings.wptexturize(text, 'true');20console.log(texturized);21var cffStrings = require('wptexturize');22var text = "I'm a string that will be texturized";23var texturized = cffStrings.wptexturize(text, 'false');24console.log(texturized);25var cffStrings = require('wptexturize');26var text = "I'm a string that will be texturized";27var texturized = cffStrings.wptexturize(text, 'TRUE');28console.log(texturized);

Using AI Code Generation

1var pdf = new PDFDocument();2var cffStrings = pdf.ref({3});4pdf.page()5  .font(cffStrings)6  .text('Hello World', 100, 100);7pdf.end();8  /Data (Hello World)9    /Registry (Adobe)10    /Ordering (Identity)

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