How to use operatorListChanged method in wpt

Best JavaScript code snippet using wpt

api.js

Source:api.js

...697            return;698          }699          stats.time('Rendering');700          internalRenderTask.initalizeGraphics(transparency);701          internalRenderTask.operatorListChanged();702        },703        function pageDisplayReadPromiseError(reason) {704          complete(reason);705        }706      );707      function complete(error) {708        var i = intentState.renderTasks.indexOf(internalRenderTask);709        if (i >= 0) {710          intentState.renderTasks.splice(i, 1);711        }712        if (self.cleanupAfterRender) {713          self.pendingDestroy = true;714        }715        self._tryDestroy();716        if (error) {717          internalRenderTask.capability.reject(error);718        } else {719          internalRenderTask.capability.resolve();720        }721        stats.timeEnd('Rendering');722        stats.timeEnd('Overall');723      }724      return renderTask;725    },726    /**727     * @return {Promise} A promise resolved with an {@link PDFOperatorList}728     * object that represents page's operator list.729     */730    getOperatorList: function PDFPageProxy_getOperatorList() {731      function operatorListChanged() {732        if (intentState.operatorList.lastChunk) {733          intentState.opListReadCapability.resolve(intentState.operatorList);734        }735      }736      var renderingIntent = 'oplist';737      if (!this.intentStates[renderingIntent]) {738        this.intentStates[renderingIntent] = {};739      }740      var intentState = this.intentStates[renderingIntent];741      if (!intentState.opListReadCapability) {742        var opListTask = {};743        opListTask.operatorListChanged = operatorListChanged;744        intentState.receivingOperatorList = true;745        intentState.opListReadCapability = createPromiseCapability();746        intentState.renderTasks = [];747        intentState.renderTasks.push(opListTask);748        intentState.operatorList = {749          fnArray: [],750          argsArray: [],751          lastChunk: false752        };753        this.transport.messageHandler.send('RenderPageRequest', {754          pageIndex: this.pageIndex,755          intent: renderingIntent756        });757      }758      return intentState.opListReadCapability.promise;759    },760    /**761     * @return {Promise} That is resolved a {@link TextContent}762     * object that represent the page text content.763     */764    getTextContent: function PDFPageProxy_getTextContent() {765      return this.transport.messageHandler.sendWithPromise('GetTextContent', {766        pageIndex: this.pageNumber - 1767      });768    },769    /**770     * Destroys resources allocated by the page.771     */772    destroy: function PDFPageProxy_destroy() {773      this.pendingDestroy = true;774      this._tryDestroy();775    },776    /**777     * For internal use only. Attempts to clean up if rendering is in a state778     * where that's possible.779     * @ignore780     */781    _tryDestroy: function PDFPageProxy__destroy() {782      if (!this.pendingDestroy ||783          Object.keys(this.intentStates).some(function(intent) {784            var intentState = this.intentStates[intent];785            return (intentState.renderTasks.length !== 0 ||786                    intentState.receivingOperatorList);787          }, this)) {788        return;789      }790      Object.keys(this.intentStates).forEach(function(intent) {791        delete this.intentStates[intent];792      }, this);793      this.objs.clear();794      this.annotationsPromise = null;795      this.pendingDestroy = false;796    },797    /**798     * For internal use only.799     * @ignore800     */801    _startRenderPage: function PDFPageProxy_startRenderPage(transparency,802                                                            intent) {803      var intentState = this.intentStates[intent];804      // TODO Refactor RenderPageRequest to separate rendering805      // and operator list logic806      if (intentState.displayReadyCapability) {807        intentState.displayReadyCapability.resolve(transparency);808      }809    },810    /**811     * For internal use only.812     * @ignore813     */814    _renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk,815                                                            intent) {816      var intentState = this.intentStates[intent];817      var i, ii;818      // Add the new chunk to the current operator list.819      for (i = 0, ii = operatorListChunk.length; i < ii; i++) {820        intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);821        intentState.operatorList.argsArray.push(822          operatorListChunk.argsArray[i]);823      }824      intentState.operatorList.lastChunk = operatorListChunk.lastChunk;825      // Notify all the rendering tasks there are more operators to be consumed.826      for (i = 0; i < intentState.renderTasks.length; i++) {827        intentState.renderTasks[i].operatorListChanged();828      }829      if (operatorListChunk.lastChunk) {830        intentState.receivingOperatorList = false;831        this._tryDestroy();832      }833    }834  };835  return PDFPageProxy;836})();837/**838 * For internal use only.839 * @ignore840 */841var WorkerTransport = (function WorkerTransportClosure() {842  function WorkerTransport(workerInitializedCapability, pdfDataRangeTransport) {843    this.pdfDataRangeTransport = pdfDataRangeTransport;844    this.workerInitializedCapability = workerInitializedCapability;845    this.commonObjs = new PDFObjects();846    this.loadingTask = null;847    this.pageCache = [];848    this.pagePromises = [];849    this.downloadInfoCapability = createPromiseCapability();850    // If worker support isn't disabled explicit and the browser has worker851    // support, create a new web worker and test if it/the browser fullfills852    // all requirements to run parts of pdf.js in a web worker.853    // Right now, the requirement is, that an Uint8Array is still an Uint8Array854    // as it arrives on the worker. Chrome added this with version 15.855//#if !SINGLE_FILE856    if (!globalScope.PDFJS.disableWorker && typeof Worker !== 'undefined') {857      var workerSrc = PDFJS.workerSrc;858      if (!workerSrc) {859        error('No PDFJS.workerSrc specified');860      }861      try {862        // Some versions of FF can't create a worker on localhost, see:863        // https://bugzilla.mozilla.org/show_bug.cgi?id=683280864        var worker = new Worker(workerSrc);865        var messageHandler = new MessageHandler('main', worker);866        this.messageHandler = messageHandler;867        messageHandler.on('test', function transportTest(data) {868          var supportTypedArray = data && data.supportTypedArray;869          if (supportTypedArray) {870            this.worker = worker;871            if (!data.supportTransfers) {872              PDFJS.postMessageTransfers = false;873            }874            this.setupMessageHandler(messageHandler);875            workerInitializedCapability.resolve();876          } else {877            this.setupFakeWorker();878          }879        }.bind(this));880        var testObj = new Uint8Array([PDFJS.postMessageTransfers ? 255 : 0]);881        // Some versions of Opera throw a DATA_CLONE_ERR on serializing the882        // typed array. Also, checking if we can use transfers.883        try {884          messageHandler.send('test', testObj, [testObj.buffer]);885        } catch (ex) {886          info('Cannot use postMessage transfers');887          testObj[0] = 0;888          messageHandler.send('test', testObj);889        }890        return;891      } catch (e) {892        info('The worker has been disabled.');893      }894    }895//#endif896    // Either workers are disabled, not supported or have thrown an exception.897    // Thus, we fallback to a faked worker.898    this.setupFakeWorker();899  }900  WorkerTransport.prototype = {901    destroy: function WorkerTransport_destroy() {902      this.pageCache = [];903      this.pagePromises = [];904      var self = this;905      this.messageHandler.sendWithPromise('Terminate', null).then(function () {906        FontLoader.clear();907        if (self.worker) {908          self.worker.terminate();909        }910      });911    },912    setupFakeWorker: function WorkerTransport_setupFakeWorker() {913      globalScope.PDFJS.disableWorker = true;914      if (!PDFJS.fakeWorkerFilesLoadedCapability) {915        PDFJS.fakeWorkerFilesLoadedCapability = createPromiseCapability();916        // In the developer build load worker_loader which in turn loads all the917        // other files and resolves the promise. In production only the918        // pdf.worker.js file is needed.919//#if !PRODUCTION920        Util.loadScript(PDFJS.workerSrc);921//#endif922//#if PRODUCTION && SINGLE_FILE923//      PDFJS.fakeWorkerFilesLoadedCapability.resolve();924//#endif925//#if PRODUCTION && !SINGLE_FILE926//      Util.loadScript(PDFJS.workerSrc, function() {927//        PDFJS.fakeWorkerFilesLoadedCapability.resolve();928//      });929//#endif930      }931      PDFJS.fakeWorkerFilesLoadedCapability.promise.then(function () {932        warn('Setting up fake worker.');933        // If we don't use a worker, just post/sendMessage to the main thread.934        var fakeWorker = {935          postMessage: function WorkerTransport_postMessage(obj) {936            fakeWorker.onmessage({data: obj});937          },938          terminate: function WorkerTransport_terminate() {}939        };940        var messageHandler = new MessageHandler('main', fakeWorker);941        this.setupMessageHandler(messageHandler);942        // If the main thread is our worker, setup the handling for the messages943        // the main thread sends to it self.944        PDFJS.WorkerMessageHandler.setup(messageHandler);945        this.workerInitializedCapability.resolve();946      }.bind(this));947    },948    setupMessageHandler:949      function WorkerTransport_setupMessageHandler(messageHandler) {950      this.messageHandler = messageHandler;951      function updatePassword(password) {952        messageHandler.send('UpdatePassword', password);953      }954      var pdfDataRangeTransport = this.pdfDataRangeTransport;955      if (pdfDataRangeTransport) {956        pdfDataRangeTransport.addRangeListener(function(begin, chunk) {957          messageHandler.send('OnDataRange', {958            begin: begin,959            chunk: chunk960          });961        });962        pdfDataRangeTransport.addProgressListener(function(loaded) {963          messageHandler.send('OnDataProgress', {964            loaded: loaded965          });966        });967        pdfDataRangeTransport.addProgressiveReadListener(function(chunk) {968          messageHandler.send('OnDataRange', {969            chunk: chunk970          });971        });972        messageHandler.on('RequestDataRange',973          function transportDataRange(data) {974            pdfDataRangeTransport.requestDataRange(data.begin, data.end);975          }, this);976      }977      messageHandler.on('GetDoc', function transportDoc(data) {978        var pdfInfo = data.pdfInfo;979        this.numPages = data.pdfInfo.numPages;980        var pdfDocument = new PDFDocumentProxy(pdfInfo, this);981        this.pdfDocument = pdfDocument;982        this.loadingTask._capability.resolve(pdfDocument);983      }, this);984      messageHandler.on('NeedPassword',985                        function transportNeedPassword(exception) {986        var loadingTask = this.loadingTask;987        if (loadingTask.onPassword) {988          return loadingTask.onPassword(updatePassword,989                                        PasswordResponses.NEED_PASSWORD);990        }991        loadingTask._capability.reject(992          new PasswordException(exception.message, exception.code));993      }, this);994      messageHandler.on('IncorrectPassword',995                        function transportIncorrectPassword(exception) {996        var loadingTask = this.loadingTask;997        if (loadingTask.onPassword) {998          return loadingTask.onPassword(updatePassword,999                                        PasswordResponses.INCORRECT_PASSWORD);1000        }1001        loadingTask._capability.reject(1002          new PasswordException(exception.message, exception.code));1003      }, this);1004      messageHandler.on('InvalidPDF', function transportInvalidPDF(exception) {1005        this.loadingTask._capability.reject(1006          new InvalidPDFException(exception.message));1007      }, this);1008      messageHandler.on('MissingPDF', function transportMissingPDF(exception) {1009        this.loadingTask._capability.reject(1010          new MissingPDFException(exception.message));1011      }, this);1012      messageHandler.on('UnexpectedResponse',1013                        function transportUnexpectedResponse(exception) {1014        this.loadingTask._capability.reject(1015          new UnexpectedResponseException(exception.message, exception.status));1016      }, this);1017      messageHandler.on('UnknownError',1018                        function transportUnknownError(exception) {1019        this.loadingTask._capability.reject(1020          new UnknownErrorException(exception.message, exception.details));1021      }, this);1022      messageHandler.on('DataLoaded', function transportPage(data) {1023        this.downloadInfoCapability.resolve(data);1024      }, this);1025      messageHandler.on('PDFManagerReady', function transportPage(data) {1026        if (this.pdfDataRangeTransport) {1027          this.pdfDataRangeTransport.transportReady();1028        }1029      }, this);1030      messageHandler.on('StartRenderPage', function transportRender(data) {1031        var page = this.pageCache[data.pageIndex];1032        page.stats.timeEnd('Page Request');1033        page._startRenderPage(data.transparency, data.intent);1034      }, this);1035      messageHandler.on('RenderPageChunk', function transportRender(data) {1036        var page = this.pageCache[data.pageIndex];1037        page._renderPageChunk(data.operatorList, data.intent);1038      }, this);1039      messageHandler.on('commonobj', function transportObj(data) {1040        var id = data[0];1041        var type = data[1];1042        if (this.commonObjs.hasData(id)) {1043          return;1044        }1045        switch (type) {1046          case 'Font':1047            var exportedData = data[2];1048            var font;1049            if ('error' in exportedData) {1050              var error = exportedData.error;1051              warn('Error during font loading: ' + error);1052              this.commonObjs.resolve(id, error);1053              break;1054            } else {1055              font = new FontFaceObject(exportedData);1056            }1057            FontLoader.bind(1058              [font],1059              function fontReady(fontObjs) {1060                this.commonObjs.resolve(id, font);1061              }.bind(this)1062            );1063            break;1064          case 'FontPath':1065            this.commonObjs.resolve(id, data[2]);1066            break;1067          default:1068            error('Got unknown common object type ' + type);1069        }1070      }, this);1071      messageHandler.on('obj', function transportObj(data) {1072        var id = data[0];1073        var pageIndex = data[1];1074        var type = data[2];1075        var pageProxy = this.pageCache[pageIndex];1076        var imageData;1077        if (pageProxy.objs.hasData(id)) {1078          return;1079        }1080        switch (type) {1081          case 'JpegStream':1082            imageData = data[3];1083            loadJpegStream(id, imageData, pageProxy.objs);1084            break;1085          case 'Image':1086            imageData = data[3];1087            pageProxy.objs.resolve(id, imageData);1088            // heuristics that will allow not to store large data1089            var MAX_IMAGE_SIZE_TO_STORE = 8000000;1090            if (imageData && 'data' in imageData &&1091                imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {1092              pageProxy.cleanupAfterRender = true;1093            }1094            break;1095          default:1096            error('Got unknown object type ' + type);1097        }1098      }, this);1099      messageHandler.on('DocProgress', function transportDocProgress(data) {1100        var loadingTask = this.loadingTask;1101        if (loadingTask.onProgress) {1102          loadingTask.onProgress({1103            loaded: data.loaded,1104            total: data.total1105          });1106        }1107      }, this);1108      messageHandler.on('PageError', function transportError(data) {1109        var page = this.pageCache[data.pageNum - 1];1110        var intentState = page.intentStates[data.intent];1111        if (intentState.displayReadyCapability) {1112          intentState.displayReadyCapability.reject(data.error);1113        } else {1114          error(data.error);1115        }1116      }, this);1117      messageHandler.on('JpegDecode', function(data) {1118        var imageUrl = data[0];1119        var components = data[1];1120        if (components !== 3 && components !== 1) {1121          return Promise.reject(1122            new Error('Only 3 components or 1 component can be returned'));1123        }1124        return new Promise(function (resolve, reject) {1125          var img = new Image();1126          img.onload = function () {1127            var width = img.width;1128            var height = img.height;1129            var size = width * height;1130            var rgbaLength = size * 4;1131            var buf = new Uint8Array(size * components);1132            var tmpCanvas = createScratchCanvas(width, height);1133            var tmpCtx = tmpCanvas.getContext('2d');1134            tmpCtx.drawImage(img, 0, 0);1135            var data = tmpCtx.getImageData(0, 0, width, height).data;1136            var i, j;1137            if (components === 3) {1138              for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {1139                buf[j] = data[i];1140                buf[j + 1] = data[i + 1];1141                buf[j + 2] = data[i + 2];1142              }1143            } else if (components === 1) {1144              for (i = 0, j = 0; i < rgbaLength; i += 4, j++) {1145                buf[j] = data[i];1146              }1147            }1148            resolve({ data: buf, width: width, height: height});1149          };1150          img.onerror = function () {1151            reject(new Error('JpegDecode failed to load image'));1152          };1153          img.src = imageUrl;1154        });1155      });1156    },1157    fetchDocument: function WorkerTransport_fetchDocument(loadingTask, source) {1158      this.loadingTask = loadingTask;1159      source.disableAutoFetch = PDFJS.disableAutoFetch;1160      source.disableStream = PDFJS.disableStream;1161      source.chunkedViewerLoading = !!this.pdfDataRangeTransport;1162      if (this.pdfDataRangeTransport) {1163        source.length = this.pdfDataRangeTransport.length;1164        source.initialData = this.pdfDataRangeTransport.initialData;1165      }1166      this.messageHandler.send('GetDocRequest', {1167        source: source,1168        disableRange: PDFJS.disableRange,1169        maxImageSize: PDFJS.maxImageSize,1170        cMapUrl: PDFJS.cMapUrl,1171        cMapPacked: PDFJS.cMapPacked,1172        disableFontFace: PDFJS.disableFontFace,1173        disableCreateObjectURL: PDFJS.disableCreateObjectURL,1174        verbosity: PDFJS.verbosity1175      });1176    },1177    getData: function WorkerTransport_getData() {1178      return this.messageHandler.sendWithPromise('GetData', null);1179    },1180    getPage: function WorkerTransport_getPage(pageNumber, capability) {1181      if (pageNumber <= 0 || pageNumber > this.numPages ||1182          (pageNumber|0) !== pageNumber) {1183        return Promise.reject(new Error('Invalid page request'));1184      }1185      var pageIndex = pageNumber - 1;1186      if (pageIndex in this.pagePromises) {1187        return this.pagePromises[pageIndex];1188      }1189      var promise = this.messageHandler.sendWithPromise('GetPage', {1190        pageIndex: pageIndex1191      }).then(function (pageInfo) {1192        var page = new PDFPageProxy(pageIndex, pageInfo, this);1193        this.pageCache[pageIndex] = page;1194        return page;1195      }.bind(this));1196      this.pagePromises[pageIndex] = promise;1197      return promise;1198    },1199    getPageIndex: function WorkerTransport_getPageIndexByRef(ref) {1200      return this.messageHandler.sendWithPromise('GetPageIndex', { ref: ref });1201    },1202    getAnnotations: function WorkerTransport_getAnnotations(pageIndex) {1203      return this.messageHandler.sendWithPromise('GetAnnotations',1204        { pageIndex: pageIndex });1205    },1206    getDestinations: function WorkerTransport_getDestinations() {1207      return this.messageHandler.sendWithPromise('GetDestinations', null);1208    },1209    getDestination: function WorkerTransport_getDestination(id) {1210      return this.messageHandler.sendWithPromise('GetDestination', { id: id } );1211    },1212    getAttachments: function WorkerTransport_getAttachments() {1213      return this.messageHandler.sendWithPromise('GetAttachments', null);1214    },1215    getJavaScript: function WorkerTransport_getJavaScript() {1216      return this.messageHandler.sendWithPromise('GetJavaScript', null);1217    },1218    getOutline: function WorkerTransport_getOutline() {1219      return this.messageHandler.sendWithPromise('GetOutline', null);1220    },1221    getMetadata: function WorkerTransport_getMetadata() {1222      return this.messageHandler.sendWithPromise('GetMetadata', null).1223        then(function transportMetadata(results) {1224        return {1225          info: results[0],1226          metadata: (results[1] ? new PDFJS.Metadata(results[1]) : null)1227        };1228      });1229    },1230    getStats: function WorkerTransport_getStats() {1231      return this.messageHandler.sendWithPromise('GetStats', null);1232    },1233    startCleanup: function WorkerTransport_startCleanup() {1234      this.messageHandler.sendWithPromise('Cleanup', null).1235        then(function endCleanup() {1236        for (var i = 0, ii = this.pageCache.length; i < ii; i++) {1237          var page = this.pageCache[i];1238          if (page) {1239            page.destroy();1240          }1241        }1242        this.commonObjs.clear();1243        FontLoader.clear();1244      }.bind(this));1245    }1246  };1247  return WorkerTransport;1248})();1249/**1250 * A PDF document and page is built of many objects. E.g. there are objects1251 * for fonts, images, rendering code and such. These objects might get processed1252 * inside of a worker. The `PDFObjects` implements some basic functions to1253 * manage these objects.1254 * @ignore1255 */1256var PDFObjects = (function PDFObjectsClosure() {1257  function PDFObjects() {1258    this.objs = {};1259  }1260  PDFObjects.prototype = {1261    /**1262     * Internal function.1263     * Ensures there is an object defined for `objId`.1264     */1265    ensureObj: function PDFObjects_ensureObj(objId) {1266      if (this.objs[objId]) {1267        return this.objs[objId];1268      }1269      var obj = {1270        capability: createPromiseCapability(),1271        data: null,1272        resolved: false1273      };1274      this.objs[objId] = obj;1275      return obj;1276    },1277    /**1278     * If called *without* callback, this returns the data of `objId` but the1279     * object needs to be resolved. If it isn't, this function throws.1280     *1281     * If called *with* a callback, the callback is called with the data of the1282     * object once the object is resolved. That means, if you call this1283     * function and the object is already resolved, the callback gets called1284     * right away.1285     */1286    get: function PDFObjects_get(objId, callback) {1287      // If there is a callback, then the get can be async and the object is1288      // not required to be resolved right now1289      if (callback) {1290        this.ensureObj(objId).capability.promise.then(callback);1291        return null;1292      }1293      // If there isn't a callback, the user expects to get the resolved data1294      // directly.1295      var obj = this.objs[objId];1296      // If there isn't an object yet or the object isn't resolved, then the1297      // data isn't ready yet!1298      if (!obj || !obj.resolved) {1299        error('Requesting object that isn\'t resolved yet ' + objId);1300      }1301      return obj.data;1302    },1303    /**1304     * Resolves the object `objId` with optional `data`.1305     */1306    resolve: function PDFObjects_resolve(objId, data) {1307      var obj = this.ensureObj(objId);1308      obj.resolved = true;1309      obj.data = data;1310      obj.capability.resolve(data);1311    },1312    isResolved: function PDFObjects_isResolved(objId) {1313      var objs = this.objs;1314      if (!objs[objId]) {1315        return false;1316      } else {1317        return objs[objId].resolved;1318      }1319    },1320    hasData: function PDFObjects_hasData(objId) {1321      return this.isResolved(objId);1322    },1323    /**1324     * Returns the data of `objId` if object exists, null otherwise.1325     */1326    getData: function PDFObjects_getData(objId) {1327      var objs = this.objs;1328      if (!objs[objId] || !objs[objId].resolved) {1329        return null;1330      } else {1331        return objs[objId].data;1332      }1333    },1334    clear: function PDFObjects_clear() {1335      this.objs = {};1336    }1337  };1338  return PDFObjects;1339})();1340/**1341 * Allows controlling of the rendering tasks.1342 * @class1343 */1344var RenderTask = (function RenderTaskClosure() {1345  function RenderTask(internalRenderTask) {1346    this._internalRenderTask = internalRenderTask;1347    /**1348     * Callback for incremental rendering -- a function that will be called1349     * each time the rendering is paused.  To continue rendering call the1350     * function that is the first argument to the callback.1351     * @type {function}1352     */1353    this.onContinue = null;1354  }1355  RenderTask.prototype = /** @lends RenderTask.prototype */ {1356    /**1357     * Promise for rendering task completion.1358     * @return {Promise}1359     */1360    get promise() {1361      return this._internalRenderTask.capability.promise;1362    },1363    /**1364     * Cancels the rendering task. If the task is currently rendering it will1365     * not be cancelled until graphics pauses with a timeout. The promise that1366     * this object extends will resolved when cancelled.1367     */1368    cancel: function RenderTask_cancel() {1369      this._internalRenderTask.cancel();1370    },1371    /**1372     * Registers callbacks to indicate the rendering task completion.1373     *1374     * @param {function} onFulfilled The callback for the rendering completion.1375     * @param {function} onRejected The callback for the rendering failure.1376     * @return {Promise} A promise that is resolved after the onFulfilled or1377     *                   onRejected callback.1378     */1379    then: function RenderTask_then(onFulfilled, onRejected) {1380      return this.promise.then.apply(this.promise, arguments);1381    }1382  };1383  return RenderTask;1384})();1385/**1386 * For internal use only.1387 * @ignore1388 */1389var InternalRenderTask = (function InternalRenderTaskClosure() {1390  function InternalRenderTask(callback, params, objs, commonObjs, operatorList,1391                              pageNumber) {1392    this.callback = callback;1393    this.params = params;1394    this.objs = objs;1395    this.commonObjs = commonObjs;1396    this.operatorListIdx = null;1397    this.operatorList = operatorList;1398    this.pageNumber = pageNumber;1399    this.running = false;1400    this.graphicsReadyCallback = null;1401    this.graphicsReady = false;1402    this.cancelled = false;1403    this.capability = createPromiseCapability();1404    this.task = new RenderTask(this);1405    // caching this-bound methods1406    this._continueBound = this._continue.bind(this);1407    this._scheduleNextBound = this._scheduleNext.bind(this);1408    this._nextBound = this._next.bind(this);1409  }1410  InternalRenderTask.prototype = {1411    initalizeGraphics:1412        function InternalRenderTask_initalizeGraphics(transparency) {1413      if (this.cancelled) {1414        return;1415      }1416      if (PDFJS.pdfBug && 'StepperManager' in globalScope &&1417          globalScope.StepperManager.enabled) {1418        this.stepper = globalScope.StepperManager.create(this.pageNumber - 1);1419        this.stepper.init(this.operatorList);1420        this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();1421      }1422      var params = this.params;1423      this.gfx = new CanvasGraphics(params.canvasContext, this.commonObjs,1424                                    this.objs, params.imageLayer);1425      this.gfx.beginDrawing(params.viewport, transparency);1426      this.operatorListIdx = 0;1427      this.graphicsReady = true;1428      if (this.graphicsReadyCallback) {1429        this.graphicsReadyCallback();1430      }1431    },1432    cancel: function InternalRenderTask_cancel() {1433      this.running = false;1434      this.cancelled = true;1435      this.callback('cancelled');1436    },1437    operatorListChanged: function InternalRenderTask_operatorListChanged() {1438      if (!this.graphicsReady) {1439        if (!this.graphicsReadyCallback) {1440          this.graphicsReadyCallback = this._continueBound;1441        }1442        return;1443      }1444      if (this.stepper) {1445        this.stepper.updateOperatorList(this.operatorList);1446      }1447      if (this.running) {1448        return;1449      }1450      this._continue();1451    },...

Using AI Code Generation

1var wptools = require('wptools');2var wp = new wptools.page('Paris');3wp.getOperatorList(function(err, data) {4    if (err) {5        console.log(err);6    } else {7        console.log(data);8    }9});10var wptools = require('wptools');11var wp = new wptools.page('Paris');12wp.getOperatorList(function(err, data) {13    if (err) {14        console.log(err);15    } else {16        console.log(data);17    }18});19var wptools = require('wptools');20var wp = new wptools.page('Paris');21wp.getOperatorList(function(err, data) {22    if (err) {23        console.log(err);24    } else {25        console.log(data);26    }27});28var wptools = require('wptools');29var wp = new wptools.page('Paris');30wp.getOperatorList(function(err, data) {31    if (err) {32        console.log(err);33    } else {34        console.log(data);35    }36});37var wptools = require('wptools');38var wp = new wptools.page('Paris');39wp.getOperatorList(function(err, data) {40    if (err) {41        console.log(err);42    } else {43        console.log(data);44    }45});46var wptools = require('wptools');47var wp = new wptools.page('Paris');48wp.getOperatorList(function(err, data) {49    if (err) {50        console.log(err);51    } else {52        console.log(data);53    }54});55var wptools = require('wptools');56var wp = new wptools.page('Paris');57wp.getOperatorList(function(err, data) {58    if (err) {59        console.log(err);60    } else {61        console.log(data);

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2var wp = new wptoolkit();3wp.init(function(err) {4    if (err) {5        console.log(err);6    } else {7        console.log('ready');8    }9});10wp.on('operatorListChanged', function(err, list) {11    console.log(list);12});13wp.start();14{15  "dependencies": {16  }17}18var wptoolkit = require('wptoolkit');19var wp = new wptoolkit();20wp.init(function(err) {21    if (err) {22        console.log(err);23    } else {24        console.log('ready');25    }26});27wp.on('operatorListChanged', function(err, list) {28    console.log(list);29});30wp.start();31{32  "dependencies": {33  }34}35var wptoolkit = require('wptoolkit');36var wp = new wptoolkit();37wp.init(function(err) {38    if (err) {39        console.log(err);40    } else {41        console.log('ready');42    }43});44wp.on('operatorListChanged', function(err, list) {45    console.log(list);46});47wp.start();48{49  "dependencies": {50  }51}52var wptoolkit = require('wptoolkit');53var wp = new wptoolkit();54wp.init(function(err) {

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2var wp = new wptoolkit();3wp.operatorListChanged(function(operatorList){4    console.log(operatorList);5});6var wptoolkit = require('wptoolkit');7var wp = new wptoolkit();8wp.operatorListChanged(function(operatorList){9    console.log(operatorList);10});11var wptoolkit = require('wptoolkit');12var wp = new wptoolkit();13wp.operatorListChanged(function(operatorList){14    console.log(operatorList);15});16var wptoolkit = require('wptoolkit');17var wp = new wptoolkit();18wp.operatorListChanged(function(operatorList){19    console.log(operatorList);20});21var wptoolkit = require('wptoolkit');22var wp = new wptoolkit();23wp.operatorListChanged(function(operatorList){24    console.log(operatorList);25});26var wptoolkit = require('wptoolkit');27var wp = new wptoolkit();28wp.operatorListChanged(function(operatorList){29    console.log(operatorList);30});31var wptoolkit = require('wptoolkit');32var wp = new wptoolkit();33wp.operatorListChanged(function(operatorList){34    console.log(operatorList);35});36var wptoolkit = require('wptoolkit');37var wp = new wptoolkit();38wp.operatorListChanged(function(operatorList){39    console.log(operatorList);40});41var wptoolkit = require('wptoolkit');42var wp = new wptoolkit();43wp.operatorListChanged(function(operatorList){44    console.log(operatorList);45});

Using AI Code Generation

1var wptoolkit = require('wptoolkit');2var wp = new wptoolkit();3wp.operatorListChanged(function(err, response){4});5var wptoolkit = require('wptoolkit');6var wp = new wptoolkit();7wp.operatorListChanged(function(err, response){8});9var wptoolkit = require('wptoolkit');10var wp = new wptoolkit();11wp.operatorListChanged(function(err, response){12});13var wptoolkit = require('wptoolkit');14var wp = new wptoolkit();15wp.operatorListChanged(function(err, response){16});17var wptoolkit = require('wptoolkit');18var wp = new wptoolkit();19wp.operatorListChanged(function(err, response){20});21var wptoolkit = require('wptoolkit');22var wp = new wptoolkit();23wp.operatorListChanged(function(err, response){24});25var wptoolkit = require('wptoolkit');26var wp = new wptoolkit();27wp.operatorListChanged(function(err, response){28});29var wptoolkit = require('wptoolkit');30var wp = new wptoolkit();31wp.operatorListChanged(function(err, response){32});33var wptoolkit = require('wptoolkit');

Using AI Code Generation

1var operatorListChanged = function (wptextview, operatorList) {2    console.log("operatorListChanged");3    console.log(operatorList);4    console.log("operatorListChanged");5};6var operatorListChanged = function (wptextview, operatorList) {7    console.log("operatorListChanged");8    console.log(operatorList);9    console.log("operatorListChanged");10};11var operatorListChanged = function (wptextview, operatorList) {12    console.log("operatorListChanged");13    console.log(operatorList);14    console.log("operatorListChanged");15};16var operatorListChanged = function (wptextview, operatorList) {17    console.log("operatorListChanged");18    console.log(operatorList);19    console.log("operatorListChanged");20};21var operatorListChanged = function (wptextview, operatorList) {22    console.log("operatorListChanged");23    console.log(operatorList);24    console.log("operatorListChanged");25};26var operatorListChanged = function (wptextview, operatorList) {27    console.log("operatorListChanged");28    console.log(operatorList);29    console.log("operatorListChanged");30};31var operatorListChanged = function (wptextview, operatorList) {32    console.log("operatorListChanged");33    console.log(operatorList);34    console.log("operatorListChanged");35};36var operatorListChanged = function (wptextview, operatorList) {37    console.log("operatorListChanged");38    console.log(operatorList);39    console.log("operatorListChanged");40};41var operatorListChanged = function (wptextview, operatorList) {42    console.log("operatorListChanged");43    console.log(operatorList);44    console.log("operatorListChanged");45};46var operatorListChanged = function (wptextview, operatorList) {

Using AI Code Generation

1var wptk = new Wptoolkit();2var wptkOperators = wptk.operatorListChanged();3var wptkOperatorsArray = wptkOperators.split(";");4var wptkOperatorsListBox = document.getElementById("wptkOperatorsListBox");5for (var i = 0; i < wptkOperatorsArray.length; i++) {6    var wptkOperatorsListBoxItem = document.createElement("listitem");7    wptkOperatorsListBoxItem.setAttribute("label", wptkOperatorsArray[i]);8    wptkOperatorsListBox.appendChild(wptkOperatorsListBoxItem);9}

Using AI Code Generation

1function operatorListChanged() {2    var operatorList = wptextinput.getOperatorList();3    var operatorListElement = document.getElementById("operators");4    operatorListElement.innerHTML = "";5    for (var i = 0; i < operatorList.length; i++) {6        var option = document.createElement("option");7        option.text = operatorList[i];8        option.value = operatorList[i];9        operatorListElement.add(option);10    }11}12function operatorChanged() {13    var operatorElement = document.getElementById("operators");14    operatorElement.value = wptextinput.getOperator();15}16function operatorListChanged() {17    var operatorList = wptextinput.getOperatorList();18    var operatorListElement = document.getElementById("operators");19    operatorListElement.innerHTML = "";20    for (var i = 0; i < operatorList.length; i++) {21        var option = document.createElement("option");22        option.text = operatorList[i];23        option.value = operatorList[i];24        operatorListElement.add(option);25    }26}27function operatorChanged() {28    var operatorElement = document.getElementById("operators");29    operatorElement.value = wptextinput.getOperator();30}31function operatorListChanged() {32    var operatorList = wptextinput.getOperatorList();33    var operatorListElement = document.getElementById("operators");34    operatorListElement.innerHTML = "";35    for (var i = 0; i < operatorList.length; i++) {

Using AI Code Generation

1function showOperators() {2    var operators = wptoolkit.operatorListChanged();3    var table = document.getElementById("operatorTable");4    var tableBody = table.getElementsByTagName("tbody")[0];5    tableBody.innerHTML = "";6    if (operators.length == 0) {7        tableBody.innerHTML = "No operators found";8    }9    else {10        for (var i = 0; i < operators.length; i++) {11            var row = document.createElement("tr");12            var cell = document.createElement("td");13            cell.innerHTML = operators[i].name;14            row.appendChild(cell);15            cell = document.createElement("td");16            cell.innerHTML = operators[i].country;17            row.appendChild(cell);18            cell = document.createElement("td");19            cell.innerHTML = operators[i].mcc;20            row.appendChild(cell);21            cell = document.createElement("td");22            cell.innerHTML = operators[i].mnc;23            row.appendChild(cell);24            tableBody.appendChild(row);25        }26    }27}28window.onload = showOperators;29In the above code, wptoolkit.operatorListChanged() method is used to get the list of all operators. This method returns an array of objects. Each object in this array contains the information about an operator. Each object has the following properties:

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.