mirrors/pdf.js
1
0
Fork 0
mirror of https://github.com/mozilla/pdf.js.git synced 2025-04-25 17:48:07 +02:00
Code Activity

Introduces LegacyPromise; polyfills DOM Promise

Browse source
This commit is contained in:
Yury Delendik 2014-01-03 18:17:05 -06:00
parent 122cd150d4
commit 5bf3e44e30
20 changed files with 263 additions and 156 deletions
Download patch file Download diff file Expand all files Collapse all files

41
src/core/worker.js
View file

@ -17,7 +17,7 @@
/* globals error, globalScope, InvalidPDFException, log,
MissingPDFException, PasswordException, PDFJS, Promise,
UnknownErrorException, NetworkManager, LocalPdfManager,
NetworkPdfManager, XRefParseException,
NetworkPdfManager, XRefParseException, LegacyPromise,
isInt, PasswordResponses, MessageHandler, Ref */
'use strict';
@ -27,7 +27,7 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
var pdfManager;
function loadDocument(recoveryMode) {
var loadDocumentPromise = new Promise();
var loadDocumentPromise = new LegacyPromise();
var parseSuccess = function parseSuccess() {
var numPagesPromise = pdfManager.ensureModel('numPages');
@ -71,7 +71,7 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
}
function getPdfManager(data) {
var pdfManagerPromise = new Promise();
var pdfManagerPromise = new LegacyPromise();
var source = data.source;
var disableRange = data.disableRange;
@ -239,7 +239,8 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
if (ex instanceof PasswordException) {
// after password exception prepare to receive a new password
// to repeat loading
pdfManager.passwordChangedPromise = new Promise();
pdfManager.passwordChangedPromise =
new LegacyPromise();
pdfManager.passwordChangedPromise.then(pdfManagerReady);
}
@ -276,31 +277,31 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
});
});
handler.on('GetPageIndex', function wphSetupGetPageIndex(data, promise) {
handler.on('GetPageIndex', function wphSetupGetPageIndex(data, deferred) {
var ref = new Ref(data.ref.num, data.ref.gen);
pdfManager.pdfModel.catalog.getPageIndex(ref).then(function (pageIndex) {
promise.resolve(pageIndex);
}, promise.reject.bind(promise));
deferred.resolve(pageIndex);
}, deferred.reject);
});
handler.on('GetDestinations',
function wphSetupGetDestinations(data, promise) {
function wphSetupGetDestinations(data, deferred) {
pdfManager.ensureCatalog('destinations').then(function(destinations) {
promise.resolve(destinations);
deferred.resolve(destinations);
});
}
);
handler.on('GetData', function wphSetupGetData(data, promise) {
handler.on('GetData', function wphSetupGetData(data, deferred) {
pdfManager.requestLoadedStream();
pdfManager.onLoadedStream().then(function(stream) {
promise.resolve(stream.bytes);
deferred.resolve(stream.bytes);
});
});
handler.on('DataLoaded', function wphSetupDataLoaded(data, promise) {
handler.on('DataLoaded', function wphSetupDataLoaded(data, deferred) {
pdfManager.onLoadedStream().then(function(stream) {
promise.resolve({ length: stream.bytes.byteLength });
deferred.resolve({ length: stream.bytes.byteLength });
});
});
@ -365,29 +366,29 @@ var WorkerMessageHandler = PDFJS.WorkerMessageHandler = {
});
}, this);
handler.on('GetTextContent', function wphExtractText(data, promise) {
handler.on('GetTextContent', function wphExtractText(data, deferred) {
pdfManager.getPage(data.pageIndex).then(function(page) {
var pageNum = data.pageIndex + 1;
var start = Date.now();
page.extractTextContent().then(function(textContent) {
promise.resolve(textContent);
deferred.resolve(textContent);
log('text indexing: page=%d - time=%dms', pageNum,
Date.now() - start);
}, function (e) {
// Skip errored pages
promise.reject(e);
deferred.reject(e);
});
});
});
handler.on('Cleanup', function wphCleanup(data, promise) {
handler.on('Cleanup', function wphCleanup(data, deferred) {
pdfManager.cleanup();
promise.resolve(true);
deferred.resolve(true);
});
handler.on('Terminate', function wphTerminate(data, promise) {
handler.on('Terminate', function wphTerminate(data, deferred) {
pdfManager.terminate();
promise.resolve();
deferred.resolve();
});
}
};