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Use A+ spec compatible promises.

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Brendan Dahl 2013-06-05 12:28:31 -07:00
parent b996e1b781
commit ae1f973204
7 changed files with 240 additions and 198 deletions
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14
src/api.js
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@ -48,7 +48,8 @@
*/
PDFJS.getDocument = function getDocument(source,
pdfDataRangeTransport,
passwordCallback) {
passwordCallback,
progressCallback) {
var workerInitializedPromise, workerReadyPromise, transport;
if (typeof source === 'string') {
@ -76,7 +77,7 @@ PDFJS.getDocument = function getDocument(source,
workerInitializedPromise = new PDFJS.Promise();
workerReadyPromise = new PDFJS.Promise();
transport = new WorkerTransport(workerInitializedPromise,
workerReadyPromise, pdfDataRangeTransport);
workerReadyPromise, pdfDataRangeTransport, progressCallback);
workerInitializedPromise.then(function transportInitialized() {
transport.passwordCallback = passwordCallback;
transport.fetchDocument(params);
@ -480,10 +481,11 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
*/
var WorkerTransport = (function WorkerTransportClosure() {
function WorkerTransport(workerInitializedPromise, workerReadyPromise,
pdfDataRangeTransport) {
pdfDataRangeTransport, progressCallback) {
this.pdfDataRangeTransport = pdfDataRangeTransport;
this.workerReadyPromise = workerReadyPromise;
this.progressCallback = progressCallback;
this.commonObjs = new PDFObjects();
this.pageCache = [];
@ -705,11 +707,7 @@ var WorkerTransport = (function WorkerTransportClosure() {
}, this);
messageHandler.on('DocProgress', function transportDocProgress(data) {
// TODO(mack): The progress event should be resolved on a different
// promise that tracks progress of whole file, since workerReadyPromise
// is for file being ready to render, not for when file is fully
// downloaded
this.workerReadyPromise.progress({
this.progressCallback({
loaded: data.loaded,
total: data.total
});