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Introduces LegacyPromise; polyfills DOM Promise

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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
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11
test/driver.js
View file

@ -269,7 +269,10 @@ function nextPage(task, loadError) {
clear(ctx);
var drawContext, textLayerBuilder;
var initPromise = new Promise();
var resolveInitPromise;
var initPromise = new Promise(function (resolve) {
resolveInitPromise = resolve;
});
if (task.type == 'text') {
// using dummy canvas for pdf context drawing operations
if (!dummyCanvas) {
@ -281,12 +284,12 @@ function nextPage(task, loadError) {
page.getTextContent().then(function(textContent) {
textLayerBuilder.setTextContent(textContent);
initPromise.resolve();
resolveInitPromise();
});
} else {
drawContext = ctx;
textLayerBuilder = new NullTextLayerBuilder();
initPromise.resolve();
resolveInitPromise();
}
var renderContext = {
canvasContext: drawContext,
@ -300,7 +303,7 @@ function nextPage(task, loadError) {
snapshotCurrentPage(task, error);
});
initPromise.then(function () {
page.render(renderContext).then(function() {
page.render(renderContext).promise.then(function() {
completeRender(false);
},
function(error) {

7
test/unit/api_spec.js
View file

@ -80,10 +80,13 @@ describe('api', function() {
});
});
describe('Page', function() {
var promise = new Promise();
var resolvePromise;
var promise = new Promise(function (resolve) {
resolvePromise = resolve;
});
PDFJS.getDocument(basicApiUrl).then(function(doc) {
doc.getPage(1).then(function(data) {
promise.resolve(data);
resolvePromise(data);
});
});
var page;