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Merge pull request #7526 from Snuffleupagus/PDFViewer_pagesRotation-validation

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Add validation of the `rotation` argument passed to `set pagesRotation` in `PDFViewer`
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Tim van der Meij 2016-08-06 13:20:11 +02:00 committed by GitHub
commit ac7b675603
1 changed files with 6 additions and 0 deletions
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web/pdf_viewer.js
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@ -259,8 +259,14 @@ var PDFViewer = (function pdfViewer() {
* @param {number} rotation - The rotation of the pages (0, 90, 180, 270). * @param {number} rotation - The rotation of the pages (0, 90, 180, 270).
*/ */
set pagesRotation(rotation) { set pagesRotation(rotation) {
if (!(typeof rotation === 'number' && rotation % 90 === 0)) {
throw new Error('Invalid pages rotation angle.');
}
this._pagesRotation = rotation; this._pagesRotation = rotation;
if (!this.pdfDocument) {
return;
}
for (var i = 0, l = this._pages.length; i < l; i++) { for (var i = 0, l = this._pages.length; i < l; i++) {
var pageView = this._pages[i]; var pageView = this._pages[i];
pageView.update(pageView.scale, rotation); pageView.update(pageView.scale, rotation);