The Tor Browser / file comparison
comparison: content/media/webvtt/WebVTTParserWrapper.js
content/media/webvtt/WebVTTParserWrapper.js
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
equal
deleted
inserted
replaced
| -1:000000000000 | 0:73ee10719405 |
|---|---|
| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 Components.utils.import("resource://gre/modules/XPCOMUtils.jsm"); | |
| 6 Components.utils.import("resource://gre/modules/vtt.jsm"); | |
| 7 | |
| 8 var Ci = Components.interfaces; | |
| 9 | |
| 10 var WEBVTTPARSERWRAPPER_CID = "{acf6e493-0092-4b26-b172-241e375c57ab}"; | |
| 11 var WEBVTTPARSERWRAPPER_CONTRACTID = "@mozilla.org/webvttParserWrapper;1"; | |
| 12 | |
| 13 function WebVTTParserWrapper() | |
| 14 { | |
| 15 // Nothing | |
| 16 } | |
| 17 | |
| 18 WebVTTParserWrapper.prototype = | |
| 19 { | |
| 20 loadParser: function(window) | |
| 21 { | |
| 22 this.parser = new WebVTT.Parser(window, new TextDecoder("utf8")); | |
| 23 }, | |
| 24 | |
| 25 parse: function(data) | |
| 26 { | |
| 27 // We can safely translate the string data to a Uint8Array as we are | |
| 28 // guaranteed character codes only from \u0000 => \u00ff | |
| 29 var buffer = new Uint8Array(data.length); | |
| 30 for (var i = 0; i < data.length; i++) { | |
| 31 buffer[i] = data.charCodeAt(i); | |
| 32 } | |
| 33 | |
| 34 this.parser.parse(buffer); | |
| 35 }, | |
| 36 | |
| 37 flush: function() | |
| 38 { | |
| 39 this.parser.flush(); | |
| 40 }, | |
| 41 | |
| 42 watch: function(callback) | |
| 43 { | |
| 44 this.parser.oncue = callback.onCue; | |
| 45 this.parser.onregion = callback.onRegion; | |
| 46 this.parser.onparsingerror = function(e) { | |
| 47 // Passing the just the error code back is enough for our needs. | |
| 48 callback.onParsingError(("code" in e) ? e.code : -1); | |
| 49 }; | |
| 50 }, | |
| 51 | |
| 52 convertCueToDOMTree: function(window, cue) | |
| 53 { | |
| 54 return WebVTT.convertCueToDOMTree(window, cue.text); | |
| 55 }, | |
| 56 | |
| 57 processCues: function(window, cues, overlay) | |
| 58 { | |
| 59 WebVTT.processCues(window, cues, overlay); | |
| 60 }, | |
| 61 | |
| 62 classDescription: "Wrapper for the JS WebVTT implementation (vtt.js)", | |
| 63 classID: Components.ID(WEBVTTPARSERWRAPPER_CID), | |
| 64 QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebVTTParserWrapper]), | |
| 65 classInfo: XPCOMUtils.generateCI({ | |
| 66 classID: WEBVTTPARSERWRAPPER_CID, | |
| 67 contractID: WEBVTTPARSERWRAPPER_CONTRACTID, | |
| 68 interfaces: [Ci.nsIWebVTTParserWrapper] | |
| 69 }) | |
| 70 }; | |
| 71 | |
| 72 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([WebVTTParserWrapper]); |
