misc: add HIDDEN and SHOWING to ICompatTextTrack

canalplus · Jun 2, 2020 · d70fae4 · d70fae4
1 parent 9207e21
commit d70fae4
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Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/src/compat/add_text_track.ts b/src/compat/add_text_track.ts
@@ -43,10 +43,10 @@ export default function addTextTrack(
 
   if (isIEOrEdge) {
     const tracksLength = mediaElement.textTracks.length;
-    track = tracksLength > 0 ? mediaElement.textTracks[tracksLength - 1] :
-                               mediaElement.addTextTrack(kind);
-    track.mode = hidden ? ((track as any).HIDDEN ?? "hidden") :
-                          ((track as any).SHOWING ?? "showing");
+    track = (tracksLength > 0 ? mediaElement.textTracks[tracksLength - 1] :
+                                mediaElement.addTextTrack(kind)) as ICompatTextTrack;
+    track.mode = hidden ? (track.HIDDEN ?? "hidden") :
+                          (track.SHOWING ?? "showing");
   } else {
     trackElement = document.createElement("track");
     mediaElement.appendChild(trackElement);

diff --git a/src/compat/browser_compatibility_types.ts b/src/compat/browser_compatibility_types.ts
@@ -52,6 +52,8 @@ interface ICompatVTTCue { align : string;
 interface ICompatTextTrack extends TextTrack {
   addCue(cue: TextTrackCue | ICompatVTTCue) : void;
   removeCue(cue: TextTrackCue | ICompatVTTCue) : void;
+  HIDDEN? : "hidden";
+  SHOWING? :  "showing";
 }
 
 /**