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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/webidl/FontFaceSet.webidl
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * http://dev.w3.org/csswg/css-font-loading/#FontFaceSet-interface
+ *
+ * Copyright © 2014 W3C® (MIT, ERCIM, Keio, Beihang), All Rights Reserved. W3C
+ * liability, trademark and document use rules apply.
+ */
+
+// To implement FontFaceSet's iterator until we can use setlike.
+dictionary FontFaceSetIteratorResult
+{
+ required any value;
+ required boolean done;
+};
+
+// To implement FontFaceSet's iterator until we can use setlike.
+[LegacyNoInterfaceObject,
+ Exposed=(Window,Worker)]
+interface FontFaceSetIterator {
+ [Throws] FontFaceSetIteratorResult next();
+};
+
+callback FontFaceSetForEachCallback = undefined (FontFace value, FontFace key, FontFaceSet set);
+
+enum FontFaceSetLoadStatus { "loading", "loaded" };
+
+[Exposed=(Window,Worker)]
+interface FontFaceSet : EventTarget {
+ // Bug 1072762 is for the FontFaceSet constructor.
+ // constructor(sequence<FontFace> initialFaces);
+
+ // Emulate setlike behavior until we can use that directly.
+ readonly attribute unsigned long size;
+ [Throws] undefined add(FontFace font);
+ boolean has(FontFace font);
+ boolean delete(FontFace font);
+ undefined clear();
+ [NewObject] FontFaceSetIterator entries();
+ // Iterator keys();
+ [NewObject, Alias=keys, Alias="@@iterator"] FontFaceSetIterator values();
+ [Throws] undefined forEach(FontFaceSetForEachCallback cb, optional any thisArg);
+
+ // -- events for when loading state changes
+ attribute EventHandler onloading;
+ attribute EventHandler onloadingdone;
+ attribute EventHandler onloadingerror;
+
+ // check and start loads if appropriate
+ // and fulfill promise when all loads complete
+ [NewObject] Promise<sequence<FontFace>> load(UTF8String font, optional DOMString text = " ");
+
+ // return whether all fonts in the fontlist are loaded
+ // (does not initiate load if not available)
+ [Throws] boolean check(UTF8String font, optional DOMString text = " ");
+
+ // async notification that font loading and layout operations are done
+ [Throws] readonly attribute Promise<undefined> ready;
+
+ // loading state, "loading" while one or more fonts loading, "loaded" otherwise
+ readonly attribute FontFaceSetLoadStatus status;
+};