зеркало из https://github.com/mozilla/gecko-dev.git
61 строка
1.9 KiB
Plaintext
61 строка
1.9 KiB
Plaintext
/* -*- 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
|
|
* https://wicg.github.io/IntersectionObserver/
|
|
*/
|
|
|
|
[ProbablyShortLivingObject, Pref="dom.IntersectionObserver.enabled"]
|
|
interface IntersectionObserverEntry {
|
|
[Constant]
|
|
readonly attribute DOMHighResTimeStamp time;
|
|
[Constant]
|
|
readonly attribute DOMRectReadOnly? rootBounds;
|
|
[Constant]
|
|
readonly attribute DOMRectReadOnly boundingClientRect;
|
|
[Constant]
|
|
readonly attribute DOMRectReadOnly intersectionRect;
|
|
[Constant]
|
|
readonly attribute double intersectionRatio;
|
|
[Constant]
|
|
readonly attribute Element target;
|
|
};
|
|
|
|
[Constructor(IntersectionCallback intersectionCallback,
|
|
optional IntersectionObserverInit options),
|
|
Pref="dom.IntersectionObserver.enabled"]
|
|
interface IntersectionObserver {
|
|
[Constant]
|
|
readonly attribute Element? root;
|
|
[Constant]
|
|
readonly attribute DOMString rootMargin;
|
|
[Constant,Cached]
|
|
readonly attribute sequence<double> thresholds;
|
|
void observe(Element target);
|
|
void unobserve(Element target);
|
|
void disconnect();
|
|
sequence<IntersectionObserverEntry> takeRecords();
|
|
|
|
[ChromeOnly]
|
|
readonly attribute IntersectionCallback intersectionCallback;
|
|
};
|
|
|
|
callback IntersectionCallback =
|
|
void (sequence<IntersectionObserverEntry> entries, IntersectionObserver observer);
|
|
|
|
dictionary IntersectionObserverEntryInit {
|
|
required DOMHighResTimeStamp time;
|
|
required DOMRectInit rootBounds;
|
|
required DOMRectInit boundingClientRect;
|
|
required DOMRectInit intersectionRect;
|
|
required Element target;
|
|
};
|
|
|
|
dictionary IntersectionObserverInit {
|
|
Element? root = null;
|
|
DOMString rootMargin = "0px";
|
|
(double or sequence<double>) threshold = 0;
|
|
};
|