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3b5dc069ae
This is the first step toward implementing the IntersectionObserver interface. It adds stubs which are exposed when a preference is turned on. This is enough to get some sites with `IntersectionObserver` to start working. Signed-off-by: Martin Robinson <mrobinson@igalia.com>
29 lines
1.1 KiB
Text
29 lines
1.1 KiB
Text
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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// https://w3c.github.io/IntersectionObserver/#intersection-observer-entry
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[Pref="dom.intersection_observer.enabled", Exposed=(Window)]
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interface IntersectionObserverEntry {
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constructor(IntersectionObserverEntryInit intersectionObserverEntryInit);
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readonly attribute DOMHighResTimeStamp time;
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readonly attribute DOMRectReadOnly? rootBounds;
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readonly attribute DOMRectReadOnly boundingClientRect;
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readonly attribute DOMRectReadOnly intersectionRect;
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readonly attribute boolean isIntersecting;
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readonly attribute boolean isVisible;
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readonly attribute double intersectionRatio;
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readonly attribute Element target;
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};
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dictionary IntersectionObserverEntryInit {
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required DOMHighResTimeStamp time;
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required DOMRectInit rootBounds;
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required DOMRectInit boundingClientRect;
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required DOMRectInit intersectionRect;
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required boolean isIntersecting;
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required boolean isVisible;
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required double intersectionRatio;
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required Element target;
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};
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