Source/WebCore/page/IntersectionObserverEntry.idl

/*
 * Copyright (C) 2016 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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// https://wicg.github.io/IntersectionObserver/

typedef double DOMHighResTimeStamp;

[
    ImplementationLacksVTable,
    EnabledBySetting=IntersectionObserverEnabled,
    JSCustomMarkFunction,
    Exposed=Window
] interface IntersectionObserverEntry {
    constructor(IntersectionObserverEntryInit intersectionObserverEntryInit);

    readonly attribute DOMHighResTimeStamp time;
    readonly attribute DOMRectReadOnly? rootBounds;
    readonly attribute DOMRectReadOnly boundingClientRect;
    readonly attribute DOMRectReadOnly intersectionRect;
    readonly attribute boolean isIntersecting;
    readonly attribute double intersectionRatio;
    readonly attribute Element target;
};

dictionary IntersectionObserverEntryInit {
    required DOMHighResTimeStamp time;
    required DOMRectInit? rootBounds;
    required DOMRectInit boundingClientRect;
    required DOMRectInit intersectionRect;
    required boolean isIntersecting;
    required double intersectionRatio;
    required Element target;
};