interfaces/intersection-observer.idl

// GENERATED CONTENT - DO NOT EDIT
// Content was automatically extracted by Reffy into webref
// (https://github.com/w3c/webref)
// Source: Intersection Observer (https://w3c.github.io/IntersectionObserver/)

callback IntersectionObserverCallback = undefined (sequence<IntersectionObserverEntry> entries, IntersectionObserver observer);

[Exposed=Window]
interface IntersectionObserver {
  constructor(IntersectionObserverCallback callback, optional IntersectionObserverInit options = {});
  readonly attribute (Element or Document)? root;
  readonly attribute DOMString rootMargin;
  readonly attribute DOMString scrollMargin;
  readonly attribute FrozenArray<double> thresholds;
  readonly attribute long delay;
  readonly attribute boolean trackVisibility;
  undefined observe(Element target);
  undefined unobserve(Element target);
  undefined disconnect();
  sequence<IntersectionObserverEntry> takeRecords();
};

[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 boolean isVisible;
  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 boolean isVisible;
  required double intersectionRatio;
  required Element target;
};

dictionary IntersectionObserverInit {
  (Element or Document)?  root = null;
  DOMString rootMargin = "0px";
  DOMString scrollMargin = "0px";
  (double or sequence<double>) threshold = 0;
  long delay = 0;
  boolean trackVisibility = false;
};