New Powerful Machines

    @reach/observe-rect
    TypeScript icon, indicating that this package has built-in type declarations

    1.2.0 • Public • Published

    Reach observeRect

    Observe the rect of a DOM element.

    Demo

    Installation

    npm install @reach/observe-rect
    # or
    yarn add @reach/observe-rect
    

    Usage

    import observeRect from "@reach/observe-rect";
    
    let node = document.getElementById("some-node");
    
    let rectObserver = observeRect(node, rect => {
      console.log("left", rect.left);
      console.log("top", rect.top);
      console.log("height", rect.height);
      console.log("width", rect.width);
    });
    
    // start observing
    rectObserver.observe();
    
    // stop observing
    rectObserver.unobserve();

    About

    A lot of things can change the position or size of an element, like scrolling, content reflows and user input. This utility observes and notifies you when your element's rect changes.

    Legal

    MIT License Copyright (c) 2018-present, Ryan Florence

    Keywords

    none

    Install

    npm i @reach/observe-rect

    DownloadsWeekly Downloads

    460,324

    Version

    1.2.0

    License

    MIT

    Unpacked Size

    29.6 kB

    Total Files

    16

    Last publish

    Collaborators

    • blainekasten
    • chancestrickland
    • mjackson
    • ryanflorence