react-scroll-sensor

Get the scroll positions of the window object in your component

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Usage

You can use this to build a sticky div which moves around with the cursor.

import ScrollIndicator from "react-scroll-sensor";

<ScrollIndicator throttleDelay={300}>
  {(scrollX, scrollY) => (
    <p
      style={{
        transition: "all 1s ease",
        position: "relative",
        top: `${scrollY}px`,
        flex: "0 0 200px"
      }}
    >
      Hello
    </p>
  )}
</ScrollIndicator>;

Props

Prop	Description	Type	Values
throttleDelay	The time in milliseconds in which to throttle the event.	Number	default 300

Render props

Render prop	Description	Type	Values
scrollX	window.scrollX rendered	Number	0
scrollY	window.scrollY	Number	0
mounted	Whether react-scroll-sensor has already mounted. If it's not, then it's the first render and scroll positions are 0	Boolean	true/false

Enjoy 🎆