Svelte Inview

Overview

Svelte Inview is a performant and efficient Svelte action that monitors when an element enters or leaves the viewport or a parent element. It utilizes the Intersection Observer API to achieve its functionality. This tool can be used in various projects, including lazy loading images, infinite scrolling, video play/pause control, link pre-fetching, and animations.

Features

• Element Monitoring: Monitor elements entering or leaving the viewport or a parent element.
• Intersection Observer: Utilizes the Intersection Observer API, ensuring high performance and efficiency.
• Tiny and Dependency-Free: The package is just ~2kb and has no external dependencies apart from Svelte.
• Versatile Use Cases: Can be used for lazy loading images, infinite scrolling, video control, link pre-fetching, animations, and more.
• Easy-to-Use API: Provides a simple and intuitive API for seamless integration.
• Scroll Direction Detection: Detects the scrolling direction for added functionality.

Installation

To use Svelte Inview, follow these steps:

1. Ensure Svelte is installed in your project.
2. Install Svelte Inview via npm: npm install svelte-inview
3. If you need to support older browsers like IE, install the Intersection Observer polyfill: npm install intersection-observer
4. Import Svelte Inview in your project: import { inview } from 'svelte-inview';

Summary

Svelte Inview is a powerful tool that enables developers to monitor when an element enters or leaves the viewport or a parent element. It utilizes the Intersection Observer API, providing high performance and efficiency. With a small footprint and no external dependencies, Svelte Inview can be used for a wide range of applications, such as lazy loading images, infinite scrolling, video control, link pre-fetching, and animations. Its easy-to-use API and scroll direction detection make it a versatile and convenient choice for Svelte developers.