Web Animation Techniques - CSS vs JavaScript

원문

CSS Animations (Cascading Style Sheets)

CSS is commonly used for styling web pages and animation

Advantages of CSS Animations

• Easy to Use: relatively simple to implement
• Performance : they are hard-ware accelerated and generally perfom well, providing a smooth user experience.
• Responsive Design : they are inherently responsive ; adapt to different screen sizes and devices
• Low JS Overhead : reduce the load on JS, making web application more efficient
• Broswer Compatibility

JavaScript Animations

JS animations are typically more flexible and capable of handling intricate, data-driven animations

using requestAnimationFrame method

Other common JS animation methods

• jQuery
• GreenSock Animation (GSAP)
• Web Animation API
• SVG Animations

Advantages of JavaScript Animations

• Complex Animations : offers greater flexibility, making it suitable for complex animations with dynamic behavior
• Data-Driven Animations : allows to create animations based on data, making dynamic content
• Real-Time Updates : can be used for real-time updates and synchronized animations with the web applicaition
• Performance Implications : sometimes can be resource-intensive

When to use CSS vs JavaScript

When to use CSS

• basic animations like hover effects, transitions, and small, non-interactive animations

• is more smoother & efficient => good for performance

• adapt to different screen sizes seamlessly

When to use JavaScript

• when creating intricate animations with dynamic elements

• when it need to repsong to user interactions

• essential for creating interactive charts and graphs for data-driven animations

• when real-time updates or synchronnized animations are needed

How to Combine CSS & JavaScript

• CSS for initial(when page loads) animations and transitions

• JavaScript for user interactions, real-time updates, data-driven animations

=> provide the efficiency & performance benefits