JavaScript and Web Development

Front End Design Conference – Rachel Smith – Animating the web in a post-Flash world

11 July 2014 - Conference, Uncategorized - James Brown - 1 Comment

  • Common methods for animating on the Web
  • CSS Transitions and animations
  • Canvas
  • SVG
  • WebGL
  • Animating with CSS
  • Pros
    • Performance
    • No need for JS
  • Cons
    • Little control
  • Excellent for
    • loaders
    • UI
    • Image manipulation
  • Canvas
  • Pros
    • “painting” to single element
    • bitmap manipulation
  • Cons
    • Not crawlable
    • stateless, need JS to control/track movement, hit areas etc
  • Excellent for
    • Games
    • Particle effects
    • emulating physics
    • image manipulation
    • drawling/painting applications
  • SVG
  • Pros
    • vector
    • real text – crawl able content
    • Animate defined paths
  • Cons
    • High complexity
    • compromised performance
  • Excellent for
    • icons / UI elements that need to scale
    • animating along defined paths
  • No strict rules – just gotta experiment
  • Two important goals
  • Performance (60 fps)
  • Purpose
  • How to level up
  • Know your browser
  • Write efficient JavaScript
  • Watch a lot of motion graphics
  • Experiment
  • Devtools are your friend
  • Good JavaScript is key
  • Watch your memory and garbage collection
  • Minimize processing/memory intensive activity in an animation loop
  • Chose event listening/handling wisely
  • “Libraries are a tool to get you there but they are not the answer.”
  • Take inspiration from motion graphics
  • http://activetheory.net

 

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