CSS Transitions, Transforms, Animations
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Feb 23rd presentation at the <!DOCTYPE html> meetup at @hugeinc. http://www.meetup.com/doctype-html/
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CSS Transitions, Transforms, Animations
- 1. CSS Transitions, Transforms & AnimationsTuesday February 23, 2011
- 2. transitions
- 3. Ch-ch-ch-ch-changesClass .aarrow === css3 transition == ZOMGClass .b
- 4. What (are CSS3 transitions)?Sometimes we change CSS properties dynamically bychanging or adding a class.e.g. $(‘input’).addClass(‘error’);CSS3 Transitions allow us to animate the change in these CSS properties… easily!
- 5. Transitions defined & browser support-browser-transition: {property} {duration} {easing} {delay};easing defaults: linear, ease-in, ease-out, ease-in-out-webkit-transition: (Safari 3.1+, Chrome since forever)-moz-transition: (FF 4+)-o-transition: (Opera 10.doYouCare) -msie-transition: (apparently NOT ie9 )
- 6. animations
- 7. from {left: 100px;width: 100px;height: 100px;animation-timing: ease-in;}to {left: 200px;width: 50px;height: 50px;}keyframesbut what’s going on in the middle?changing multiple styles at different times over an interval7
- 8. keyframes (cont.)from {...}to {transform: rotate(180deg);left: 200px;}60% {left: 100px;}30% {left: 200px;width: 50px;height: 50px;}8
- 9. using animations programmatically InitializerinitAnimationEvent - Initializes an animation event given a DOMobject
- 10. typeArg (string)
- 15. animationEnd
- 17. optionsanimation-delay: 5s;delay to startanimation-direction: alternate; animation is played in reverse on odd iterationsanimation-durations: 5s;time to complete animationanimation-iteration-count: 5;times to play animation (doubled for alternate)animation-name: myAnimation;unique ID for animationanimation-play-state: paused;pauses/plays the animationanimation-timing-function: cubic-bezier(x1,y1,x2,y2)a custom/predefined timing curve to follow10
- 18. GPU vs. CPUhardware accelerationIt’s the difference between...GPU’s are very good BitBLIT Operations11
- 19. Animation Buildersdevelopers don’t want to code animationsBanner AdsPurely Native Web AppsNative-Like InterfacesImmersive Sites(Sencha Animator)into the mainstream12
- 20. examplesOSX Dock
- 21. 404 Page
- 22. Solar System
- 23. Portfolio13
- 24. transforms
- 30. transform: skew(x, y)skew(25deg, 25deg)skew(0deg, 0deg)
- 32. transform: matrix(a,b,c,d,e,f)a cebdf0 0 1=matrix(a,b,c,d,e,f)3x3 matrix
- 33. transform: matrix(a,b,c,d,e,f)1 0 00 1 00 0 1=matrix(1,0,0,1,0,0)3x3 matrix
- 34. transform: matrix(a,b,c,d,e,f)2 0 00 2 00 0 1=matrix(2,0,0,2,0,0)3x3 matrix
- 36. transform: matrix(a,b,c,d,e,f)1 0 tx0 1 ty0 0 1sx 0 00 sy 00 0 1scaletranslate1 tan(a) 0tan(a) 1 00 0 1cos(a)-sin(a) 0sin(a) cos(a) 00 0 1rotateskew
- 37. transform: matrix(a,b,c,d,e,f)-1 0 00 1 00 0 11 0 00 -1 00 0 1-1 0 00 -1 00 0 1flip horizontalflip verticalflip both
- 38. transform-origin: x, ytransform-origin: 50% 50%transform-origin: top left
- 39. Browser Support-moz-transform: rotate(45deg); // FF3.5+-webkit-transform: rotate(45deg); // Saf3.1+, Chrome-o-transform: rotate(45deg); // Opera 10.5-ms-transform: rotate(45deg); // IE9transform: rotate(45deg); filter: progid:DXImageTransform.Microsoft.Matrix( M11=0.7071067811865476, M12=-0.7071067811865476, M21=0.7071067811865476, M22=0.7071067811865476, sizingMethod='auto expand'); // IE6 – IE9
- 41. What’s under the hood?1 0 0 00 1 0 00 0 1 00 0 0 14x4 matrix
- 43. translate3d
- 44. skew3d
- 45. scale3d
- 46. matrix3dOther properties transform-origin
- 47. transform-style
- 48. perspective
- 51. Morphing Cube (safari only)
- 52. Photo Cube (safari only)
- 53. Bezier Builder (webkit only)