Version 9 (modified by 15 years ago) ( diff ) | ,
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CSS Transforms
2D transforms
- http://dev.w3.org/csswg/css3-2d-transforms/
- Supported in WebKit, Firefox, Opera
- Implemented via GraphicsContext
- Details:
- Rendering and coordinate code should not assume elements are screen-aligned
- coordinate conversion (RenderObject::localToAbsolute*)
- implemented via RenderLayers
3D transforms
- http://dev.w3.org/csswg/css3-3d-transforms/
- Supported in WebKit (on certain platforms)
- Details
- Extension of 2d transforms
- Requires platform-suppored 3d-rendering capability (Accelerated Compositing)
- Coordinate conversion and hit testing implemented in software
- Rendering poorly specified
- Implemented via GraphicsLayer
CSS Transitions
- http://dev.w3.org/csswg/css3-transitions/
- Supported in WebKit, Firefox, Opera
- Details
- Interpolation when properties change
- Implemented via AnimationController, KeyframeAnimation
- Glue to offload some animations to GraphicsLayer
CSS Animations
- http://dev.w3.org/csswg/css3-animations/
- Supported in WebKit
- Explicit animation
- Implemented via AnimationController, ImplicitAnimation
- Glue to offload some animations to GraphicsLayer
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