LayerChart
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v1 → v2
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New Features
CSS-Only Usage & Styling
New Components
Annotation Integration
BarChart Radial Support
Rule as Data-Driven Mark
Arc Path Labels
Pattern Improvements
ForceSimulation Improvements
Mark Registration & Implicit Series
Data-Driven Primitives
Transform & Brush Enhancements
Chart Export Utilities
Geo Projection Support
Continuous Color Scales
Canvas Improvements
Global Settings
Other Features
Foundational Changes
Svelte 5
Tailwind CSS v4
LayerCake Removal
Reduced Bundle Size
Breaking Changes
Simplified Charts
`renderContext` renamed to `layer`
Axis
Position props require `$` prefix
Bar
`bar` prop renamed to `data`
Points
`links` prop removed
Spline / Path
`Path` extracted as separate component
`splineRef` renamed to `pathRef`
Annotations
`labelOffset` split into `labelXOffset` / `labelYOffset`
Legend
`classes.swatches` renamed to `classes.item`
Treemap
`selected` prop removed
Blur
Children snippet props removed
`defaultChartPadding()` signature changed
Chart
`tooltip` prop renamed to `tooltipContext`
`isVertical` removed from ChartState, `valueAxis` added
GeoContext → GeoProjection
Tooltip prop on Arc, Pie, Calendar, GeoPath
Brush API redesign
TransformContext
Context / State API
Default tooltip modes changed
Quick Reference — Find & Replace