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rune-scroller

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Lightweight, high-performance scroll animations for Svelte 5. ~2KB bundle, zero dependencies.

github.com/lelabdev/rune-scroller

lelabdev/rune-scroller

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/** * Animation type definitions and utilities */ /** * Type-safe animation names * Maps to CSS classes in animations.css */ export type AnimationType = 'fade-in' | 'fade-in-up' | 'fade-in-down' | 'fade-in-left' | 'fade-in-right' | 'zoom-in' | 'zoom-out' | 'zoom-in-up' | 'zoom-in-left' | 'zoom-in-right' | 'flip' | 'flip-x' | 'slide-rotate' | 'bounce-in'; /** * Calculate rootMargin for IntersectionObserver from offset or custom rootMargin * @param offset - Viewport offset (0-100). 0 = bottom of viewport touches top of element, 100 = top of viewport touches top of element * @param rootMargin - Custom rootMargin string (takes precedence over offset) * @returns rootMargin string for IntersectionObserver */ export declare function calculateRootMargin(offset?: number, rootMargin?: string): string;