import type { CarouselAlignment, CarouselVariant } from './types.ts';
export type CarouselKeylineKind = 'collapsed' | 'small' | 'medium' | 'large';
export interface CarouselKeyline {
    kind: CarouselKeylineKind;
    size: number;
    loc: number;
    locOffset: number;
}
export interface CarouselKeyframe {
    percent: number;
    x: number;
    clip: number;
}
export interface CarouselStrategyInput {
    variant: CarouselVariant;
    alignment: CarouselAlignment;
    itemCount: number;
    availableSpace: number;
    itemSize: number;
    spacing: number;
    smallMin: number;
    smallMax: number;
}
export interface CarouselArrangement {
    smallCount: number;
    mediumCount: number;
    largeCount: number;
    smallSize: number;
    mediumSize: number;
    largeSize: number;
    stride: number;
    itemSize: number;
    spacing: number;
    focal: number;
    keylines: CarouselKeyline[];
    scrollMax: number;
    trackSize: number;
}
export declare const arrange: (input: CarouselStrategyInput) => CarouselArrangement;
export declare const placeItem: (arrangement: CarouselArrangement, index: number, scroll: number) => {
    x: number;
    clip: number;
};
export declare const shiftSteps: (arrangement: CarouselArrangement, towards: "start" | "end") => CarouselArrangement[];
export interface CarouselTrack {
    arrangement: CarouselArrangement;
    atStart: CarouselArrangement[];
    atEnd: CarouselArrangement[];
    startShift: number;
    endShift: number;
    scrollMax: number;
    trackSize: number;
}
export declare const morphTrack: (arrangement: CarouselArrangement) => CarouselTrack;
export declare const placeItemOnTrack: (track: CarouselTrack, index: number, scroll: number) => {
    x: number;
    clip: number;
};
export declare const notches: (track: CarouselTrack) => number[];
export declare const itemKeyframes: (track: CarouselTrack, index: number, subdivisions?: number) => CarouselKeyframe[];
export declare const minVisibleFraction: (ratio: number | null | undefined) => number;