import type { CSSProperties } from "react";
import type { getStackTransform, SlideValues } from "./stacking";
import type { Side, StacksheetClassNames } from "./types";
export type ResolvedClassNames = Required<Omit<StacksheetClassNames, "header">>;
export declare const resolveClassNames: (cn?: StacksheetClassNames) => ResolvedClassNames;
export declare const buildAriaProps: ({ ariaLabel, hasDescription, hasTitle, isComposable, isModal, isTop, panelId, }: {
    ariaLabel: string;
    hasDescription: boolean;
    hasTitle: boolean;
    isComposable: boolean;
    isModal: boolean;
    isTop: boolean;
    panelId: string;
}) => Record<string, string | undefined>;
export declare const getDragTransform: (side: Side, offset: number) => {
    x?: number;
    y?: number;
};
export declare const VISUAL_TWEEN: {
    duration: number;
    ease: "easeOut";
    type: "tween";
};
export declare const getShadow: (isNested: boolean) => string;
export declare const buildPanelStyle: (panelStyles: CSSProperties, isTop: boolean, hasPanelClass: boolean, isDragging: boolean, keyboardInset: number, padForKeyboard: boolean) => CSSProperties;
export declare const buildPanelTransition: (isDragging: boolean, isTop: boolean, spring: Record<string, unknown>, stackSpring: Record<string, unknown>) => {
    duration: number;
    type: "tween";
} | {
    borderRadius: {
        duration: number;
        ease: "easeOut";
        type: "tween";
    };
    boxShadow: {
        duration: number;
        ease: "easeOut";
        type: "tween";
    };
    duration?: undefined;
    type?: undefined;
};
export declare const computeSnapYOffset: (side: Side, snapHeights: number[], activeSnapIndex: number, measuredHeight: number) => number;
export declare const getBottomSlideDistance: (measuredHeight: number) => number;
export declare const resolveSlideFrom: (side: Side, slideFrom: SlideValues, measuredHeight: number) => SlideValues;
export declare const buildAnimateTarget: (slideTarget: SlideValues, stackOffset: {
    x?: number;
    y?: number;
}, dragOffset: {
    x?: number;
    y?: number;
}, transform: ReturnType<typeof getStackTransform>, animatedRadius: Record<string, number>, transition: Record<string, unknown>, snapYOffset: number, isTop: boolean) => {
    boxShadow: string;
    opacity: number;
    scale: number;
    transition: Record<string, unknown>;
    x?: string | number;
    y?: string | number;
};
export declare const getInitialRadius: (side: Side) => Record<string, number>;
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