/**
 * Normalizes the public direction value to a supported drawer direction.
 * @param {string|null|undefined} value Configured direction.
 * @returns {'left'|'right'|'bottom'} A supported direction.
 */
export function normalizeDrawerDirection(value: string | null | undefined): "left" | "right" | "bottom";
/**
 * Resolves the direction currently used to render the component. The legacy
 * mobile-presentation API is intentionally kept at this boundary so the rest
 * of the component can work with one direction model.
 * @param {object} options Presentation options.
 * @param {string|null|undefined} options.direction Configured drawer direction.
 * @param {string|null|undefined} options.mobilePresentation Legacy mobile presentation.
 * @param {string|number|null|undefined} options.mobileBreakPoint Legacy breakpoint.
 * @param {number} options.viewportWidth Current viewport width.
 * @returns {'left'|'right'|'bottom'} Effective rendering direction.
 */
export function resolveDrawerDirection({ direction, mobilePresentation, mobileBreakPoint, viewportWidth, }: {
    direction: string | null | undefined;
    mobilePresentation: string | null | undefined;
    mobileBreakPoint: string | number | null | undefined;
    viewportWidth: number;
}): "left" | "right" | "bottom";
/**
 * Returns whether a direction uses horizontal drawer geometry.
 * @param {string} direction Value selected by the presentation resolver.
 * @returns {boolean} True for left and right.
 */
export function isHorizontalDrawerDirection(direction: string): boolean;
/**
 * Resolves the responsive side variant without mutating the public attribute.
 * Bottom drawers always use overlay geometry.
 * @param {object} options Inputs needed to choose flow or overlay geometry.
 * @param {string} options.direction Effective drawer direction.
 * @param {string} options.variant Configured variant.
 * @param {string|number|null|undefined} options.screenBreakPoint Side breakpoint.
 * @param {number} options.viewportWidth Current viewport width.
 * @returns {'in-place'|'over'} Effective variant.
 */
export function resolveDrawerVariant({ direction, variant, screenBreakPoint, viewportWidth, }: {
    direction: string;
    variant: string;
    screenBreakPoint: string | number | null | undefined;
    viewportWidth: number;
}): "in-place" | "over";
/**
 * Resolves the frame used by a bottom drawer. A directly configured bottom
 * drawer belongs to its surrounding container by default. The old responsive
 * bottom-sheet adapter keeps its historical viewport default.
 * @param {object} options Scope inputs.
 * @param {string|null|undefined} options.scope Preferred public scope.
 * @param {string|null|undefined} options.legacyScope Legacy sheet scope.
 * @param {string|null|undefined} options.direction Configured direction.
 * @returns {'container'|'parent'|'viewport'} Effective bottom drawer scope.
 */
export function resolveDrawerScope({ scope, legacyScope, direction }: {
    scope: string | null | undefined;
    legacyScope: string | null | undefined;
    direction: string | null | undefined;
}): "container" | "parent" | "viewport";
/**
 * Resolves a configured bottom drawer height against the current viewport.
 * @param {string|number|null|undefined} value CSS-like height value.
 * @param {number} fallback Fallback pixel value.
 * @param {object} viewport Viewport dimensions.
 * @param {number} viewport.width Horizontal reference used by `vw` values.
 * @param {number} viewport.height Vertical reference used by `vh` and `%` values.
 * @returns {number} Resolved pixel height.
 */
export function resolveDrawerHeight(value: string | number | null | undefined, fallback: number, viewport: {
    width: number;
    height: number;
}): number;
/**
 * Clamps a drawer size between its configured limits.
 * @param {number} value Requested size.
 * @param {number} min Minimum size.
 * @param {number} max Maximum size.
 * @returns {number} Clamped size.
 */
export function clampDrawerSize(value: number, min: number, max: number): number;
export const DRAWER_DIRECTIONS: Readonly<{
    LEFT: "left";
    RIGHT: "right";
    BOTTOM: "bottom";
}>;
export const DRAWER_VARIANTS: Readonly<{
    IN_PLACE: "in-place";
    OVER: "over";
}>;
export const DRAWER_SCOPES: Readonly<{
    CONTAINER: "container";
    PARENT: "parent";
    VIEWPORT: "viewport";
}>;