import type { Face, Feature, Geometry, MValue, Properties, S2Feature, VectorFeature, VectorGeometry } from '../index.js';
/**
 * Convet a GeoJSON Feature to an S2Feature
 * @param data - GeoJSON Feature
 * @param buildBBox - optional - build a bbox for the feature if desired
 * @returns - S2Feature
 */
export declare function toS2<M = Record<string, unknown>, D extends MValue = Properties, P extends Properties = Properties>(data: Feature<M, D, P, Geometry<D>> | VectorFeature<M, D, P, VectorGeometry<D>>, buildBBox?: boolean): S2Feature<M, D, P, VectorGeometry<D>>[];
/**
 * Convert a GeoJSON Feature to a GeoJSON Vector Feature
 * @param data - GeoJSON Feature
 * @param buildBBox - optional - build a bbox for the feature if desired
 * @returns - GeoJson Vector Feature
 */
export declare function toVector<M = Record<string, unknown>, D extends MValue = Properties, P extends Properties = Properties, G extends Geometry<D> = Geometry<D>>(data: Feature<M, D, P, G>, buildBBox?: boolean): VectorFeature<M, D, P, VectorGeometry<D>>;
/** The resultant geometry after conversion */
export interface ConvertedGeometry<M extends MValue = Properties> {
    /** The vector geometry that was converted */
    geometry: VectorGeometry<M>;
    /** The face of the vector geometry that was converted */
    face: Face;
}
/** A list of converted geometries */
export type ConvertedGeometryList<M extends MValue = Properties> = ConvertedGeometry<M>[];
/**
 * Reproject GeoJSON geometry coordinates from lon-lat to a 0->1 coordinate system in place
 * @param feature - input GeoJSON
 */
export declare function toUnitScale<M = Record<string, unknown>, D extends MValue = Properties, P extends Properties = Properties>(feature: VectorFeature<M, D, P>): void;
/**
 * Reproject GeoJSON geometry coordinates from 0->1 coordinate system to lon-lat in place
 * @param feature - input GeoJSON
 */
export declare function toLL<M = Record<string, unknown>, D extends MValue = Properties, P extends Properties = Properties>(feature: VectorFeature<M, D, P>): void;
/**
 * Convert a longitude to a 0->1 coordinate
 * @param x - longitude
 * @returns a 0->1 coordinate
 */
export declare function projectX(x: number): number;
/**
 * Convert a latitude to a 0->1 coordinate
 * @param y - latitude
 * @returns a 0->1 coordinate
 */
export declare function projectY(y: number): number;