import { Geometry, Polygon, MultiPolygon, Feature, FeatureCollection, SketchGeometryTypes } from "../types/index.js";
/** Helper to convert a Feature or a FeatureCollection to a Feature array */
export declare function toFeatureArray(input: Feature | FeatureCollection): Feature<Geometry, import("geojson").GeoJsonProperties>[];
export declare function toFeaturePolygonArray(input: Feature<Polygon | MultiPolygon> | FeatureCollection<Polygon | MultiPolygon>): Feature<Polygon | MultiPolygon, import("geojson").GeoJsonProperties>[];
/**
 * Returns a Feature with given features geometry and properties. Reasonable defaults are given for properties not provided
 * Default geometry is a square from 0,0 to 1,1
 */
export declare const genFeature: <G extends Geometry = SketchGeometryTypes>(options?: {
    feature?: Feature<G>;
    name?: string;
    id?: string;
}) => Feature<G>;
/**
 * Given array of features, return a feature collection with given properties.
 * Generates reasonable default values for any properties not passed in
 * The geometry type of the returned collection will match the one passed in
 * Properties of features are retained
 */
export declare const genFeatureCollection: <G extends Geometry = SketchGeometryTypes>(features: Feature<G>[], options?: {
    name?: string;
    id?: string;
}) => FeatureCollection<G>;