import { AbstractControl, ValidationErrors, Validator } from '@angular/forms';
import * as i0 from "@angular/core";
export declare type CoordinateType = 'latitude' | 'longitude' | 'both';
/**
 * Coordinate validator directive
 *
 * Usage:
 * <input
 *   type="number"
 *   coordinateValidator="latitude"
 *   [(ngModel)]="latitude"
 * />
 *
 * <input
 *   type="text"
 *   coordinateValidator="both"
 *   [(ngModel)]="coordinates"
 * />
 */
export declare class CoordinateValidatorDirective implements Validator {
    coordinateType: CoordinateType;
    validate(control: AbstractControl): ValidationErrors | null;
    /**
     * Validate latitude value
     */
    private validateLatitude;
    /**
     * Validate longitude value
     */
    private validateLongitude;
    /**
     * Validate coordinate pair (lat,lng format)
     */
    private validateCoordinatePair;
    /**
     * Parse number from string or return null if invalid
     */
    private parseNumber;
    static ɵfac: i0.ɵɵFactoryDeclaration<CoordinateValidatorDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<CoordinateValidatorDirective, "[coordinateValidator]", never, { "coordinateType": "coordinateValidator"; }, {}, never, never, true, never>;
}
/**
 * Standalone validator functions for use in reactive forms
 */
export declare class CoordinateValidators {
    /**
     * Latitude validator
     */
    static latitude(control: AbstractControl): ValidationErrors | null;
    /**
     * Longitude validator
     */
    static longitude(control: AbstractControl): ValidationErrors | null;
    /**
     * Coordinate pair validator
     */
    static coordinates(control: AbstractControl): ValidationErrors | null;
    /**
     * Create custom coordinate range validator
     */
    static range(minLat: number, maxLat: number, minLng: number, maxLng: number): (control: AbstractControl) => ValidationErrors | null;
    /**
     * Precision validator (number of decimal places)
     */
    static precision(maxDecimalPlaces: number): (control: AbstractControl) => ValidationErrors | null;
}