import { FieldType } from '@ngx-formly/core';
import * as i0 from "@angular/core";
export declare class CheckboxComponent extends FieldType {
    toggleSelection(option: any): void;
    isSelected(option: any): boolean;
    get options$(): import("rxjs").Observable<any[]>;
    static ɵfac: i0.ɵɵFactoryDeclaration<CheckboxComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<CheckboxComponent, "sa-checkbox", never, {}, {}, never, never, true, never>;
}