import { EventEmitter, InjectOptions, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { ObjectEvent } from 'ol/Object';
import { Condition } from 'ol/events/condition';
import BaseEvent from 'ol/events/Event';
import KeyboardZoom, { Options } from 'ol/interaction/KeyboardZoom';
import { NolPrefixedOptions, NolSafeAny } from 'ngx-ol-library/core';
import * as i0 from "@angular/core";
/**
 * Interaction component that allows the user to zoom the map using keyboard `+` and `-`.
 * @name nol-keyboard-zoom-interaction
 * @order 1
 */
export declare class NolKeyboardZoomInteractionComponent implements NolPrefixedOptions<Options>, OnInit, OnChanges, OnDestroy {
    nolActive: boolean;
    nolDuration?: number;
    nolCondition?: Condition;
    nolDelta?: number;
    nolProperties?: Record<string, NolSafeAny>;
    nolActiveChange: EventEmitter<boolean>;
    nolChange: EventEmitter<BaseEvent>;
    nolError: EventEmitter<BaseEvent>;
    nolPropertychange: EventEmitter<ObjectEvent>;
    private readonly cdr;
    private readonly destroyRef;
    private readonly host;
    private instance;
    getInstance(): KeyboardZoom;
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NolKeyboardZoomInteractionComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NolKeyboardZoomInteractionComponent, "nol-keyboard-zoom-interaction", ["nolKeyboardZoomInteraction"], { "nolActive": { "alias": "nolActive"; "required": false; }; "nolDuration": { "alias": "nolDuration"; "required": false; }; "nolCondition": { "alias": "nolCondition"; "required": false; }; "nolDelta": { "alias": "nolDelta"; "required": false; }; "nolProperties": { "alias": "nolProperties"; "required": false; }; }, { "nolActiveChange": "nolActiveChange"; "nolChange": "nolChange"; "nolError": "nolError"; "nolPropertychange": "nolPropertychange"; }, never, ["*"], true, never>;
}
export declare function useKeyboardZoomInteraction(): NolKeyboardZoomInteractionComponent;
export declare function useKeyboardZoomInteraction(options: InjectOptions & {
    optional?: false;
}): NolKeyboardZoomInteractionComponent;
export declare function useKeyboardZoomInteraction(options: InjectOptions): NolKeyboardZoomInteractionComponent | null;