import { LiveAnnouncer } from '@angular/cdk/a11y';
import { BooleanInput } from '@angular/cdk/coercion';
import * as i0 from '@angular/core';
import { OnInit, OnDestroy, ChangeDetectorRef } from '@angular/core';
import * as i1 from '@angular/common';

/** Options for sizing of the spinner. */
type SpinnerSize = 'small' | 'medium' | 'large';
/** Options for aria live regions of the spinner. */
type AriaPolite = 'polite' | 'assertive' | 'off';
declare class NxSpinnerComponent implements OnInit, OnDestroy {
    private readonly _cdr;
    private readonly liveAnnouncer;
    /** Sets the size of the spinner. Default is 'small'. */
    set size(value: SpinnerSize);
    get size(): SpinnerSize;
    private _size;
    /** Whether the spinner should use a negative styling. */
    set negative(value: BooleanInput);
    get negative(): boolean;
    private _negative;
    /**
     * Message that will be announced by screen readers at instantiation.
     * Do __not__ combine with an `aria-live` area.
     * Empty messages will be ignored. Defaults to empty/no message
     */
    set activationAnnouncement(value: string);
    get activationAnnouncement(): string;
    private _activationAnnouncement;
    /**
     * Message that will be announced by screen readers at destroy.
     * Do __not__ combine with an `aria-live` area.
     * Empty messages will be ignored. Defaults to empty/no message
     */
    set completionAnnouncement(value: string);
    get completionAnnouncement(): string;
    private _completionAnnouncement;
    /** Sets the aria live regions of the spinner. Default is 'assertive'. */
    ariaPoliteness: AriaPolite;
    constructor(_cdr: ChangeDetectorRef, liveAnnouncer: LiveAnnouncer);
    ngOnInit(): void;
    ngOnDestroy(): void;
    private announce;
    static ɵfac: i0.ɵɵFactoryDeclaration<NxSpinnerComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NxSpinnerComponent, "nx-spinner", never, { "size": { "alias": "size"; "required": false; }; "negative": { "alias": "negative"; "required": false; }; "activationAnnouncement": { "alias": "activationAnnouncement"; "required": false; }; "completionAnnouncement": { "alias": "completionAnnouncement"; "required": false; }; "ariaPoliteness": { "alias": "ariaPoliteness"; "required": false; }; }, {}, never, never, true, never>;
}

declare class NxSpinnerModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<NxSpinnerModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<NxSpinnerModule, never, [typeof i1.CommonModule, typeof NxSpinnerComponent], [typeof NxSpinnerComponent]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<NxSpinnerModule>;
}

export { NxSpinnerComponent, NxSpinnerModule };
export type { AriaPolite, SpinnerSize };