import { OnDestroy, ElementRef, AfterViewInit, SimpleChanges, OnChanges } from '@angular/core';
import * as i0 from "@angular/core";
export interface NcGalleriaImage {
    src: string;
    title?: string;
}
export declare type NcObjectFitType = 'contain' | 'cover' | 'fill';
export declare type NcIndicatorsPositionType = 'inside' | 'outside';
export declare type NcNavButtonsDisplayType = 'hover' | 'always';
export declare type NcFullscreenButtonDisplayType = 'hover' | 'always' | 'hidden';
export declare class GalleriaComponent implements OnDestroy, AfterViewInit, OnChanges {
    /** 图片数组 */
    private _images;
    set ncImages(value: string[] | NcGalleriaImage[]);
    get ncImages(): NcGalleriaImage[];
    /** 组件宽度 */
    ncWidth: string;
    /** 组件高度 */
    ncHeight: string;
    /** 缩略图宽度 */
    ncThumbnailWidth: number;
    /** 缩略图高度 */
    ncThumbnailHeight: number;
    /** 图片适应方式 */
    ncObjectFit: NcObjectFitType;
    /** 自动播放 */
    private _autoPlay;
    set ncAutoPlay(val: boolean | string);
    get ncAutoPlay(): boolean;
    /** 自动播放间隔 */
    ncAutoPlayInterval: number;
    /** 显示缩略图 */
    private _showThumbnails;
    set ncShowThumbnails(val: boolean | string);
    get ncShowThumbnails(): boolean;
    /** 显示指示器 */
    private _showIndicators;
    set ncShowIndicators(val: boolean | string);
    get ncShowIndicators(): boolean;
    /** 指示器显示位置 */
    ncIndicatorsPosition: NcIndicatorsPositionType;
    /** 显示导航按钮 */
    private _showNavButtons;
    set ncShowNavButtons(val: boolean | string);
    get ncShowNavButtons(): boolean;
    /** 导航按钮显示方式 */
    ncNavButtonsDisplay: NcNavButtonsDisplayType;
    /** 启用全屏预览 */
    private _enableFullscreen;
    set ncEnableFullscreen(val: boolean | string);
    get ncEnableFullscreen(): boolean;
    /** 全屏按钮显示方式 */
    ncFullscreenButtonDisplay: NcFullscreenButtonDisplayType;
    /** 显示图片数目 */
    private _showIndex;
    set ncShowIndex(val: boolean | string);
    get ncShowIndex(): boolean;
    /** 显示图片标题 */
    private _showTitle;
    set ncShowTitle(val: boolean | string);
    get ncShowTitle(): boolean;
    /** 滚轮缩放 */
    private _wheelScale;
    set ncWheelScale(val: boolean | string);
    get ncWheelScale(): boolean;
    currentIndex: number;
    thumbnailStartIndex: number;
    thumbnailTransform: number;
    isFullscreen: boolean;
    isFullscreenAutoPlaying: boolean;
    private autoPlayTimer;
    fullscreenScale: number;
    fullscreenTranslateX: number;
    fullscreenTranslateY: number;
    private minScale;
    private maxScale;
    private isDragging;
    private lastMouseX;
    private lastMouseY;
    galleriaContainer: ElementRef;
    private actualContainerWidth;
    private resizeTimeout;
    get thumbnailActualWidth(): number;
    get actualVisibleThumbnailCount(): number;
    get shouldCenterThumbnails(): boolean;
    private getMaxThumbnailScroll;
    constructor();
    ngAfterViewInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    startInit(): void;
    private updateActualContainerWidth;
    init(): void;
    ngOnDestroy(): void;
    selectImage(index: number): void;
    private resetFullscreenZoom;
    previousImage(): void;
    nextImage(): void;
    private updateThumbnailView;
    scrollThumbnailsLeft(): void;
    scrollThumbnailsRight(): void;
    canScrollLeft(): boolean;
    canScrollRight(): boolean;
    private startAutoPlay;
    private stopAutoPlay;
    onMouseEnter(): void;
    onMouseLeave(): void;
    onWindowResize(event: any): void;
    onKeyDown(event: KeyboardEvent): void;
    onImageError(event: any): void;
    onThumbnailError(event: any): void;
    private createErrorImageSvg;
    openFullscreen(): void;
    closeFullscreen(): void;
    toggleFullscreenAutoPlay(): void;
    onFullscreenKeyDown(event: KeyboardEvent): void;
    onFullscreenWheel(event: WheelEvent): void;
    onFullscreenMouseDown(event: MouseEvent): void;
    onFullscreenMouseMove(event: MouseEvent): void;
    onFullscreenMouseUp(event: MouseEvent): void;
    private constrainTranslation;
    getFullscreenImageTransform(): string;
    onFullscreenDoubleClick(event: MouseEvent): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<GalleriaComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<GalleriaComponent, "nc-galleria", never, { "ncImages": "ncImages"; "ncWidth": "ncWidth"; "ncHeight": "ncHeight"; "ncThumbnailWidth": "ncThumbnailWidth"; "ncThumbnailHeight": "ncThumbnailHeight"; "ncObjectFit": "ncObjectFit"; "ncAutoPlay": "ncAutoPlay"; "ncAutoPlayInterval": "ncAutoPlayInterval"; "ncShowThumbnails": "ncShowThumbnails"; "ncShowIndicators": "ncShowIndicators"; "ncIndicatorsPosition": "ncIndicatorsPosition"; "ncShowNavButtons": "ncShowNavButtons"; "ncNavButtonsDisplay": "ncNavButtonsDisplay"; "ncEnableFullscreen": "ncEnableFullscreen"; "ncFullscreenButtonDisplay": "ncFullscreenButtonDisplay"; "ncShowIndex": "ncShowIndex"; "ncShowTitle": "ncShowTitle"; "ncWheelScale": "ncWheelScale"; }, {}, never, never>;
}