import { ElementRef, EventEmitter, OnChanges } from '@angular/core';
import { GridMedia } from '../../grid/GridMedia';
import { DomSanitizer, SafeStyle } from '@angular/platform-browser';
import { LightboxService } from '../lightbox.service';
export declare class GalleryLightboxMediaComponent implements OnChanges {
    elementRef: ElementRef;
    lightboxService: LightboxService;
    private sanitizer;
    gridMedia: GridMedia;
    nextGridMedia: GridMedia;
    loadMedia: boolean;
    windowAspect: number;
    zoom: number;
    drag: {
        x: number;
        y: number;
    };
    videoSourceError: EventEmitter<any>;
    video: ElementRef<HTMLVideoElement>;
    imageElement: ElementRef<HTMLImageElement>;
    prevGirdPhoto: GridMedia;
    imageSize: {
        width: string;
        height: string;
    };
    imageLoadFinished: {
        this: boolean;
        next: boolean;
    };
    thumbnailSrc: string;
    photo: {
        src: string;
        isBestFit: boolean;
    };
    transcodeNeedVideos: string[];
    private nextImage;
    private mediaLoaded;
    private videoProgress;
    constructor(elementRef: ElementRef, lightboxService: LightboxService, sanitizer: DomSanitizer);
    get ImageTransform(): SafeStyle;
    get VideoProgress(): number;
    set VideoProgress(value: number);
    get VideoVolume(): number;
    set VideoVolume(value: number);
    get Muted(): boolean;
    get Paused(): boolean;
    private get ThumbnailUrl();
    isRenderedMediaLoaded(): boolean;
    isNextMediaLoaded(): boolean;
    ngOnChanges(): void;
    mute(): void;
    playPause(): void;
    onImageError(): void;
    onImageLoad(): void;
    showThumbnail(): boolean;
    onSourceError(): void;
    onVideoProgress(): void;
    /**
     * Loads next photo to faster show it on navigation.
     * Called after the current photo is loaded
     * @private
     */
    private loadNextPhoto;
    /**
     * Checks if the available preview size is adequate for lightbox display.
     * Returns false if the preview would be significantly smaller than the lightbox area.
     */
    private isPreviewAdequateForLightbox;
    private loadPhoto;
    private setImageSize;
}