mr-crocs-adventures/js/MediaImageCollection.js

import InterfaceEvent from "./events/InterfaceEvent.js";
import ImageLoadedEvent from "./events/ImageLoadedEvent";

export default class MediaImageCollection
{
    constructor()
    {
        this.mediaImages = [];
        this.numberImagesLoaded = 0;

        window.addEventListener(
            ImageLoadedEvent.NAME,
            () => {
                this.numberImagesLoaded++;

                if (this.numberImagesLoaded === this.mediaImages.length) {
                    window.dispatchEvent(new InterfaceEvent.MEDIA_COLLECTION_LOADED);
                }
            }
        )
    }

    addMediaImage(mediaImage)
    {
        this.mediaImages.push(mediaImage);

    }
}