loadExistingImage(image_data_url, image_container) {
        const image = new Image();
        this.attachImageOnLoadHandler(image, image_container);
        image.src = image_data_url;
        image_container.prepend(image);
    }
/**
     * Handle loading an existing image that has been passed from the server.
     *
     * @param {string} image_data_url The image encoded as a base64 data url.
     * @param {HTMLDivElement} image_container The div which holds the image.
     */
Handle loading an existing image that has been passed from the server.
@param {string} image_data_url The image encoded as a base64 data url.
@param {HTMLDivElement} image_container The div which holds the image.
Handle loading an existing image that has been passed from the server . @param { string } image_data_url The image encoded as a base64 data url . @param { HTMLDivElement } image_container The div which holds the image .
loadExistingImage(image_data_url, image_container) {
        const image = new Image();
        this.attachImageOnLoadHandler(image, image_container);
        image.src = image_data_url;
        image_container.prepend(image);
    }
loadExistingImage ( image_data_url , image_container ) { const image = new Image ( ) ; this . attachImageOnLoadHandler ( image , image_container ) ; image . src = image_data_url ; image_container . prepend ( image ) ; }
Handle loading an existing image that has been passed from the server.
Handle loading an existing image that has been passed from the server .