import { ResizeAdvancedAction } from "./ResizeAdvancedAction.js";
import { IActionModel } from "../../internal/models/IActionModel.js";
/**
 * @description Defines a thumbnail resize action.
 * @extends Actions.Resize.ResizeAdvancedAction
 * @memberOf Actions.Resize
 * @see Visit {@link Actions.Resize| Resize} for examples
 */
declare class ThumbResizeAction extends ResizeAdvancedAction {
    /**
     * @description Controls how much of the original image surrounding the face to keep when using either the 'crop' or 'thumb' cropping modes with face detection.
     * @param {number | string} z The zoom factor. (Default: 1.0)
     */
    zoom(z: number | string): this;
    static fromJson(actionModel: IActionModel): ThumbResizeAction;
}
export { ThumbResizeAction };