import { TCOCOSegmentation } from 'src/types/coco';
export declare function loadImage(imgSrc: string): Promise<HTMLImageElement>;
export declare function guid(): string;
export declare function isMobile(): boolean;
export declare function getVertexPosition(el: HTMLElement): {
    top: number;
    left: number;
};
export declare function pxToNumber(v: string): number;
export declare function ObjectForeach(obj: Record<any, any>, fn: (value: any, key: string, i: number) => void): void;
export declare function isMove(startOffset: {
    offsetX: number;
    offsetY: number;
}, endOffset: {
    offsetX: number;
    offsetY: number;
}): boolean;
export declare function calcArea(segmentation: TCOCOSegmentation): number;