declare const _default: (instance?: typeof import("fabric/fabric-impl")) => void;
export default _default;
declare module 'fabric' {
    namespace fabric {
        interface Object {
            __corner: string | undefined;
            controls: {
                [key: string]: Control;
            };
        }
        interface IUtil {
            isTouchEvent(event: Event): boolean;
            getPointer(event: Event, a?: any): Point;
        }
        interface Polyline {
            _editingMode: boolean;
            toleranceFromLine: number;
            registerEditingEvents(): void;
            enterEditingMode(): void;
            exitEditingMode(): void;
            addPoint(point: Point, index: number): void;
            removePoint(event: IEvent): void;
            hasBordersEditing: Object['hasBorders'];
            cornerStyleEditing: Object['cornerStyle'];
            cornerColorEditing: Object['cornerColor'];
            __defaultFireClicks: {
                right: Canvas['fireRightClick'];
                middle: Canvas['fireMiddleClick'];
                contextMenu: Canvas['stopContextMenu'];
            };
            __defaultControlOptions: {
                controls: Object['controls'];
                hasBorders: Object['hasBorders'];
                cornerStyle: Object['cornerStyle'];
                cornerColor: Object['cornerColor'];
            };
            _setPositionDimensions(options: any): void;
            __createEditingControl(point: Point): Control;
            __editingControls(): {
                [key: string]: Control;
            };
            __editingTransformPoint(point: Point): Point;
            __editingControlPositionHandler(point: Point): ReturnType<Exclude<IControlOptions['positionHandler'], undefined>>;
            __editingActionHandler(point: Point, eventData: MouseEvent, transform: any, x: number, y: number): ReturnType<Exclude<IControlOptions['actionHandler'], undefined>>;
            __editingPositionAfter(index: number): void;
            __findCLosestPointIndex(point: Point, tolerance?: number): number | undefined;
            setPositionByOrigin(point: Point, originX: string | number, originY: string | number): void;
            controls: {
                [key: string]: Control;
            };
        }
        class Control {
            constructor(options: IControlOptions);
            visible: boolean;
            actionName: string;
            angle: number;
            x: number;
            y: number;
            offsetX: number;
            offsetY: number;
            cursorStyle: string;
            withConnection: boolean;
            actionHandler: (event: MouseEvent, transformData: any, x: number, y: number) => boolean;
            mouseDownHandler: (event: MouseEvent, transformData: any, object: Object) => any;
            mouseUpHandler: (event: MouseEvent, transformData: any, object: Object) => any;
        }
        interface IControlOptions extends Partial<Control> {
            getActionHandler?: (event: MouseEvent, transformData: any) => Function;
            getMouseDownHandler?: (event: MouseEvent, transformData: any, object: Object) => Function | undefined;
            getMouseUpHandler?: (event: MouseEvent, transformData: any, object: Object) => Function | undefined;
            cursorStyleHandler?: (event: MouseEvent, transformData: any, object: Object) => string;
            getActionName?: (event: MouseEvent, transformData: any, object: Object) => string;
            getVisibility?: (event: MouseEvent, transformData: any, object: Object) => boolean;
            setVisibility?: (visibility: boolean) => void;
            positionHandler?: (dimenions: any, matrix: any, object: Object, control: Control) => Point;
            render?: (ctx: CanvasRenderingContext2D, left: number, top: number, style: IObjectOptions, object: Object) => void;
        }
    }
}