import { ImageEditor } from '../index';
export declare class UndoRedo {
    private parent;
    private lowerContext;
    private upperContext;
    private tempCurrSelPoint;
    private undoRedoStep;
    private undoRedoColl;
    private appliedUndoRedoColl;
    private tempUndoRedoColl;
    private tempUndoRedoStep;
    private tempActObj;
    private isPreventing;
    private preventEditComplete;
    private preventApplyEditComplete;
    constructor(parent: ImageEditor);
    destroy(): void;
    private addEventListener;
    private removeEventListener;
    private initializeUrPvtProp;
    private undoRedo;
    getModuleName(): string;
    private reset;
    private refreshUrc;
    private updateCurrUrc;
    private triggerActionCompletedEvent;
    private getUndoRedoAction;
    private cancelCropSelection;
    private refreshToolbarActions;
    private applyCurrentChanges;
    private callUndo;
    private callRedo;
    private undo;
    private redo;
    private imageFlip;
    private shapeTransform;
    private updateFreehandDraw;
    private updateFreehandDrawCustomized;
    private updateDelete;
    private updateTextAreaCustomization;
    private updateText;
    private updateTextBox;
    private undoDefault;
    private endUndoRedo;
    private updateUrc;
    private updateUrObj;
    private updateUndoRedo;
    private getZeroZoomObjPointValue;
    private updateObjColl;
    private applyImgTranform;
    private updateUndoRedoStack;
}