/// <reference types="lodash" />
import Editor from '../Editor';
import { getDifference } from './rotate-controller.utils';
declare class RotateController {
    isRotating: boolean;
    private editor;
    private rotateTool;
    private originalCenter;
    private normalizedCenterInitialHandleVec;
    private handleCenter;
    private initialRadius;
    private isMovingCenter;
    private handle?;
    private boundingRect?;
    private cross?;
    private link?;
    private protractor?;
    private rotateArc?;
    private snapAngleIndicator?;
    constructor(editor: Editor);
    private init;
    private get render();
    private get paper();
    private get center();
    rerender(): void;
    clean(): void;
    /**
     * Revert rotation by pressing "Escape" key or "Right click" button
     */
    revert(): void;
    private isPartOfFragmentSelected;
    private show;
    private drawCross;
    private drawBoundingRect;
    private drawHandle;
    private drawLink;
    private drawProtractor;
    private drawRotateArc;
    private hoverIn;
    private hoverOut;
    private getProtractorBaseInfo;
    private dragStart;
    private dragMove;
    private dragEnd;
    private hoverCrossIn;
    private hoverCrossOut;
    private dragCrossStart;
    private dragCrossMove;
    private dragCrossEnd;
    private dragCrossEndOUtOfBounding;
    updateFloatingToolsPosition: import("lodash").DebouncedFunc<() => void>;
    private updateSnapAngleIndicator;
    private drawSnapAngleIndicator;
}
export default RotateController;
export { getDifference };