import { IPoint } from '../../../core/point';
import { SplineProcessor } from '../../../core/spline';
import { Theme } from '../theme';
import { IDisposable } from '../../../types';
interface ISplineOptions {
    theme: Theme;
    gridSize: number;
    anchorSize: number;
}
export declare class ImgstrySpline extends SplineProcessor implements IDisposable {
    private _canvas;
    private _options;
    static getCanvas: (selector: string | HTMLCanvasElement) => HTMLCanvasElement;
    private _context;
    private _maxAnchors;
    private _anchor$;
    private _draw$;
    private _destroyed$;
    private _dragging$;
    private get _width();
    private get _height();
    private get _colors();
    private get _gridSize();
    private get _anchorSize();
    private _fauxWidth;
    private _fauxHeight;
    private _padding;
    constructor(_canvas: HTMLCanvasElement, _options?: ISplineOptions);
    add: (point: IPoint) => void;
    remove: (point: IPoint | null) => void;
    dispose(): void;
    private _draw;
    private _drawCircles;
    private _drawCursor;
    private _drawSplineCurve;
    private _mouseToPoint;
    private _scaleUp;
    private _moveToAnchorHover;
    private _moveToAnchorMove;
    private _mouseMove;
    private _mouseLeave;
    private _dblClick;
}
export {};