export declare class CanvasPoint {
    x: number;
    y: number;
    constructor(x: number, y: number);
    distanceTo(point: CanvasPoint): number;
    angleTo(point: CanvasPoint): number;
    offsetRTheta(r: number, theta: number): CanvasPoint;
    toString(): string;
}
export declare enum CanvasTool {
    PEN = "Pen",
    ERASER = "Eraser",
    RECTANGLE = "Rectangle",
    CIRCLE = "Circle",
    LINE = "Line",
    ARROW = "Arrow",
    TEXT = "Text",
    UNDO = "Undo",
    REDO = "Redo",
    CLEAR = "Clear",
    NONE = "None"
}