declare namespace Ext {
    export namespace draw {
        export interface DrawConfig {
        }

        export class Draw extends Ext.Base  {
            public degrees(radian?: number): number;
            public isBBoxIntersect(bbox1?: object, bbox2?: object, padding?: number): boolean;
            public isPointInBBox(x?: object, y?: object, bbox?: object): boolean;
            public rad(degrees?: number): number;
            public reflectFn(a?: any): any;
            public smooth(dataX?: object, dataY?: object, value?: object): object;
            public spline(points?: []): void;
        }
    }
}