declare namespace Ext {
    export namespace draw {
        export namespace gradient {
            export interface RadialConfig {
                end?: object;
                start?: object;
                stops?: object[];
            }

            export class Radial extends Ext.draw.gradient.Gradient  {
                public getEnd(): void;
                public getStart(): void;
                public setEnd(): void;
                public setStart(): void;
            }
        }
    }
}