declare namespace Ext {
    export namespace draw {
        export namespace engine {
            export interface SvgContextConfig {
            }

            export class SvgContext extends Ext.Base  {
                public arc(x?: number, y?: number, radius?: number, startAngle?: number, endAngle?: number, anticlockwise?: number): void;
                public arcSvg(r1?: number, r2?: number, rotation?: number, large?: number, swipe?: number, x2?: number, y2?: number): void;
                public arcTo(x1?: number, y1?: number, x2?: number, y2?: number, radiusX?: number, radiusY?: number, rotation?: number): void;
                public beginPath(): void;
                public bezierCurveTo(x1?: number, y1?: number, x2?: number, y2?: number, x3?: number, y3?: number): void;
                public clear(): void;
                public closePath(): void;
                public createLinearGradient(x0?: number, y0?: number, x1?: number, y1?: number): Ext.draw.engine.SvgContext.Gradient;
                public createRadialGradient(x0?: number, y0?: number, r0?: number, x1?: number, y1?: number, r1?: number): Ext.draw.engine.SvgContext.Gradient;
                public drawImage(image?: HTMLElement, sx?: number, sy?: number, sw?: number, sh?: number, dx?: number, dy?: number, dw?: number, dh?: number): void;
                public ellipse(x?: number, y?: number, radiusX?: number, radiusY?: number, rotation?: number, startAngle?: number, endAngle?: number, anticlockwise?: number): void;
                public fill(): void;
                public fillRect(x?: number, y?: number, width?: number, height?: number): void;
                public fillStroke(attr?: object, transformFillStroke?: boolean): void;
                public fillText(text?: string, x?: number, y?: number): void;
                public lineTo(x?: number, y?: number): void;
                public moveTo(x?: number, y?: number): void;
                public rect(x?: number, y?: number, width?: number, height?: number): void;
                public restore(): void;
                public rotate(angle?: number): void;
                public save(): void;
                public scale(x?: number, y?: number): void;
                public setTransform(xx?: number, yx?: number, xy?: number, yy?: number, dx?: number, dy?: number): void;
                public stroke(): void;
                public strokeRect(x?: number, y?: number, width?: number, height?: number): void;
                public strokeText(text?: string, x?: number, y?: number): void;
                public transform(xx?: number, yx?: number, xy?: number, yy?: number, dx?: number, dy?: number): void;
                public translate(x?: number, y?: number): void;
            }
        }
    }
}