逐步完成前后端服务器

frontend/node_modules/zrender/lib/graphic/RadialGradient.d.ts

@@ -0,0 +1,15 @@
+import Gradient, { GradientColorStop, GradientObject } from './Gradient';
+export interface RadialGradientObject extends GradientObject {
+    type: 'radial';
+    x: number;
+    y: number;
+    r: number;
+}
+declare class RadialGradient extends Gradient {
+    type: 'radial';
+    x: number;
+    y: number;
+    r: number;
+    constructor(x: number, y: number, r: number, colorStops?: GradientColorStop[], globalCoord?: boolean);
+}
+export default RadialGradient;