逐步完成前后端服务器

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

@@ -0,0 +1,19 @@
+import Displayable from '../graphic/Displayable';
+import { ImagePatternObject } from '../graphic/Pattern';
+import Path from '../graphic/Path';
+export declare function createCanvasPattern(this: void, ctx: CanvasRenderingContext2D, pattern: ImagePatternObject, el: {
+    dirty: () => void;
+}): CanvasPattern;
+export declare type BrushScope = {
+    inHover: boolean;
+    viewWidth: number;
+    viewHeight: number;
+    prevElClipPaths?: Path[];
+    prevEl?: Displayable;
+    allClipped?: boolean;
+    batchFill?: string;
+    batchStroke?: string;
+    lastDrawType?: number;
+};
+export declare function brushSingle(ctx: CanvasRenderingContext2D, el: Displayable): void;
+export declare function brush(ctx: CanvasRenderingContext2D, el: Displayable, scope: BrushScope, isLast: boolean): void;