逐步完成前后端服务器

frontend/node_modules/zrender/lib/graphic/shape/Polyline.js

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+import { __extends } from "tslib";
+import Path from '../Path.js';
+import * as polyHelper from '../helper/poly.js';
+var PolylineShape = (function () {
+    function PolylineShape() {
+        this.points = null;
+        this.percent = 1;
+        this.smooth = 0;
+        this.smoothConstraint = null;
+    }
+    return PolylineShape;
+}());
+export { PolylineShape };
+var Polyline = (function (_super) {
+    __extends(Polyline, _super);
+    function Polyline(opts) {
+        return _super.call(this, opts) || this;
+    }
+    Polyline.prototype.getDefaultStyle = function () {
+        return {
+            stroke: '#000',
+            fill: null
+        };
+    };
+    Polyline.prototype.getDefaultShape = function () {
+        return new PolylineShape();
+    };
+    Polyline.prototype.buildPath = function (ctx, shape) {
+        polyHelper.buildPath(ctx, shape, false);
+    };
+    return Polyline;
+}(Path));
+Polyline.prototype.type = 'polyline';
+export default Polyline;