逐步完成前后端服务器

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

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+import { __extends } from "tslib";
+import Path from '../Path.js';
+var sin = Math.sin;
+var cos = Math.cos;
+var radian = Math.PI / 180;
+var RoseShape = (function () {
+    function RoseShape() {
+        this.cx = 0;
+        this.cy = 0;
+        this.r = [];
+        this.k = 0;
+        this.n = 1;
+    }
+    return RoseShape;
+}());
+export { RoseShape };
+var Rose = (function (_super) {
+    __extends(Rose, _super);
+    function Rose(opts) {
+        return _super.call(this, opts) || this;
+    }
+    Rose.prototype.getDefaultStyle = function () {
+        return {
+            stroke: '#000',
+            fill: null
+        };
+    };
+    Rose.prototype.getDefaultShape = function () {
+        return new RoseShape();
+    };
+    Rose.prototype.buildPath = function (ctx, shape) {
+        var R = shape.r;
+        var k = shape.k;
+        var n = shape.n;
+        var x0 = shape.cx;
+        var y0 = shape.cy;
+        var x;
+        var y;
+        var r;
+        ctx.moveTo(x0, y0);
+        for (var i = 0, len = R.length; i < len; i++) {
+            r = R[i];
+            for (var j = 0; j <= 360 * n; j++) {
+                x = r
+                    * sin(k / n * j % 360 * radian)
+                    * cos(j * radian)
+                    + x0;
+                y = r
+                    * sin(k / n * j % 360 * radian)
+                    * sin(j * radian)
+                    + y0;
+                ctx.lineTo(x, y);
+            }
+        }
+    };
+    return Rose;
+}(Path));
+Rose.prototype.type = 'rose';
+export default Rose;