1 line
7.9 KiB
JSON
1 line
7.9 KiB
JSON
{"ast":null,"code":"import { CardinalClosed } from \"./cardinalClosed.js\";\nimport noop from \"../noop.js\";\nimport { point } from \"./catmullRom.js\";\nfunction CatmullRomClosed(context, alpha) {\n this._context = context;\n this._alpha = alpha;\n}\nCatmullRomClosed.prototype = {\n areaStart: noop,\n areaEnd: noop,\n lineStart: function () {\n this._x0 = this._x1 = this._x2 = this._x3 = this._x4 = this._x5 = this._y0 = this._y1 = this._y2 = this._y3 = this._y4 = this._y5 = NaN;\n this._l01_a = this._l12_a = this._l23_a = this._l01_2a = this._l12_2a = this._l23_2a = this._point = 0;\n },\n lineEnd: function () {\n switch (this._point) {\n case 1:\n {\n this._context.moveTo(this._x3, this._y3);\n this._context.closePath();\n break;\n }\n case 2:\n {\n this._context.lineTo(this._x3, this._y3);\n this._context.closePath();\n break;\n }\n case 3:\n {\n this.point(this._x3, this._y3);\n this.point(this._x4, this._y4);\n this.point(this._x5, this._y5);\n break;\n }\n }\n },\n point: function (x, y) {\n x = +x, y = +y;\n if (this._point) {\n var x23 = this._x2 - x,\n y23 = this._y2 - y;\n this._l23_a = Math.sqrt(this._l23_2a = Math.pow(x23 * x23 + y23 * y23, this._alpha));\n }\n switch (this._point) {\n case 0:\n this._point = 1;\n this._x3 = x, this._y3 = y;\n break;\n case 1:\n this._point = 2;\n this._context.moveTo(this._x4 = x, this._y4 = y);\n break;\n case 2:\n this._point = 3;\n this._x5 = x, this._y5 = y;\n break;\n default:\n point(this, x, y);\n break;\n }\n this._l01_a = this._l12_a, this._l12_a = this._l23_a;\n this._l01_2a = this._l12_2a, this._l12_2a = this._l23_2a;\n this._x0 = this._x1, this._x1 = this._x2, this._x2 = x;\n this._y0 = this._y1, this._y1 = this._y2, this._y2 = y;\n }\n};\nexport default (function custom(alpha) {\n function catmullRom(context) {\n return alpha ? 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