@antv/util/esm/path/process/line-2-cubic.js

> AntV 底层依赖的工具库，不建议在自己业务中使用。

import { segmentLineFactory } from '../util/segment-line-factory';
import { midPoint } from '../util/mid-point';
export function lineToCubic(x1, y1, x2, y2) {
    var t = 0.5;
    var p0 = [x1, y1];
    var p1 = [x2, y2];
    var p2 = midPoint(p0, p1, t);
    var p3 = midPoint(p1, p2, t);
    var p4 = midPoint(p2, p3, t);
    var p5 = midPoint(p3, p4, t);
    var p6 = midPoint(p4, p5, t);
    // const seg1 = [...p0, ...p2, ...p4, ...p6, t];
    // @ts-ignore
    var cp1 = segmentLineFactory(p0[0], p0[1], p2[0], p2[1], p4[0]).point;
    // const seg2 = [...p6, ...p5, ...p3, ...p1, 0];
    // @ts-ignore
    var cp2 = segmentLineFactory(p6[0], p6[1], p5[0], p5[1], p3[0]).point;
    return [cp1.x, cp1.y, cp2.x, cp2.y, x2, y2];
}
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