freesewing/packages/examples/src/point_angle.js

export default part => {
  let { Point, points, Path, paths } = part.shorthand();

  points.sun = new Point(10, 5);
  points.moon = points.sun.shift(-15, 70);
  points.text = points.sun
    .shiftFractionTowards(points.moon, 0.8)
    .attr("data-text", points.sun.angle(points.moon) + "°")
    .attr("data-text-class", "text-sm fill-note center");

  paths.line = new Path()
    .move(points.sun)
    .line(points.moon)
    .attr("class", "dashed");

  return part;
};