freesewing/designs/wahid/src/frontlining.js

export default (part) => {
  let { points, Point, paths, Path, options, macro, snippets, Snippet, complete, sa } =
    part.shorthand()
  // Cleanup from Brian
  for (let i of Object.keys(paths)) delete paths[i]
  for (let i of Object.keys(snippets)) delete snippets[i]
  // Seam line
  paths.seam = new Path()
    .move(points.hem)
    .line(points.hips)
    .curve(points.hipsCp2, points.waistCp1, points.waist)
    .curve_(points.waistCp2, points.armhole)
    .curve(points.armholeCp2, points.armholeHollowCp1, points.armholeHollow)
    .curve(points.armholeHollowCp2, points.armholePitchCp1, points.armholePitch)
    .curve(points.armholePitchCp2, points.shoulderCp1, points.shoulder)
    .line(points.flbTop)
    .curve(points.flbCpTop, points.flbCp, points.dartTop)
    ._curve(points.dartWaistRightCpTop, points.dartWaistRight)
    .curve(points.dartWaistRightCpBottom, points.dartHipRightCpTop, points.dartHipRight)
    .line(points.dartEnd)
  if (options.hemStyle === 'classic') {
    paths.seam.curve(points.splitDartHemRightCp2, points.splitHemCp1, points.hem)
  } else paths.seam.line(points.hem)
  paths.seam.close()
  if (complete) {
    //Grainline
    let grainlineVariableLength = points.armhole.dist(points.hem)
    let grainlineVariableShift = points.dartHipRightCpTop.dist(points.hipsCp2) * 0.1
    points.grainlineFromLining = new Point(points.dartEnd.x, points.dartEnd.y)
      .shift(90, grainlineVariableLength)
      .shift(0, grainlineVariableShift)
    points.grainlineToLining = new Point(points.dartEnd.x, points.dartEnd.y).shift(
      0,
      grainlineVariableShift
    )
    macro('grainline', {
      from: points.grainlineFromLining,
      to: points.grainlineToLining,
    })
    if (sa) paths.sa = paths.seam.offset(sa).attr('class', 'fabric sa')
    points.title = points.armhole.shiftFractionTowards(points.dartTop, 0.5)
    macro('title', {
      nr: 4,
      at: points.title,
      title: 'frontLining',
    })
    points.logo = points.dartWaistRight.shiftFractionTowards(points.waist, 0.5)
    snippets.logo = new Snippet('logo', points.logo)
  }
  return part
}