import { calculateRatios, backSideBoundary } from "./shared"; export default function(part) { calculateRatios(part); let { store, points, measurements, options, Point, paths, Path } = part.shorthand(); /** * Shaping the back seam */ points.cbChest = new Point(0, points.armholePitchCp1.y); if (options.centerBackDart > 0) { points.cbChestCp1 = points.cbChest.shiftFractionTowards(points.cbNeck, 0.5); points.cbNeck = points.cbNeck.shift(0, measurements.chestCircumference * options.centerBackDart); } points.cbChestCp2 = points.cbChest.shift(-90, points.cbChest.dy(points.cbWaist)/3); points.cbWaist = points.cbWaist.shift(0, store.get("waistReduction") * options.reduceWaistStandardFraction); points.cbWaistCp1 = points.cbWaist.shift(90, points.cbChest.dy(points.cbWaist)/3); points.cbHips = points.cbHips.shift(0, store.get("hipsReduction") * options.reduceHipsStandardFraction); points.cbHem = points.cbHem.shift(0, store.get("hipsReduction") * options.reduceHipsStandardFraction); points.cbWaistCp2 = points.cbWaist.shift(-90, points.cbWaist.dy(points.cbHips)/3); points.cbHipsCp1 = points.cbHips.shift(90, points.cbWaist.dy(points.cbHips)/3); /** * Shaping the side seam */ backSideBoundary(part); // Divide reduction by 4: two side panels x two sides per panel = 4 points.waist = points.bsWaist.shift(180, store.get("waistReduction") * options.reduceWaistStandardFraction); points.waistCp2 = points.waist.shift(90, points.cbChest.dy(points.waist)/3); points.hips = points.bsHips.shift(180, store.get("hipsReduction") * options.reduceHipsStandardFraction); points.waistCp1 = points.waist.shift(-90, points.waist.dy(points.hips)/3); points.hipsCp2 = points.hips.shift(90, points.waist.dy(points.hips)/3); points.hem = new Point(points.hips.x, points.hem.y); // Store length of back collar store.set("backCollarLength", new Path() .move(points.cbNeck) ._curve(points.neckCp2, points.neck) .length() ); // Paths paths.cb = new Path().move(points.cbNeck); if (options.centerBackDart > 0) paths.cb._curve(points.cbChestCp1, points.cbChest); else paths.cb.line(points.cbChest); paths.cb .curve(points.cbChestCp2, points.cbWaistCp1, points.cbWaist) .curve(points.cbWaistCp2, points.cbHipsCp1, points.cbHips) .line(points.cbHem) .attr("class", "stroke-xl lining") paths.bss = new Path() .move(points.armholeHollow) .curve(points.bsArmholeHollowCp2, points.waistCp2, points.waist) .curve(points.waistCp1, points.hipsCp2, points.hips) .line(points.hem) .attr("class", "stroke-xl lining") return part; }