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sparkles: Back part

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Joost De Cock 2018-12-21 18:19:21 +01:00
parent 7581a6c0fb
commit 58729a32b0
14 changed files with 7025 additions and 1 deletions
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packages/simon/src/back.js Normal file
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import { calculateReduction } from "./shared";
export default part => {
// prettier-ignore
let {store, measurements, utils, sa, Point, points, Path, paths, Snippet, snippets, complete, paperless, macro, options} = part.shorthand();
// Populare store with data we need
calculateReduction(part);
store.set("backArmholeLength", new Path()
.move(points.armhole)
.curve(points.armholeCp2, points.armholeHollowCp1, points.armholeHollow)
.curve(points.armholeHollowCp2, points.armholePitchCp1, points.armholePitch)
.curve(points.armholePitchCp2, points.shoulderCp1, points.shoulder)
.length());
// Waist shaping
let reduce = store.get('waistReduction');
if(reduce/4 > options.minimalDartShaping) {
// Add darts in the back
points.waist = points.waist.shift(180, reduce/8);
points.dartCenter = points.cbWaist.shiftFractionTowards(points.waist, 0.6);
points.dartTop = points.dartCenter.shift(90, points.armhole.dy(points.waist) * 0.75);
points.dartBottom = points.dartCenter.shift(-90, measurements.naturalWaistToHip * 0.75);
points.dartCenterIn = points.dartCenter.shift(180, reduce/8);
points.dartCenterOut = points.dartCenter.shift(0, reduce/8);
points.dartCenterInCp1 = points.dartCenterIn.shift(90, points.dartTop.dy(points.dartCenter) * 0.2);
points.dartCenterInCp2 = points.dartCenterIn.shift(90, points.dartBottom.dy(points.dartCenter) * 0.2);
points.dartCenterOutCp1 = points.dartCenterOut.shift(90, points.dartBottom.dy(points.dartCenter) * 0.2);
points.dartCenterOutCp2 = points.dartCenterOut.shift(90, points.dartTop.dy(points.dartCenter) * 0.2);
paths.dart = new Path()
.move(points.dartTop)
._curve(points.dartCenterInCp1, points.dartCenterIn)
.curve_(points.dartCenterInCp2, points.dartBottom)
._curve(points.dartCenterOutCp1, points.dartCenterOut)
.curve_(points.dartCenterOutCp2, points.dartTop)
.close()
.attr('class', 'fabric');
} else {
// No darts in the back
points.waist = points.waist.shift(180, reduce/4);
}
points.waistCp1 = points.waist.shift(-90, measurements.naturalWaistToHip * 0.5);
points.waistCp2 = points.waist.shift(90, points.armhole.dy(points.waist)/2);
points.hipsCp2 = points.hips.shift(90, points.waist.dy(points.hips)/4);
// Yoke dart
paths.armhole = new Path()
.move(points.armhole)
.curve(points.armholeCp2, points.armholeHollowCp1, points.armholeHollow)
.curve(points.armholeHollowCp2, points.armholePitchCp1, points.armholePitch)
.attr("class", "stroke-xxl");
paths.armhole.render = false;
if(options.yokeDart > 0) {
points.tmp1 = points.armholePitch.shift(-90, points.armholePitch.dy(points.armhole) * options.yokeDart);
points.tmp2 = points.tmp1.shift(180,50);
points.tmp3 = points.tmp1.shift(0,50);
points.yokeDartEdge = utils.lineIntersectsCurve(
points.tmp2,
points.tmp3,
points.armholePitch,
points.armholePitchCp1,
points.armholeHollowCp2,
points.armholeHollow
);
points.yokeDartTip = points.armholePitch.shift(180, points.armholePitch.x * 0.4);
points.yokeDartTipCp1 = points.armholePitch.shiftFractionTowards(points.yokeDartTip, 0.4);
paths.armhole = paths.armhole.split(points.yokeDartEdge)[0];
paths.armhole._curve(points.yokeDartTipCp1, points.yokeDartTip)
// FIXME: Must adapt sleeve to compensate for this dart.
// Perhaps by reducing sleevecap ease?
}
// Cut off at yoke
points.cbYoke = new Point(0, points.armholePitch.y);
// Draft hem
switch(options.hemStyle) {
case "baseball":
points.bballStart = points.cbHem.shiftFractionTowards(points.hem, 0.5);
points.bballEnd = points.hem.shiftFractionTowards(points.hips, options.hemCurve);
points.bballCp1 = points.bballStart.shiftFractionTowards(points.hem, 0.5);
points.bballCp2 = new Point(points.bballCp1.x, points.bballEnd.y);
paths.saBase = new Path()
.move(points.bballEnd)
.line(points.hips)
.curve(points.hipsCp2, points.waistCp1, points.waist)
.curve_(points.waistCp2, points.armhole)
.join(paths.armhole)
.line(points.cbYoke)
.attr("class", "stroke-xxl");
paths.hemBase = new Path()
.move(points.cbHem)
.line(points.bballStart)
.curve(points.bballCp1, points.bballCp2, points.bballEnd);
break;
case "slashed":
macro("round", {
from: points.hips,
to: points.cbHem,
via: points.hem,
radius: points.hips.dist(points.hem) * options.hemCurve,
prefix: "slash",
});
paths.saBase = new Path()
.move(points.hips)
.curve(points.hipsCp2, points.waistCp1, points.waist)
.curve_(points.waistCp2, points.armhole)
.join(paths.armhole)
.line(points.cbYoke)
.attr("class", "stroke-xxl");
paths.hemBase = new Path()
.move(points.cbHem)
.line(points.slashEnd)
.curve(points.slashCp2, points.slashCp1, points.slashStart);
break;
default:
paths.saBase = new Path()
.move(points.hem)
.line(points.hips)
.curve(points.hipsCp2, points.waistCp1, points.waist)
.curve_(points.waistCp2, points.armhole)
.join(paths.armhole)
.line(points.cbYoke)
.attr("class", "stroke-xxl");
paths.hemBase = new Path()
.move(points.cbHem)
.line(points.hem);
}
// Paths
paths.saBase.render = false;
paths.hemBase.render = false;
paths.seam = paths.hemBase.join(paths.saBase).close().attr('class', 'fabric');
// Complete pattern?
if (complete) {
delete snippets.armholePitchNotch;
macro("cutonfold", {
from: points.cbYoke,
to: points.cbHem,
grainline: true
});
points.title = new Point(points.armhole.x/4, points.armhole.y);
macro("title", { at: points.title, nr: 3, title: "back" });
points.logo = points.title.shift(-90, 70);
snippets.logo = new Snippet("logo", points.logo);
if(sa) {
paths.sa = paths.saBase.offset(sa).attr('class', 'fabric sa');
paths.hemSa = paths.hemBase.offset(sa*3).attr('class', 'fabric sa');
paths.saConnect = new Path()
.move(points.cbHem)
.line(paths.hemSa.start())
.move(paths.hemSa.end())
.line(paths.sa.start())
.move(paths.sa.end())
.line(points.cbYoke)
.attr('class', 'fabric sa');
}
}
// Paperless?
if (paperless) {
}
return part;
};