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freesewing/designs/bob/src/bib.mjs
2023-09-28 15:23:28 +02:00

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8.9 KiB
JavaScript

export const bib = {
name: 'bob.bib',
measurements: [],
optionalMeasurements: ['head'],
options: {
neckRatio: { pct: 80, min: 70, max: 90, menu: 'fit' },
widthRatio: { pct: 45, min: 35, max: 55, menu: 'fit' },
lengthRatio: { pct: 75, min: 55, max: 85, menu: 'fit' },
headSize: { pct: 100, min: 10, max: 200, snap: 5, menu: 'size' },
},
draft: ({
Point,
points,
Path,
paths,
utils,
measurements,
options,
macro,
complete,
snippets,
Snippet,
store,
units,
part,
}) => {
/*
* Head size
*/
const head = (`head` in measurements ? measurements.head : 360) * options.headSize
/*
* Construct the neck opening
*/
const target = (head * options.neckRatio) / 4
let tweak = 1
let delta
do {
points.right = new Point((tweak * head) / 10, 0)
points.bottom = new Point(0, (tweak * head) / 12)
points.rightCp1 = points.right.shift(90, points.bottom.dy(points.right) / 2)
points.bottomCp2 = points.bottom.shift(0, points.bottom.dx(points.right) / 2)
paths.neck = new Path()
.move(points.right)
.curve(points.rightCp1, points.bottomCp2, points.bottom)
delta = paths.neck.length() - target
if (delta > 0) tweak = tweak * 0.99
else tweak = tweak * 1.02
} while (Math.abs(delta) > 1)
points.rightCp2 = points.rightCp1.flipY()
points.bottomCp1 = points.bottomCp2.flipX()
points.left = points.right.flipX()
points.leftCp1 = points.rightCp2.flipX()
points.leftCp2 = points.rightCp1.flipX()
points.top = points.bottom.flipY()
points.topCp1 = points.bottomCp2.flipY()
points.topCp2 = points.bottomCp1.flipY()
/*
* Construct the outline
*/
let width = head * options.widthRatio
let length = head * options.lengthRatio
points.topLeft = new Point(width / -2, points.top.y - (width / 2 - points.right.x))
points.topRight = points.topLeft.shift(0, width)
points.bottomLeft = points.topLeft.shift(-90, length)
points.bottomRight = points.topRight.shift(-90, length)
points.edgeLeft = new Point(points.topLeft.x, points.left.y)
points.edgeRight = new Point(points.topRight.x, points.right.y)
points.edgeTop = new Point(0, points.topLeft.y)
points.edgeLeftCp = points.edgeLeft.shiftFractionTowards(points.topLeft, 0.5)
points.edgeRightCp = points.edgeLeftCp.flipX()
points.edgeTopLeftCp = points.edgeTop.shiftFractionTowards(points.topLeft, 0.5)
points.edgeTopRightCp = points.edgeTopLeftCp.flipX()
/*
* Round the end of the straps
*/
let strap = points.edgeTop.dy(points.top)
points.tipRight = points.edgeTop.translate(strap / 2, strap / 2)
points.tipRightTop = new Point(points.tipRight.x, points.edgeTop.y)
points.tipRightBottom = new Point(points.tipRight.x, points.top.y)
/*
* Macros will return the auto-generated IDs
*/
const ids1 = {
tipRightTop: macro('round', {
id: 'tipRightTop',
from: points.edgeTop,
to: points.tipRight,
via: points.tipRightTop,
}),
tipRightBottom: macro('round', {
id: 'tipRightBottom',
from: points.tipRight,
to: points.top,
via: points.tipRightBottom,
}),
}
/*
* Create points from them with easy names
*/
for (const side in ids1) {
for (const id of ['start', 'cp1', 'cp2', 'end']) {
points[`${side}${utils.capitalize(id)}`] = points[ids1[side].points[id]].copy()
}
}
/*
* Rotate straps so they don't overlap
*/
let rotateThese = [
'edgeTopLeftCp',
'edgeTop',
'tipRight',
'tipRightTop',
'tipRightTopStart',
'tipRightTopCp1',
'tipRightTopCp2',
'tipRightTopEnd',
'tipRightBottomStart',
'tipRightBottomCp1',
'tipRightBottomCp2',
'tipRightBottomEnd',
'tipRightBottom',
'top',
'topCp2',
]
while (points.tipRightBottomStart.x > -1) {
for (let p of rotateThese) points[p] = points[p].rotate(1, points.edgeLeft)
}
/*
* Add points to anchor snaps on
*/
points.snapLeft = points.top.shiftFractionTowards(points.edgeTop, 0.5)
/*
* Mirror points to the other side
*/
points.edgeTopRightCp = points.edgeTopLeftCp.flipX()
points.topCp1 = points.topCp2.flipX()
points.tipLeftTopStart = points.tipRightTopStart.flipX()
points.tipLeftTopCp1 = points.tipRightTopCp1.flipX()
points.tipLeftTopCp2 = points.tipRightTopCp2.flipX()
points.tipLeftTopEnd = points.tipRightTopEnd.flipX()
points.tipLeftBottomStart = points.tipRightBottomStart.flipX()
points.tipLeftBottomCp1 = points.tipRightBottomCp1.flipX()
points.tipLeftBottomCp2 = points.tipRightBottomCp2.flipX()
points.tipLeftBottomEnd = points.tipRightBottomEnd.flipX()
points.snapRight = points.snapLeft.flipX()
/*
* Round the bottom of the bib
* Radius is fixed, but you could use an option for it)
*
* Macros will return the auto-generated IDs
*/
const ids2 = {
bottomLeft: macro('round', {
id: 'bottomLeft',
from: points.topLeft,
to: points.bottomRight,
via: points.bottomLeft,
radius: points.bottomRight.x / 4,
}),
bottomRight: macro('round', {
id: 'bottomRight',
from: points.bottomLeft,
to: points.topRight,
via: points.bottomRight,
radius: points.bottomRight.x / 4,
}),
}
/*
* Create points from them with easy names
*/
for (const side in ids2) {
for (const id of ['start', 'cp1', 'cp2', 'end']) {
points[`${side}${utils.capitalize(id)}`] = points[ids2[side].points[id]].copy()
}
}
/*
* Construct the path
*/
paths.seam = new Path()
.move(points.edgeLeft)
.line(points.bottomLeftStart)
.curve(points.bottomLeftCp1, points.bottomLeftCp2, points.bottomLeftEnd)
.line(points.bottomRightStart)
.curve(points.bottomRightCp1, points.bottomRightCp2, points.bottomRightEnd)
.line(points.edgeRight)
.curve(points.edgeRightCp, points.edgeTopRightCp, points.tipLeftTopStart)
.curve(points.tipLeftTopCp1, points.tipLeftTopCp2, points.tipLeftTopEnd)
.curve(points.tipLeftBottomCp1, points.tipLeftBottomCp2, points.tipLeftBottomEnd)
.curve(points.topCp1, points.rightCp2, points.right)
.curve(points.rightCp1, points.bottomCp2, points.bottom)
.curve(points.bottomCp1, points.leftCp2, points.left)
.curve(points.leftCp1, points.topCp2, points.tipRightBottomEnd)
.curve(points.tipRightBottomCp2, points.tipRightBottomCp1, points.tipRightBottomStart)
.curve(points.tipRightTopCp2, points.tipRightTopCp1, points.tipRightTopStart)
.curve(points.edgeTopLeftCp, points.edgeLeftCp, points.edgeLeft)
.close()
.attr('class', 'fabric')
/*
*
* Annotations
*
*/
/*
* Let the user know about the bias tape and fabric requirements
*/
store.flag.note({
msg: 'bob:biasTapeLength',
replace: {
l: units(paths.seam.length()),
},
})
/*
* Cut list
*/
store.cutlist.addCut({ cut: 1, from: 'fabric' })
/*
* Add the snaps
*/
snippets.snapStud = new Snippet('snap-stud', points.snapLeft)
snippets.snapSocket = new Snippet('snap-socket', points.snapRight).attr('opacity', 0.5)
/*
* Add the bias tape
*/
if (complete)
paths.bias = paths.seam
.offset(-5)
.attr('class', 'note dashed')
.attr('data-text', 'bob:finishWithBiasTape')
.attr('data-text-class', 'center fill-note')
/*
* Add the title
*/
points.title = points.bottom.shift(-90, 45)
macro('title', {
at: points.title,
nr: 1,
title: 'bib',
align: 'center',
scale: 0.8,
})
/*
* Add the scalebox
*/
points.scalebox = points.title.shift(-90, 65)
macro('scalebox', { at: points.scalebox })
/*
* Add the logo
*/
points.logo = new Point(0, 0)
snippets.logo = new Snippet('logo', points.logo)
/*
* Add dimensions
*/
macro('hd', {
id: 'wFull',
from: points.bottomLeftStart,
to: points.bottomRightEnd,
y: points.bottomLeft.y + 15,
})
macro('vd', {
id: 'hBottomToOpeningBottom',
from: points.bottomRightStart,
to: points.bottom,
x: points.bottomRight.x + 15,
})
macro('vd', {
id: 'hBottomToOpeningCenter',
from: points.bottomRightStart,
to: points.right,
x: points.bottomRight.x + 30,
})
macro('vd', {
id: 'hTotal',
from: points.bottomRightStart,
to: points.tipLeftTopStart,
x: points.bottomRight.x + 45,
})
macro('hd', {
id: 'wOpening',
from: points.left,
to: points.right,
y: points.left.y + 25,
})
macro('ld', {
id: 'wStrap',
from: points.tipLeftBottomEnd,
to: points.tipLeftTopStart,
d: -15,
})
return part
},
}