✨ Added tutorial pattern
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Joost De Cock
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28 changed files with 11984 additions and 0 deletions
230
packages/tutorial/src/bib.js
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230
packages/tutorial/src/bib.js
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export default function(part) {
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let {
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Point,
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points,
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Path,
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paths,
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measurements,
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options,
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macro,
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complete,
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snippets,
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Snippet,
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paperless
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} = part.shorthand();
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// Construct the neck opening
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let tweak = 1;
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let target = (measurements.headCircumference * options.neckRatio) / 4;
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let delta = Infinity;
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do {
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points.right = new Point((tweak * measurements.headCircumference) / 10, 0);
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points.bottom = new Point(0, (tweak * measurements.headCircumference) / 12);
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points.rightCp1 = points.right.shift(
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90,
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points.bottom.dy(points.right) / 2
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);
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points.bottomCp2 = points.bottom.shift(
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0,
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points.bottom.dx(points.right) / 2
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);
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paths.neck = new Path()
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.move(points.right)
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.curve(points.rightCp1, points.bottomCp2, points.bottom);
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delta = paths.neck.length() - target;
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if (delta > 0) tweak = tweak * 0.99;
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else tweak = tweak * 1.02;
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} while (Math.abs(delta) > 1);
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points.rightCp2 = points.rightCp1.flipY();
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points.bottomCp1 = points.bottomCp2.flipX();
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points.left = points.right.flipX();
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points.leftCp1 = points.rightCp2.flipX();
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points.leftCp2 = points.rightCp1.flipX();
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points.top = points.bottom.flipY();
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points.topCp1 = points.bottomCp2.flipY();
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points.topCp2 = points.bottomCp1.flipY();
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// Construct the outline
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let width = measurements.headCircumference * options.widthRatio;
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let length = measurements.headCircumference * options.lengthRatio;
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points.topLeft = new Point(
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width / -2,
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points.top.y - (width / 2 - points.right.x)
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);
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points.topRight = points.topLeft.shift(0, width);
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points.bottomLeft = points.topLeft.shift(-90, length);
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points.bottomRight = points.topRight.shift(-90, length);
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points.edgeLeft = new Point(points.topLeft.x, points.left.y);
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points.edgeRight = new Point(points.topRight.x, points.right.y);
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points.edgeTop = new Point(0, points.topLeft.y);
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points.edgeLeftCp = points.edgeLeft.shiftFractionTowards(points.topLeft, 0.5);
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points.edgeRightCp = points.edgeLeftCp.flipX();
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points.edgeTopLeftCp = points.edgeTop.shiftFractionTowards(
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points.topLeft,
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0.5
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);
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points.edgeTopRightCp = points.edgeTopLeftCp.flipX();
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// Round the end of the straps
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let strap = points.edgeTop.dy(points.top);
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points.tipRight = points.edgeTop.translate(strap / 2, strap / 2);
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points.tipRightTop = new Point(points.tipRight.x, points.edgeTop.y);
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points.tipRightBottom = new Point(points.tipRight.x, points.top.y);
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macro("round", {
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from: points.edgeTop,
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to: points.tipRight,
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via: points.tipRightTop,
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prefix: "tipRightTop"
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});
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macro("round", {
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from: points.tipRight,
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to: points.top,
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via: points.tipRightBottom,
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prefix: "tipRightBottom"
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});
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// Rotate straps so they don't overlap
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let rotateThese = [
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"edgeTopLeftCp",
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"edgeTop",
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"tipRight",
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"tipRightTop",
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"tipRightTopStart",
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"tipRightTopCp1",
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"tipRightTopCp2",
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"tipRightTopEnd",
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"tipRightBottomStart",
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"tipRightBottomCp1",
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"tipRightBottomCp2",
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"tipRightBottomEnd",
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"tipRightBottom",
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"top",
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"topCp2"
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];
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while (points.tipRightBottomStart.x > -1) {
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for (let p of rotateThese) points[p] = points[p].rotate(1, points.edgeLeft);
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}
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// Add points to anchor snaps on
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points.snapLeft = points.top.shiftFractionTowards(points.edgeTop, 0.5);
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// Mirror points to the other side
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points.edgeTopRightCp = points.edgeTopLeftCp.flipX();
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points.topCp1 = points.topCp2.flipX();
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points.tipLeftTopStart = points.tipRightTopStart.flipX();
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points.tipLeftTopCp1 = points.tipRightTopCp1.flipX();
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points.tipLeftTopCp2 = points.tipRightTopCp2.flipX();
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points.tipLeftTopEnd = points.tipRightTopEnd.flipX();
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points.tipLeftBottomStart = points.tipRightBottomStart.flipX();
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points.tipLeftBottomCp1 = points.tipRightBottomCp1.flipX();
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points.tipLeftBottomCp2 = points.tipRightBottomCp2.flipX();
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points.tipLeftBottomEnd = points.tipRightBottomEnd.flipX();
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points.snapRight = points.snapLeft.flipX();
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// Round the bottom of the bib
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// Radius is fixed, but you could use an option for it)
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macro("round", {
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from: points.topLeft,
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to: points.bottomRight,
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via: points.bottomLeft,
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radius: points.bottomRight.x / 4,
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prefix: "bottomLeft"
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});
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macro("round", {
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from: points.bottomLeft,
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to: points.topRight,
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via: points.bottomRight,
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radius: points.bottomRight.x / 4,
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prefix: "bottomRight"
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});
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// Construct the path
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paths.seam = new Path()
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.move(points.edgeLeft)
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.line(points.bottomLeftStart)
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.curve(points.bottomLeftCp1, points.bottomLeftCp2, points.bottomLeftEnd)
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.line(points.bottomRightStart)
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.curve(points.bottomRightCp1, points.bottomRightCp2, points.bottomRightEnd)
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.line(points.edgeRight)
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.curve(points.edgeRightCp, points.edgeTopRightCp, points.tipLeftTopStart)
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.curve(points.tipLeftTopCp1, points.tipLeftTopCp2, points.tipLeftTopEnd)
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.curve(
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points.tipLeftBottomCp1,
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points.tipLeftBottomCp2,
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points.tipLeftBottomEnd
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)
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.curve(points.topCp1, points.rightCp2, points.right)
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.curve(points.rightCp1, points.bottomCp2, points.bottom)
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.curve(points.bottomCp1, points.leftCp2, points.left)
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.curve(points.leftCp1, points.topCp2, points.tipRightBottomEnd)
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.curve(
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points.tipRightBottomCp2,
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points.tipRightBottomCp1,
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points.tipRightBottomStart
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)
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.curve(
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points.tipRightTopCp2,
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points.tipRightTopCp1,
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points.tipRightTopStart
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)
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.curve(points.edgeTopLeftCp, points.edgeLeftCp, points.edgeLeft)
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.close()
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.attr("class", "fabric");
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// Complete?
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if (complete) {
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// Add the snaps
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snippets.snapMale = new Snippet("snap-male", points.snapLeft);
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snippets.snapFemale = new Snippet("snap-female", points.snapRight).attr(
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"opacity",
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0.5
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);
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// Add the bias tape
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paths.bias = paths.seam
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.offset(-5)
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.attr("class", "various dashed")
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.attr("data-text", "finishWithBiasTape")
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.attr("data-text-class", "center fill-various");
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// Add the title
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points.title = points.bottom.shift(-90, 45);
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macro("title", {
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at: points.title,
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nr: 1,
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title: "bib"
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});
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// Add the scalebox
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points.scalebox = points.title.shift(-90, 55);
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macro("scalebox", { at: points.scalebox });
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// Add the logo
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points.logo = new Point(0, 0);
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snippets.logo = new Snippet("logo", points.logo);
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// Paperless?
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if (paperless) {
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// Add dimensions
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macro("hd", {
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from: points.bottomLeftStart,
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to: points.bottomRightEnd,
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y: points.bottomLeft - 15
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});
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}
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}
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return part;
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}
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