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Further cleanup and optimize spiro expansion.

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This commit is contained in:
be5invis 2020-06-19 19:46:32 -07:00
parent e86890e16a
commit e1e8144f1c
12 changed files with 234 additions and 224 deletions
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32
support/curve-util.js
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@ -3,6 +3,7 @@
const TypoGeom = require("typo-geom");
const Point = require("./point");
const { mix } = require("./utils");
const Transform = require("./transform");
exports.OffsetCurve = class OffsetCurve {
constructor(bone, offset, contrast) {
@ -195,3 +196,34 @@ exports.convertContourToCubicRev = convertContourToCubicRev;
exports.autoCubify = autoCubify;
exports.fixedCubify = fixedCubify;
exports.convertShapeToArcs = convertShapeToArcs;
exports.ArcFlattener = class ArcFlattener {
constructor(gizmo) {
this.gizmo = gizmo || Transform.Id();
this.contours = [];
this.lastContour = [];
}
beginShape() {}
endShape() {
if (this.lastContour.length) {
this.contours.push(this.lastContour);
}
this.lastContour = [];
}
moveTo(x, y) {
this.endShape();
this.lastContour.push(Point.transformedXY(this.gizmo, x, y, true));
}
lineTo(x, y) {
this.lastContour.push(Point.transformedXY(this.gizmo, x, y, true));
}
curveTo(xc, yc, x, y) {
this.lastContour.push(Point.transformedXY(this.gizmo, xc, yc, false, false));
this.lastContour.push(Point.transformedXY(this.gizmo, x, y, true));
}
cubicTo(x1, y1, x2, y2, x, y) {
this.lastContour.push(Point.transformedXY(this.gizmo, x1, y1, false, true));
this.lastContour.push(Point.transformedXY(this.gizmo, x2, y2, false, true));
this.lastContour.push(Point.transformedXY(this.gizmo, x, y, true));
}
};