freesewing/packages/brian/dist/lib/back.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var freesewing_1 = __importDefault(require("freesewing"));
var backBlock = {
    draft: function (pattern, final) {
        if (final === void 0) { final = true; }
        // Save some typing
        var measurements = pattern.settings.measurements || {};
        var options = pattern.options;
        var values = pattern.values;
        var points = pattern.parts.backBlock.points;
        var paths = pattern.parts.backBlock.paths;
        // Center back (cb) vertical axis
        points.cbNeck = new freesewing_1.default.point(0, options.backNeckCutout);
        points.cbShoulder = new freesewing_1.default.point(0, points.cbNeck.y + (measurements.shoulderSlope - options.shoulderSlopeReduction) / 2);
        points.cbArmhole = new freesewing_1.default.point(0, points.cbShoulder.y + (measurements.bicepsCircumference + options.bicepsEase) * options.armholeDepthFactor);
        points.cbWaist = new freesewing_1.default.point(0, measurements.centerBackNeckToWaist + options.backNeckCutout);
        points.cbHips = new freesewing_1.default.point(0, points.cbWaist.y + measurements.naturalWaistToHip);
        // Side back (cb) vertical axis
        points.armhole = new freesewing_1.default.point(measurements.chestCircumference / 4 + options.chestEase / 4, points.cbArmhole.y);
        points.waist = new freesewing_1.default.point(points.armhole.x, points.cbWaist.y);
        points.hips = new freesewing_1.default.point(points.armhole.x, points.cbHips.y);
        // Shoulder line
        points.neck = new freesewing_1.default.point(measurements.neckCircumference / options.collarFactor, 0);
        points.shoulder = new freesewing_1.default.point(measurements.shoulderToShoulder / 2 + options.shoulderEase / 2, points.cbShoulder.y);
        // Armhhole
        points.armholePitch = new freesewing_1.default.point(measurements.shoulderToShoulder * options.acrossBackFactor / 2, points.armhole.y / 2 - points.shoulder.y / 2);
        points._tmp1 = new freesewing_1.default.point(points.armholePitch.x, points.armhole.y);
        points._tmp2 = points._tmp1.shift(45, 10);
        points._tmp3 = freesewing_1.default.utils.beamsCross(points._tmp1, points._tmp2, points.armhole, points.armholePitch);
        points.armholeHollow = points._tmp1.shiftFractionTowards(points._tmp3, 0.5);
        paths.test = new freesewing_1.default.path()
            .move(points.cbNeck)
            .line(points.armhole)
            .line(points.cbHips)
            .line(points.hips)
            .curve(points.neck, points.shoulder, points.armholePitch);
        points.gridAnchor = points.cbHips;
    }
};
exports.default = backBlock;