site/node_modules/mathjax-full/js/output/svg/Wrappers/mmultiscripts.js
2024-10-14 08:09:33 +02:00

98 lines
4.2 KiB
JavaScript

"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.SVGmmultiscripts = exports.AlignX = void 0;
var msubsup_js_1 = require("./msubsup.js");
var mmultiscripts_js_1 = require("../../common/Wrappers/mmultiscripts.js");
var mmultiscripts_js_2 = require("../../../core/MmlTree/MmlNodes/mmultiscripts.js");
var string_js_1 = require("../../../util/string.js");
function AlignX(align) {
return {
left: function (_w, _W) { return 0; },
center: function (w, W) { return (W - w) / 2; },
right: function (w, W) { return W - w; }
}[align] || (function (_w, _W) { return 0; });
}
exports.AlignX = AlignX;
var SVGmmultiscripts = (function (_super) {
__extends(SVGmmultiscripts, _super);
function SVGmmultiscripts() {
return _super !== null && _super.apply(this, arguments) || this;
}
SVGmmultiscripts.prototype.toSVG = function (parent) {
var svg = this.standardSVGnode(parent);
var data = this.scriptData;
var scriptalign = this.node.getProperty('scriptalign') || 'right left';
var _a = __read((0, string_js_1.split)(scriptalign + ' ' + scriptalign), 2), preAlign = _a[0], postAlign = _a[1];
var sub = this.combinePrePost(data.sub, data.psub);
var sup = this.combinePrePost(data.sup, data.psup);
var _b = __read(this.getUVQ(sub, sup), 2), u = _b[0], v = _b[1];
var x = 0;
if (data.numPrescripts) {
x = this.addScripts(.05, u, v, this.firstPrescript, data.numPrescripts, preAlign);
}
var base = this.baseChild;
base.toSVG(svg);
base.place(x, 0);
x += base.getOuterBBox().w;
if (data.numScripts) {
this.addScripts(x, u, v, 1, data.numScripts, postAlign);
}
};
SVGmmultiscripts.prototype.addScripts = function (x, u, v, i, n, align) {
var adaptor = this.adaptor;
var alignX = AlignX(align);
var supRow = adaptor.append(this.element, this.svg('g'));
var subRow = adaptor.append(this.element, this.svg('g'));
this.place(x, u, supRow);
this.place(x, v, subRow);
var m = i + 2 * n;
var dx = 0;
while (i < m) {
var _a = __read([this.childNodes[i++], this.childNodes[i++]], 2), sub = _a[0], sup = _a[1];
var _b = __read([sub.getOuterBBox(), sup.getOuterBBox()], 2), subbox = _b[0], supbox = _b[1];
var _c = __read([subbox.rscale, supbox.rscale], 2), subr = _c[0], supr = _c[1];
var w = Math.max(subbox.w * subr, supbox.w * supr);
sub.toSVG(subRow);
sup.toSVG(supRow);
sub.place(dx + alignX(subbox.w * subr, w), 0);
sup.place(dx + alignX(supbox.w * supr, w), 0);
dx += w;
}
return x + dx;
};
SVGmmultiscripts.kind = mmultiscripts_js_2.MmlMmultiscripts.prototype.kind;
return SVGmmultiscripts;
}((0, mmultiscripts_js_1.CommonMmultiscriptsMixin)(msubsup_js_1.SVGmsubsup)));
exports.SVGmmultiscripts = SVGmmultiscripts;
//# sourceMappingURL=mmultiscripts.js.map