site/node_modules/mathjax-full/js/output/common/OutputJax.js

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"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 __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
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;
};
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.CommonOutputJax = void 0;
var OutputJax_js_1 = require("../../core/OutputJax.js");
var MathItem_js_1 = require("../../core/MathItem.js");
var Options_js_1 = require("../../util/Options.js");
var lengths_js_1 = require("../../util/lengths.js");
var Styles_js_1 = require("../../util/Styles.js");
var StyleList_js_1 = require("../../util/StyleList.js");
var CommonOutputJax = (function (_super) {
__extends(CommonOutputJax, _super);
function CommonOutputJax(options, defaultFactory, defaultFont) {
if (options === void 0) { options = null; }
if (defaultFactory === void 0) { defaultFactory = null; }
if (defaultFont === void 0) { defaultFont = null; }
var _this = this;
var _a = __read((0, Options_js_1.separateOptions)(options, defaultFont.OPTIONS), 2), jaxOptions = _a[0], fontOptions = _a[1];
_this = _super.call(this, jaxOptions) || this;
_this.factory = _this.options.wrapperFactory ||
new defaultFactory();
_this.factory.jax = _this;
_this.cssStyles = _this.options.cssStyles || new StyleList_js_1.CssStyles();
_this.font = _this.options.font || new defaultFont(fontOptions);
_this.unknownCache = new Map();
return _this;
}
CommonOutputJax.prototype.typeset = function (math, html) {
this.setDocument(html);
var node = this.createNode();
this.toDOM(math, node, html);
return node;
};
CommonOutputJax.prototype.createNode = function () {
var jax = this.constructor.NAME;
return this.html('mjx-container', { 'class': 'MathJax', jax: jax });
};
CommonOutputJax.prototype.setScale = function (node) {
var scale = this.math.metrics.scale * this.options.scale;
if (scale !== 1) {
this.adaptor.setStyle(node, 'fontSize', (0, lengths_js_1.percent)(scale));
}
};
CommonOutputJax.prototype.toDOM = function (math, node, html) {
if (html === void 0) { html = null; }
this.setDocument(html);
this.math = math;
this.pxPerEm = math.metrics.ex / this.font.params.x_height;
math.root.setTeXclass(null);
this.setScale(node);
this.nodeMap = new Map();
this.container = node;
this.processMath(math.root, node);
this.nodeMap = null;
this.executeFilters(this.postFilters, math, html, node);
};
CommonOutputJax.prototype.getBBox = function (math, html) {
this.setDocument(html);
this.math = math;
math.root.setTeXclass(null);
this.nodeMap = new Map();
var bbox = this.factory.wrap(math.root).getOuterBBox();
this.nodeMap = null;
return bbox;
};
CommonOutputJax.prototype.getMetrics = function (html) {
var e_1, _a;
this.setDocument(html);
var adaptor = this.adaptor;
var maps = this.getMetricMaps(html);
try {
for (var _b = __values(html.math), _c = _b.next(); !_c.done; _c = _b.next()) {
var math = _c.value;
var parent_1 = adaptor.parent(math.start.node);
if (math.state() < MathItem_js_1.STATE.METRICS && parent_1) {
var map = maps[math.display ? 1 : 0];
var _d = map.get(parent_1), em = _d.em, ex = _d.ex, containerWidth = _d.containerWidth, lineWidth = _d.lineWidth, scale = _d.scale, family = _d.family;
math.setMetrics(em, ex, containerWidth, lineWidth, scale);
if (this.options.mtextInheritFont) {
math.outputData.mtextFamily = family;
}
if (this.options.merrorInheritFont) {
math.outputData.merrorFamily = family;
}
math.state(MathItem_js_1.STATE.METRICS);
}
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_1) throw e_1.error; }
}
};
CommonOutputJax.prototype.getMetricsFor = function (node, display) {
var getFamily = (this.options.mtextInheritFont || this.options.merrorInheritFont);
var test = this.getTestElement(node, display);
var metrics = this.measureMetrics(test, getFamily);
this.adaptor.remove(test);
return metrics;
};
CommonOutputJax.prototype.getMetricMaps = function (html) {
var e_2, _a, e_3, _b, e_4, _c, e_5, _d, e_6, _e;
var adaptor = this.adaptor;
var domMaps = [new Map(), new Map()];
try {
for (var _f = __values(html.math), _g = _f.next(); !_g.done; _g = _f.next()) {
var math = _g.value;
var node = adaptor.parent(math.start.node);
if (node && math.state() < MathItem_js_1.STATE.METRICS) {
var map = domMaps[math.display ? 1 : 0];
if (!map.has(node)) {
map.set(node, this.getTestElement(node, math.display));
}
}
}
}
catch (e_2_1) { e_2 = { error: e_2_1 }; }
finally {
try {
if (_g && !_g.done && (_a = _f.return)) _a.call(_f);
}
finally { if (e_2) throw e_2.error; }
}
var getFamily = this.options.mtextInheritFont || this.options.merrorInheritFont;
var maps = [new Map(), new Map()];
try {
for (var _h = __values(maps.keys()), _j = _h.next(); !_j.done; _j = _h.next()) {
var i = _j.value;
try {
for (var _k = (e_4 = void 0, __values(domMaps[i].keys())), _l = _k.next(); !_l.done; _l = _k.next()) {
var node = _l.value;
maps[i].set(node, this.measureMetrics(domMaps[i].get(node), getFamily));
}
}
catch (e_4_1) { e_4 = { error: e_4_1 }; }
finally {
try {
if (_l && !_l.done && (_c = _k.return)) _c.call(_k);
}
finally { if (e_4) throw e_4.error; }
}
}
}
catch (e_3_1) { e_3 = { error: e_3_1 }; }
finally {
try {
if (_j && !_j.done && (_b = _h.return)) _b.call(_h);
}
finally { if (e_3) throw e_3.error; }
}
try {
for (var _m = __values(maps.keys()), _o = _m.next(); !_o.done; _o = _m.next()) {
var i = _o.value;
try {
for (var _p = (e_6 = void 0, __values(domMaps[i].values())), _q = _p.next(); !_q.done; _q = _p.next()) {
var node = _q.value;
adaptor.remove(node);
}
}
catch (e_6_1) { e_6 = { error: e_6_1 }; }
finally {
try {
if (_q && !_q.done && (_e = _p.return)) _e.call(_p);
}
finally { if (e_6) throw e_6.error; }
}
}
}
catch (e_5_1) { e_5 = { error: e_5_1 }; }
finally {
try {
if (_o && !_o.done && (_d = _m.return)) _d.call(_m);
}
finally { if (e_5) throw e_5.error; }
}
return maps;
};
CommonOutputJax.prototype.getTestElement = function (node, display) {
var adaptor = this.adaptor;
if (!this.testInline) {
this.testInline = this.html('mjx-test', { style: {
display: 'inline-block',
width: '100%',
'font-style': 'normal',
'font-weight': 'normal',
'font-size': '100%',
'font-size-adjust': 'none',
'text-indent': 0,
'text-transform': 'none',
'letter-spacing': 'normal',
'word-spacing': 'normal',
overflow: 'hidden',
height: '1px',
'margin-right': '-1px'
} }, [
this.html('mjx-left-box', { style: {
display: 'inline-block',
width: 0,
'float': 'left'
} }),
this.html('mjx-ex-box', { style: {
position: 'absolute',
overflow: 'hidden',
width: '1px', height: '60ex'
} }),
this.html('mjx-right-box', { style: {
display: 'inline-block',
width: 0,
'float': 'right'
} })
]);
this.testDisplay = adaptor.clone(this.testInline);
adaptor.setStyle(this.testDisplay, 'display', 'table');
adaptor.setStyle(this.testDisplay, 'margin-right', '');
adaptor.setStyle(adaptor.firstChild(this.testDisplay), 'display', 'none');
var right = adaptor.lastChild(this.testDisplay);
adaptor.setStyle(right, 'display', 'table-cell');
adaptor.setStyle(right, 'width', '10000em');
adaptor.setStyle(right, 'float', '');
}
return adaptor.append(node, adaptor.clone(display ? this.testDisplay : this.testInline));
};
CommonOutputJax.prototype.measureMetrics = function (node, getFamily) {
var adaptor = this.adaptor;
var family = (getFamily ? adaptor.fontFamily(node) : '');
var em = adaptor.fontSize(node);
var _a = __read(adaptor.nodeSize(adaptor.childNode(node, 1)), 2), w = _a[0], h = _a[1];
var ex = (w ? h / 60 : em * this.options.exFactor);
var containerWidth = (!w ? 1000000 : adaptor.getStyle(node, 'display') === 'table' ?
adaptor.nodeSize(adaptor.lastChild(node))[0] - 1 :
adaptor.nodeBBox(adaptor.lastChild(node)).left -
adaptor.nodeBBox(adaptor.firstChild(node)).left - 2);
var scale = Math.max(this.options.minScale, this.options.matchFontHeight ? ex / this.font.params.x_height / em : 1);
var lineWidth = 1000000;
return { em: em, ex: ex, containerWidth: containerWidth, lineWidth: lineWidth, scale: scale, family: family };
};
CommonOutputJax.prototype.styleSheet = function (html) {
var e_7, _a;
this.setDocument(html);
this.cssStyles.clear();
this.cssStyles.addStyles(this.constructor.commonStyles);
if ('getStyles' in html) {
try {
for (var _b = __values(html.getStyles()), _c = _b.next(); !_c.done; _c = _b.next()) {
var styles = _c.value;
this.cssStyles.addStyles(styles);
}
}
catch (e_7_1) { e_7 = { error: e_7_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_7) throw e_7.error; }
}
}
this.addWrapperStyles(this.cssStyles);
this.addFontStyles(this.cssStyles);
var sheet = this.html('style', { id: 'MJX-styles' }, [this.text('\n' + this.cssStyles.cssText + '\n')]);
return sheet;
};
CommonOutputJax.prototype.addFontStyles = function (styles) {
styles.addStyles(this.font.styles);
};
CommonOutputJax.prototype.addWrapperStyles = function (styles) {
var e_8, _a;
try {
for (var _b = __values(this.factory.getKinds()), _c = _b.next(); !_c.done; _c = _b.next()) {
var kind = _c.value;
this.addClassStyles(this.factory.getNodeClass(kind), styles);
}
}
catch (e_8_1) { e_8 = { error: e_8_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_8) throw e_8.error; }
}
};
CommonOutputJax.prototype.addClassStyles = function (CLASS, styles) {
styles.addStyles(CLASS.styles);
};
CommonOutputJax.prototype.setDocument = function (html) {
if (html) {
this.document = html;
this.adaptor.document = html.document;
}
};
CommonOutputJax.prototype.html = function (type, def, content, ns) {
if (def === void 0) { def = {}; }
if (content === void 0) { content = []; }
return this.adaptor.node(type, def, content, ns);
};
CommonOutputJax.prototype.text = function (text) {
return this.adaptor.text(text);
};
CommonOutputJax.prototype.fixed = function (m, n) {
if (n === void 0) { n = 3; }
if (Math.abs(m) < .0006) {
return '0';
}
return m.toFixed(n).replace(/\.?0+$/, '');
};
CommonOutputJax.prototype.measureText = function (text, variant, font) {
if (font === void 0) { font = ['', false, false]; }
var node = this.unknownText(text, variant);
if (variant === '-explicitFont') {
var styles = this.cssFontStyles(font);
this.adaptor.setAttributes(node, { style: styles });
}
return this.measureTextNodeWithCache(node, text, variant, font);
};
CommonOutputJax.prototype.measureTextNodeWithCache = function (text, chars, variant, font) {
if (font === void 0) { font = ['', false, false]; }
if (variant === '-explicitFont') {
variant = [font[0], font[1] ? 'T' : 'F', font[2] ? 'T' : 'F', ''].join('-');
}
if (!this.unknownCache.has(variant)) {
this.unknownCache.set(variant, new Map());
}
var map = this.unknownCache.get(variant);
var cached = map.get(chars);
if (cached)
return cached;
var bbox = this.measureTextNode(text);
map.set(chars, bbox);
return bbox;
};
CommonOutputJax.prototype.measureXMLnode = function (xml) {
var adaptor = this.adaptor;
var content = this.html('mjx-xml-block', { style: { display: 'inline-block' } }, [adaptor.clone(xml)]);
var base = this.html('mjx-baseline', { style: { display: 'inline-block', width: 0, height: 0 } });
var style = {
position: 'absolute',
display: 'inline-block',
'font-family': 'initial',
'line-height': 'normal'
};
var node = this.html('mjx-measure-xml', { style: style }, [base, content]);
adaptor.append(adaptor.parent(this.math.start.node), this.container);
adaptor.append(this.container, node);
var em = this.math.metrics.em * this.math.metrics.scale;
var _a = adaptor.nodeBBox(content), left = _a.left, right = _a.right, bottom = _a.bottom, top = _a.top;
var w = (right - left) / em;
var h = (adaptor.nodeBBox(base).top - top) / em;
var d = (bottom - top) / em - h;
adaptor.remove(this.container);
adaptor.remove(node);
return { w: w, h: h, d: d };
};
CommonOutputJax.prototype.cssFontStyles = function (font, styles) {
if (styles === void 0) { styles = {}; }
var _a = __read(font, 3), family = _a[0], italic = _a[1], bold = _a[2];
styles['font-family'] = this.font.getFamily(family);
if (italic)
styles['font-style'] = 'italic';
if (bold)
styles['font-weight'] = 'bold';
return styles;
};
CommonOutputJax.prototype.getFontData = function (styles) {
if (!styles) {
styles = new Styles_js_1.Styles();
}
return [this.font.getFamily(styles.get('font-family')),
styles.get('font-style') === 'italic',
styles.get('font-weight') === 'bold'];
};
CommonOutputJax.NAME = 'Common';
CommonOutputJax.OPTIONS = __assign(__assign({}, OutputJax_js_1.AbstractOutputJax.OPTIONS), { scale: 1, minScale: .5, mtextInheritFont: false, merrorInheritFont: false, mtextFont: '', merrorFont: 'serif', mathmlSpacing: false, skipAttributes: {}, exFactor: .5, displayAlign: 'center', displayIndent: '0', wrapperFactory: null, font: null, cssStyles: null });
CommonOutputJax.commonStyles = {};
return CommonOutputJax;
}(OutputJax_js_1.AbstractOutputJax));
exports.CommonOutputJax = CommonOutputJax;
//# sourceMappingURL=OutputJax.js.map