site/node_modules/mathjax-full/js/output/common/Wrappers/mrow.js

"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;
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
    if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
        if (ar || !(i in from)) {
            if (!ar) ar = Array.prototype.slice.call(from, 0, i);
            ar[i] = from[i];
        }
    }
    return to.concat(ar || Array.prototype.slice.call(from));
};
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.CommonInferredMrowMixin = exports.CommonMrowMixin = void 0;
var BBox_js_1 = require("../../../util/BBox.js");
function CommonMrowMixin(Base) {
    return (function (_super) {
        __extends(class_1, _super);
        function class_1() {
            var e_1, _a;
            var args = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                args[_i] = arguments[_i];
            }
            var _this = _super.apply(this, __spreadArray([], __read(args), false)) || this;
            _this.stretchChildren();
            try {
                for (var _b = __values(_this.childNodes), _c = _b.next(); !_c.done; _c = _b.next()) {
                    var child = _c.value;
                    if (child.bbox.pwidth) {
                        _this.bbox.pwidth = BBox_js_1.BBox.fullWidth;
                        break;
                    }
                }
            }
            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; }
            }
            return _this;
        }
        Object.defineProperty(class_1.prototype, "fixesPWidth", {
            get: function () {
                return false;
            },
            enumerable: false,
            configurable: true
        });
        class_1.prototype.stretchChildren = function () {
            var e_2, _a, e_3, _b, e_4, _c;
            var stretchy = [];
            try {
                for (var _d = __values(this.childNodes), _e = _d.next(); !_e.done; _e = _d.next()) {
                    var child = _e.value;
                    if (child.canStretch(1)) {
                        stretchy.push(child);
                    }
                }
            }
            catch (e_2_1) { e_2 = { error: e_2_1 }; }
            finally {
                try {
                    if (_e && !_e.done && (_a = _d.return)) _a.call(_d);
                }
                finally { if (e_2) throw e_2.error; }
            }
            var count = stretchy.length;
            var nodeCount = this.childNodes.length;
            if (count && nodeCount > 1) {
                var H = 0, D = 0;
                var all = (count > 1 && count === nodeCount);
                try {
                    for (var _f = __values(this.childNodes), _g = _f.next(); !_g.done; _g = _f.next()) {
                        var child = _g.value;
                        var noStretch = (child.stretch.dir === 0);
                        if (all || noStretch) {
                            var _h = child.getOuterBBox(noStretch), h = _h.h, d = _h.d, rscale = _h.rscale;
                            h *= rscale;
                            d *= rscale;
                            if (h > H)
                                H = h;
                            if (d > D)
                                D = d;
                        }
                    }
                }
                catch (e_3_1) { e_3 = { error: e_3_1 }; }
                finally {
                    try {
                        if (_g && !_g.done && (_b = _f.return)) _b.call(_f);
                    }
                    finally { if (e_3) throw e_3.error; }
                }
                try {
                    for (var stretchy_1 = __values(stretchy), stretchy_1_1 = stretchy_1.next(); !stretchy_1_1.done; stretchy_1_1 = stretchy_1.next()) {
                        var child = stretchy_1_1.value;
                        child.coreMO().getStretchedVariant([H, D]);
                    }
                }
                catch (e_4_1) { e_4 = { error: e_4_1 }; }
                finally {
                    try {
                        if (stretchy_1_1 && !stretchy_1_1.done && (_c = stretchy_1.return)) _c.call(stretchy_1);
                    }
                    finally { if (e_4) throw e_4.error; }
                }
            }
        };
        return class_1;
    }(Base));
}
exports.CommonMrowMixin = CommonMrowMixin;
function CommonInferredMrowMixin(Base) {
    return (function (_super) {
        __extends(class_2, _super);
        function class_2() {
            return _super !== null && _super.apply(this, arguments) || this;
        }
        class_2.prototype.getScale = function () {
            this.bbox.scale = this.parent.bbox.scale;
            this.bbox.rscale = 1;
        };
        return class_2;
    }(Base));
}
exports.CommonInferredMrowMixin = CommonInferredMrowMixin;
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