149 lines
6.1 KiB
JavaScript
149 lines
6.1 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __read = (this && this.__read) || function (o, n) {
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var m = typeof Symbol === "function" && o[Symbol.iterator];
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if (!m) return o;
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var i = m.call(o), r, ar = [], e;
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try {
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while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
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}
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catch (error) { e = { error: error }; }
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finally {
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try {
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if (r && !r.done && (m = i["return"])) m.call(i);
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}
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finally { if (e) throw e.error; }
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}
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return ar;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.CommonMsubsupMixin = exports.CommonMsupMixin = exports.CommonMsubMixin = void 0;
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function CommonMsubMixin(Base) {
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var _a;
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return _a = (function (_super) {
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__extends(class_1, _super);
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function class_1() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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Object.defineProperty(class_1.prototype, "scriptChild", {
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get: function () {
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return this.childNodes[this.node.sub];
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},
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enumerable: false,
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configurable: true
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});
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class_1.prototype.getOffset = function () {
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return [0, -this.getV()];
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};
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return class_1;
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}(Base)),
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_a.useIC = false,
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_a;
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}
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exports.CommonMsubMixin = CommonMsubMixin;
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function CommonMsupMixin(Base) {
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return (function (_super) {
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__extends(class_2, _super);
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function class_2() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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Object.defineProperty(class_2.prototype, "scriptChild", {
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get: function () {
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return this.childNodes[this.node.sup];
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},
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enumerable: false,
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configurable: true
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});
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class_2.prototype.getOffset = function () {
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var x = this.getAdjustedIc() - (this.baseRemoveIc ? 0 : this.baseIc);
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return [x, this.getU()];
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};
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return class_2;
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}(Base));
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}
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exports.CommonMsupMixin = CommonMsupMixin;
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function CommonMsubsupMixin(Base) {
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var _a;
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return _a = (function (_super) {
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__extends(class_3, _super);
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function class_3() {
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var _this = _super !== null && _super.apply(this, arguments) || this;
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_this.UVQ = null;
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return _this;
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}
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Object.defineProperty(class_3.prototype, "subChild", {
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get: function () {
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return this.childNodes[this.node.sub];
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(class_3.prototype, "supChild", {
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get: function () {
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return this.childNodes[this.node.sup];
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},
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enumerable: false,
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configurable: true
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});
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class_3.prototype.computeBBox = function (bbox, recompute) {
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if (recompute === void 0) { recompute = false; }
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var basebox = this.baseChild.getOuterBBox();
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var _a = __read([this.subChild.getOuterBBox(), this.supChild.getOuterBBox()], 2), subbox = _a[0], supbox = _a[1];
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bbox.empty();
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bbox.append(basebox);
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var w = this.getBaseWidth();
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var x = this.getAdjustedIc();
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var _b = __read(this.getUVQ(), 2), u = _b[0], v = _b[1];
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bbox.combine(subbox, w, v);
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bbox.combine(supbox, w + x, u);
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bbox.w += this.font.params.scriptspace;
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bbox.clean();
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this.setChildPWidths(recompute);
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};
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class_3.prototype.getUVQ = function (subbox, supbox) {
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if (subbox === void 0) { subbox = this.subChild.getOuterBBox(); }
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if (supbox === void 0) { supbox = this.supChild.getOuterBBox(); }
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var basebox = this.baseCore.getOuterBBox();
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if (this.UVQ)
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return this.UVQ;
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var tex = this.font.params;
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var t = 3 * tex.rule_thickness;
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var subscriptshift = this.length2em(this.node.attributes.get('subscriptshift'), tex.sub2);
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var drop = this.baseCharZero(basebox.d * this.baseScale + tex.sub_drop * subbox.rscale);
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var _a = __read([this.getU(), Math.max(drop, subscriptshift)], 2), u = _a[0], v = _a[1];
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var q = (u - supbox.d * supbox.rscale) - (subbox.h * subbox.rscale - v);
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if (q < t) {
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v += t - q;
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var p = (4 / 5) * tex.x_height - (u - supbox.d * supbox.rscale);
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if (p > 0) {
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u += p;
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v -= p;
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}
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}
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u = Math.max(this.length2em(this.node.attributes.get('superscriptshift'), u), u);
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v = Math.max(this.length2em(this.node.attributes.get('subscriptshift'), v), v);
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q = (u - supbox.d * supbox.rscale) - (subbox.h * subbox.rscale - v);
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this.UVQ = [u, -v, q];
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return this.UVQ;
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};
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return class_3;
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}(Base)),
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_a.useIC = false,
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_a;
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}
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exports.CommonMsubsupMixin = CommonMsubsupMixin;
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//# sourceMappingURL=msubsup.js.map
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