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

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2024-10-14 06:09:33 +00:00
"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 __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.");
};
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.CommonTextNodeMixin = void 0;
function CommonTextNodeMixin(Base) {
return (function (_super) {
__extends(class_1, _super);
function class_1() {
return _super !== null && _super.apply(this, arguments) || this;
}
class_1.prototype.computeBBox = function (bbox, _recompute) {
var e_1, _a;
if (_recompute === void 0) { _recompute = false; }
var variant = this.parent.variant;
var text = this.node.getText();
if (variant === '-explicitFont') {
var font = this.jax.getFontData(this.parent.styles);
var _b = this.jax.measureText(text, variant, font), w = _b.w, h = _b.h, d = _b.d;
bbox.h = h;
bbox.d = d;
bbox.w = w;
}
else {
var chars = this.remappedText(text, variant);
bbox.empty();
try {
for (var chars_1 = __values(chars), chars_1_1 = chars_1.next(); !chars_1_1.done; chars_1_1 = chars_1.next()) {
var char = chars_1_1.value;
var _c = __read(this.getVariantChar(variant, char), 4), h = _c[0], d = _c[1], w = _c[2], data = _c[3];
if (data.unknown) {
var cbox = this.jax.measureText(String.fromCodePoint(char), variant);
w = cbox.w;
h = cbox.h;
d = cbox.d;
}
bbox.w += w;
if (h > bbox.h)
bbox.h = h;
if (d > bbox.d)
bbox.d = d;
bbox.ic = data.ic || 0;
bbox.sk = data.sk || 0;
bbox.dx = data.dx || 0;
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (chars_1_1 && !chars_1_1.done && (_a = chars_1.return)) _a.call(chars_1);
}
finally { if (e_1) throw e_1.error; }
}
if (chars.length > 1) {
bbox.sk = 0;
}
bbox.clean();
}
};
class_1.prototype.remappedText = function (text, variant) {
var c = this.parent.stretch.c;
return (c ? [c] : this.parent.remapChars(this.unicodeChars(text, variant)));
};
class_1.prototype.getStyles = function () { };
class_1.prototype.getVariant = function () { };
class_1.prototype.getScale = function () { };
class_1.prototype.getSpace = function () { };
return class_1;
}(Base));
}
exports.CommonTextNodeMixin = CommonTextNodeMixin;
//# sourceMappingURL=TextNode.js.map