site/node_modules/mathjax-full/ts/output/svg/Wrappers/mroot.ts

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/*************************************************************
*
* Copyright (c) 2018-2022 The MathJax Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @fileoverview Implements the SVGMroot wrapper for the MmlMroot object
*
* @author dpvc@mathjax.org (Davide Cervone)
*/
import {SVGWrapper, Constructor} from '../Wrapper.js';
import {SVGmsqrt} from './msqrt.js';
import {CommonMrootMixin} from '../../common/Wrappers/mroot.js';
import {BBox} from '../../../util/BBox.js';
import {MmlMroot} from '../../../core/MmlTree/MmlNodes/mroot.js';
/*****************************************************************/
/**
* The SVGmroot wrapper for the MmlMroot object (extends SVGmsqrt)
*
* @template N The HTMLElement node class
* @template T The Text node class
* @template D The Document class
*/
export class SVGmroot<N, T, D> extends CommonMrootMixin<Constructor<SVGmsqrt<any, any, any>>>(SVGmsqrt) {
/**
* The mroot wrapper
*/
public static kind = MmlMroot.prototype.kind;
/**
* @override
*/
protected addRoot(ROOT: N, root: SVGWrapper<N, T, D>, sbox: BBox, H: number) {
root.toSVG(ROOT);
const [x, h, dx] = this.getRootDimens(sbox, H);
const bbox = root.getOuterBBox();
root.place(dx * bbox.rscale, h);
this.dx = x;
}
}