add initial marp implementation with sample content and build configuration

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

@@ -0,0 +1,56 @@
+/*************************************************************
+ *
+ *  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;
+  }
+
+}