add initial marp implementation with sample content and build configuration

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

@@ -0,0 +1,94 @@
+/*************************************************************
+ *
+ *  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 SVGmsqrt wrapper for the MmlMsqrt object
+ *
+ * @author dpvc@mathjax.org (Davide Cervone)
+ */
+
+import {SVGWrapper, SVGConstructor} from '../Wrapper.js';
+import {CommonMsqrtMixin} from '../../common/Wrappers/msqrt.js';
+import {BBox} from '../../../util/BBox.js';
+import {MmlMsqrt} from '../../../core/MmlTree/MmlNodes/msqrt.js';
+
+/*****************************************************************/
+/**
+ * The SVGmsqrt wrapper for the MmlMsqrt object
+ *
+ * @template N  The HTMLElement node class
+ * @template T  The Text node class
+ * @template D  The Document class
+ */
+export class SVGmsqrt<N, T, D> extends CommonMsqrtMixin<SVGConstructor<any, any, any>>(SVGWrapper) {
+
+  /**
+   * The msqrt wrapper
+   */
+  public static kind = MmlMsqrt.prototype.kind;
+
+  /**
+   * Indent due to root
+   */
+  public dx: number = 0;
+
+  /**
+   * @override
+   */
+  public toSVG(parent: N) {
+    const surd = this.childNodes[this.surd];
+    const base = this.childNodes[this.base];
+    const root = (this.root ? this.childNodes[this.root] : null);
+    //
+    //  Get the parameters for the spacing of the parts
+    //
+    const sbox = surd.getBBox();
+    const bbox = base.getOuterBBox();
+    const q = this.getPQ(sbox)[1];
+    const t = this.font.params.rule_thickness * this.bbox.scale;
+    const H = bbox.h + q + t;
+    //
+    //  Create the SVG structure for the root
+    //
+    const SVG = this.standardSVGnode(parent);
+    const BASE = this.adaptor.append(SVG, this.svg('g'));
+    //
+    //  Place the children
+    //
+    this.addRoot(SVG, root, sbox, H);
+    surd.toSVG(SVG);
+    surd.place(this.dx, H - sbox.h);
+    base.toSVG(BASE);
+    base.place(this.dx + sbox.w, 0);
+    this.adaptor.append(SVG, this.svg('rect', {
+      width: this.fixed(bbox.w), height: this.fixed(t),
+      x: this.fixed(this.dx + sbox.w), y: this.fixed(H - t)
+    }));
+  }
+
+  /**
+   * Add root HTML (overridden in mroot)
+   *
+   * @param {N} ROOT           The container for the root
+   * @param {SVGWrapper} root  The wrapped MML root content
+   * @param {BBox} sbox        The bounding box of the surd
+   * @param {number} H         The height of the root as a whole
+   */
+  protected addRoot(_ROOT: N, _root: SVGWrapper<N, T, D>, _sbox: BBox, _H: number) {
+  }
+
+}