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node_modules/mathjax-full/ts/output/svg/Wrappers/merror.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 SVGmerror wrapper for the MmlMerror object
+ *
+ * @author dpvc@mathjax.org (Davide Cervone)
+ */
+
+import {SVGWrapper} from '../Wrapper.js';
+import {MmlMerror} from '../../../core/MmlTree/MmlNodes/merror.js';
+import {StyleList} from '../../../util/StyleList.js';
+
+/*****************************************************************/
+/**
+ *  The SVGmerror wrapper for the MmlMerror object
+ *
+ * @template N  The HTMLElement node class
+ * @template T  The Text node class
+ * @template D  The Document class
+ */
+export class SVGmerror<N, T, D> extends SVGWrapper<N, T, D> {
+
+  /**
+   * The merror wrapper
+   */
+  public static kind = MmlMerror.prototype.kind;
+
+  /**
+   * @override
+   */
+  public static styles: StyleList = {
+    'g[data-mml-node="merror"] > g': {
+      fill: 'red',
+      stroke: 'red'
+    },
+    'g[data-mml-node="merror"] > rect[data-background]': {
+      fill: 'yellow',
+      stroke: 'none'
+    }
+  };
+
+  /**
+   * @override
+   */
+  public toSVG(parent: N) {
+    const svg = this.standardSVGnode(parent);
+    const {h, d, w} = this.getBBox();
+    this.adaptor.append(this.element, this.svg('rect', {
+      'data-background': true,
+      width: this.fixed(w), height: this.fixed(h + d), y: this.fixed(-d)
+    }));
+    const title = this.node.attributes.get('title') as string;
+    if (title) {
+      this.adaptor.append(this.element, this.svg('title', {}, [this.adaptor.text(title)]));
+    }
+    this.addChildren(svg);
+  }
+
+}