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node_modules/mathjax-full/ts/output/svg/fonts/tex.ts

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+/*************************************************************
+ *
+ *  Copyright (c) 2017-2022 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  The MathJax TeXFont object
+ *
+ * @author dpvc@mathjax.org (Davide Cervone)
+ */
+
+import {SVGFontData, SVGFontDataClass, SVGCharOptions, SVGVariantData, SVGDelimiterData,
+        DelimiterMap, CharMapMap} from '../FontData.js';
+import {CommonTeXFontMixin} from '../../common/fonts/tex.js';
+import {OptionList} from '../../../util/Options.js';
+
+import {boldItalic} from './tex/bold-italic.js';
+import {bold} from './tex/bold.js';
+import {doubleStruck} from './tex/double-struck.js';
+import {frakturBold} from './tex/fraktur-bold.js';
+import {fraktur} from './tex/fraktur.js';
+import {italic} from './tex/italic.js';
+import {largeop} from './tex/largeop.js';
+import {monospace} from './tex/monospace.js';
+import {normal} from './tex/normal.js';
+import {sansSerifBoldItalic} from './tex/sans-serif-bold-italic.js';
+import {sansSerifBold} from './tex/sans-serif-bold.js';
+import {sansSerifItalic} from './tex/sans-serif-italic.js';
+import {sansSerif} from './tex/sans-serif.js';
+import {scriptBold} from './tex/script-bold.js';
+import {script} from './tex/script.js';
+import {smallop} from './tex/smallop.js';
+import {texCalligraphicBold} from './tex/tex-calligraphic-bold.js';
+import {texCalligraphic} from './tex/tex-calligraphic.js';
+import {texMathit} from './tex/tex-mathit.js';
+import {texOldstyleBold} from './tex/tex-oldstyle-bold.js';
+import {texOldstyle} from './tex/tex-oldstyle.js';
+import {texSize3} from './tex/tex-size3.js';
+import {texSize4} from './tex/tex-size4.js';
+import {texVariant} from './tex/tex-variant.js';
+
+import {delimiters} from '../../common/fonts/tex/delimiters.js';
+
+/***********************************************************************************/
+/**
+ *  The TeXFont class
+ */
+export class TeXFont extends
+CommonTeXFontMixin<SVGCharOptions, SVGVariantData, SVGDelimiterData, SVGFontDataClass>(SVGFontData) {
+
+  /**
+   *  The stretchy delimiter data
+   */
+  protected static defaultDelimiters: DelimiterMap<SVGDelimiterData> = delimiters;
+
+  /**
+   *  The character data by variant
+   */
+  protected static defaultChars: CharMapMap<SVGCharOptions> = {
+    'normal': normal,
+    'bold': bold,
+    'italic': italic,
+    'bold-italic': boldItalic,
+    'double-struck': doubleStruck,
+    'fraktur': fraktur,
+    'bold-fraktur': frakturBold,
+    'script': script,
+    'bold-script': scriptBold,
+    'sans-serif': sansSerif,
+    'bold-sans-serif': sansSerifBold,
+    'sans-serif-italic': sansSerifItalic,
+    'sans-serif-bold-italic': sansSerifBoldItalic,
+    'monospace': monospace,
+    '-smallop': smallop,
+    '-largeop': largeop,
+    '-size3': texSize3,
+    '-size4': texSize4,
+    '-tex-calligraphic': texCalligraphic,
+    '-tex-bold-calligraphic': texCalligraphicBold,
+    '-tex-mathit': texMathit,
+    '-tex-oldstyle': texOldstyle,
+    '-tex-bold-oldstyle': texOldstyleBold,
+    '-tex-variant': texVariant
+  };
+
+  /**
+   * The cacheIDs to use for the variants in font-caching
+   */
+  protected static variantCacheIds: {[name: string]: string} = {
+    'normal': 'N',
+    'bold': 'B',
+    'italic': 'I',
+    'bold-italic': 'BI',
+    'double-struck': 'D',
+    'fraktur': 'F',
+    'bold-fraktur': 'BF',
+    'script': 'S',
+    'bold-script': 'BS',
+    'sans-serif': 'SS',
+    'bold-sans-serif': 'BSS',
+    'sans-serif-italic': 'SSI',
+    'sans-serif-bold-italic': 'SSBI',
+    'monospace': 'M',
+    '-smallop': 'SO',
+    '-largeop': 'LO',
+    '-size3': 'S3',
+    '-size4': 'S4',
+    '-tex-calligraphic': 'C',
+    '-tex-bold-calligraphic': 'BC',
+    '-tex-mathit': 'MI',
+    '-tex-oldstyle': 'OS',
+    '-tex-bold-oldstyle': 'BOS',
+    '-tex-variant': 'V'
+  };
+
+  /**
+   * @override
+   */
+  constructor(options: OptionList = null) {
+    super(options);
+    //
+    //  Add the cacheIDs to the variants
+    //
+    const CLASS = this.constructor as typeof TeXFont;
+    for (const variant of Object.keys(CLASS.variantCacheIds)) {
+      this.variant[variant].cacheID = 'TEX-' + CLASS.variantCacheIds[variant];
+    }
+  }
+
+}