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- import * as Alphabet from './alphabet.js';
- import { Engine } from '../common/engine.js';
- import * as L10n from '../l10n/l10n.js';
- import { LOCALE } from '../l10n/locale.js';
- import { localeFontCombiner } from '../l10n/locale_util.js';
- import * as MathCompoundStore from '../rule_engine/math_compound_store.js';
- const Domains = {
- small: ['default'],
- capital: ['default'],
- digit: ['default']
- };
- function makeDomains() {
- const alph = LOCALE.ALPHABETS;
- const combineKeys = (obj1, obj2) => {
- const result = {};
- Object.keys(obj1).forEach((k) => (result[k] = true));
- Object.keys(obj2).forEach((k) => (result[k] = true));
- return Object.keys(result);
- };
- Domains.small = combineKeys(alph.smallPrefix, alph.letterTrans);
- Domains.capital = combineKeys(alph.capPrefix, alph.letterTrans);
- Domains.digit = combineKeys(alph.digitPrefix, alph.digitTrans);
- }
- export function generateBase() {
- for (const int of Alphabet.INTERVALS.values()) {
- const letters = int.unicode;
- for (const letter of letters) {
- MathCompoundStore.baseStores.set(letter, {
- key: letter,
- category: int.category
- });
- }
- }
- }
- export function generate(locale) {
- const oldLocale = Engine.getInstance().locale;
- Engine.getInstance().locale = locale;
- L10n.setLocale();
- MathCompoundStore.changeLocale({ locale: locale });
- makeDomains();
- for (const int of Alphabet.INTERVALS.values()) {
- const letters = int.unicode;
- if ('offset' in int) {
- numberRules(letters, int.font, int.offset || 0);
- }
- else {
- const alphabet = LOCALE.ALPHABETS[int.base];
- alphabetRules(letters, alphabet, int.font, !!int.capital);
- }
- }
- Engine.getInstance().locale = oldLocale;
- L10n.setLocale();
- }
- function getFont(font) {
- const realFont = font === 'normal' || font === 'fullwidth'
- ? ''
- : LOCALE.MESSAGES.font[font] || LOCALE.MESSAGES.embellish[font] || '';
- return localeFontCombiner(realFont);
- }
- function alphabetRules(unicodes, letters, font, cap) {
- const realFont = getFont(font);
- for (let i = 0, unicode, letter; (unicode = unicodes[i]), (letter = letters[i]); i++) {
- const prefixes = cap
- ? LOCALE.ALPHABETS.capPrefix
- : LOCALE.ALPHABETS.smallPrefix;
- const domains = cap ? Domains.capital : Domains.small;
- makeLetter(realFont.combiner, unicode, letter, realFont.font, prefixes, LOCALE.ALPHABETS.letterTrans, domains);
- }
- }
- function numberRules(unicodes, font, offset) {
- const realFont = getFont(font);
- for (let i = 0, unicode; (unicode = unicodes[i]); i++) {
- const prefixes = LOCALE.ALPHABETS.digitPrefix;
- const num = i + offset;
- makeLetter(realFont.combiner, unicode, num, realFont.font, prefixes, LOCALE.ALPHABETS.digitTrans, Domains.digit);
- }
- }
- function makeLetter(combiner, unicode, letter, font, prefixes, transformers, domains) {
- for (let i = 0, domain; (domain = domains[i]); i++) {
- const transformer = domain in transformers ? transformers[domain] : transformers['default'];
- const prefix = domain in prefixes ? prefixes[domain] : prefixes['default'];
- MathCompoundStore.defineRule(domain, 'default', unicode, combiner(transformer(letter), font, prefix));
- }
- }
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