Top 4 Examples of "dfa in functional component" in JavaScript
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import DefaultShaper from './DefaultShaper';
import StateMachine from 'dfa';
import UnicodeTrie from 'unicode-trie';
import GlyphInfo from '../GlyphInfo';
import useData from './use.json';
const {categories, decompositions} = useData;
const trie = new UnicodeTrie(require('fs').readFileSync(__dirname + '/use.trie'));
const stateMachine = new StateMachine(useData);
/**
* This shaper is an implementation of the Universal Shaping Engine, which
* uses Unicode data to shape a number of scripts without a dedicated shaping engine.
* See https://www.microsoft.com/typography/OpenTypeDev/USE/intro.htm.
*/
export default class UniversalShaper extends DefaultShaper {
static zeroMarkWidths = 'BEFORE_GPOS';
static planFeatures(plan) {
plan.addStage(setupSyllables);
// Default glyph pre-processing group
plan.addStage(['locl', 'ccmp', 'nukt', 'akhn']);
// Reordering group
plan.addStage(clearSubstitutionFlags);import * as Script from '../../layout/Script';
import GlyphInfo from '../GlyphInfo';
import indicMachine from './indic.json';
import useData from './use.json';
import {
CATEGORIES,
POSITIONS,
CONSONANT_FLAGS,
JOINER_FLAGS,
HALANT_OR_COENG_FLAGS, INDIC_CONFIGS,
INDIC_DECOMPOSITIONS
} from './indic-data';
const {decompositions} = useData;
const trie = new UnicodeTrie(require('fs').readFileSync(__dirname + '/indic.trie'));
const stateMachine = new StateMachine(indicMachine);
/**
* The IndicShaper supports indic scripts e.g. Devanagari, Kannada, etc.
* Based on code from Harfbuzz: https://github.com/behdad/harfbuzz/blob/master/src/hb-ot-shape-complex-indic.cc
*/
export default class IndicShaper extends DefaultShaper {
static zeroMarkWidths = 'NONE';
static planFeatures(plan) {
plan.addStage(setupSyllables);
plan.addStage(['locl', 'ccmp']);
plan.addStage(initialReordering);
plan.addStage('nukt');
plan.addStage('akhn');function decompose(code) {
let decomposition = [];
let codepoint = codepoints[code];
for (let c of codepoint.decomposition) {
let codes = decompose(c);
codes = codes.length > 0 ? codes : [c];
decomposition.push(...codes);
}
return decomposition;
}
fs.writeFileSync(__dirname + '/use.trie', trie.toBuffer());
let stateMachine = compile(fs.readFileSync(__dirname + '/use.machine', 'utf8'), symbols);
let json = Object.assign({
categories: Object.keys(symbols),
decompositions: decompositions
}, stateMachine);
fs.writeFileSync(__dirname + '/use.json', JSON.stringify(json));}
let trie = new UnicodeTrieBuilder;
for (let i = 0; i < codepoints.length; i++) {
let codepoint = codepoints[i];
if (codepoint) {
let category = OVERRIDES[codepoint.code] || CATEGORY_MAP[codepoint.indicSyllabicCategory] || 'X';
let position = getPosition(codepoint, category);
trie.set(codepoint.code, (symbols[category] << 8) | position);
}
}
fs.writeFileSync(__dirname + '/indic.trie', trie.toBuffer());
let stateMachine = compile(fs.readFileSync(__dirname + '/indic.machine', 'utf8'), symbols);
fs.writeFileSync(__dirname + '/indic.json', JSON.stringify(stateMachine));