1 | /**
|
2 | * Sutton SignWriting Unicode 8 Module v1.2.0 (https://github.com/sutton-signwriting/unicode8)
|
3 | * Author: Steve Slevinski (https://SteveSlevinski.me)
|
4 | * Sponsor: https://patreon.com/signwriting
|
5 | * Donate: https://donate.sutton-signwriting.io
|
6 | *
|
7 | * unicode8.js is released under the MIT License.
|
8 | */
|
9 |
|
10 | (function (global, factory) {
|
11 | typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
|
12 | typeof define === 'function' && define.amd ? define(['exports'], factory) :
|
13 | (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global.ssw = global.ssw || {}, global.ssw.unicode8 = {})));
|
14 | })(this, (function (exports) { 'use strict';
|
15 |
|
16 | /**
|
17 | * Function that appends font-face CSS for the Noto Sans SignWriting font for use with SignWriting in Unicode 8 (uni8) characters.
|
18 | *
|
19 | * This font-face declaration will use a locally installed font if available.
|
20 | * If not found, the font will be loaded from a content delivery network.
|
21 | *
|
22 | * The list of local names is currently a work in progress.
|
23 | * The font-face currently works for Windows and iOS.
|
24 | * This CSS is duplicated in the src/font/index.css file.
|
25 | *
|
26 | * @function font.cssAppend
|
27 | * @param {string} dir - an optional relative directory for font location
|
28 | * @example
|
29 | * font.cssAppend('./font/')
|
30 | */
|
31 | const cssAppend = function (dir = '') {
|
32 | const id = "SgnwUnicode8FontCss";
|
33 | if (!document.getElementById(id)) {
|
34 | const style = document.createElement('style');
|
35 | style.setAttribute("id", "SgnwUnicode8FontCss");
|
36 | style.appendChild(document.createTextNode(`
|
37 | @font-face {
|
38 | font-family: "NotoSansSignWriting";
|
39 | src:
|
40 | local('NotoSansSignWriting'),
|
41 | local('Noto Sans SignWriting'),
|
42 | local('Noto_Sans_SignWriting'),
|
43 | local('Noto Sans SignWriting Regular'),
|
44 | local('Noto_Sans_SignWriting_Regular'),
|
45 | ${dir ? `url('${dir}NotoSansSignWriting-Regular.ttf') format('truetype'),` : ""}
|
46 | url('https://notofonts.github.io/sign-writing/fonts/NotoSansSignWriting/full/ttf/NotoSansSignWriting-Regular.ttf') format('opentype');
|
47 | }
|
48 | `));
|
49 | document.head.appendChild(style);
|
50 | }
|
51 | };
|
52 |
|
53 | /** The font module contains functions for handing the font.
|
54 | * @module font
|
55 | */
|
56 |
|
57 | var index$3 = /*#__PURE__*/Object.freeze({
|
58 | __proto__: null,
|
59 | cssAppend: cssAppend
|
60 | });
|
61 |
|
62 | /**
|
63 | * Object of regular expressions for symbol strings
|
64 | *
|
65 | * { base, fill, rotation, full }
|
66 | * @alias symbol.re
|
67 | * @type {object}
|
68 | */
|
69 | let re$1 = {
|
70 | 'base': '(?:\uD836[\uDC00-\uDE8B])',
|
71 | 'fill': '(?:\uD836[\uDE9B-\uDE9F])',
|
72 | 'rotation': '(?:\uD836[\uDEA1-\uDEAF])'
|
73 | };
|
74 | re$1.full = `(${re$1.base})(${re$1.fill})?(${re$1.rotation})?`;
|
75 |
|
76 | /**
|
77 | * Function to parse symbol string to object
|
78 | * @function symbol.parse
|
79 | * @param {string} symbolString - a symbol string
|
80 | * @returns {object} elements of symbol string
|
81 | * @example
|
82 | * symbol.parse('𝠀')
|
83 | *
|
84 | * return {
|
85 | * 'base': '𝠀',
|
86 | * 'fill': undefined,
|
87 | * 'rotation': undefined
|
88 | * }
|
89 | */
|
90 | const parse$1 = symbolString => {
|
91 | const regex = `^${re$1.full}`;
|
92 | const m = (typeof symbolString === 'string' ? symbolString.match(new RegExp(regex)) : []) || [];
|
93 | return {
|
94 | 'base': !m[1] ? undefined : m[1],
|
95 | 'fill': !m[2] ? undefined : m[2],
|
96 | 'rotation': !m[3] ? undefined : m[3]
|
97 | };
|
98 | };
|
99 |
|
100 | /**
|
101 | * Function to compose symbol string from object
|
102 | * @function symbol.compose
|
103 | * @param {object} symbolObject - an object of symbol parts
|
104 | * @param {string} symbolObject.base - base character for symbol
|
105 | * @param {string} symbolObject.fill - fill character for symbol
|
106 | * @param {string} symbolObject.rotation - rotation character for symbol
|
107 | * @returns {string} symbol string
|
108 | * @example
|
109 | * symbol.compose({
|
110 | * 'base': '𝠀'
|
111 | * })
|
112 | *
|
113 | * return '𝠀'
|
114 | */
|
115 | const compose$1 = symbolObject => {
|
116 | if (typeof symbolObject !== 'object' || symbolObject === null) return undefined;
|
117 | const sym = (symbolObject.base ? symbolObject.base : '') + (symbolObject.fill ? symbolObject.fill : '') + (symbolObject.rotation ? symbolObject.rotation : '');
|
118 | return sym ? sym : undefined;
|
119 | };
|
120 |
|
121 | /** The symbol module contains regular expressions and functions for parsing and composing SignWriting in Unicode 8 (uni8) characters.
|
122 | * @module symbol
|
123 | */
|
124 |
|
125 | var index$2 = /*#__PURE__*/Object.freeze({
|
126 | __proto__: null,
|
127 | re: re$1,
|
128 | parse: parse$1,
|
129 | compose: compose$1
|
130 | });
|
131 |
|
132 | /**
|
133 | * Object of regular expressions for string of symbols
|
134 | *
|
135 | * { full }
|
136 | * @alias string.re
|
137 | * @type {object}
|
138 | */
|
139 | let re = {
|
140 | 'full': `(?:${re$1.full})+`
|
141 | };
|
142 |
|
143 | /**
|
144 | * Function to parse string of uni8 symbols to array
|
145 | * @function string.parse
|
146 | * @param {string} uni8String - a string of uni8 symbols
|
147 | * @returns {array} array of uni8 symbols
|
148 | * @example
|
149 | * string.parse('𝠀𝠁')
|
150 | *
|
151 | * return ['𝠀','𝠁']
|
152 | */
|
153 | const parse = uni8String => {
|
154 | const regex = `^(${re.full})`;
|
155 | const m = (typeof uni8String === 'string' ? uni8String.match(new RegExp(regex)) : []) || [];
|
156 | return !m[1] ? [] : [...m[1].matchAll(new RegExp(re$1.full, 'g'))].map(mm => mm[0]);
|
157 | };
|
158 |
|
159 | /**
|
160 | * Function to compose uni8 string from array
|
161 | * @function string.compose
|
162 | * @param {array} stringArray - an array of uni8 symbols
|
163 | * @returns {string} string of uni8 symbols
|
164 | * @example
|
165 | * string.compose(['𝠀','𝠁'])
|
166 | *
|
167 | * return '𝠀𝠁'
|
168 | */
|
169 | const compose = stringArray => {
|
170 | if (!Array.isArray(stringArray)) return undefined;
|
171 | return stringArray.join('');
|
172 | };
|
173 |
|
174 | /** The string module contains regular expressions and functions for parsing and composing SignWriting in Unicode 8 (uni8) symbol strings.
|
175 | * @module string
|
176 | */
|
177 |
|
178 | var index$1 = /*#__PURE__*/Object.freeze({
|
179 | __proto__: null,
|
180 | re: re,
|
181 | parse: parse,
|
182 | compose: compose
|
183 | });
|
184 |
|
185 | /** The convert module contains functions to help process the various SignWriting Character sets.
|
186 | * @module convert
|
187 | */
|
188 |
|
189 | /**
|
190 | * Function to convert a SignWriting in Unicode 8 (uni8) code point to a character
|
191 | * @function convert.code2uni
|
192 | * @param {integer} code - unicode code point
|
193 | * @returns {string} SignWriting in Unicode 8 character
|
194 | * @example
|
195 | * convert.code2uni(0x1D800)
|
196 | *
|
197 | * return '𝠀'
|
198 | */
|
199 | const code2uni = code => String.fromCharCode(0xD800 + (code - 0x10000 >> 10), 0xDC00 + (code - 0x10000 & 0x3FF));
|
200 |
|
201 | /**
|
202 | * Function to convert a SignWriting in Unicode 8 (uni8) character to a code point
|
203 | * @function convert.uni2code
|
204 | * @param {string} uni8 - SignWriting in Unicode 8 character
|
205 | * @returns {integer} unicode code point
|
206 | * @example
|
207 | * convert.uni2code('𝠀')
|
208 | *
|
209 | * return 0x1D800
|
210 | */
|
211 | const uni2code = uni8 => uni8.codePointAt(0);
|
212 |
|
213 | /**
|
214 | * Function to convert a SignWriting in Unicode 8 (uni8) character to hex values
|
215 | * @function convert.uni2hex
|
216 | * @param {string} uni8 - SignWriting in Unicode 8 character
|
217 | * @returns {string} hex value of unicode character
|
218 | * @example
|
219 | * convert.uni2hex('𝠀')
|
220 | *
|
221 | * return "1D800"
|
222 | */
|
223 | const uni2hex = uni8 => uni8.codePointAt(0).toString(16).toUpperCase();
|
224 |
|
225 | /**
|
226 | * Function to convert a SignWriting in Unicode 8 (uni8) symbol to Formal SignWriting in ASCII (FSW)
|
227 | * @function convert.uni2fsw
|
228 | * @param {string} uni8 - SignWriting in Unicode 8 character(s)
|
229 | * @returns {string} an FSW symbol key
|
230 | * @example
|
231 | * convert.uni2fsw('𝠀')
|
232 | *
|
233 | * return 'S10000'
|
234 | */
|
235 | const uni2fsw = uni8 => {
|
236 | let sym = parse$1(uni8);
|
237 | if (sym.base) {
|
238 | sym.base = sym.base.codePointAt(0) - 0x1D700;
|
239 | sym.fill = sym.fill ? sym.fill.codePointAt(0) - 0x1DA9A : 0;
|
240 | sym.rotation = sym.rotation ? sym.rotation.codePointAt(0) - 0x1DAA0 : 0;
|
241 | return "S" + sym.base.toString(16) + sym.fill.toString(16) + sym.rotation.toString(16);
|
242 | } else {
|
243 | return undefined;
|
244 | }
|
245 | };
|
246 |
|
247 | /**
|
248 | * Function to convert a SignWriting in Unicode 8 (uni8) symbol to SignWriting in Unicode (SWU)
|
249 | * @function convert.uni2swu
|
250 | * @param {string} uni8 - SignWriting in Unicode 8 character(s)
|
251 | * @returns {string} an SWU symbol
|
252 | * @example
|
253 | * convert.uni2swu('𝠀')
|
254 | *
|
255 | * return ''
|
256 | */
|
257 | const uni2swu = uni8 => {
|
258 | let sym = parse$1(uni8);
|
259 | if (sym.base) {
|
260 | sym.base = sym.base.codePointAt(0) - 0x1D800;
|
261 | sym.fill = sym.fill ? sym.fill.codePointAt(0) - 0x1DA9A : 0;
|
262 | sym.rotation = sym.rotation ? sym.rotation.codePointAt(0) - 0x1DAA0 : 0;
|
263 | return code2uni(0x40001 + sym.base * 96 + sym.fill * 16 + sym.rotation);
|
264 | } else {
|
265 | return undefined;
|
266 | }
|
267 | };
|
268 |
|
269 | /**
|
270 | * Function to convert a Formal SignWriting in ASCII (FSW) to SignWriting in Unicode 8 (uni8)
|
271 | * @function convert.fsw2uni
|
272 | * @param {string} fswSym - an FSW symbol key
|
273 | * @returns {string} SignWriting in Unicode 8 character(s)
|
274 | * @example
|
275 | * convert.fsw2uni('S10000')
|
276 | *
|
277 | * return '𝠀'
|
278 | */
|
279 | const fsw2uni = fswSym => {
|
280 | let base = parseInt(fswSym.slice(1, 4), 16);
|
281 | let fill = parseInt(fswSym.slice(4, 5), 16);
|
282 | let rotation = parseInt(fswSym.slice(5, 6), 16);
|
283 | return code2uni(base + 0x1D700) + (fill ? code2uni(fill + 0x1DA9A) : '') + (rotation ? code2uni(rotation + 0x1DAA0) : '');
|
284 | };
|
285 |
|
286 | /**
|
287 | * Function to convert a SignWriting in Unicode (SWU) to SignWriting in Unicode 8 (uni8)
|
288 | * @function convert.swu2uni
|
289 | * @param {string} swuSym - an SWU symbol
|
290 | * @returns {string} SignWriting in Unicode 8 character(s)
|
291 | * @example
|
292 | * convert.swu2uni('')
|
293 | *
|
294 | * return '𝠀'
|
295 | */
|
296 | const swu2uni = swuSym => {
|
297 | const symcode = swuSym.codePointAt(0) - 0x40001;
|
298 | const base = parseInt(symcode / 96);
|
299 | const fill = parseInt((symcode - base * 96) / 16);
|
300 | const rotation = parseInt(symcode - base * 96 - fill * 16);
|
301 | return code2uni(base + 0x1D800) + (fill ? code2uni(fill + 0x1DA9A) : '') + (rotation ? code2uni(rotation + 0x1DAA0) : '');
|
302 | };
|
303 |
|
304 | var index = /*#__PURE__*/Object.freeze({
|
305 | __proto__: null,
|
306 | code2uni: code2uni,
|
307 | uni2code: uni2code,
|
308 | uni2hex: uni2hex,
|
309 | uni2fsw: uni2fsw,
|
310 | uni2swu: uni2swu,
|
311 | fsw2uni: fsw2uni,
|
312 | swu2uni: swu2uni
|
313 | });
|
314 |
|
315 | exports.convert = index;
|
316 | exports.font = index$3;
|
317 | exports.string = index$1;
|
318 | exports.symbol = index$2;
|
319 |
|
320 | Object.defineProperty(exports, '__esModule', { value: true });
|
321 |
|
322 | }));
|
323 |
|
324 | /* the end */
|