| 1 | /**
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| 2 | * Sutton SignWriting Unicode 8 Module v1.1.2 (https://github.com/sutton-signwriting/unicode8)
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| 3 | * Author: Steve Slevinski (https://SteveSlevinski.me)
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| 4 | * font.mjs is released under the MIT License.
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| 5 | */
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| 6 |
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| 7 | /**
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| 8 | * Function that appends font-face CSS for the Noto Sans SignWriting font for use with SignWriting in Unicode 8 (uni8) characters.
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| 9 | *
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| 10 | * This font-face declaration will use a locally installed font if available.
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| 11 | * If not found, the font will be loaded from a content delivery network.
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| 12 | *
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| 13 | * The list of local names is currently a work in progress.
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| 14 | * The font-face currently works for Windows and iOS.
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| 15 | * This CSS is duplicated in the src/font/index.css file.
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| 16 | *
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| 17 | * @function font.cssAppend
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| 18 | * @param {string} dir - an optional relative directory for font location
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| 19 | * @example
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| 20 | * font.cssAppend('./font/')
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| 21 | */
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| 22 | const cssAppend = function (dir = '') {
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| 23 | const id = "SgnwUnicode8FontCss";
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| 24 |
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| 25 | if (!document.getElementById(id)) {
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| 26 | const style = document.createElement('style');
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| 27 | style.setAttribute("id", "SgnwUnicode8FontCss");
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| 28 | style.appendChild(document.createTextNode(`
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| 29 | @font-face {
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| 30 | font-family: "NotoSansSignWriting";
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| 31 | src:
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| 32 | local('NotoSansSignWriting'),
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| 33 | local('Noto Sans SignWriting'),
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| 34 | local('Noto_Sans_SignWriting'),
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| 35 | local('Noto Sans SignWriting Regular'),
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| 36 | local('Noto_Sans_SignWriting_Regular'),
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| 37 | ${dir ? `url('${dir}NotoSansSignWriting-Regular.otf') format('truetype'),` : ""}
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| 38 | url('https://cdn.jsdelivr.net/gh/googlefonts/noto-fonts/unhinted/otf/NotoSansSignWriting/NotoSansSignWriting-Regular.otf') format('opentype');
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| 39 | }
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| 40 | `));
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| 41 | document.head.appendChild(style);
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| 42 | }
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| 43 | };
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| 44 |
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| 45 | export { cssAppend };
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| 46 |
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| 47 | /* support ongoing development on https://patreon.com/signwriting */
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