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fontmin.js
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fontmin.js
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const fs = require("fs");
const Fontmin = require("fontmin");
let charset = new Set();
const scanFolder = (dir, done) => {
let results = [];
fs.readdir(dir, (err, list) => {
if (err) {
return done(err);
}
let i = 0;
(function iter() {
let file = list[i++];
if (!file) {
return done(null, results);
}
file = dir + "/" + file;
fs.stat(file, (err, stat) => {
if (stat && stat.isDirectory()) {
scanFolder(file, (err, res) => {
results = results.concat(res);
iter();
});
} else {
results.push(file);
iter();
}
});
})();
});
};
const compressFont = (finalString, src, dest) => {
const fontmin = new Fontmin()
.src(src)
.dest(dest)
.use(
Fontmin.glyph({
text: finalString,
hinting: false,
})
);
fontmin.run((err) => {
if (err) {
throw err;
}
});
};
scanFolder("docs", (n, results) => {
results.forEach((file) => {
const result = fs.readFileSync(file, "utf8");
const currentCharSet = new Set(result);
charset = new Set([...charset, ...currentCharSet]);
});
compressFont(
Array.from(charset).join(""),
"./docs/css/fonts/HYShuSongErS.ttf",
"./out"
);
compressFont(
Array.from(charset).join(""),
"./docs/css/fonts/HYFangSongJ.ttf",
"./out"
);
compressFont(
Array.from(charset).join(""),
"./docs/css/fonts/FZKTJW.ttf",
"./out"
);
compressFont(
Array.from(charset).join(""),
"./docs/css/fonts/FZHTJW.ttf",
"./out"
);
console.log("fontmin.js > Generated " + Array.from(charset).length + " characters.");
});