function Font (src, options) {
number ++;
var fontmin = new Fontmin().src(src);
var dest = options.dest || {};
var chars = options.chars;
var extname = path.extname(src);
var basename = path.basename(src, extname);
var temp = TEMP + number;
dest.ttf = dest.ttf || src;
if (options.chars) {
fontmin.use(Fontmin.glyph({
text: chars
}));
}
Object.keys(dest).forEach(function (key) {
if (typeof Fontmin['ttf2' + key] === 'function') {
fontmin.use(Fontmin['ttf2' + key]({clone: true}));
}
});
fontmin.dest(temp);
return new Promise(function (resolve, reject) {
fontmin.run(function (err, files) {
if (err) {
reject(err);
} else {
Object.keys(dest).forEach(function (key) {
var filename = basename + '.' + key;
// 特殊逻辑，支持非ttf后缀的turetype字体
// if (key === 'ttf') {
// filename = basename + extname;
// }
var file = path.join(temp, filename);
var out = dest[key];
file = path.resolve(file);
rename(file, out);
});
rmdir(temp);
resolve(files);
}
});
});
};
/**
* fontMinify 处理器
*
* @param {FileObject} file 处理器文件对象
* @param {processContext} processContext 处理器上下文
* @param {Function} done 完成回调
*/
function fontMinify(file, processContext, done) {
var text = this.text || '';
var entryFiles = this.entryFiles;
if (entryFiles) {
var entryText = [];
processContext
.getFilesByPatterns(entryFiles)
.forEach(function (entryFile) {
entryText.push(entryFile.data);
});
text += entryText.join('');
}
var chineseOnly = this.chineseOnly;
if (chineseOnly) {
text = text.replace(/[^\u4e00-\u9fa5]/g, '');
}
var srcPath = file.path;
var outputDir = processContext.outputDir;
var destPath = path.dirname(file.outputPath);
destPath = path.resolve(outputDir, destPath); // 获取目标地址，传入 fontmin.dest
file.outputPath = null; // 清除 edp 构建结果
var fontmin = new Fontmin()
.src(srcPath)
.use(Fontmin.glyph({
text: text
}))
.use(Fontmin.ttf2eot())
.use(Fontmin.ttf2woff())
.use(Fontmin.ttf2svg())
.dest(destPath);
var me = this;
fontmin.run(function (err, files, stream) {
if (err) {
me.log.error(err);
}
done();
});
}
htmlToText.fromFile(path.join(__dirname, '../../geojsonIndex.html'), {}, function (err, text) {
new Fontmin()
.src('./noto-thin.ttf')
.use(Fontmin.glyph({
text: text
}))
.run(function (err, files) {
if (err) {
throw new Error(err);
}
console.log('files');
console.log(files);
require('fs').writeFileSync('./noto-thin.min.ttf', files[0]._contents);
});
})
return through.obj(function (file, enc, cb) {
if (file.isNull()) {
cb(null, file);
return;
}
if (file.isStream()) {
cb(new gutil.PluginError('gulp-fontmin', 'Streaming not supported'));
return;
}
if (!isExt(file.path, 'svg')) {
if (opts.verbose) {
gutil.log('gulp-fontmin: Skipping unsupported ' + chalk.blue(file.relative));
}
cb(null, file);
return;
}
var fontmin = new Fontmin()
.use(Fontmin.glyph(opts))
.use(Fontmin.ttf2eot())
.use(Fontmin.ttf2woff())
.use(Fontmin.ttf2svg())
.use(Fontmin.css(opts));
if (opts.use) {
opts.use.forEach(fontmin.use.bind(fontmin));
}
fontmin.run(function (err, files) {
if (err) {
cb(new gutil.PluginError('gulp-fontmin:', err, {fileName: file.path}));
return;
}
cb(null, file);
});
}, function (cb) {
}, function(flushCb){
var fontmin = null,
_this = this;
// remove duplication
glyphListCacheStr = (function(str){
var o = {},
list=str.split(''),
i;
for (i=0; i<list.length; i++) {
o[list[i]]=1;
}
return Object.keys(o).join('');
}(glyphListCacheStr + options.mustHaveGlyphs));
fontmin = new Fontmin()
.src(options.fontPath)
.use(Fontmin.glyph({
text: glyphListCacheStr
}))
.use(Fontmin.ttf2eot())
.use(Fontmin.ttf2woff())
.use(Fontmin.ttf2svg());
// .use(Fontmin.css());
fontmin.run(function (err, files) {
if (err) {
_this.emit('error', new gutil.PluginError(err));
return flushCb();
}
for (var i=0; i<files.length; i++) {
_this.push(files[i]);
}
flushCb();
});
});
min: function(succeed, error) {
var webFont = this.webFont;
var source = this.source;
var temp = this.temp;
var that = this;
var originalSize = fs.statSync(source).size;
var fontmin = new Fontmin().src(source);
if (webFont.chars) {
fontmin.use(Fontmin.glyph({
text: webFont.chars
}));
}
var types = {
'embedded-opentype': 'ttf2eot',
'woff': 'ttf2woff',
'woff2': 'ttf2woff2',
'svg': 'ttf2svg'
};
webFont.files.forEach(function(file) {
var format = file.format;
var fn = types[format];
if (format === 'truetype') {
return;
}
if (typeof Fontmin[fn] === 'function') {
fontmin.use(Fontmin[fn]({
clone: true
}));
} else {
throw new TypeError('compressing the ' + format + ' format fonts is not supported, ' +
'please delete it in the CSS file: "' + file.url + '"');
}
});
fontmin.dest(temp);
fontmin.run(function(errors/*, buffer*/) {
if (errors) {
that.clear();
error(errors);
} else {
// 从临时目录把压缩后的字体剪切出来
webFont.files.forEach(function(file) {
var basename = path.basename(file.url);
var tempFile = path.join(temp, basename);
var out = file.url;
utils.rename(tempFile, out);
if (fs.existsSync(file.url)) {
file.size = fs.statSync(file.url).size;
} else {
file.size = null;
}
});
that.clear();
// 添加新字段：记录原始文件大小
webFont.originalSize = originalSize;
succeed(webFont);
}
});
},