Use base64 version of standard fonts

Author: diegomura

.gitignore

@@ -9,3 +9,4 @@ demo/bundle.js
 *.html
 !demo/browser.html
 dist
+*.b64.afm

package.json

@@ -15,22 +15,27 @@
   },
   "scripts": {
     "build": "rollup -c",
-    "prepublish": "npm run build"
+    "prepublish": "npm run build",
+    "prebuild": "node ./src/font/data/compressData.js",
+    "postbuild": "rimraf ./src/font/data/*.b64.afm"
   },
   "files": [
     "dist"
   ],
   "dependencies": {
     "@react-pdf/fontkit": "^1.11.0",
-    "@react-pdf/png-js": "^1.0.0"
+    "@react-pdf/png-js": "^1.0.0",
+    "lz-string": "^1.4.4"
   },
   "devDependencies": {
     "babel-plugin-external-helpers": "^6.22.0",
     "babel-preset-es2015": "^6.24.1",
     "blob-stream": "^0.1.2",
     "iconv-lite": "^0.4.13",
+    "rimraf": "^2.6.2",
     "rollup": "^0.52.2",
     "rollup-plugin-babel": "^2.7.1",
+    "rollup-plugin-bundle-size": "https://github.com/vimeo/rollup-plugin-bundle-size",
     "rollup-plugin-ignore": "^1.0.3",
     "rollup-plugin-json": "^2.1.0",
     "rollup-plugin-node-resolve": "^2.0.0",

rollup.config.js

@@ -1,6 +1,7 @@
 import babel from 'rollup-plugin-babel';
 import json from 'rollup-plugin-json';
 import nodeResolve from 'rollup-plugin-node-resolve';
+import bundleSize from 'rollup-plugin-bundle-size';
 import uglify from 'rollup-plugin-uglify';
 import string from 'rollup-plugin-string';
 import replace from 'rollup-plugin-replace'
@@ -30,7 +31,8 @@ const configBase = {
       presets: [['es2015', { modules: false }]],
       plugins: ['external-helpers'],
       runtimeHelpers: true
-    })
+    }),
+    bundleSize(),
   ],
   external: Object.keys(pkg.dependencies)
 }

src/font/data/compressData.js

@@ -0,0 +1,29 @@
+const fs = require('fs');
+const LZString = require('lz-string');
+
+var decimalToHex = function(d) {
+  var hex = Number(d).toString(16);
+  var padding = 2;
+
+  while (hex.length < padding) {
+    hex = `0` + hex;
+  }
+
+  return hex;
+};
+
+var arrayToString = function(acc, value) {
+  return acc + decimalToHex(value);
+}
+
+fs.readdir(__dirname, function(err, files) {
+  files.forEach(function(file) {
+    if (file.match(/.afm$/)) {
+      const fontName = file.substring(0, file.length - 4);
+      const data = fs.readFileSync(__dirname + '/' + file, "utf8");
+      const compressed = LZString.compressToBase64(data);
+
+      fs.writeFileSync(__dirname + '/' + fontName + '.b64.afm', compressed);
+    }
+  });
+});

src/font/standard.js

@@ -1,24 +1,25 @@
+import LZString from 'lz-string';
 import AFMFont from './afm';
-import Courier from './data/Courier.afm';
-import CourierBold from './data/Courier-Bold.afm';
-import CourierOblique from './data/Courier-Oblique.afm';
-import Helvetica from './data/Helvetica.afm';
-import HelveticaBold from './data/Helvetica-Bold.afm';
-import HelveticaOblique from './data/Helvetica-Oblique.afm';
-import TimesRoman from './data/Times-Roman.afm';
-import TimesBold from './data/Times-Bold.afm';
-import TimesItalic from './data/Times-Italic.afm';
+import Courier from './data/Courier.b64.afm';
+import CourierBold from './data/Courier-Bold.b64.afm';
+import CourierOblique from './data/Courier-Oblique.b64.afm';
+import Helvetica from './data/Helvetica.b64.afm';
+import HelveticaBold from './data/Helvetica-Bold.b64.afm';
+import HelveticaOblique from './data/Helvetica-Oblique.b64.afm';
+import TimesRoman from './data/Times-Roman.b64.afm';
+import TimesBold from './data/Times-Bold.b64.afm';
+import TimesItalic from './data/Times-Italic.b64.afm';
 
 const STANDARD_FONTS = {
-  Courier: Courier,
-  'Courier-Bold': CourierBold,
-  'Courier-Oblique': CourierOblique,
-  Helvetica: Helvetica,
-  'Helvetica-Bold': HelveticaBold,
-  'Helvetica-Oblique': HelveticaOblique,
-  'Times-Roman': TimesRoman,
-  'Times-Bold': TimesBold,
-  'Times-Italic': TimesItalic,
+  Courier: LZString.decompressFromBase64(Courier),
+  'Courier-Bold': LZString.decompressFromBase64(CourierBold),
+  'Courier-Oblique': LZString.decompressFromBase64(CourierOblique),
+  Helvetica: LZString.decompressFromBase64(Helvetica),
+  'Helvetica-Bold': LZString.decompressFromBase64(HelveticaBold),
+  'Helvetica-Oblique': LZString.decompressFromBase64(HelveticaOblique),
+  'Times-Roman': LZString.decompressFromBase64(TimesRoman),
+  'Times-Bold': LZString.decompressFromBase64(TimesBold),
+  'Times-Italic': LZString.decompressFromBase64(TimesItalic),
 };
 
 const createStandardFont = PDFFont => (

yarn.lock

@@ -553,7 +553,7 @@ builtin-modules@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
 
-chalk@^1.1.3:
+chalk@^1.0.0, chalk@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
   dependencies:
@@ -632,7 +632,11 @@ duplexer2@~0.1.4:
   dependencies:
     readable-stream "^2.0.2"
 
-escape-string-regexp@^1.0.2:
+duplexer@^0.1.1:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/duplexer/-/duplexer-0.1.1.tgz#ace6ff808c1ce66b57d1ebf97977acb02334cfc1"
+
+escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
@@ -720,6 +724,13 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
+figures@^1.0.1:
+  version "1.7.0"
+  resolved "https://registry.yarnpkg.com/figures/-/figures-1.7.0.tgz#cbe1e3affcf1cd44b80cadfed28dc793a9701d2e"
+  dependencies:
+    escape-string-regexp "^1.0.5"
+    object-assign "^4.1.0"
+
 filename-regex@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.1.tgz#c1c4b9bee3e09725ddb106b75c1e301fe2f18b26"
@@ -748,6 +759,10 @@ foreach@^2.0.5:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
 
+fs.realpath@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
+
 function-bind@^1.0.2:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
@@ -765,10 +780,27 @@ glob-parent@^2.0.0:
   dependencies:
     is-glob "^2.0.0"
 
+glob@^7.0.5:
+  version "7.1.2"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.2.tgz#c19c9df9a028702d678612384a6552404c636d15"
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 globals@^9.18.0:
   version "9.18.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
 
+gzip-size@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/gzip-size/-/gzip-size-3.0.0.tgz#546188e9bdc337f673772f81660464b389dce520"
+  dependencies:
+    duplexer "^0.1.1"
+
 has-ansi@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/has-ansi/-/has-ansi-2.0.0.tgz#34f5049ce1ecdf2b0649af3ef24e45ed35416d91"
@@ -794,7 +826,14 @@ iconv-lite@^0.4.13:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-inherits@^2.0.3, inherits@~2.0.3:
+inflight@^1.0.4:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
+  dependencies:
+    once "^1.3.0"
+    wrappy "1"
+
+inherits@2, inherits@^2.0.3, inherits@~2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
@@ -917,6 +956,10 @@ loose-envify@^1.0.0:
   dependencies:
     js-tokens "^3.0.0 || ^4.0.0"
 
+lz-string@^1.4.4:
+  version "1.4.4"
+  resolved "https://registry.yarnpkg.com/lz-string/-/lz-string-1.4.4.tgz#c0d8eaf36059f705796e1e344811cf4c498d3a26"
+
 magic-string@^0.22.4:
   version "0.22.5"
   resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.22.5.tgz#8e9cf5afddf44385c1da5bc2a6a0dbd10b03657e"
@@ -927,6 +970,15 @@ math-random@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/math-random/-/math-random-1.0.1.tgz#8b3aac588b8a66e4975e3cdea67f7bb329601fac"
 
+maxmin@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/maxmin/-/maxmin-2.1.0.tgz#4d3b220903d95eee7eb7ac7fa864e72dc09a3166"
+  dependencies:
+    chalk "^1.0.0"
+    figures "^1.0.1"
+    gzip-size "^3.0.0"
+    pretty-bytes "^3.0.0"
+
 merge-source-map@1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/merge-source-map/-/merge-source-map-1.0.4.tgz#a5de46538dae84d4114cc5ea02b4772a6346701f"
@@ -1004,6 +1056,12 @@ object.omit@^2.0.0:
     for-own "^0.1.4"
     is-extendable "^0.1.1"
 
+once@^1.3.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/once/-/once-1.4.0.tgz#583b1aa775961d4b113ac17d9c50baef9dd76bd1"
+  dependencies:
+    wrappy "1"
+
 optionator@^0.8.1:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
@@ -1036,7 +1094,7 @@ parse-glob@^3.0.4:
     is-extglob "^1.0.0"
     is-glob "^2.0.0"
 
-path-is-absolute@^1.0.1:
+path-is-absolute@^1.0.0, path-is-absolute@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
 
@@ -1052,6 +1110,12 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
+pretty-bytes@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/pretty-bytes/-/pretty-bytes-3.0.1.tgz#27d0008d778063a0b4811bb35c79f1bd5d5fbccf"
+  dependencies:
+    number-is-nan "^1.0.0"
+
 private@^0.1.6, private@^0.1.8:
   version "0.1.8"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.8.tgz#2381edb3689f7a53d653190060fcf822d2f368ff"
@@ -1168,6 +1232,12 @@ restructure@^0.5.3:
   dependencies:
     browserify-optional "^1.0.0"
 
+rimraf@^2.6.2:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
+  dependencies:
+    glob "^7.0.5"
+
 rollup-plugin-babel@^2.7.1:
   version "2.7.1"
   resolved "https://registry.yarnpkg.com/rollup-plugin-babel/-/rollup-plugin-babel-2.7.1.tgz#16528197b0f938a1536f44683c7a93d573182f57"
@@ -1177,6 +1247,13 @@ rollup-plugin-babel@^2.7.1:
     object-assign "^4.1.0"
     rollup-pluginutils "^1.5.0"
 
+"rollup-plugin-bundle-size@https://github.com/vimeo/rollup-plugin-bundle-size":
+  version "1.0.2"
+  resolved "https://github.com/vimeo/rollup-plugin-bundle-size#c43b59a5e1add364ccb7f45569f49b4c35e01025"
+  dependencies:
+    chalk "^1.1.3"
+    maxmin "^2.1.0"
+
 rollup-plugin-ignore@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/rollup-plugin-ignore/-/rollup-plugin-ignore-1.0.3.tgz#9a3caac6709e481471ce4498a48164bbc2359e3d"
@@ -1369,6 +1446,10 @@ wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
+wrappy@1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
+
 xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"