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@niwasawa

AWS Lambda + Java で日本語 (ひらがな・カタカナ・漢字) を使えるフォントがあるか調べる

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概要

  • AWS Lambda + Java で日本語が使えるフォントがあるか Java のプログラムを書いて調べる
  • Font#canDisplay で各種文字が使えるかどうか調べる
  • 現時点では日本語 (ひらがな・カタカナ・漢字) を使えるフォントはシステム内に用意されていなかった

ソースコード

import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestHandler;

import java.awt.Font;
import java.awt.GraphicsEnvironment;
import java.util.Arrays;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

public class FontList implements RequestHandler<Map<String, Object>, Map<String, Object>> {

  /**
   * スタンドアローンの Java アプリケーションとして実行した場合のエントリポイントです。
   *
   * @param args 使用しない
   */
  public static void main(String[] args) {

    Map<String, Object> output = new FontList().invoke();

    // フォント情報を出力
    for (Map font : (List<Map>) output.get("fonts")) {
      System.out.println(font);
    }

    // システム情報
    System.out.println(output.get("system"));
  }

  /**
   * AWS Labmda 関数を実行した場合のエントリポイント (ハンドラーメソッド) です。
   *
   * @param input   入力データ
   * @param context AWS Lambda Context オブジェクト
   * @return 出力データ
   */
  @Override
  public Map<String, Object> handleRequest(Map<String, Object> input, Context context) {
    return invoke();
  }

  /**
   * 使用できるフォントの情報を返します。
   *
   * @return 使用できるフォントの情報
   */
  private static Map<String, Object> invoke() {

    // 使用できるフォントの一覧を取得
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    Font[] allFonts = ge.getAllFonts();

    // 各種文字が使えるか調べる
    List<Map> fonts = Arrays.stream(allFonts)
      .sorted(Comparator.comparing(Font::getNumGlyphs)) // グリフ数でソート
      .map(f -> {
        Map m = new HashMap<String, Object>();
        m.put("name", f.getName());
        m.put("number_of_glyphs", f.getNumGlyphs());
        m.put("display_number", f.canDisplay('0'));
        m.put("display_alphabet", f.canDisplay('A'));
        m.put("display_hiragana", f.canDisplay('あ'));
        m.put("display_katakana", f.canDisplay('ア'));
        m.put("display_kanji", f.canDisplay('亜'));
        return m;
      })
      .collect(Collectors.toList());

    // システム情報を取得
    Map system = new HashMap<String, String>();
    system.put("os.name", getSystemProperty("os.name"));
    system.put("os.arch", getSystemProperty("os.arch"));
    system.put("os.version", getSystemProperty("os.version"));
    system.put("java.version", getSystemProperty("java.version"));
    system.put("java.specification.version", getSystemProperty("java.specification.version"));
    system.put("java.runtime.name", getSystemProperty("java.runtime.name"));
    system.put("java.runtime.version", getSystemProperty("java.runtime.version"));
    system.put("java.vm.name", getSystemProperty("java.vm.name"));
    system.put("java.vm.version", getSystemProperty("java.vm.version"));

    // 出力データを構築
    Map output = new HashMap<String, Object>();
    output.put("fonts", fonts);
    output.put("system", system);
    return output;
  }

  /**
   * 指定されたキーによって示されるシステム・プロパティを取得します。
   *
   * @param key システム・プロパティの名前
   * @return システム・プロパティの文字列値 (そのキーを持つプロパティが存在しない場合は null)
   */
  private static String getSystemProperty(String key) {
    try {
      return System.getProperty(key);
    } catch (SecurityException e) {
      return e.toString();
    }
  }
}

AWS Lambda + Java 8 での実行結果

残念ながら、現時点では日本語 (ひらがな・カタカナ・漢字) を使えるフォントはシステム内に用意されていなかった。

{
  "system": {
    "java.runtime.name": "OpenJDK Runtime Environment",
    "java.specification.version": "1.8",
    "java.version": "1.8.0_201",
    "java.vm.version": "25.201-b09",
    "os.arch": "amd64",
    "java.runtime.version": "1.8.0_201-b09",
    "os.name": "Linux",
    "java.vm.name": "OpenJDK 64-Bit Server VM",
    "os.version": "4.14.133-97.112.amzn2.x86_64"
  },
  "fonts": [
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 155,
      "name": "Cursor",
      "display_number": false,
      "display_alphabet": false
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 190,
      "name": "Standard Symbols L",
      "display_number": true,
      "display_alphabet": false
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 203,
      "name": "Dingbats ",
      "display_number": false,
      "display_alphabet": false
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 224,
      "name": "Hershey Plain- Duplex",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 224,
      "name": "Hershey Plain- Duplex- Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 224,
      "name": "Hershey Plain- Triplex",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 224,
      "name": "Hershey Plain- Triplex- Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 224,
      "name": "Hershey Script- Complex",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 224,
      "name": "Hershey Script- Simplex",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 228,
      "name": "Hershey Gothic- English",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 228,
      "name": "Hershey Gothic- German",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 228,
      "name": "Hershey Gothic- Italian",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Bitstream Charter",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Bitstream Charter Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Bitstream Charter Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Bitstream Charter Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Courier 10 Pitch",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Courier 10 Pitch Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Courier 10 Pitch Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Courier 10 Pitch Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Utopia Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Utopia Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Utopia Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 229,
      "name": "Utopia Regular",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 503,
      "name": "URW Chancery L Medium Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 512,
      "name": "URW Bookman L Demi Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 519,
      "name": "URW Bookman L Demi Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 519,
      "name": "URW Bookman L Light Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 522,
      "name": "DialogInput.bolditalic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 522,
      "name": "Monospaced.bolditalic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 522,
      "name": "Nimbus Mono L Bold Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 522,
      "name": "URW Palladio L Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 523,
      "name": "URW Palladio L Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 523,
      "name": "URW Palladio L Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 525,
      "name": "URW Palladio L Roman",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 533,
      "name": "DialogInput.italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 533,
      "name": "Monospaced.italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 533,
      "name": "Nimbus Mono L Regular Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 535,
      "name": "Nimbus Roman No9 L Medium Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 535,
      "name": "Nimbus Roman No9 L Regular Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 540,
      "name": "DialogInput.bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 540,
      "name": "Monospaced.bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 540,
      "name": "Nimbus Mono L Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 545,
      "name": "URW Bookman L Light",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 561,
      "name": "Nimbus Sans L Bold Condensed",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Century Schoolbook L Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Century Schoolbook L Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Century Schoolbook L Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Century Schoolbook L Roman",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "DialogInput.plain",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Monospaced.plain",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Mono L Regular",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Roman No9 L Medium",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Roman No9 L Regular",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Bold Condensed Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Regular",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Regular Condensed",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Regular Condensed Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "Nimbus Sans L Regular Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "URW Gothic L Book",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "URW Gothic L Book Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "URW Gothic L Demi",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 563,
      "name": "URW Gothic L Demi Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 1915,
      "name": "DejaVu Sans ExtraLight",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3320,
      "name": "DejaVu Serif Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3320,
      "name": "DejaVu Serif Condensed Bold Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3320,
      "name": "Serif.bolditalic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3321,
      "name": "DejaVu Serif Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3321,
      "name": "DejaVu Serif Condensed Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3321,
      "name": "Serif.bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3399,
      "name": "DejaVu Serif",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3399,
      "name": "DejaVu Serif Condensed",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3399,
      "name": "Serif.plain",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3449,
      "name": "DejaVu Serif Condensed Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3449,
      "name": "DejaVu Serif Italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 3449,
      "name": "Serif.italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5085,
      "name": "DejaVu Sans Bold Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5085,
      "name": "DejaVu Sans Condensed Bold Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5085,
      "name": "Dialog.bolditalic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5085,
      "name": "SansSerif.bolditalic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5155,
      "name": "DejaVu Sans Condensed Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5155,
      "name": "DejaVu Sans Oblique",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5155,
      "name": "Dialog.italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5155,
      "name": "SansSerif.italic",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5854,
      "name": "DejaVu Sans Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5854,
      "name": "DejaVu Sans Condensed Bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5854,
      "name": "Dialog.bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5854,
      "name": "SansSerif.bold",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5928,
      "name": "DejaVu Sans",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5928,
      "name": "DejaVu Sans Condensed",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5928,
      "name": "Dialog.plain",
      "display_number": true,
      "display_alphabet": true
    },
    {
      "display_hiragana": false,
      "display_katakana": false,
      "display_kanji": false,
      "number_of_glyphs": 5928,
      "name": "SansSerif.plain",
      "display_number": true,
      "display_alphabet": true
    }
  ]
}

参考資料

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