{"id":7396,"date":"2011-07-11T08:00:43","date_gmt":"2011-07-10T23:00:43","guid":{"rendered":"http:\/\/www.sssg.org\/blogs\/hiro345\/?p=7396"},"modified":"2011-07-10T10:39:21","modified_gmt":"2011-07-10T01:39:21","slug":"java%e3%81%a7%e3%83%95%e3%82%a9%e3%83%b3%e3%83%88%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6%e7%90%86%e8%a7%a3%e3%81%97%e3%82%88%e3%81%86%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.hiro345.net\/blogs\/hiro345\/archives\/7396.html","title":{"rendered":"Java\u3067\u30d5\u30a9\u30f3\u30c8\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u3088\u3046\uff01"},"content":{"rendered":"

\u300c\u3053\u3093\u306a\u306b\u7c21\u5358\uff01Java\u3067Font\u4e00\u89a7\u3092\u8868\u793a | hiro345<\/a>\u300d\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30d5\u30a9\u30f3\u30c8\u4e00\u89a7\u3092\u53d6\u5f97\u3067\u304d\u305f\u3089\u3001\u3082\u3046\u5c11\u3057\u30d5\u30a9\u30f3\u30c8\u306b\u3064\u3044\u3066\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u5177\u4f53\u7684\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u751f\u6210\u3057\u3066\u307f\u307e\u3059\u3002
\n\"\"<\/a><\/p>\n

\"\"<\/a><\/p>\n

\u8a73\u7d30\u306fJava\u306ejava.awt.FontMetrics\u30af\u30e9\u30b9\u306e\u8aac\u660e\u3092\u8aad\u3080\u3068\u826f\u3044\u306e\u3067\u3059\u304c\u3001\u7c21\u5358\u306b\u8aac\u660e\u3092\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u30d5\u30a9\u30f3\u30c8\u306e\u63cf\u753b\u306b\u3042\u305f\u3063\u3066\u306f\u3001\u30d5\u30a9\u30f3\u30c8\u306e\u4f4d\u7f6e\u306f\u3001\u53c2\u7167\u30dd\u30a4\u30f3\u30c8\u3068\u3044\u308f\u308c\u308b\u70b9\u306e\u5ea7\u6a19\u3092 x, y \u3067\u6307\u5b9a\u3057\u307e\u3059\u3002\u3053\u306e\u30dd\u30a4\u30f3\u30c8\u306ey\u5ea7\u6a19\u306e\u6c34\u5e73\u30e9\u30a4\u30f3\u304c\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u306a\u308a\u307e\u3059\uff08\u3055\u304d\u307b\u3069\u306e\u56f3\u3067\u306f\u8d64\u7dda\uff09\u3002\u82f1\u5b57\u3067\u306f\u3001p, q \u306e\u3088\u3046\u306b\u3001\u3053\u306e\u30e9\u30a4\u30f3\u3088\u308a\u4e0b\u306b\u306f\u307f\u3067\u308b\u6587\u5b57\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

Java\u3067\u306f\u3001\u30d5\u30a9\u30f3\u30c8\u306e\u9ad8\u3055\u306f\u3001\u30a2\u30bb\u30f3\u30c8\u3001\u30c7\u30a3\u30bb\u30f3\u30c8\u3001\u30ec\u30c7\u30a3\u30f3\u30b0\uff08\u884c\u9593\u306e\u9593\u9694\uff09\u306e\u5408\u8a08\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u624b\u5143\u306e\u901a\u5e38\u306e\u6587\u5b57\u7528\u30d5\u30a9\u30f3\u30c8\u3067\u306f\u30ec\u30c7\u30a3\u30f3\u30b0\u306f0\u3067\u3057\u305f\u304b\u3089\u3001\u901a\u5e38\u306f\u30a2\u30bb\u30f3\u30c8\u3068\u30c7\u30a3\u30bb\u30f3\u30c8\u3092\u610f\u8b58\u3057\u3066\u304a\u3051\u3070\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n

\u3055\u304d\u307b\u3069\u306e\u56f3\u3067\u306f\u3001\u30d5\u30a9\u30f3\u30c8\u306e\u9ad8\u3055\u5206\u3092\u30c0\u30fc\u30af\u30b0\u30ec\u30fc\u306e\u7dda\u3067\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u30a2\u30bb\u30f3\u30c8\u306e\u5e45\u306f\u8d64\u7dda\u3068\u7dd1\u7dda\u9593\u306e\u5e45\u3001\u30c7\u30a3\u30bb\u30f3\u30c8\u306e\u5e45\u306f\u8d64\u7dda\u3068\u9752\u7dda\u9593\u306e\u5e45\u3067\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30ec\u30c7\u30a3\u30f3\u30b0\u306f\u30d4\u30f3\u30af\u306e\u7dda\u3067\u308f\u304b\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u304c\u3001\u4f7f\u3063\u305f\u30d5\u30a9\u30f3\u30c8\u3067\u306f0\u3060\u3063\u305f\u306e\u3067\u3001\u7dda\u304c\u91cd\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u8868\u793a\u4e0a\u306e\u8abf\u6574\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306e\u751f\u6210\u306b\u306f\u3001ImageIO\u30af\u30e9\u30b9\u3092\u4f7f\u3063\u3066\u3001\u3082\u306e\u3059\u3054\u304f\u7c21\u5358\u306b\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u521d\u3001Gimp\u306a\u3069\u3067\u540c\u69d8\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u3088\u3046\u304b\u3068\u3082\u601d\u3044\u307e\u3057\u305f\u304c\u3001Java\u306e\u65b9\u304c\u6163\u308c\u3066\u3044\u3066\u7c21\u5358\u305d\u3046\u3060\u3063\u305f\u306e\u3067\u3001\u6b62\u3081\u307e\u3057\u305f\u3002<\/p>\n

\u5b9f\u969b\u306b\u4f5c\u6210\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u3061\u3087\u3063\u3068\u9577\u3044\u3067\u3059\u304c\u3001\u6b21\u306e\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u306a\u308a\u307e\u3059\u3002\u30e9\u30a4\u30f3\u63cf\u753b\u7528\u306by\u5ea7\u6a19\u3092\u3044\u308d\u3044\u308d\u8a08\u7b97\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u304c\u308f\u304b\u308a\u306b\u304f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u30b3\u30f3\u30bd\u30fc\u30eb\u753b\u9762\u306b\u3067\u308b\u305d\u308c\u305e\u308c\u306e\u5024\u3068\u3001\u751f\u6210\u3055\u308c\u308b\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306e\u7d50\u679c\u3092\u898b\u3066\u7167\u3089\u3057\u5408\u308f\u305b\u308c\u3070\u3001\u3069\u3046\u3044\u3046\u3053\u3068\u3092\u3057\u3066\u3044\u308b\u306e\u304b\u308f\u304b\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n

\r\npackage org.sssg.soft.sample.fontlist;\r\n\r\nimport java.awt.Color;\r\nimport java.awt.Font;\r\nimport java.awt.FontMetrics;\r\nimport java.awt.Graphics2D;\r\nimport java.awt.GraphicsEnvironment;\r\nimport java.awt.image.BufferedImage;\r\nimport java.io.File;\r\nimport java.io.IOException;\r\nimport java.util.Arrays;\r\nimport java.util.List;\r\n\r\nimport javax.imageio.ImageIO;\r\n\r\npublic class FontImageCreator {\r\n  private FontMetrics getFontMetrics(Font font) {\r\n    BufferedImage image = new BufferedImage(1, 1,\r\n        BufferedImage.TYPE_INT_RGB);\r\n    Graphics2D g = image.createGraphics();\r\n    FontMetrics fm = g.getFontMetrics(font);\r\n    g.dispose();\r\n\r\n    return fm;\r\n  }\r\n\r\n  public void checkLeading() {\r\n    GraphicsEnvironment genv = GraphicsEnvironment\r\n        .getLocalGraphicsEnvironment();\r\n    List<Font> values = Arrays.asList(genv.getAllFonts());\r\n    System.out.println("checkLeading start ... ");\r\n    for (Font font : values) {\r\n      FontMetrics fm = getFontMetrics(font);\r\n      if (fm.getLeading() != 0) {\r\n        System.out.println(" " + font.getName());\r\n      }\r\n    }\r\n    System.out.println("checkLeading end ... ");\r\n    System.out.println("");\r\n  }\r\n\r\n  public void draw(String fontName, String fileName) {\r\n    Font font = Font.decode(fontName).deriveFont(24.0f);\r\n    FontMetrics fm = getFontMetrics(font);\r\n\r\n    String str = "\u3042\u3044\u3046\u3048\u304aABCPQRSTUabcpqrstu";\r\n    int width = fm.charWidth(str.charAt(0)) * (str.length() + 4);\r\n    int height = fm.getHeight() + 20;\r\n\r\n    BufferedImage image = new BufferedImage(width, height,\r\n        BufferedImage.TYPE_INT_RGB);\r\n    Graphics2D g = image.createGraphics();\r\n\r\n    int fw = fm.stringWidth(str);\r\n    int fh = fm.getHeight();\r\n    System.out.println("Font Name:" + font.getName());\r\n    System.out.println(" Font Width:" + fm.stringWidth(str));\r\n    System.out.println(" Font Height:" + fm.getHeight()); // \u30a2\u30bb\u30f3\u30c8+\u30c7\u30a3\u30bb\u30f3\u30c8+\u6a19\u6e96\u30ec\u30c7\u30a3\u30f3\u30b0\r\n    System.out.println(" Font Ascent:" + fm.getAscent()); // \u30a2\u30bb\u30f3\u30c8\r\n    System.out.println(" Font Descent:" + fm.getDescent());// \u30c7\u30a3\u30bb\u30f3\u30c8\r\n    System.out.println(" Font Leading:" + fm.getLeading());// \u6a19\u6e96\u30ec\u30c7\u30a3\u30f3\u30b0\r\n                                // (\u884c\u9593\u306e\u9593\u9694)\r\n\r\n    int x_left_margin = (width - fw) / 2;\r\n    int y_top_margin = (height - fh) / 2;\r\n    int x = x_left_margin;\r\n    int y = y_top_margin + fm.getAscent();\r\n    System.out.println(" width:" + width);\r\n    System.out.println(" height:" + height);\r\n    System.out.println(" x:" + x);\r\n    System.out.println(" y:" + y);\r\n\r\n    g.setColor(Color.WHITE);\r\n    g.fillRect(0, 0, image.getWidth(), image.getHeight());\r\n\r\n    // \u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\r\n    int lineY = y;\r\n    g.setColor(Color.RED);\r\n    g.drawLine(0, lineY, width, lineY);\r\n    // \u30ec\u30c7\u30a3\u30f3\u30b0\u4e0a, \u8868\u793a\u306e\u90fd\u5408\u3067\u8abf\u6574\r\n    g.setColor(Color.PINK);\r\n    int fLeading = fm.getLeading();\r\n    if (fLeading == 0) {\r\n      fLeading = 1;\r\n    }\r\n    lineY = y + fm.getMaxDescent() - fm.getHeight() - fLeading - 1;\r\n    g.drawLine(0, lineY, width, lineY);\r\n    // \u30ec\u30c7\u30a3\u30f3\u30b0\u4e0b, \u8868\u793a\u306e\u90fd\u5408\u3067\u8abf\u6574\r\n    lineY = y + fm.getMaxDescent() + fLeading + 1;\r\n    g.drawLine(0, lineY, width, lineY);\r\n\r\n    // \u30d5\u30a9\u30f3\u30c8\u306e\u9ad8\u3055\u4e0a, \u8868\u793a\u306e\u90fd\u5408\u3067 -1\r\n    g.setColor(Color.DARK_GRAY);\r\n    lineY = y + fm.getMaxDescent() - fm.getHeight() - 1;\r\n    g.drawLine(0, lineY, width, lineY);\r\n    // \u30d5\u30a9\u30f3\u30c8\u306e\u9ad8\u3055\u4e0b, \u8868\u793a\u306e\u90fd\u5408\u3067 +1\r\n    lineY = y + fm.getMaxDescent() + 1;\r\n    g.drawLine(0, lineY, width, lineY);\r\n\r\n    // \u30a2\u30bb\u30f3\u30c8\r\n    g.setColor(Color.GREEN);\r\n    lineY = y - fm.getMaxAscent();\r\n    g.drawLine(0, lineY, width, lineY);\r\n    // \u30c7\u30a3\u30bb\u30f3\u30c8\r\n    g.setColor(Color.BLUE);\r\n    lineY = y + fm.getMaxDescent();\r\n    g.drawLine(0, lineY, width, lineY);\r\n\r\n    g.setColor(Color.BLACK);\r\n    g.setFont(font);\r\n    g.drawString(str, x, y);\r\n\r\n    g.dispose();\r\n    try {\r\n      ImageIO.write(image, "png", new File(fileName));\r\n    } catch (IOException e) {\r\n      e.printStackTrace();\r\n    }\r\n  }\r\n\r\n  public static void main(String[] args) {\r\n    FontImageCreator app = new FontImageCreator();\r\n    app.checkLeading();\r\n    app.draw("Monospaced", "monospaced.png");\r\n    app.draw("Sazanami Mincho Regular", "sazanami.png");\r\n  }\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u300c\u3053\u3093\u306a\u306b\u7c21\u5358\uff01Java\u3067Font\u4e00\u89a7\u3092\u8868\u793a | hiro345\u300d\u306e\u3088\u3046\u306b\u3057\u3066\u3001\u30d5\u30a9\u30f3\u30c8\u4e00\u89a7\u3092\u53d6\u5f97\u3067\u304d\u305f\u3089\u3001\u3082\u3046\u5c11\u3057\u30d5\u30a9\u30f3\u30c8\u306b\u3064\u3044\u3066\u7406\u89e3\u3092\u6df1\u3081\u308b\u305f\u3081\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[535,1207],"class_list":["post-7396","post","type-post","status-publish","format-standard","hentry","category-java","tag-font","tag-java"],"_links":{"self":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/7396","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/comments?post=7396"}],"version-history":[{"count":14,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/7396\/revisions"}],"predecessor-version":[{"id":7404,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/posts\/7396\/revisions\/7404"}],"wp:attachment":[{"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/media?parent=7396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/categories?post=7396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hiro345.net\/blogs\/hiro345\/wp-json\/wp\/v2\/tags?post=7396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}