7032930: A way to specify MS Mincho to be used in dialoginput on windows JA locale

Reviewed-by: igor, jgodinez

src/share/classes/sun/awt/FontConfiguration.java

@@ -82,6 +82,10 @@ public abstract class FontConfiguration {
      * one to ensure proper static initialisation takes place.
      */
     public FontConfiguration(SunFontManager fm) {
+        if (FontUtilities.debugFonts()) {
+            FontUtilities.getLogger()
+                .info("Creating standard Font Configuration");
+        }
         if (FontUtilities.debugFonts() && logger == null) {
             logger = PlatformLogger.getLogger("sun.awt.FontConfiguration");
         }
@@ -111,6 +115,10 @@ public abstract class FontConfiguration {
                              boolean preferLocaleFonts,
                              boolean preferPropFonts) {
         fontManager = fm;
+        if (FontUtilities.debugFonts()) {
+            FontUtilities.getLogger()
+                .info("Creating alternate Font Configuration");
+        }
         this.preferLocaleFonts = preferLocaleFonts;
         this.preferPropFonts = preferPropFonts;
         /* fontConfig should be initialised by default constructor, and

src/share/classes/sun/font/FontManagerForSGE.java

@@ -54,4 +54,11 @@ public interface FontManagerForSGE extends FontManager {
     public Font[] getAllInstalledFonts();
 
     public String[] getInstalledFontFamilyNames(Locale requestedLocale);
+
+    /* Modifies the behaviour of a subsequent call to preferLocaleFonts()
+     * to use Mincho instead of Gothic for dialoginput in JA locales
+     * on windows. Not needed on other platforms.
+     */
+    public void useAlternateFontforJALocales();
+
 }

src/share/classes/sun/font/SunFontManager.java

@@ -2874,7 +2874,10 @@ public abstract class SunFontManager implements FontSupport, FontManagerForSGE {
      * on windows. Not needed on other platforms.
      */
     public synchronized void useAlternateFontforJALocales() {
-
+        if (FontUtilities.isLogging()) {
+            FontUtilities.getLogger()
+                .info("Entered useAlternateFontforJALocales().");
+        }
         if (!FontUtilities.isWindows) {
             return;
         }
@@ -2897,7 +2900,9 @@ public abstract class SunFontManager implements FontSupport, FontManagerForSGE {
     }
 
     public synchronized void preferLocaleFonts() {
-
+        if (FontUtilities.isLogging()) {
+            FontUtilities.getLogger().info("Entered preferLocaleFonts().");
+        }
         /* Test if re-ordering will have any effect */
         if (!FontConfiguration.willReorderForStartupLocale()) {
             return;
@@ -2928,7 +2933,10 @@ public abstract class SunFontManager implements FontSupport, FontManagerForSGE {
     }
 
     public synchronized void preferProportionalFonts() {
-
+        if (FontUtilities.isLogging()) {
+            FontUtilities.getLogger()
+                .info("Entered preferProportionalFonts().");
+        }
         /* If no proportional fonts are configured, there's no need
          * to take any action.
          */
@@ -3456,6 +3464,11 @@ public abstract class SunFontManager implements FontSupport, FontManagerForSGE {
         initCompositeFonts(FontConfiguration fontConfig,
                            ConcurrentHashMap<String, Font2D>  altNameCache) {
 
+        if (FontUtilities.isLogging()) {
+            FontUtilities.getLogger()
+                            .info("Initialising composite fonts");
+        }
+
         int numCoreFonts = fontConfig.getNumberCoreFonts();
         String[] fcFonts = fontConfig.getPlatformFontNames();
         for (int f=0; f<fcFonts.length; f++) {

src/share/classes/sun/java2d/SunGraphicsEnvironment.java

@@ -185,6 +185,18 @@ public abstract class SunGraphicsEnvironment extends GraphicsEnvironment
         FontManager fm = FontManagerFactory.getInstance();
         return (FontManagerForSGE) fm;
     }
+
+    /* Modifies the behaviour of a subsequent call to preferLocaleFonts()
+     * to use Mincho instead of Gothic for dialoginput in JA locales
+     * on windows. Not needed on other platforms.
+     *
+     * DO NOT MOVE OR RENAME OR OTHERWISE ALTER THIS METHOD.
+     * ITS USED BY SOME NON-JRE INTERNAL CODE.
+     */
+    public static void useAlternateFontforJALocales() {
+        getFontManagerForSGE().useAlternateFontforJALocales();
+    }
+
      /**
      * Returns all fonts available in this environment.
      */

src/windows/classes/sun/awt/Win32GraphicsEnvironment.java

@@ -39,12 +39,8 @@ import java.util.NoSuchElementException;
 import java.util.StringTokenizer;
 import sun.awt.DisplayChangedListener;
 import sun.awt.SunDisplayChanger;
-import sun.awt.windows.WFontConfiguration;
 import sun.awt.windows.WPrinterJob;
 import sun.awt.windows.WToolkit;
-import sun.font.FontManager;
-import sun.font.FontManagerFactory;
-import sun.font.SunFontManager;
 import sun.java2d.SunGraphicsEnvironment;
 import sun.java2d.SurfaceManagerFactory;
 import sun.java2d.WindowsSurfaceManagerFactory;
@@ -231,20 +227,6 @@ public class Win32GraphicsEnvironment
         return device;
     }
 
-    // Implements SunGraphicsEnvironment.createFontConfiguration.
-    protected FontConfiguration createFontConfiguration() {
-       FontConfiguration fc = new WFontConfiguration(SunFontManager.getInstance());
-       fc.init();
-       return fc;
-    }
-
-    public FontConfiguration createFontConfiguration(boolean preferLocaleFonts,
-                                                     boolean preferPropFonts) {
-
-        return new WFontConfiguration(SunFontManager.getInstance(),
-                preferLocaleFonts,preferPropFonts);
-    }
-
     public boolean isDisplayLocal() {
         return true;
     }

test/sun/java2d/SunGraphicsEnvironment/TestSGEuseAlternateFontforJALocales.java

+/*
+ * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 7032930
+ *
+ * @summary verify the existence of the  method
+ *           SunGraphicsEnvironment.useAlternateFontforJALocales
+ *
+ * @run main/othervm TestSGEuseAlternateFontforJALocales
+ * @run main/othervm -Dfile.encoding=windows-31j -Duser.language=ja -Duser.country=JA TestSGEuseAlternateFontforJALocales
+ *
+ */
+
+import java.lang.reflect.Method;
+import java.nio.charset.Charset;
+import java.util.Locale;
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.GraphicsEnvironment;
+import java.awt.image.BufferedImage;
+
+public class TestSGEuseAlternateFontforJALocales {
+
+    public static void main(String args[]) throws Exception {
+        System.out.println("Default Charset = "
+            + Charset.defaultCharset().name());
+        System.out.println("Locale = " + Locale.getDefault());
+        String os = System.getProperty("os.name");
+        String encoding = System.getProperty("file.encoding");
+        /* Want to test the JA locale uses alternate font for DialogInput. */
+        boolean jaTest = encoding.equalsIgnoreCase("windows-31j");
+        if (!os.startsWith("Win") && jaTest) {
+            System.out.println("Skipping Windows only test");
+            return;
+        }
+
+        String className = "sun.java2d.SunGraphicsEnvironment";
+        String methodName = "useAlternateFontforJALocales";
+        Class sge = Class.forName(className);
+        Method uafMethod = sge.getMethod(methodName, (Class[])null);
+        Object ret = uafMethod.invoke(null);
+        GraphicsEnvironment ge =
+            GraphicsEnvironment.getLocalGraphicsEnvironment();
+        ge.preferLocaleFonts();
+        ge.preferProportionalFonts();
+        if (jaTest) {
+            Font msMincho = new Font("MS Mincho", Font.PLAIN, 12);
+            if (!msMincho.getFamily(Locale.ENGLISH).equals("MS Mincho")) {
+                 System.out.println("MS Mincho not installed. Skipping test");
+                 return;
+            }
+            Font dialogInput = new Font("DialogInput", Font.PLAIN, 12);
+            Font courierNew = new Font("Courier New", Font.PLAIN, 12);
+            Font msGothic = new Font("MS Gothic", Font.PLAIN, 12);
+            BufferedImage bi = new BufferedImage(1,1,1);
+            Graphics2D g2d = bi.createGraphics();
+            FontMetrics cnMetrics = g2d.getFontMetrics(courierNew);
+            FontMetrics diMetrics = g2d.getFontMetrics(dialogInput);
+            FontMetrics mmMetrics = g2d.getFontMetrics(msMincho);
+            FontMetrics mgMetrics = g2d.getFontMetrics(msGothic);
+            // This tests to make sure we at least have applied
+            //  "preferLocaleFonts for Japanese
+            if (cnMetrics.charWidth('A') == diMetrics.charWidth('A')) {
+                 throw new RuntimeException
+                       ("Courier New should not be used for DialogInput");
+            }
+            // This is supposed to make sure we are using MS Mincho instead
+            //  of MS Gothic. However they are metrics identical so its
+            // not definite proof.
+            if (diMetrics.charWidth('A') != mmMetrics.charWidth('A')) {
+                 throw new RuntimeException
+                     ("MS Mincho should be used for DialogInput");
+            }
+       }
+   }
+}