author | prr |
Mon, 13 Apr 2015 17:06:04 -0700 | |
changeset 30456 | 2a753e3fc714 |
parent 25859 | 3317bb8137f4 |
child 31895 | 383f94d2ed33 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1996, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.awt; |
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8035302: Eliminate dependency on jdk.charsets from 2D font code.
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parents:
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import java.io.ByteArrayInputStream; |
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import java.io.InputStreamReader; |
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import java.io.IOException;; |
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import java.nio.charset.Charset; |
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import java.nio.charset.CharsetEncoder; |
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import java.nio.charset.StandardCharsets; |
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public class FontDescriptor implements Cloneable { |
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static { |
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NativeLibLoader.loadLibraries(); |
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initIDs(); |
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} |
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String nativeName; |
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public CharsetEncoder encoder; |
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String charsetName; |
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private int[] exclusionRanges; |
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public FontDescriptor(String nativeName, CharsetEncoder encoder, |
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int[] exclusionRanges){ |
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this.nativeName = nativeName; |
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this.encoder = encoder; |
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this.exclusionRanges = exclusionRanges; |
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this.useUnicode = false; |
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Charset cs = encoder.charset(); |
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8035302: Eliminate dependency on jdk.charsets from 2D font code.
prr
parents:
25859
diff
changeset
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// The following looks odd but its the only public way to get the |
2a753e3fc714
8035302: Eliminate dependency on jdk.charsets from 2D font code.
prr
parents:
25859
diff
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// historical name if one exists and the canonical name otherwise. |
2a753e3fc714
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parents:
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try { |
2a753e3fc714
8035302: Eliminate dependency on jdk.charsets from 2D font code.
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ByteArrayInputStream bais = new ByteArrayInputStream(new byte[8]); |
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parents:
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InputStreamReader isr = new InputStreamReader(bais, cs); |
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this.charsetName = isr.getEncoding(); |
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isr.close(); |
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} catch (IOException ioe) { |
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} |
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} |
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public String getNativeName() { |
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return nativeName; |
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} |
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public CharsetEncoder getFontCharsetEncoder() { |
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return encoder; |
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} |
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public String getFontCharsetName() { |
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return charsetName; |
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} |
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public int[] getExclusionRanges() { |
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return exclusionRanges; |
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} |
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/** |
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* Return true if the character is exclusion character. |
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*/ |
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public boolean isExcluded(char ch){ |
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for (int i = 0; i < exclusionRanges.length; ){ |
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int lo = (exclusionRanges[i++]); |
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int up = (exclusionRanges[i++]); |
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if (ch >= lo && ch <= up){ |
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return true; |
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} |
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} |
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return false; |
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} |
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public String toString() { |
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return super.toString() + " [" + nativeName + "|" + encoder + "]"; |
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} |
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/** |
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* Initialize JNI field and method IDs |
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*/ |
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private static native void initIDs(); |
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public CharsetEncoder unicodeEncoder; |
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boolean useUnicode; // set to true from native code on Unicode-based systems |
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public boolean useUnicode() { |
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if (useUnicode && unicodeEncoder == null) { |
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try { |
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this.unicodeEncoder = isLE? |
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parents:
9526
diff
changeset
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StandardCharsets.UTF_16LE.newEncoder(): |
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StandardCharsets.UTF_16BE.newEncoder(); |
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} catch (IllegalArgumentException x) {} |
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} |
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return useUnicode; |
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} |
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static boolean isLE; |
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static { |
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String enc = java.security.AccessController.doPrivileged( |
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new sun.security.action.GetPropertyAction("sun.io.unicode.encoding", |
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"UnicodeBig")); |
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isLE = !"UnicodeBig".equals(enc); |
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} |
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} |