+// Copyright 2011 Google Inc. All Rights Reserved.\r
+//\r
+// Licensed under the Apache License, Version 2.0 (the "License");\r
+// you may not use this file except in compliance with the License.\r
+// You may obtain a copy of the License at\r
+//\r
+// http://www.apache.org/licenses/LICENSE-2.0\r
+//\r
+// Unless required by applicable law or agreed to in writing, software\r
+// distributed under the License is distributed on an "AS IS" BASIS,\r
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+// See the License for the specific language governing permissions and\r
+// limitations under the License.\r
+\r
package com.hughes.android.dictionary.engine;\r
\r
+import com.hughes.android.dictionary.R;\r
+import com.ibm.icu.text.Collator;\r
+\r
+import java.util.ArrayList;\r
import java.util.LinkedHashMap;\r
import java.util.Locale;\r
import java.util.Map;\r
-\r
-import com.ibm.icu.text.Collator;\r
+import java.util.regex.Pattern;\r
\r
public class Language {\r
\r
- static final Map<String, Language> symbolToLangauge = new LinkedHashMap<String, Language>();\r
-\r
- final String symbol;\r
- final Locale locale;\r
- \r
- private Collator collator;\r
-\r
- public Language(final Locale locale) {\r
- this.symbol = locale.getLanguage();\r
- this.locale = locale;\r
-\r
- symbolToLangauge.put(symbol.toLowerCase(), this);\r
- }\r
-\r
- @Override\r
- public String toString() {\r
- return locale.toString();\r
- }\r
- \r
- public String getSymbol() {\r
- return symbol;\r
- }\r
- \r
- public synchronized Collator getCollator() {\r
- if (collator == null) {\r
- this.collator = Collator.getInstance(locale);\r
- this.collator.setStrength(Collator.IDENTICAL);\r
+ public static final class LanguageResources {\r
+ public final String englishName;\r
+ public final int nameId;\r
+ public final int flagId;\r
+\r
+ public LanguageResources(final String englishName, int nameId, int flagId) {\r
+ this.englishName = englishName;\r
+ this.nameId = nameId;\r
+ this.flagId = flagId;\r
+ }\r
+\r
+ public LanguageResources(final String englishName, int nameId) {\r
+ this(englishName, nameId, 0);\r
+ }\r
}\r
- return collator;\r
- }\r
- \r
- public String getDefaultNormalizerRules() {\r
- return ":: Any-Latin; :: Lower; :: NFD; :: [:Nonspacing Mark:] Remove; :: NFC ;";\r
- }\r
- // ----------------------------------------------------------------\r
-\r
- public static final Language en = new Language(Locale.ENGLISH);\r
- public static final Language fr = new Language(Locale.FRENCH);\r
- public static final Language it = new Language(Locale.ITALIAN);\r
-\r
- public static final Language de = new Language(Locale.GERMAN) {\r
+\r
+ private static final Map<String, Language> registry = new LinkedHashMap<String, Language>();\r
+\r
+ final String isoCode;\r
+ final Locale locale;\r
+\r
+ private Collator collator;\r
+\r
+ private Language(final Locale locale, final String isoCode) {\r
+ this.locale = locale;\r
+ this.isoCode = isoCode;\r
+\r
+ registry.put(isoCode.toLowerCase(), this);\r
+ }\r
+\r
@Override\r
+ public String toString() {\r
+ return locale.toString();\r
+ }\r
+\r
+ public String getIsoCode() {\r
+ return isoCode;\r
+ }\r
+\r
+ public synchronized Collator getCollator() {\r
+ // Don't think this is thread-safe...\r
+ // if (collator == null) {\r
+ this.collator = Collator.getInstance(locale);\r
+ this.collator.setStrength(Collator.IDENTICAL);\r
+ // }\r
+ return collator;\r
+ }\r
+\r
public String getDefaultNormalizerRules() {\r
- return ":: Lower; 'ae' > 'ä'; 'oe' > 'ö'; 'ue' > 'ü'; 'ß' > 'ss'; ";\r
+ return ":: Any-Latin; ' ' > ; :: Lower; :: NFD; :: [:Nonspacing Mark:] Remove; :: NFC ;";\r
}\r
- };\r
- \r
- // ----------------------------------------------------------------\r
-\r
- public static synchronized Language lookup(final String symbol) {\r
- Language lang = symbolToLangauge.get(symbol.toLowerCase());\r
- if (lang == null) {\r
- lang = new Language(new Locale(symbol));\r
+\r
+ /**\r
+ * A practical pattern to identify strong RTL characters. This pattern is\r
+ * not completely correct according to the Unicode standard. It is\r
+ * simplified for performance and small code size.\r
+ */\r
+ private static final String rtlChars =\r
+ "\u0591-\u07FF\uFB1D-\uFDFD\uFE70-\uFEFC";\r
+\r
+ private static final String puncChars =\r
+ "\\[\\]\\(\\)\\{\\}\\=";\r
+\r
+ private static final Pattern RTL_LEFT_BOUNDARY = Pattern.compile("([" + puncChars + "])(["\r
+ + rtlChars + "])");\r
+ private static final Pattern RTL_RIGHT_BOUNDARY = Pattern.compile("([" + rtlChars + "])(["\r
+ + puncChars + "])");\r
+\r
+ public static String fixBidiText(String text) {\r
+ // text = RTL_LEFT_BOUNDARY.matcher(text).replaceAll("$1\u200e $2");\r
+ // text = RTL_RIGHT_BOUNDARY.matcher(text).replaceAll("$1 \u200e$2");\r
+ return text;\r
+ }\r
+\r
+ // ----------------------------------------------------------------\r
+\r
+ public static final Language en = new Language(Locale.ENGLISH, "EN");\r
+ public static final Language fr = new Language(Locale.FRENCH, "FR");\r
+ public static final Language it = new Language(Locale.ITALIAN, "IT");\r
+\r
+ public static final Language de = new Language(Locale.GERMAN, "DE") {\r
+ @Override\r
+ public String getDefaultNormalizerRules() {\r
+ return ":: Lower; 'ae' > 'ä'; 'oe' > 'ö'; 'ue' > 'ü'; 'ß' > 'ss'; ";\r
+ }\r
+ };\r
+\r
+ // ----------------------------------------------------------------\r
+\r
+ public static synchronized Language lookup(final String isoCode) {\r
+ Language lang = registry.get(isoCode.toLowerCase());\r
+ if (lang == null) {\r
+ lang = new Language(new Locale(isoCode), isoCode);\r
+ }\r
+ return lang;\r
}\r
- return lang;\r
- }\r
\r
}\r