am 3da7df8d: Merge "Add proximity for Russian."
* commit '3da7df8db7595de513ea3ab6a4e2f532f7de0166': Add proximity for Russian.main
Jean Chalard
Android Git Automerger
commit
178470e7f3
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@ -65,12 +65,12 @@ public class ProximityInfo {
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return new ProximityInfo(1, 1, 1, 1, 1, 1, Collections.<Key>emptyList(), null);
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}
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public static ProximityInfo createSpellCheckerProximityInfo() {
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public static ProximityInfo createSpellCheckerProximityInfo(final int[] proximity) {
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final ProximityInfo spellCheckerProximityInfo = createDummyProximityInfo();
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spellCheckerProximityInfo.mNativeProximityInfo =
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spellCheckerProximityInfo.setProximityInfoNative(
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SpellCheckerProximityInfo.ROW_SIZE,
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480, 300, 10, 3, SpellCheckerProximityInfo.PROXIMITY,
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480, 300, 11, 3, proximity,
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0, null, null, null, null, null, null, null, null);
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return spellCheckerProximityInfo;
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}
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@ -99,6 +99,25 @@ public class AndroidSpellCheckerService extends SpellCheckerService
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private final HashSet<WeakReference<DictionaryCollection>> mDictionaryCollectionsList =
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new HashSet<WeakReference<DictionaryCollection>>();
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public static final int SCRIPT_LATIN = 0;
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public static final int SCRIPT_CYRILLIC = 1;
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private static final TreeMap<String, Integer> mLanguageToScript;
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static {
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// List of the supported languages and their associated script. We won't check
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// words written in another script than the selected script, because we know we
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// don't have those in our dictionary so we will underline everything and we
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// will never have any suggestions, so it makes no sense checking them.
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mLanguageToScript = new TreeMap<String, Integer>();
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mLanguageToScript.put("en", SCRIPT_LATIN);
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mLanguageToScript.put("fr", SCRIPT_LATIN);
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mLanguageToScript.put("de", SCRIPT_LATIN);
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mLanguageToScript.put("nl", SCRIPT_LATIN);
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mLanguageToScript.put("cs", SCRIPT_LATIN);
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mLanguageToScript.put("es", SCRIPT_LATIN);
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mLanguageToScript.put("it", SCRIPT_LATIN);
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mLanguageToScript.put("ru", SCRIPT_CYRILLIC);
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}
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@Override public void onCreate() {
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super.onCreate();
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mSuggestionThreshold =
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@ -110,6 +129,15 @@ public class AndroidSpellCheckerService extends SpellCheckerService
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onSharedPreferenceChanged(prefs, PREF_USE_CONTACTS_KEY);
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}
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private static int getScriptFromLocale(final Locale locale) {
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final Integer script = mLanguageToScript.get(locale.getLanguage());
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if (null == script) {
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throw new RuntimeException("We have been called with an unsupported language: \""
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+ locale.getLanguage() + "\". Framework bug?");
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}
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return script;
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}
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@Override
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public void onSharedPreferenceChanged(final SharedPreferences prefs, final String key) {
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if (!PREF_USE_CONTACTS_KEY.equals(key)) return;
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@ -363,7 +391,9 @@ public class AndroidSpellCheckerService extends SpellCheckerService
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}
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public DictAndProximity createDictAndProximity(final Locale locale) {
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final ProximityInfo proximityInfo = ProximityInfo.createSpellCheckerProximityInfo();
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final int script = getScriptFromLocale(locale);
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final ProximityInfo proximityInfo = ProximityInfo.createSpellCheckerProximityInfo(
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SpellCheckerProximityInfo.getProximityForScript(script));
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final Resources resources = getResources();
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final int fallbackResourceId = Utils.getMainDictionaryResourceId(resources);
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final DictionaryCollection dictionaryCollection =
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@ -415,25 +445,6 @@ public class AndroidSpellCheckerService extends SpellCheckerService
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}
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private static class AndroidSpellCheckerSession extends Session {
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private static final int SCRIPT_LATIN = 0;
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private static final int SCRIPT_CYRILLIC = 1;
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private static final TreeMap<String, Integer> mLanguageToScript;
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static {
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// List of the supported languages and their associated script. We won't check
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// words written in another script than the selected script, because we know we
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// don't have those in our dictionary so we will underline everything and we
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// will never have any suggestions, so it makes no sense checking them.
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mLanguageToScript = new TreeMap<String, Integer>();
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mLanguageToScript.put("en", SCRIPT_LATIN);
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mLanguageToScript.put("fr", SCRIPT_LATIN);
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mLanguageToScript.put("de", SCRIPT_LATIN);
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mLanguageToScript.put("nl", SCRIPT_LATIN);
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mLanguageToScript.put("cs", SCRIPT_LATIN);
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mLanguageToScript.put("es", SCRIPT_LATIN);
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mLanguageToScript.put("it", SCRIPT_LATIN);
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mLanguageToScript.put("ru", SCRIPT_CYRILLIC);
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}
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// Immutable, but need the locale which is not available in the constructor yet
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private DictionaryPool mDictionaryPool;
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// Likewise
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@ -452,12 +463,7 @@ public class AndroidSpellCheckerService extends SpellCheckerService
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final String localeString = getLocale();
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mDictionaryPool = mService.getDictionaryPool(localeString);
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mLocale = LocaleUtils.constructLocaleFromString(localeString);
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final Integer script = mLanguageToScript.get(mLocale.getLanguage());
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if (null == script) {
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throw new RuntimeException("We have been called with an unsupported language: \""
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+ mLocale.getLanguage() + "\". Framework bug?");
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}
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mScript = script;
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mScript = getScriptFromLocale(mLocale);
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}
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/*
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@ -565,12 +571,17 @@ public class AndroidSpellCheckerService extends SpellCheckerService
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final int length = text.length();
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for (int i = 0; i < length; ++i) {
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final int character = text.codePointAt(i);
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final int proximityIndex = SpellCheckerProximityInfo.getIndexOf(character);
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final int proximityIndex =
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SpellCheckerProximityInfo.getIndexOfCodeForScript(character, mScript);
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final int[] proximities;
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if (-1 == proximityIndex) {
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proximities = new int[] { character };
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} else {
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proximities = Arrays.copyOfRange(SpellCheckerProximityInfo.PROXIMITY,
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// TODO: an initial examination seems to reveal this is actually used
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// read-only. It should be possible to compute the arrays statically once
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// and skip doing a copy each time here.
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proximities = Arrays.copyOfRange(
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SpellCheckerProximityInfo.getProximityForScript(mScript),
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proximityIndex,
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proximityIndex + SpellCheckerProximityInfo.ROW_SIZE);
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}
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@ -29,11 +29,27 @@ public class SpellCheckerProximityInfo {
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// as the size of the passed array afterwards so they can't be different.
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final public static int ROW_SIZE = ProximityInfo.MAX_PROXIMITY_CHARS_SIZE;
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// Helper methods
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final protected static void buildProximityIndices(final int[] proximity,
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final TreeMap<Integer, Integer> indices) {
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for (int i = 0; i < proximity.length; i += ROW_SIZE) {
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if (NUL != proximity[i]) indices.put(proximity[i], i);
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}
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}
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final protected static int computeIndex(final int characterCode,
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final TreeMap<Integer, Integer> indices) {
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final Integer result = indices.get(characterCode);
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if (null == result) return -1;
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return result;
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}
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static class Latin {
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// This is a map from the code point to the index in the PROXIMITY array.
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// At the time the native code to read the binary dictionary needs the proximity info be passed
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// as a flat array spaced by MAX_PROXIMITY_CHARS_SIZE columns, one for each input character.
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// Since we need to build such an array, we want to be able to search in our big proximity data
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// quickly by character, and a map is probably the best way to do this.
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// At the time the native code to read the binary dictionary needs the proximity info be
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// passed as a flat array spaced by MAX_PROXIMITY_CHARS_SIZE columns, one for each input
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// character.
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// Since we need to build such an array, we want to be able to search in our big proximity
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// data quickly by character, and a map is probably the best way to do this.
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final private static TreeMap<Integer, Integer> INDICES = new TreeMap<Integer, Integer>();
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// The proximity here is the union of
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@ -46,7 +62,7 @@ public class SpellCheckerProximityInfo {
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// to spell check has been entered with one of the keyboards above. Also, specifically
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// to English, many spelling errors consist of the last vowel of the word being wrong
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// because in English vowels tend to merge with each other in pronunciation.
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final public static int[] PROXIMITY = {
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final private static int[] PROXIMITY = {
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'q', 'w', 's', 'a', 'z', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'w', 'q', 'a', 's', 'd', 'e', 'x', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'e', 'w', 's', 'd', 'f', 'r', 'a', 'i', 'o', 'u', NUL, NUL, NUL, NUL, NUL, NUL,
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@ -57,6 +73,7 @@ public class SpellCheckerProximityInfo {
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'i', 'u', 'j', 'k', 'l', 'o', 'a', 'e', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'o', 'i', 'k', 'l', 'p', 'a', 'e', 'u', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'p', 'o', 'l', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'a', 'z', 'x', 's', 'w', 'q', 'e', 'i', 'o', 'u', NUL, NUL, NUL, NUL, NUL, NUL,
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's', 'q', 'a', 'z', 'x', 'c', 'd', 'e', 'w', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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@ -68,6 +85,7 @@ public class SpellCheckerProximityInfo {
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'k', 'u', 'j', 'm', 'l', 'o', 'i', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'l', 'i', 'k', 'p', 'o', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'z', 'a', 's', 'd', 'x', 't', 'g', 'h', 'j', 'u', 'q', 'e', NUL, NUL, NUL, NUL,
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'x', 'z', 'a', 's', 'd', 'c', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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@ -81,13 +99,80 @@ public class SpellCheckerProximityInfo {
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NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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};
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static {
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for (int i = 0; i < PROXIMITY.length; i += ROW_SIZE) {
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if (NUL != PROXIMITY[i]) INDICES.put(PROXIMITY[i], i);
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buildProximityIndices(PROXIMITY, INDICES);
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}
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private static int getIndexOf(int characterCode) {
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return computeIndex(characterCode, INDICES);
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}
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}
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public static int getIndexOf(int characterCode) {
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final Integer result = INDICES.get(characterCode);
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if (null == result) return -1;
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return result;
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static class Cyrillic {
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final private static TreeMap<Integer, Integer> INDICES = new TreeMap<Integer, Integer>();
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final private static int[] PROXIMITY = {
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// TODO: This table is solely based on the keyboard layout. Consult with Russian
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// speakers on commonly misspelled words/letters.
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'й', 'ц', 'ф', 'ы', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ц', 'й', 'ф', 'ы', 'в', 'у', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'у', 'ц', 'ы', 'в', 'а', 'к', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'к', 'у', 'в', 'а', 'п', 'е', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'е', 'к', 'а', 'п', 'р', 'н', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'н', 'е', 'п', 'р', 'о', 'г', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'г', 'н', 'р', 'о', 'л', 'ш', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ш', 'г', 'о', 'л', 'д', 'щ', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'щ', 'ш', 'л', 'д', 'ж', 'з', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'з', 'щ', 'д', 'ж', 'э', 'х', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'х', 'з', 'ж', 'э', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ф', 'й', 'ц', 'ы', 'я', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ы', 'й', 'ц', 'у', 'ф', 'в', 'я', 'ч', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'в', 'ц', 'у', 'к', 'ы', 'а', 'я', 'ч', 'с', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'а', 'у', 'к', 'е', 'в', 'п', 'ч', 'с', 'м', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'п', 'к', 'е', 'н', 'а', 'р', 'с', 'м', 'и', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'р', 'е', 'н', 'г', 'п', 'о', 'м', 'и', 'т', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'о', 'н', 'г', 'ш', 'р', 'л', 'и', 'т', 'ь', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'л', 'г', 'ш', 'щ', 'о', 'д', 'т', 'ь', 'б', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'д', 'ш', 'щ', 'з', 'л', 'ж', 'ь', 'б', 'ю', NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ж', 'щ', 'з', 'х', 'д', 'э', 'б', 'ю', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'э', 'з', 'х', 'ю', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'я', 'ф', 'ы', 'в', 'ч', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ч', 'ы', 'в', 'а', 'я', 'с', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'с', 'в', 'а', 'п', 'ч', 'м', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'м', 'а', 'п', 'р', 'с', 'и', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'и', 'п', 'р', 'о', 'м', 'т', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'т', 'р', 'о', 'л', 'и', 'ь', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ь', 'о', 'л', 'д', 'т', 'б', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'б', 'л', 'д', 'ж', 'ь', 'ю', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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'ю', 'д', 'ж', 'э', 'б', NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL, NUL,
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};
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static {
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buildProximityIndices(PROXIMITY, INDICES);
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}
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private static int getIndexOf(int characterCode) {
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return computeIndex(characterCode, INDICES);
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}
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}
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public static int[] getProximityForScript(final int script) {
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switch (script) {
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case AndroidSpellCheckerService.SCRIPT_LATIN:
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return Latin.PROXIMITY;
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case AndroidSpellCheckerService.SCRIPT_CYRILLIC:
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return Cyrillic.PROXIMITY;
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default:
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throw new RuntimeException("Wrong script supplied: " + script);
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}
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}
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public static int getIndexOfCodeForScript(final int characterCode, final int script) {
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switch (script) {
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case AndroidSpellCheckerService.SCRIPT_LATIN:
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return Latin.getIndexOf(characterCode);
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case AndroidSpellCheckerService.SCRIPT_CYRILLIC:
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return Cyrillic.getIndexOf(characterCode);
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default:
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throw new RuntimeException("Wrong script supplied: " + script);
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}
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}
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}
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