123 lines
5.6 KiB
Java
123 lines
5.6 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin.settings;
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import android.content.res.Resources;
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import com.android.inputmethod.keyboard.internal.MoreKeySpec;
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import com.android.inputmethod.latin.Constants;
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import com.android.inputmethod.latin.PunctuationSuggestions;
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import com.android.inputmethod.latin.R;
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import com.android.inputmethod.latin.utils.StringUtils;
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import java.util.Arrays;
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import java.util.Locale;
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public final class SpacingAndPunctuations {
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private final int[] mSortedSymbolsPrecededBySpace;
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private final int[] mSortedSymbolsFollowedBySpace;
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private final int[] mSortedSymbolsClusteringTogether;
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private final int[] mSortedWordConnectors;
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public final int[] mSortedWordSeparators;
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public final PunctuationSuggestions mSuggestPuncList;
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private final int mSentenceSeparator;
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public final String mSentenceSeparatorAndSpace;
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public final boolean mCurrentLanguageHasSpaces;
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public final boolean mUsesAmericanTypography;
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public final boolean mUsesGermanRules;
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public SpacingAndPunctuations(final Resources res) {
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// To be able to binary search the code point. See {@link #isUsuallyPrecededBySpace(int)}.
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mSortedSymbolsPrecededBySpace = StringUtils.toSortedCodePointArray(
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res.getString(R.string.symbols_preceded_by_space));
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// To be able to binary search the code point. See {@link #isUsuallyFollowedBySpace(int)}.
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mSortedSymbolsFollowedBySpace = StringUtils.toSortedCodePointArray(
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res.getString(R.string.symbols_followed_by_space));
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mSortedSymbolsClusteringTogether = StringUtils.toSortedCodePointArray(
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res.getString(R.string.symbols_clustering_together));
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// To be able to binary search the code point. See {@link #isWordConnector(int)}.
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mSortedWordConnectors = StringUtils.toSortedCodePointArray(
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res.getString(R.string.symbols_word_connectors));
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mSortedWordSeparators = StringUtils.toSortedCodePointArray(
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res.getString(R.string.symbols_word_separators));
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mSentenceSeparator = res.getInteger(R.integer.sentence_separator);
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mSentenceSeparatorAndSpace = new String(new int[] {
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mSentenceSeparator, Constants.CODE_SPACE }, 0, 2);
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mCurrentLanguageHasSpaces = res.getBoolean(R.bool.current_language_has_spaces);
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final Locale locale = res.getConfiguration().locale;
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// Heuristic: we use American Typography rules because it's the most common rules for all
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// English variants. German rules (not "German typography") also have small gotchas.
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mUsesAmericanTypography = Locale.ENGLISH.getLanguage().equals(locale.getLanguage());
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mUsesGermanRules = Locale.GERMAN.getLanguage().equals(locale.getLanguage());
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final String[] suggestPuncsSpec = MoreKeySpec.splitKeySpecs(
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res.getString(R.string.suggested_punctuations));
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mSuggestPuncList = PunctuationSuggestions.newPunctuationSuggestions(suggestPuncsSpec);
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}
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public boolean isWordSeparator(final int code) {
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return Arrays.binarySearch(mSortedWordSeparators, code) >= 0;
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}
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public boolean isWordConnector(final int code) {
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return Arrays.binarySearch(mSortedWordConnectors, code) >= 0;
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}
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public boolean isWordCodePoint(final int code) {
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return Character.isLetter(code) || isWordConnector(code);
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}
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public boolean isUsuallyPrecededBySpace(final int code) {
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return Arrays.binarySearch(mSortedSymbolsPrecededBySpace, code) >= 0;
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}
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public boolean isUsuallyFollowedBySpace(final int code) {
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return Arrays.binarySearch(mSortedSymbolsFollowedBySpace, code) >= 0;
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}
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public boolean isClusteringSymbol(final int code) {
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return Arrays.binarySearch(mSortedSymbolsClusteringTogether, code) >= 0;
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}
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public boolean isSentenceSeparator(final int code) {
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return code == mSentenceSeparator;
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}
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public String dump() {
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final StringBuilder sb = new StringBuilder();
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sb.append("mSortedSymbolsPrecededBySpace = ");
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sb.append("" + Arrays.toString(mSortedSymbolsPrecededBySpace));
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sb.append("\n mSortedSymbolsFollowedBySpace = ");
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sb.append("" + Arrays.toString(mSortedSymbolsFollowedBySpace));
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sb.append("\n mSortedWordConnectors = ");
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sb.append("" + Arrays.toString(mSortedWordConnectors));
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sb.append("\n mSortedWordSeparators = ");
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sb.append("" + Arrays.toString(mSortedWordSeparators));
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sb.append("\n mSuggestPuncList = ");
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sb.append("" + mSuggestPuncList);
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sb.append("\n mSentenceSeparator = ");
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sb.append("" + mSentenceSeparator);
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sb.append("\n mSentenceSeparatorAndSpace = ");
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sb.append("" + mSentenceSeparatorAndSpace);
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sb.append("\n mCurrentLanguageHasSpaces = ");
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sb.append("" + mCurrentLanguageHasSpaces);
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sb.append("\n mUsesAmericanTypography = ");
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sb.append("" + mUsesAmericanTypography);
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sb.append("\n mUsesGermanRules = ");
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sb.append("" + mUsesGermanRules);
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return sb.toString();
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}
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}
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