diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin/WordComposer.java')
| -rw-r--r-- | java/src/com/android/inputmethod/latin/WordComposer.java | 52 |
1 files changed, 28 insertions, 24 deletions
diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java index cabf68099..29a7e4816 100644 --- a/java/src/com/android/inputmethod/latin/WordComposer.java +++ b/java/src/com/android/inputmethod/latin/WordComposer.java @@ -21,7 +21,6 @@ import com.android.inputmethod.keyboard.KeyDetector; import com.android.inputmethod.keyboard.Keyboard; import com.android.inputmethod.keyboard.KeyboardActionListener; -import java.util.ArrayList; import java.util.Arrays; /** @@ -32,9 +31,9 @@ public class WordComposer { public static final int NOT_A_CODE = KeyDetector.NOT_A_CODE; public static final int NOT_A_COORDINATE = -1; - final static int N = BinaryDictionary.MAX_WORD_LENGTH; + private static final int N = BinaryDictionary.MAX_WORD_LENGTH; - private ArrayList<int[]> mCodes; + private int[] mPrimaryKeyCodes; private int[] mXCoordinates; private int[] mYCoordinates; private StringBuilder mTypedWord; @@ -44,6 +43,7 @@ public class WordComposer { private int mCapsCount; private boolean mAutoCapitalized; private int mTrailingSingleQuotesCount; + private int mCodePointSize; /** * Whether the user chose to capitalize the first char of the word. @@ -51,12 +51,13 @@ public class WordComposer { private boolean mIsFirstCharCapitalized; public WordComposer() { - mCodes = new ArrayList<int[]>(N); + mPrimaryKeyCodes = new int[N]; mTypedWord = new StringBuilder(N); mXCoordinates = new int[N]; mYCoordinates = new int[N]; mAutoCorrection = null; mTrailingSingleQuotesCount = 0; + refreshSize(); } public WordComposer(WordComposer source) { @@ -64,7 +65,7 @@ public class WordComposer { } public void init(WordComposer source) { - mCodes = new ArrayList<int[]>(source.mCodes); + mPrimaryKeyCodes = Arrays.copyOf(source.mPrimaryKeyCodes, source.mPrimaryKeyCodes.length); mTypedWord = new StringBuilder(source.mTypedWord); mXCoordinates = Arrays.copyOf(source.mXCoordinates, source.mXCoordinates.length); mYCoordinates = Arrays.copyOf(source.mYCoordinates, source.mYCoordinates.length); @@ -72,18 +73,23 @@ public class WordComposer { mIsFirstCharCapitalized = source.mIsFirstCharCapitalized; mAutoCapitalized = source.mAutoCapitalized; mTrailingSingleQuotesCount = source.mTrailingSingleQuotesCount; + refreshSize(); } /** * Clear out the keys registered so far. */ public void reset() { - mCodes.clear(); mTypedWord.setLength(0); mAutoCorrection = null; mCapsCount = 0; mIsFirstCharCapitalized = false; mTrailingSingleQuotesCount = 0; + refreshSize(); + } + + public final void refreshSize() { + mCodePointSize = mTypedWord.codePointCount(0, mTypedWord.length()); } /** @@ -91,20 +97,15 @@ public class WordComposer { * @return the number of keystrokes */ public final int size() { - return mCodes.size(); + return mCodePointSize; } public final boolean isComposingWord() { - return mCodes.size() > 0; + return size() > 0; } - /** - * Returns the codes at a particular position in the word. - * @param index the position in the word - * @return the unicode for the pressed and surrounding keys - */ - public int[] getCodesAt(int index) { - return mCodes.get(index); + public int getCodeAt(int index) { + return mPrimaryKeyCodes[index]; } public int[] getXCoordinates() { @@ -149,9 +150,10 @@ public class WordComposer { * @param codes the array of unicode values */ private void add(int primaryCode, int[] codes, int keyX, int keyY) { - final int newIndex = mCodes.size(); + final int newIndex = size(); mTypedWord.appendCodePoint(primaryCode); - mCodes.add(codes); + refreshSize(); + mPrimaryKeyCodes[newIndex] = codes[0]; if (newIndex < BinaryDictionary.MAX_WORD_LENGTH) { mXCoordinates[newIndex] = keyX; mYCoordinates[newIndex] = keyY; @@ -201,9 +203,8 @@ public class WordComposer { * Delete the last keystroke as a result of hitting backspace. */ public void deleteLast() { - final int size = mCodes.size(); + final int size = size(); if (size > 0) { - mCodes.remove(size - 1); // Note: mTypedWord.length() and mCodes.length differ when there are surrogate pairs final int stringBuilderLength = mTypedWord.length(); if (stringBuilderLength < size) { @@ -217,9 +218,10 @@ public class WordComposer { mTypedWord.deleteCharAt(stringBuilderLength - 1); } if (Character.isUpperCase(lastChar)) mCapsCount--; + refreshSize(); } // We may have deleted the last one. - if (0 == mCodes.size()) { + if (0 == size()) { mIsFirstCharCapitalized = false; } if (mTrailingSingleQuotesCount > 0) { @@ -307,29 +309,31 @@ public class WordComposer { // Note: currently, we come here whenever we commit a word. If it's a MANUAL_PICK // or a DECIDED_WORD we may cancel the commit later; otherwise, we should deactivate // the last composed word to ensure this does not happen. - final ArrayList<int[]> codes = mCodes; + final int[] primaryKeyCodes = mPrimaryKeyCodes; final int[] xCoordinates = mXCoordinates; final int[] yCoordinates = mYCoordinates; - mCodes = new ArrayList<int[]>(N); + mPrimaryKeyCodes = new int[N]; mXCoordinates = new int[N]; mYCoordinates = new int[N]; - final LastComposedWord lastComposedWord = new LastComposedWord(codes, + final LastComposedWord lastComposedWord = new LastComposedWord(primaryKeyCodes, xCoordinates, yCoordinates, mTypedWord.toString(), committedWord, separatorCode); if (type != LastComposedWord.COMMIT_TYPE_DECIDED_WORD && type != LastComposedWord.COMMIT_TYPE_MANUAL_PICK) { lastComposedWord.deactivate(); } mTypedWord.setLength(0); + refreshSize(); mAutoCorrection = null; return lastComposedWord; } public void resumeSuggestionOnLastComposedWord(final LastComposedWord lastComposedWord) { - mCodes = lastComposedWord.mCodes; + mPrimaryKeyCodes = lastComposedWord.mPrimaryKeyCodes; mXCoordinates = lastComposedWord.mXCoordinates; mYCoordinates = lastComposedWord.mYCoordinates; mTypedWord.setLength(0); mTypedWord.append(lastComposedWord.mTypedWord); + refreshSize(); mAutoCorrection = null; // This will be filled by the next call to updateSuggestion. } } |