Come back the proximity correction to ExpandableDictionary (209dd09e) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/keyboard/ProximityInfo.java

+25 −0

Original line number	Diff line number	Diff line
		@@ -213,6 +213,31 @@ public class ProximityInfo {
		touchPositionCorrection);
		}

		public void fillArrayWithNearestKeyCodes(int x, int y, int primaryKeyCode, int[] dest) {
		final int destLength = dest.length;
		if (destLength < 1) {
		return;
		}
		int index = 0;
		if (primaryKeyCode > Keyboard.CODE_SPACE) {
		dest[index++] = primaryKeyCode;
		}
		final Key[] nearestKeys = getNearestKeys(x, y);
		for (Key key : nearestKeys) {
		if (index >= destLength) {
		break;
		}
		final int code = key.mCode;
		if (code <= Keyboard.CODE_SPACE) {
		break;
		}
		dest[index++] = code;
		}
		if (index < destLength) {
		dest[index] = KeyDetector.NOT_A_CODE;
		}
		}

		public Key[] getNearestKeys(int x, int y) {
		if (mGridNeighbors == null) {
		return EMPTY_KEY_ARRAY;

java/src/com/android/inputmethod/latin/ExpandableDictionary.java

+10 −3

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package com.android.inputmethod.latin;

		import android.content.Context;

		import com.android.inputmethod.keyboard.KeyDetector;
		import com.android.inputmethod.keyboard.Keyboard;
		import com.android.inputmethod.keyboard.ProximityInfo;

		@@ -209,13 +210,19 @@ public class ExpandableDictionary extends Dictionary {
		@SuppressWarnings("unused") final ProximityInfo proximityInfo) {
		mInputLength = codes.size();
		if (mCodes.length < mInputLength) mCodes = new int[mInputLength][];
		final int[] xCoordinates = codes.getXCoordinates();
		final int[] yCoordinates = codes.getYCoordinates();
		// Cache the codes so that we don't have to lookup an array list
		for (int i = 0; i < mInputLength; i++) {
		// TODO: Calculate proximity info here.
		if (mCodes[i] == null \|\| mCodes[i].length < 1) {
		mCodes[i] = new int[1];
		mCodes[i] = new int[ProximityInfo.MAX_PROXIMITY_CHARS_SIZE];
		}
		mCodes[i][0] = codes.getCodeAt(i);
		final int x = xCoordinates != null && i < xCoordinates.length ?
		xCoordinates[i] : WordComposer.NOT_A_COORDINATE;
		final int y = xCoordinates != null && i < yCoordinates.length ?
		yCoordinates[i] : WordComposer.NOT_A_COORDINATE;
		proximityInfo.fillArrayWithNearestKeyCodes(x, y, codes.getCodeAt(i), mCodes[i]);
		}
		mMaxDepth = mInputLength * 3;
		getWordsRec(mRoots, codes, mWordBuilder, 0, false, 1, 0, -1, callback);
		@@ -328,7 +335,7 @@ public class ExpandableDictionary extends Dictionary {
		for (int j = 0; j < alternativesSize; j++) {
		final int addedAttenuation = (j > 0 ? 1 : 2);
		final int currentChar = currentChars[j];
		if (currentChar == -1) {
		if (currentChar == KeyDetector.NOT_A_CODE) {
		break;
		}
		if (currentChar == lowerC \|\| currentChar == c) {