[IL69.1] Move a static method to a utility class.

This is a followup to IL69.

Change-Id: Iba154517aa7f75b9f16aa1b808c0da8d84be837f

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

@@ -23,6 +23,7 @@ import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
 import com.android.inputmethod.keyboard.internal.KeyboardParams;
 import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.utils.CollectionUtils;
+import com.android.inputmethod.latin.utils.CoordinateUtils;
 
 /**
  * Loads an XML description of a keyboard and stores the attributes of the keys. A keyboard
@@ -217,4 +218,20 @@ public class Keyboard {
         final int adjustedY = Math.max(0, Math.min(y, mOccupiedHeight - 1));
         return mProximityInfo.getNearestKeys(adjustedX, adjustedY);
     }
+
+    public int[] getCoordinates(final int[] codePoints) {
+        final int length = codePoints.length;
+        final int[] coordinates = CoordinateUtils.newCoordinateArray(length);
+        for (int i = 0; i < length; ++i) {
+            final Key key = getKey(codePoints[i]);
+            if (null != key) {
+                CoordinateUtils.setXYInArray(coordinates, i,
+                        key.getX() + key.getWidth() / 2, key.getY() + key.getHeight() / 2);
+            } else {
+                CoordinateUtils.setXYInArray(coordinates, i,
+                        Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE);
+            }
+        }
+        return coordinates;
+    }
 }

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

@@ -59,7 +59,6 @@ import com.android.inputmethod.accessibility.AccessibleKeyboardViewProxy;
 import com.android.inputmethod.annotations.UsedForTesting;
 import com.android.inputmethod.compat.InputMethodServiceCompatUtils;
 import com.android.inputmethod.dictionarypack.DictionaryPackConstants;
-import com.android.inputmethod.keyboard.Key;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardActionListener;
 import com.android.inputmethod.keyboard.KeyboardId;
@@ -1206,23 +1205,13 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
      * @return x,y coordinates for this keyboard, as a flattened array.
      */
     public int[] getCoordinatesForCurrentKeyboard(final int[] codePoints) {
-        return getCoordinatesForKeyboard(codePoints, mKeyboardSwitcher.getKeyboard());
-    }
-
-    public static int[] getCoordinatesForKeyboard(final int[] codePoints, final Keyboard keyboard) {
-        final int length = codePoints.length;
-        final int[] coordinates = CoordinateUtils.newCoordinateArray(length);
-        Key key;
-        for (int i = 0; i < length; ++i) {
-            if (keyboard != null && (key = keyboard.getKey(codePoints[i])) != null) {
-                CoordinateUtils.setXYInArray(coordinates, i,
-                        key.getX() + key.getWidth() / 2, key.getY() + key.getHeight() / 2);
-            } else {
-                CoordinateUtils.setXYInArray(coordinates, i,
-                        Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE);
-            }
+        final Keyboard keyboard = mKeyboardSwitcher.getKeyboard();
+        if (null == keyboard) {
+            return CoordinateUtils.newCoordinateArray(codePoints.length,
+                    Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE);
+        } else {
+            return keyboard.getCoordinates(codePoints);
         }
-        return coordinates;
     }
 
     // Callback for the {@link SuggestionStripView}, to call when the "add to dictionary" hint is

java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java

@@ -28,12 +28,13 @@ import android.view.textservice.SuggestionsInfo;
 import android.view.textservice.TextInfo;
 
 import com.android.inputmethod.compat.SuggestionsInfoCompatUtils;
+import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.latin.Constants;
 import com.android.inputmethod.latin.Dictionary;
-import com.android.inputmethod.latin.LatinIME;
 import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
 import com.android.inputmethod.latin.WordComposer;
 import com.android.inputmethod.latin.spellcheck.AndroidSpellCheckerService.SuggestionsGatherer;
+import com.android.inputmethod.latin.utils.CoordinateUtils;
 import com.android.inputmethod.latin.utils.LocaleUtils;
 import com.android.inputmethod.latin.utils.StringUtils;
 
@@ -314,9 +315,14 @@ public abstract class AndroidWordLevelSpellCheckerSession extends Session {
                 }
                 final WordComposer composer = new WordComposer();
                 final int[] codePoints = StringUtils.toCodePointArray(text);
-                composer.setComposingWord(codePoints,
-                        LatinIME.getCoordinatesForKeyboard(codePoints, dictInfo.mKeyboard),
-                        null /* previousWord */);
+                final int[] coordinates;
+                if (null == dictInfo.mKeyboard) {
+                    coordinates = CoordinateUtils.newCoordinateArray(codePoints.length,
+                            Constants.NOT_A_COORDINATE, Constants.NOT_A_COORDINATE);
+                } else {
+                    coordinates = dictInfo.mKeyboard.getCoordinates(codePoints);
+                }
+                composer.setComposingWord(codePoints, coordinates, null /* previousWord */);
                 // TODO: make a spell checker option to block offensive words or not
                 final ArrayList<SuggestedWordInfo> suggestions =
                         dictInfo.mDictionary.getSuggestions(composer, prevWord,

java/src/com/android/inputmethod/latin/utils/CoordinateUtils.java

@@ -50,7 +50,16 @@ public final class CoordinateUtils {
     }
 
     public static int[] newCoordinateArray(final int arraySize) {
-        return new int[ELEMENT_SIZE * arraySize];
+      return new int[ELEMENT_SIZE * arraySize];
+    }
+
+    public static int[] newCoordinateArray(final int arraySize,
+        final int defaultX, final int defaultY) {
+      final int[] result = new int[ELEMENT_SIZE * arraySize];
+      for (int i = 0; i < arraySize; ++i) {
+        setXYInArray(result, i, defaultX, defaultY);
+      }
+      return result;
     }
 
     public static int xFromArray(final int[] coordsArray, final int index) {

tests/src/com/android/inputmethod/latin/WordComposerTests.java

@@ -19,6 +19,7 @@ package com.android.inputmethod.latin;
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
+import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.latin.utils.StringUtils;
 
 /**
@@ -37,7 +38,7 @@ public class WordComposerTests extends AndroidTestCase {
         final String STR_WITHIN_BMP = "abcdef";
         final int[] CODEPOINTS_WITHIN_BMP = StringUtils.toCodePointArray(STR_WITHIN_BMP);
         final int[] COORDINATES_WITHIN_BMP =
-                LatinIME.getCoordinatesForKeyboard(CODEPOINTS_WITHIN_BMP, null);
+                Keyboard.getCoordinatesWithoutKeyboard(CODEPOINTS_WITHIN_BMP);
         final String PREVWORD = "prevword";
         wc.setComposingWord(CODEPOINTS_WITHIN_BMP, COORDINATES_WITHIN_BMP, PREVWORD);
         assertEquals(wc.size(),
@@ -69,8 +70,8 @@ public class WordComposerTests extends AndroidTestCase {
         final String STR_WITH_SUPPLEMENTARY_CHAR = "abcde\uD861\uDED7fgh";
         final int[] CODEPOINTS_WITH_SUPPLEMENTARY_CHAR =
                 StringUtils.toCodePointArray(STR_WITH_SUPPLEMENTARY_CHAR);
-        final int[] COORDINATES_WITH_SUPPLEMENTARY_CHAR = LatinIME.getCoordinatesForKeyboard(
-                CODEPOINTS_WITH_SUPPLEMENTARY_CHAR, null);
+        final int[] COORDINATES_WITH_SUPPLEMENTARY_CHAR = Keyboard.getCoordinatesWithoutKeyboard(
+                CODEPOINTS_WITH_SUPPLEMENTARY_CHAR);
         wc.setComposingWord(CODEPOINTS_WITH_SUPPLEMENTARY_CHAR, COORDINATES_WITH_SUPPLEMENTARY_CHAR,
                 null /* previousWord */);
         assertEquals(wc.size(), CODEPOINTS_WITH_SUPPLEMENTARY_CHAR.length);