Add CoordinateUtils class

Change-Id: I23784117f77da54ee2a0670e65d86e26d762a687

2 files changed, 42 insertions, 2 deletions

diff --git a/java/src/com/android/inputmethod/latin/CoordinateUtils.java b/java/src/com/android/inputmethod/latin/CoordinateUtils.java
new file mode 100644
index 000000000..cd3177299
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/CoordinateUtils.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.inputmethod.latin;
+
+public final class CoordinateUtils {
+    private static final int INDEX_X = 0;
+    private static final int INDEX_Y = 1;
+    private static final int ARRAY_SIZE = INDEX_Y + 1;
+
+    private CoordinateUtils() {
+        // This utility class is not publicly instantiable.
+    }
+
+    public static int[] newInstance() {
+        return new int[ARRAY_SIZE];
+    }
+
+    public static int x(final int[] coords) {
+        return coords[INDEX_X];
+    }
+
+    public static int y(final int[] coords) {
+        return coords[INDEX_Y];
+    }
+}
diff --git a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java
index 6cdd9e2cd..8cc09f39b 100644
--- a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java
+++ b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java
@@ -34,6 +34,7 @@ import com.android.inputmethod.keyboard.PointerTracker;
 import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy;
 import com.android.inputmethod.keyboard.PointerTracker.KeyEventHandler;
 import com.android.inputmethod.keyboard.PointerTracker.TimerProxy;
+import com.android.inputmethod.latin.CoordinateUtils;
 import com.android.inputmethod.latin.R;
 
 /**
@@ -41,7 +42,7 @@ import com.android.inputmethod.latin.R;
  * key presses and touch movements.
  */
 public final class MoreSuggestionsView extends KeyboardView implements MoreKeysPanel {
-    private final int[] mCoordinates = new int[2];
+    private final int[] mCoordinates = CoordinateUtils.newInstance();
 
     final KeyDetector mModalPanelKeyDetector;
     private final KeyDetector mSlidingPanelKeyDetector;
@@ -163,7 +164,7 @@ public final class MoreSuggestionsView extends KeyboardView implements MoreKeysP
         window.setHeight(container.getMeasuredHeight());
         parentView.getLocationInWindow(mCoordinates);
         window.showAtLocation(parentView, Gravity.NO_GRAVITY,
-                x + mCoordinates[0], y + mCoordinates[1]);
+                x + CoordinateUtils.x(mCoordinates), y + CoordinateUtils.y(mCoordinates));
 
         mOriginX = x + container.getPaddingLeft();
         mOriginY = y + container.getPaddingTop();