1 files changed, 25 insertions, 11 deletions

diff --git a/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java b/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java
index 47ea1ea75..087a7f255 100644
--- a/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/TypefaceUtils.java
@@ -22,6 +22,9 @@ import android.graphics.Typeface;
 import android.util.SparseArray;
 
 public final class TypefaceUtils {
+    private static final char[] KEY_LABEL_REFERENCE_CHAR = { 'M' };
+    private static final char[] KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR = { '8' };
+
     private TypefaceUtils() {
         // This utility class is not publicly instantiable.
     }
@@ -31,7 +34,7 @@ public final class TypefaceUtils {
     // Working variable for the following method.
     private static final Rect sTextHeightBounds = new Rect();
 
-    public static float getCharHeight(final char[] referenceChar, final Paint paint) {
+    private static float getCharHeight(final char[] referenceChar, final Paint paint) {
         final int key = getCharGeometryCacheKey(referenceChar[0], paint);
         synchronized (sTextHeightCache) {
             final Float cachedValue = sTextHeightCache.get(key);
@@ -51,7 +54,7 @@ public final class TypefaceUtils {
     // Working variable for the following method.
     private static final Rect sTextWidthBounds = new Rect();
 
-    public static float getCharWidth(final char[] referenceChar, final Paint paint) {
+    private static float getCharWidth(final char[] referenceChar, final Paint paint) {
         final int key = getCharGeometryCacheKey(referenceChar[0], paint);
         synchronized (sTextWidthCache) {
             final Float cachedValue = sTextWidthCache.get(key);
@@ -66,11 +69,6 @@ public final class TypefaceUtils {
         }
     }
 
-    public static float getStringWidth(final String string, final Paint paint) {
-        paint.getTextBounds(string, 0, string.length(), sTextWidthBounds);
-        return sTextWidthBounds.width();
-    }
-
     private static int getCharGeometryCacheKey(final char referenceChar, final Paint paint) {
         final int labelSize = (int)paint.getTextSize();
         final Typeface face = paint.getTypeface();
@@ -86,9 +84,25 @@ public final class TypefaceUtils {
         }
     }
 
-    public static float getLabelWidth(final String label, final Paint paint) {
-        final Rect textBounds = new Rect();
-        paint.getTextBounds(label, 0, label.length(), textBounds);
-        return textBounds.width();
+    public static float getReferenceCharHeight(final Paint paint) {
+        return getCharHeight(KEY_LABEL_REFERENCE_CHAR, paint);
+    }
+
+    public static float getReferenceCharWidth(final Paint paint) {
+        return getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint);
+    }
+
+    public static float getReferenceDigitWidth(final Paint paint) {
+        return getCharWidth(KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR, paint);
+    }
+
+    // Working variable for the following method.
+    private static final Rect sStringWidthBounds = new Rect();
+
+    public static float getStringWidth(final String string, final Paint paint) {
+        synchronized (sStringWidthBounds) {
+            paint.getTextBounds(string, 0, string.length(), sStringWidthBounds);
+            return sStringWidthBounds.width();
+        }
     }
 }