Fix Sinhala keyboard for tablet device

This CL introduces fontDefault flag to keyLabelFlags of Key attribute
to reset font specification to keyTypeface attribute.

This is a followup of I065824f3fa.

Bug: 6911143
Change-Id: I33bd4a23aaea73e2b17175ddd39053ec915d5451

4 files changed, 18 insertions, 7 deletions

diff --git a/java/res/values/attrs.xml b/java/res/values/attrs.xml
index 3206413ca..396c166ab 100644
--- a/java/res/values/attrs.xml
+++ b/java/res/values/attrs.xml
@@ -298,6 +298,7 @@
             <flag name="alignLeftOfCenter" value="0x08" />
             <flag name="fontNormal" value="0x10" />
             <flag name="fontMonoSpace" value="0x20" />
+            <flag name="fontDefault" value="0x30" />
             <flag name="followKeyLargeLetterRatio" value="0x40" />
             <flag name="followKeyLetterRatio" value="0x80" />
             <flag name="followKeyLabelRatio" value="0xC0" />
diff --git a/java/res/xml-sw600dp/keys_exclamation_question.xml b/java/res/xml-sw600dp/keys_exclamation_question.xml
index 97bd95d6a..cf2c61ead 100644
--- a/java/res/xml-sw600dp/keys_exclamation_question.xml
+++ b/java/res/xml-sw600dp/keys_exclamation_question.xml
@@ -23,8 +23,10 @@
 >
     <Key
         latin:keySpec="!"
-        latin:moreKeys="!text/morekeys_exclamation" />
+        latin:moreKeys="!text/morekeys_exclamation"
+        latin:keyLabelFlags="fontDefault" />
     <Key
         latin:keySpec="\?"
-        latin:moreKeys="!text/morekeys_question" />
+        latin:moreKeys="!text/morekeys_question"
+        latin:keyLabelFlags="fontDefault" />
 </merge>
diff --git a/java/res/xml-sw600dp/rows_sinhala.xml b/java/res/xml-sw600dp/rows_sinhala.xml
index 23c3f3aab..d3a5ca535 100644
--- a/java/res/xml-sw600dp/rows_sinhala.xml
+++ b/java/res/xml-sw600dp/rows_sinhala.xml
@@ -25,6 +25,7 @@
         latin:keyboardLayout="@xml/key_styles_common" />
     <Row
         latin:keyWidth="8.182%p"
+        latin:keyLabelFlags="fontNormal|autoXScale"
     >
         <include
             latin:keyboardLayout="@xml/rowkeys_sinhala1" />
@@ -34,6 +35,7 @@
     </Row>
     <Row
         latin:keyWidth="8.182%p"
+        latin:keyLabelFlags="fontNormal|autoXScale"
     >
         <include
             latin:keyboardLayout="@xml/rowkeys_sinhala2" />
@@ -43,6 +45,7 @@
     </Row>
     <Row
         latin:keyWidth="8.182%p"
+        latin:keyLabelFlags="fontNormal|autoXScale"
     >
         <Key
             latin:keyStyle="shiftKeyStyle"
diff --git a/java/src/com/android/inputmethod/keyboard/Key.java b/java/src/com/android/inputmethod/keyboard/Key.java
index 88cde1111..ed3b2b347 100644
--- a/java/src/com/android/inputmethod/keyboard/Key.java
+++ b/java/src/com/android/inputmethod/keyboard/Key.java
@@ -62,8 +62,11 @@ public class Key implements Comparable<Key> {
     private static final int LABEL_FLAGS_ALIGN_RIGHT = 0x02;
     private static final int LABEL_FLAGS_ALIGN_BUTTOM = 0x04;
     private static final int LABEL_FLAGS_ALIGN_LEFT_OF_CENTER = 0x08;
+    // Font typeface specification.
+    private static final int LABEL_FLAGS_FONT_MASK = 0x30;
     private static final int LABEL_FLAGS_FONT_NORMAL = 0x10;
     private static final int LABEL_FLAGS_FONT_MONO_SPACE = 0x20;
+    private static final int LABEL_FLAGS_FONT_DEFAULT = 0x30;
     // Start of key text ratio enum values
     private static final int LABEL_FLAGS_FOLLOW_KEY_TEXT_RATIO_MASK = 0x1C0;
     private static final int LABEL_FLAGS_FOLLOW_KEY_LARGE_LETTER_RATIO = 0x40;
@@ -567,14 +570,16 @@ public class Key implements Comparable<Key> {
     }
 
     public final Typeface selectTypeface(final KeyDrawParams params) {
-        // TODO: Handle "bold" here too?
-        if ((mLabelFlags & LABEL_FLAGS_FONT_NORMAL) != 0) {
+        switch (mLabelFlags & LABEL_FLAGS_FONT_MASK) {
+        case LABEL_FLAGS_FONT_NORMAL:
             return Typeface.DEFAULT;
-        }
-        if ((mLabelFlags & LABEL_FLAGS_FONT_MONO_SPACE) != 0) {
+        case LABEL_FLAGS_FONT_MONO_SPACE:
             return Typeface.MONOSPACE;
+        case LABEL_FLAGS_FONT_DEFAULT:
+        default:
+            // The type-face is specified by keyTypeface attribute.
+            return params.mTypeface;
         }
-        return params.mTypeface;
     }
 
     public final int selectTextSize(final KeyDrawParams params) {