Use normal font for functional key label instead of italic font

This change also uses slightly larger font size for functional key
label according to the v4 keyboard design.

Bug: 3216592
Change-Id: I027f109b7748ade8564dc808487d9a6ce1da9761
diff --git a/java/res/values-xlarge/dimens.xml b/java/res/values-xlarge/dimens.xml
index a53e45a..1162a31 100644
--- a/java/res/values-xlarge/dimens.xml
+++ b/java/res/values-xlarge/dimens.xml
@@ -35,7 +35,7 @@
     <dimen name="mini_keyboard_vertical_correction">-13.0mm</dimen>
 
     <dimen name="key_text_size">0.175in</dimen>
-    <dimen name="key_label_text_size">0.100in</dimen>
+    <dimen name="key_label_text_size">0.110in</dimen>
     <dimen name="key_preview_text_size_large">0.245in</dimen>
 
     <dimen name="candidate_strip_height">46dip</dimen>
diff --git a/java/res/values/attrs.xml b/java/res/values/attrs.xml
index 3f99cda..5f29af2 100644
--- a/java/res/values/attrs.xml
+++ b/java/res/values/attrs.xml
@@ -112,7 +112,7 @@
             <flag name="alignLeft" value="1" />
             <flag name="alignRight" value="2" />
             <flag name="alignBottom" value="8" />
-            <flag name="fontItalic" value="16" />
+            <flag name="fontNormal" value="16" />
         </attr>
         <!-- The unicode that this key generates in manual temporary upper case mode. -->
         <attr name="manualTemporaryUpperCaseCode" format="integer" />
diff --git a/java/res/xml-xlarge/kbd_phone.xml b/java/res/xml-xlarge/kbd_phone.xml
index 4bbd69d..57575b6 100644
--- a/java/res/xml-xlarge/kbd_phone.xml
+++ b/java/res/xml-xlarge/kbd_phone.xml
@@ -30,7 +30,7 @@
         <Key
             latin:codes="@integer/key_tab"
             latin:keyLabel="@string/label_tab_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
         <!-- To match one character label size with "Tab", I placed spaces around the char '-'
@@ -61,7 +61,7 @@
         <Key
             latin:codes="@integer/key_delete"
             latin:keyLabel="@string/label_backspace_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="14.706%p"
             latin:isModifier="true"
             latin:isRepeatable="true"
@@ -71,7 +71,7 @@
         <Key
             latin:codes="@integer/key_switch_alpha_symbol"
             latin:keyLabel="@string/label_more_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:isModifier="true"
             latin:isSticky="true"
             latin:keyEdgeFlags="left" />
@@ -103,7 +103,7 @@
         <Key
             latin:codes="@integer/key_return"
             latin:keyLabel="@string/label_return_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="14.706%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="right" />
diff --git a/java/res/xml-xlarge/kbd_phone_symbols.xml b/java/res/xml-xlarge/kbd_phone_symbols.xml
index 8f496c0..fea5504 100644
--- a/java/res/xml-xlarge/kbd_phone_symbols.xml
+++ b/java/res/xml-xlarge/kbd_phone_symbols.xml
@@ -30,7 +30,7 @@
         <Key
             latin:codes="@integer/key_tab"
             latin:keyLabel="@string/label_tab_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
         <Spacer
@@ -65,7 +65,7 @@
         <Key
             latin:codes="@integer/key_delete"
             latin:keyLabel="@string/label_backspace_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="14.706%p"
             latin:isModifier="true"
             latin:isRepeatable="true"
@@ -75,7 +75,7 @@
         <Key
             latin:codes="@integer/key_switch_alpha_symbol"
             latin:keyLabel="@string/label_more_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:isModifier="true"
             latin:isSticky="true"
             latin:keyEdgeFlags="left" />
@@ -111,7 +111,7 @@
         <Key
             latin:codes="@integer/key_return"
             latin:keyLabel="@string/label_return_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="14.706%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="right" />
diff --git a/java/res/xml-xlarge/kbd_qwerty_row1.xml b/java/res/xml-xlarge/kbd_qwerty_row1.xml
index 48e7b32..eca24b6 100644
--- a/java/res/xml-xlarge/kbd_qwerty_row1.xml
+++ b/java/res/xml-xlarge/kbd_qwerty_row1.xml
@@ -28,7 +28,7 @@
         <Key
             latin:codes="@integer/key_tab"
             latin:keyLabel="@string/label_tab_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="7.949%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
diff --git a/java/res/xml-xlarge/kbd_qwerty_row2.xml b/java/res/xml-xlarge/kbd_qwerty_row2.xml
index f1df3f2..8dfb488 100644
--- a/java/res/xml-xlarge/kbd_qwerty_row2.xml
+++ b/java/res/xml-xlarge/kbd_qwerty_row2.xml
@@ -27,7 +27,7 @@
         <Key
             latin:codes="@integer/key_switch_alpha_symbol"
             latin:keyLabel="@string/label_to_symbol_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="11.167%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
@@ -62,7 +62,7 @@
         <Key
             latin:codes="@integer/key_return"
             latin:keyLabel="@string/label_return_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="15.750%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="right" />
diff --git a/java/res/xml-xlarge/kbd_qwerty_row3.xml b/java/res/xml-xlarge/kbd_qwerty_row3.xml
index d58f2c0..c26dcc4 100644
--- a/java/res/xml-xlarge/kbd_qwerty_row3.xml
+++ b/java/res/xml-xlarge/kbd_qwerty_row3.xml
@@ -27,7 +27,7 @@
         <Key
             latin:codes="@integer/key_shift"
             latin:keyLabel="@string/label_shift_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="15.192%p"
             latin:isModifier="true"
             latin:isSticky="true"
@@ -83,7 +83,7 @@
         <Key
             latin:codes="@integer/key_shift"
             latin:keyLabel="@string/label_shift_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="12.430%p"
             latin:isModifier="true"
             latin:isSticky="true"
diff --git a/java/res/xml-xlarge/kbd_symbols.xml b/java/res/xml-xlarge/kbd_symbols.xml
index 99f4d81..00a61c5 100644
--- a/java/res/xml-xlarge/kbd_symbols.xml
+++ b/java/res/xml-xlarge/kbd_symbols.xml
@@ -31,7 +31,7 @@
         <Key
             latin:codes="@integer/key_tab"
             latin:keyLabel="@string/label_tab_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="7.949%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
@@ -84,7 +84,7 @@
         <Key
             latin:codes="@integer/key_switch_alpha_symbol"
             latin:keyLabel="@string/label_to_alpha_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="11.167%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
@@ -123,7 +123,7 @@
         <Key
             latin:codes="@integer/key_return"
             latin:keyLabel="@string/label_return_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="15.750%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="right" />
@@ -134,7 +134,7 @@
         <Key
             latin:codes="@integer/key_shift"
             latin:keyLabel="@string/label_more_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="15.192%p"
             latin:isModifier="true"
             latin:isSticky="true"
@@ -169,7 +169,7 @@
             latin:codes="@integer/key_shift"
             latin:keyLabel="@string/label_more_key"
             latin:iconPreview="@drawable/sym_keyboard_feedback_shift"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="12.430%p"
             latin:isModifier="true"
             latin:isSticky="true"
diff --git a/java/res/xml-xlarge/kbd_symbols_shift.xml b/java/res/xml-xlarge/kbd_symbols_shift.xml
index 016b001..603b36b 100644
--- a/java/res/xml-xlarge/kbd_symbols_shift.xml
+++ b/java/res/xml-xlarge/kbd_symbols_shift.xml
@@ -31,7 +31,7 @@
         <Key
             latin:codes="@integer/key_tab"
             latin:keyLabel="@string/label_tab_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="7.949%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
@@ -74,7 +74,7 @@
         <Key
             latin:codes="@integer/key_switch_alpha_symbol"
             latin:keyLabel="@string/label_to_alpha_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="11.167%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="left" />
@@ -103,7 +103,7 @@
         <Key
             latin:codes="@integer/key_return"
             latin:keyLabel="@string/label_return_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="15.750%p"
             latin:isModifier="true"
             latin:keyEdgeFlags="right" />
@@ -114,7 +114,7 @@
         <Key
             latin:codes="@integer/key_shift"
             latin:keyLabel="@string/label_more_key"
-            latin:keyLabelOption="fontItalic|alignLeft|alignBottom"
+            latin:keyLabelOption="fontNormal|alignLeft|alignBottom"
             latin:keyWidth="15.192%p"
             latin:isModifier="true"
             latin:isSticky="true"
@@ -144,7 +144,7 @@
         <Key
             latin:codes="@integer/key_shift"
             latin:keyLabel="@string/label_more_key"
-            latin:keyLabelOption="fontItalic|alignRight|alignBottom"
+            latin:keyLabelOption="fontNormal|alignRight|alignBottom"
             latin:keyWidth="12.430%p"
             latin:isModifier="true"
             latin:isSticky="true"
diff --git a/java/src/com/android/inputmethod/latin/BaseKeyboardView.java b/java/src/com/android/inputmethod/latin/BaseKeyboardView.java
index 8efd0ae..d98cd04 100644
--- a/java/src/com/android/inputmethod/latin/BaseKeyboardView.java
+++ b/java/src/com/android/inputmethod/latin/BaseKeyboardView.java
@@ -259,10 +259,7 @@
     private final int KEY_LABEL_OPTION_ALIGN_LEFT = 1;
     private final int KEY_LABEL_OPTION_ALIGN_RIGHT = 2;
     private final int KEY_LABEL_OPTION_ALIGN_BOTTOM = 8;
-    private final int KEY_LABEL_OPTION_FONT_ITALIC = 16;
-    // TODO: Currently we don't have san-serif italic type face. This is actually san-serif
-    // non-italic type face.
-    private final Typeface TYPEFACE_ITALIC = Typeface.create(Typeface.SANS_SERIF, Typeface.ITALIC);
+    private final int KEY_LABEL_OPTION_FONT_NORMAL = 16;
 
     private final UIHandler mHandler = new UIHandler();
 
@@ -825,8 +822,8 @@
                 final int labelSize;
                 if (label.length() > 1 && key.codes.length < 2) {
                     labelSize = mLabelTextSize;
-                    if ((key.labelOption & KEY_LABEL_OPTION_FONT_ITALIC) != 0) {
-                        paint.setTypeface(TYPEFACE_ITALIC);
+                    if ((key.labelOption & KEY_LABEL_OPTION_FONT_NORMAL) != 0) {
+                        paint.setTypeface(Typeface.DEFAULT);
                     } else {
                         paint.setTypeface(Typeface.DEFAULT_BOLD);
                     }