udfps: Allow to configure hbm overlay type

 * Local HBM does not shows pressed icon
 * Global hbm shows pressed icon

Change-Id: Ic9f51a33c1781527f0c7fc41e8bfe320bf2653d2

packages/SystemUI/res/values/lmodroid_config.xml

@@ -21,6 +21,12 @@
     <!-- Color of the UDFPS pressed view -->
     <color name="config_udfpsColor">#ffffffff</color>
 
+    <!-- HBM type of UDFPS overlay.
+            0 - GLOBAL HBM
+            1 - LOCAL HBM
+    -->
+    <integer name="config_udfpsHbmType">1</integer>
+
     <!-- Udfps HBM provider class name -->
     <string name="config_udfpsHbmProviderComponent">com.android.systemui.biometrics.DummyUdfpsHbmProvider</string>
 </resources>

packages/SystemUI/src/com/android/systemui/biometrics/UdfpsView.java

@@ -51,7 +51,6 @@ public class UdfpsView extends FrameLayout implements DozeReceiver, UdfpsIllumin
 
     private static final String SETTING_HBM_TYPE =
             "com.android.systemui.biometrics.UdfpsSurfaceView.hbmType";
-    private static final @HbmType int DEFAULT_HBM_TYPE = UdfpsHbmTypes.LOCAL_HBM;
 
     private static final int DEBUG_TEXT_SIZE_PX = 32;
 
@@ -99,9 +98,11 @@ public class UdfpsView extends FrameLayout implements DozeReceiver, UdfpsIllumin
 
         if (Build.IS_ENG || Build.IS_USERDEBUG) {
             mHbmType = Settings.Secure.getIntForUser(mContext.getContentResolver(),
-                    SETTING_HBM_TYPE, DEFAULT_HBM_TYPE, UserHandle.USER_CURRENT);
+                    SETTING_HBM_TYPE,
+                    mContext.getResources().getInteger(R.integer.config_udfpsHbmType),
+                    UserHandle.USER_CURRENT);
         } else {
-            mHbmType = DEFAULT_HBM_TYPE;
+            mHbmType = mContext.getResources().getInteger(R.integer.config_udfpsHbmType);
         }
     }