Support lights-out + bar icon dimming on low-end devices.

Bug: 12546110
Change-Id: Ie2d2cc4acfee3f4a70542c5ebf9f2e9d69bffb33

3 files changed, 9 insertions, 8 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
index cb17ac62439a..db82dd04c4ba 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BarTransitions.java
@@ -37,6 +37,8 @@ public class BarTransitions {
     private static final boolean DEBUG = false;
     private static final boolean DEBUG_COLORS = false;
 
+    public static final boolean HIGH_END = ActivityManager.isHighEndGfx();
+
     public static final int MODE_OPAQUE = 0;
     public static final int MODE_SEMI_TRANSPARENT = 1;
     public static final int MODE_TRANSLUCENT = 2;
@@ -48,7 +50,6 @@ public class BarTransitions {
 
     private final String mTag;
     private final View mView;
-    private final boolean mSupportsTransitions = ActivityManager.isHighEndGfx();
     private final BarBackgroundDrawable mBarBackground;
 
     private int mMode;
@@ -57,7 +58,7 @@ public class BarTransitions {
         mTag = "BarTransitions." + view.getClass().getSimpleName();
         mView = view;
         mBarBackground = new BarBackgroundDrawable(mView.getContext(), gradientResourceId);
-        if (mSupportsTransitions) {
+        if (HIGH_END) {
             mView.setBackground(mBarBackground);
         }
     }
@@ -72,13 +73,13 @@ public class BarTransitions {
         mMode = mode;
         if (DEBUG) Log.d(mTag, String.format("%s -> %s animate=%s",
                 modeToString(oldMode), modeToString(mode),  animate));
-        if (mSupportsTransitions) {
-            onTransition(oldMode, mMode, animate);
-        }
+        onTransition(oldMode, mMode, animate);
     }
 
     protected void onTransition(int oldMode, int newMode, boolean animate) {
-        applyModeBackground(oldMode, newMode, animate);
+        if (HIGH_END) {
+            applyModeBackground(oldMode, newMode, animate);
+        }
     }
 
     protected void applyModeBackground(int oldMode, int newMode, boolean animate) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarTransitions.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarTransitions.java
index a74230badc75..50b701f2eaa1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarTransitions.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarTransitions.java
@@ -91,7 +91,7 @@ public final class NavigationBarTransitions extends BarTransitions {
     }
 
     private float alphaForMode(int mode) {
-        final boolean isOpaque = mode == MODE_OPAQUE || mode == MODE_LIGHTS_OUT;
+        final boolean isOpaque = mode == MODE_OPAQUE || mode == MODE_LIGHTS_OUT || !HIGH_END;
         return isOpaque ? KeyButtonView.DEFAULT_QUIESCENT_ALPHA : 1f;
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java
index 84065659a6dd..f5abbf31c352 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java
@@ -68,7 +68,7 @@ public final class PhoneStatusBarTransitions extends BarTransitions {
     }
 
     private boolean isOpaque(int mode) {
-        return !(mode == MODE_SEMI_TRANSPARENT || mode == MODE_TRANSLUCENT);
+        return !(mode == MODE_SEMI_TRANSPARENT || mode == MODE_TRANSLUCENT) || !HIGH_END;
     }
 
     @Override