Fix deadzone in seascape orientation

Test: Enable config_dead_zone_flash, make sure deadzone gets drawn
on the right side in seascape/landscape/portrait and deadzone is
consuming clicks on the right side.

Change-Id: Icc88967cfa7bf8ba7f6f3b797ca001eba78e5cdc
Fixes: 32870901
(cherry picked from commit 7aaa3d7d19)

packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java

@@ -565,6 +565,7 @@ public class NavigationBarView extends LinearLayout {
         getImeSwitchButton().setOnClickListener(mImeSwitcherClickListener);
 
         mDeadZone = (DeadZone) mCurrentView.findViewById(R.id.deadzone);
+        mDeadZone.setDisplayRotation(mCurrentRotation);
 
         // force the low profile & disabled states into compliance
         mBarTransitions.init();

packages/SystemUI/src/com/android/systemui/statusbar/policy/DeadZone.java

@@ -24,6 +24,7 @@ import android.os.SystemClock;
 import android.util.AttributeSet;
 import android.util.Slog;
 import android.view.MotionEvent;
+import android.view.Surface;
 import android.view.View;
 
 import com.android.systemui.R;
@@ -54,6 +55,7 @@ public class DeadZone extends View {
     private int mHold, mDecay;
     private boolean mVertical;
     private long mLastPokeTime;
+    private int mDisplayRotation;
 
     private final Runnable mDebugFlash = new Runnable() {
         @Override
@@ -132,7 +134,16 @@ public class DeadZone extends View {
             int size = (int) getSize(event.getEventTime());
             // In the vertical orientation consume taps along the left edge.
             // In horizontal orientation consume taps along the top edge.
-            final boolean consumeEvent = mVertical ? event.getX() < size : event.getY() < size;
+            final boolean consumeEvent;
+            if (mVertical) {
+                if (mDisplayRotation == Surface.ROTATION_270) {
+                    consumeEvent = event.getX() > getWidth() - size;
+                } else {
+                    consumeEvent = event.getX() < size;
+                }
+            } else {
+                consumeEvent = event.getY() < size;
+            }
             if (consumeEvent) {
                 if (CHATTY) {
                     Slog.v(TAG, "consuming errant click: (" + event.getX() + "," + event.getY() + ")");
@@ -170,7 +181,16 @@ public class DeadZone extends View {
         }
 
         final int size = (int) getSize(SystemClock.uptimeMillis());
-        can.clipRect(0, 0, mVertical ? size : can.getWidth(), mVertical ? can.getHeight() : size);
+        if (mVertical) {
+            if (mDisplayRotation == Surface.ROTATION_270) {
+                can.clipRect(can.getWidth() - size, 0, can.getWidth(), can.getHeight());
+            } else {
+                can.clipRect(0, 0, size, can.getHeight());
+            }
+        } else {
+            can.clipRect(0, 0, can.getWidth(), size);
+        }
+
         final float frac = DEBUG ? (mFlashFrac - 0.5f) + 0.5f : mFlashFrac;
         can.drawARGB((int) (frac * 0xFF), 0xDD, 0xEE, 0xAA);
 
@@ -178,4 +198,8 @@ public class DeadZone extends View {
             // crazy aggressive redrawing here, for debugging only
             postInvalidateDelayed(100);
     }
+
+    public void setDisplayRotation(int rotation) {
+        mDisplayRotation = rotation;
+    }
 }