Fade out the notification/settings panels just before close.
Bug: 7362346
Change-Id: I437a98f4400c0a14b038c268ccf78a322d992681
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
index 1824ba3..af6a149 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
@@ -206,6 +206,20 @@
}
}
+ // fade out the panel as it gets buried into the status bar to avoid overdrawing the
+ // status bar on the last frame of a close animation
+ final int H = mBar.getStatusBarHeight();
+ final float ph = panel.getExpandedHeight() + panel.getPaddingBottom();
+ float alpha = 1f;
+ if (ph < 2*H) {
+ if (ph < H) alpha = 0f;
+ else alpha = (ph - H) / H;
+ alpha = alpha * alpha; // get there faster
+ }
+ if (panel.getAlpha() != alpha) {
+ panel.setAlpha(alpha);
+ }
+
mBar.updateCarrierLabelVisibility(false);
}
}