Hide panel while changing brightness

Bug: 15408618
Change-Id: Ic1f934f9ddbb582453b4b52a4b4402c71ac79654

5 files changed, 164 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index cbf6e29..6d88214 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -35,6 +35,7 @@ import com.android.systemui.qs.QSTile.DetailAdapter;
 import com.android.systemui.settings.BrightnessController;
 import com.android.systemui.settings.ToggleSlider;
 import com.android.systemui.statusbar.phone.QSTileHost;
+import com.android.systemui.statusbar.policy.BrightnessMirrorController;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -105,6 +106,14 @@ public class QSPanel extends ViewGroup {
         });
     }
 
+    public void setBrightnessMirror(BrightnessMirrorController c) {
+        super.onFinishInflate();
+        ToggleSlider brightnessSlider = (ToggleSlider) findViewById(R.id.brightness_slider);
+        ToggleSlider mirror = (ToggleSlider) c.getMirror().findViewById(R.id.brightness_slider);
+        brightnessSlider.setMirror(mirror);
+        brightnessSlider.setMirrorController(c);
+    }
+
     public void setCallback(Callback callback) {
         mCallback = callback;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java b/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
index 108c8df..2113c68 100644
--- a/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
+++ b/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
@@ -188,6 +188,7 @@ public class BrightnessController implements ToggleSlider.Listener {
         mListening = false;
     }
 
+    @Override
     public void onChanged(ToggleSlider view, boolean tracking, boolean automatic, int value) {
         updateIcon(mAutomatic);
         if (!mAutomatic) {
diff --git a/packages/SystemUI/src/com/android/systemui/settings/ToggleSlider.java b/packages/SystemUI/src/com/android/systemui/settings/ToggleSlider.java
index 4b78072..acfeb4f 100644
--- a/packages/SystemUI/src/com/android/systemui/settings/ToggleSlider.java
+++ b/packages/SystemUI/src/com/android/systemui/settings/ToggleSlider.java
@@ -29,6 +29,7 @@ import android.widget.SeekBar.OnSeekBarChangeListener;
 import android.widget.TextView;
 
 import com.android.systemui.R;
+import com.android.systemui.statusbar.policy.BrightnessMirrorController;
 
 public class ToggleSlider extends RelativeLayout {
     public interface Listener {
@@ -43,6 +44,9 @@ public class ToggleSlider extends RelativeLayout {
     private SeekBar mSlider;
     private TextView mLabel;
 
+    private ToggleSlider mMirror;
+    private BrightnessMirrorController mMirrorController;
+
     public ToggleSlider(Context context) {
         this(context, null);
     }
@@ -72,6 +76,18 @@ public class ToggleSlider extends RelativeLayout {
         a.recycle();
     }
 
+    public void setMirror(ToggleSlider toggleSlider) {
+        mMirror = toggleSlider;
+        if (mMirror != null) {
+            mMirror.mToggle.setChecked(mToggle.isChecked());
+            mMirror.mSlider.setProgress(mSlider.getProgress());
+        }
+    }
+
+    public void setMirrorController(BrightnessMirrorController c) {
+        mMirrorController = c;
+    }
+
     @Override
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
@@ -109,6 +125,10 @@ public class ToggleSlider extends RelativeLayout {
                 mListener.onChanged(
                         ToggleSlider.this, mTracking, checked, mSlider.getProgress());
             }
+
+            if (mMirror != null) {
+                mMirror.mToggle.setChecked(checked);
+            }
         }
     };
 
@@ -119,6 +139,10 @@ public class ToggleSlider extends RelativeLayout {
                 mListener.onChanged(
                         ToggleSlider.this, mTracking, mToggle.isChecked(), progress);
             }
+
+            if (mMirror != null) {
+                mMirror.mSlider.setProgress(progress);
+            }
         }
 
         @Override
@@ -131,6 +155,15 @@ public class ToggleSlider extends RelativeLayout {
             }
 
             mToggle.setChecked(false);
+
+            if (mMirror != null) {
+                mMirror.mSlider.setPressed(true);
+            }
+
+            if (mMirrorController != null) {
+                mMirrorController.showMirror();
+                mMirrorController.setLocation((View) getParent());
+            }
         }
 
         @Override
@@ -141,6 +174,14 @@ public class ToggleSlider extends RelativeLayout {
                 mListener.onChanged(
                         ToggleSlider.this, mTracking, mToggle.isChecked(), mSlider.getProgress());
             }
+
+            if (mMirror != null) {
+                mMirror.mSlider.setPressed(false);
+            }
+
+            if (mMirrorController != null) {
+                mMirrorController.hideMirror();
+            }
         }
     };
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index ad60cc8..f8319c2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -133,6 +133,7 @@ import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.policy.BatteryController;
 import com.android.systemui.statusbar.policy.BatteryController.BatteryStateChangeCallback;
 import com.android.systemui.statusbar.policy.BluetoothControllerImpl;
+import com.android.systemui.statusbar.policy.BrightnessMirrorController;
 import com.android.systemui.statusbar.policy.CastControllerImpl;
 import com.android.systemui.statusbar.policy.FlashlightController;
 import com.android.systemui.statusbar.policy.HeadsUpNotificationView;
@@ -229,6 +230,7 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
     UserSwitcherController mUserSwitcherController;
     NextAlarmController mNextAlarmController;
     KeyguardMonitor mKeyguardMonitor;
+    BrightnessMirrorController mBrightnessMirrorController;
 
     int mNaturalBarHeight = -1;
     int mIconSize = -1;
@@ -819,6 +821,8 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
                     mSecurityController);
             mQSPanel.setHost(qsh);
             mQSPanel.setTiles(qsh.getTiles());
+            mBrightnessMirrorController = new BrightnessMirrorController(mStatusBarWindow);
+            mQSPanel.setBrightnessMirror(mBrightnessMirrorController);
             mHeader.setQSPanel(mQSPanel);
             qsh.setCallback(new QSTileHost.Callback() {
                 @Override
@@ -3048,6 +3052,9 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
         if (mHeadsUpNotificationView != null) {
             mHeadsUpNotificationView.updateResources();
         }
+        if (mBrightnessMirrorController != null) {
+            mBrightnessMirrorController.updateResources();
+        }
     }
 
     protected void loadDimens() {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BrightnessMirrorController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BrightnessMirrorController.java
new file mode 100644
index 0000000..7bd2e5c
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BrightnessMirrorController.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.systemui.statusbar.policy;
+
+import com.android.systemui.R;
+import com.android.systemui.statusbar.phone.PhoneStatusBar;
+import com.android.systemui.statusbar.phone.StatusBarWindowView;
+
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewPropertyAnimator;
+import android.widget.FrameLayout;
+
+/**
+ * Controls showing and hiding of the brightness mirror.
+ */
+public class BrightnessMirrorController {
+
+    public long TRANSITION_DURATION_OUT = 150;
+    public long TRANSITION_DURATION_IN = 200;
+
+    private final View mScrimBehind;
+    private final View mBrightnessMirror;
+    private final View mPanelHolder;
+    private final int[] mInt2Cache = new int[2];
+
+    public BrightnessMirrorController(StatusBarWindowView statusBarWindow) {
+        mScrimBehind = statusBarWindow.findViewById(R.id.scrim_behind);
+        mBrightnessMirror = statusBarWindow.findViewById(R.id.brightness_mirror);
+        mPanelHolder = statusBarWindow.findViewById(R.id.panel_holder);
+    }
+
+    public void showMirror() {
+        mBrightnessMirror.setVisibility(View.VISIBLE);
+        outAnimation(mScrimBehind.animate());
+        outAnimation(mPanelHolder.animate())
+                .withLayer();
+    }
+
+    public void hideMirror() {
+        inAnimation(mScrimBehind.animate());
+        inAnimation(mPanelHolder.animate())
+                .withLayer()
+                .withEndAction(new Runnable() {
+            @Override
+            public void run() {
+                mBrightnessMirror.setVisibility(View.GONE);
+            }
+        });
+    }
+
+    private ViewPropertyAnimator outAnimation(ViewPropertyAnimator a) {
+        return a.alpha(0.0f)
+                .setDuration(TRANSITION_DURATION_OUT)
+                .setInterpolator(PhoneStatusBar.ALPHA_OUT);
+    }
+    private ViewPropertyAnimator inAnimation(ViewPropertyAnimator a) {
+        return a.alpha(1.0f)
+                .setDuration(TRANSITION_DURATION_IN)
+                .setInterpolator(PhoneStatusBar.ALPHA_IN);
+    }
+
+
+    public void setLocation(View original) {
+        original.getLocationInWindow(mInt2Cache);
+        int originalY = mInt2Cache[1];
+        mBrightnessMirror.getLocationInWindow(mInt2Cache);
+        int mirrorY = mInt2Cache[1];
+
+        mBrightnessMirror.setTranslationY(mBrightnessMirror.getTranslationY()
+                + originalY - mirrorY);
+    }
+
+    public View getMirror() {
+        return mBrightnessMirror;
+    }
+
+    public void updateResources() {
+        FrameLayout.LayoutParams lp =
+                (FrameLayout.LayoutParams) mBrightnessMirror.getLayoutParams();
+        lp.width = mBrightnessMirror.getResources().getDimensionPixelSize(
+                R.dimen.notification_panel_width);
+        lp.gravity = mBrightnessMirror.getResources().getInteger(
+                R.integer.notification_panel_layout_gravity);
+        mBrightnessMirror.setLayoutParams(lp);
+
+        int padding = mBrightnessMirror.getResources().getDimensionPixelSize(
+                R.dimen.notification_side_padding);
+        mBrightnessMirror.setPadding(padding, mBrightnessMirror.getPaddingTop(),
+                padding, mBrightnessMirror.getPaddingBottom());
+    }
+}