Merge changes Ib3e373c2,Ia5d6f545 into ub-launcher3-qt-r1-dev

am: 1343f03e2e

Change-Id: Ie3f4c2c15e331c84f0f048c6337ae4e58111ec56

9 files changed, 81 insertions, 43 deletions

diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java
index 311db2193..425fb1399 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/AppsDividerView.java
@@ -31,6 +31,9 @@ import android.util.AttributeSet;
 import android.view.View;
 import android.view.animation.Interpolator;
 
+import androidx.annotation.ColorInt;
+import androidx.core.content.ContextCompat;
+
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
@@ -41,9 +44,6 @@ import com.android.launcher3.allapps.FloatingHeaderView;
 import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.util.Themes;
 
-import androidx.annotation.ColorInt;
-import androidx.core.content.ContextCompat;
-
 /**
  * A view which shows a horizontal divider
  */
@@ -288,10 +288,10 @@ public class AppsDividerView extends View implements LauncherStateManager.StateL
     }
 
     @Override
-    public void setContentVisibility(boolean hasHeaderExtra, boolean hasContent,
-            PropertySetter setter, Interpolator fadeInterpolator) {
+    public void setContentVisibility(boolean hasHeaderExtra, boolean hasAllAppsContent,
+            PropertySetter setter, Interpolator headerFade, Interpolator allAppsFade) {
         // Don't use setViewAlpha as we want to control the visibility ourselves.
-        setter.setFloat(this, ALPHA, hasContent ? 1 : 0, fadeInterpolator);
+        setter.setFloat(this, ALPHA, hasAllAppsContent ? 1 : 0, allAppsFade);
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
index cb5cbddd4..b406bec82 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/appprediction/PredictionRowView.java
@@ -32,6 +32,9 @@ import android.view.View;
 import android.view.animation.Interpolator;
 import android.widget.LinearLayout;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.DeviceProfile;
@@ -62,9 +65,6 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
 @TargetApi(Build.VERSION_CODES.P)
 public class PredictionRowView extends LinearLayout implements
         LogContainerProvider, OnDeviceProfileChangeListener, FloatingHeaderRow {
@@ -103,6 +103,8 @@ public class PredictionRowView extends LinearLayout implements
 
     private final int mIconTextColor;
     private final int mIconFullTextAlpha;
+    private int mIconLastSetTextAlpha;
+    // Might use mIconFullTextAlpha instead of mIconLastSetTextAlpha if we are translucent.
     private int mIconCurrentTextAlpha;
 
     private FloatingHeaderView mParent;
@@ -315,8 +317,14 @@ public class PredictionRowView extends LinearLayout implements
         }
     }
 
-    public void setTextAlpha(int alpha) {
-        mIconCurrentTextAlpha = alpha;
+    public void setTextAlpha(int textAlpha) {
+        mIconLastSetTextAlpha = textAlpha;
+        if (getAlpha() < 1 && textAlpha > 0) {
+            // If the entire header is translucent, make sure the text is at full opacity so it's
+            // not double-translucent. However, we support keeping the text invisible (alpha == 0).
+            textAlpha = mIconFullTextAlpha;
+        }
+        mIconCurrentTextAlpha = textAlpha;
         int iconColor = setColorAlphaBound(mIconTextColor, mIconCurrentTextAlpha);
         for (int i = 0; i < getChildCount(); i++) {
             ((BubbleTextView) getChildAt(i)).setTextColor(iconColor);
@@ -324,6 +332,13 @@ public class PredictionRowView extends LinearLayout implements
     }
 
     @Override
+    public void setAlpha(float alpha) {
+        super.setAlpha(alpha);
+        // Reapply text alpha so that we update it to be full alpha if the row is now translucent.
+        setTextAlpha(mIconLastSetTextAlpha);
+    }
+
+    @Override
     public boolean hasOverlappingRendering() {
         return false;
     }
@@ -351,23 +366,15 @@ public class PredictionRowView extends LinearLayout implements
     }
 
     @Override
-    public void setContentVisibility(boolean hasHeaderExtra, boolean hasContent,
-            PropertySetter setter, Interpolator fadeInterpolator) {
-        boolean isDrawn = getAlpha() > 0;
-        int textAlpha = hasHeaderExtra
-                ? (hasContent ? mIconFullTextAlpha : 0) // Text follows the content visibility
-                : mIconCurrentTextAlpha; // Leave as before
-        if (!isDrawn) {
-            // If the header is not drawn, no need to animate the text alpha
-            setTextAlpha(textAlpha);
-        } else {
-            setter.setInt(this, TEXT_ALPHA, textAlpha, fadeInterpolator);
-        }
-
+    public void setContentVisibility(boolean hasHeaderExtra, boolean hasAllAppsContent,
+            PropertySetter setter, Interpolator headerFade, Interpolator allAppsFade) {
+        // Text follows all apps visibility
+        int textAlpha = hasHeaderExtra && hasAllAppsContent ? mIconFullTextAlpha : 0;
+        setter.setInt(this, TEXT_ALPHA, textAlpha, allAppsFade);
         setter.setFloat(mOverviewScrollFactor, AnimatedFloat.VALUE,
-                (hasHeaderExtra && !hasContent) ? 1 : 0, LINEAR);
+                (hasHeaderExtra && !hasAllAppsContent) ? 1 : 0, LINEAR);
         setter.setFloat(mContentAlphaFactor, AnimatedFloat.VALUE, hasHeaderExtra ? 1 : 0,
-                fadeInterpolator);
+                headerFade);
     }
 
     @Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java
index c95476283..427206a65 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java
@@ -15,7 +15,9 @@
  */
 package com.android.launcher3.uioverrides.states;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_FADE;
+import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_SCRIM_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_TRANSLATE_X;
+import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
 import static com.android.launcher3.anim.Interpolators.INSTANT;
 import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_7;
 
@@ -43,6 +45,7 @@ public class OverviewPeekState extends OverviewState {
         if (this == OVERVIEW_PEEK && fromState == NORMAL) {
             builder.setInterpolator(ANIM_OVERVIEW_FADE, INSTANT);
             builder.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, OVERSHOOT_1_7);
+            builder.setInterpolator(ANIM_OVERVIEW_SCRIM_FADE, FAST_OUT_SLOW_IN);
         }
     }
 }
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 5543860ee..151ceb834 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -43,7 +43,6 @@ import com.android.launcher3.R;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.allapps.DiscoveryBounce;
 import com.android.launcher3.anim.AnimatorSetBuilder;
-import com.android.launcher3.uioverrides.UiFactory;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.quickstep.SysUINavigationMode;
@@ -128,14 +127,15 @@ public class OverviewState extends LauncherState {
         if (launcher.getDeviceProfile().isVerticalBarLayout()) {
             return VERTICAL_SWIPE_INDICATOR | RECENTS_CLEAR_ALL_BUTTON;
         } else {
+            boolean hasAllAppsHeaderExtra = launcher.getAppsView() != null
+                    && launcher.getAppsView().getFloatingHeaderView().hasVisibleContent();
             return HOTSEAT_SEARCH_BOX | VERTICAL_SWIPE_INDICATOR | RECENTS_CLEAR_ALL_BUTTON |
-                    (launcher.getAppsView().getFloatingHeaderView().hasVisibleContent()
-                            ? ALL_APPS_HEADER_EXTRA : HOTSEAT_ICONS);
+                    (hasAllAppsHeaderExtra ? ALL_APPS_HEADER_EXTRA : HOTSEAT_ICONS);
         }
     }
 
     @Override
-    public float getWorkspaceScrimAlpha(Launcher launcher) {
+    public float getOverviewScrimAlpha(Launcher launcher) {
         return 0.5f;
     }
 
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
index f06b8a910..ab346c059 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
@@ -23,13 +23,17 @@ import static com.android.launcher3.LauncherState.OVERVIEW;
 import static com.android.launcher3.LauncherState.OVERVIEW_PEEK;
 import static com.android.launcher3.LauncherStateManager.ANIM_ALL;
 import static com.android.launcher3.LauncherStateManager.ATOMIC_OVERVIEW_PEEK_COMPONENT;
+import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_ALL_APPS_FADE;
+import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_ALL_APPS_HEADER_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_HOTSEAT_SCALE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_HOTSEAT_TRANSLATE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_VERTICAL_PROGRESS;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_SCALE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_WORKSPACE_TRANSLATE;
+import static com.android.launcher3.anim.Interpolators.ACCEL;
 import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_OVERVIEW_DISABLED;
 
@@ -43,6 +47,7 @@ import android.view.ViewConfiguration;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.anim.AnimatorSetBuilder;
+import com.android.launcher3.anim.Interpolators;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
 import com.android.quickstep.OverviewInteractionState;
 import com.android.quickstep.util.MotionPauseDetector;
@@ -102,6 +107,9 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
                 mPeekAnim.start();
                 recentsView.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY,
                         HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
+
+                mLauncher.getDragLayer().getScrim().animateToSysuiMultiplier(isPaused ? 0 : 1,
+                        peekDuration, 0);
             });
         }
     }
@@ -120,6 +128,13 @@ public class FlingAndHoldTouchController extends PortraitStatesTouchController {
             LauncherState toState) {
         if (fromState == NORMAL && toState == ALL_APPS) {
             AnimatorSetBuilder builder = new AnimatorSetBuilder();
+            // Fade in prediction icons quickly, then rest of all apps after reaching overview.
+            float progressToReachOverview = NORMAL.getVerticalProgress(mLauncher)
+                    - OVERVIEW.getVerticalProgress(mLauncher);
+            builder.setInterpolator(ANIM_ALL_APPS_HEADER_FADE, Interpolators.clampToProgress(ACCEL,
+                    0, ALL_APPS_CONTENT_FADE_THRESHOLD));
+            builder.setInterpolator(ANIM_ALL_APPS_FADE, Interpolators.clampToProgress(LINEAR,
+                    progressToReachOverview, 1));
 
             // Get workspace out of the way quickly, to prepare for potential pause.
             builder.setInterpolator(ANIM_WORKSPACE_SCALE, DEACCEL_3);
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
index 1705c9712..1069bed59 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/StaggeredWorkspaceAnim.java
@@ -15,6 +15,11 @@
  */
 package com.android.quickstep.util;
 
+import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_Y;
+import static com.android.launcher3.LauncherState.BACKGROUND_APP;
+import static com.android.launcher3.LauncherState.NORMAL;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+
 import android.animation.Animator;
 import android.animation.Animator.AnimatorListener;
 import android.animation.AnimatorListenerAdapter;
@@ -35,15 +40,11 @@ import com.android.launcher3.Workspace;
 import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.anim.PropertySetter;
 import com.android.launcher3.anim.SpringObjectAnimator;
+import com.android.launcher3.graphics.OverviewScrim;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_Y;
-import static com.android.launcher3.LauncherState.BACKGROUND_APP;
-import static com.android.launcher3.LauncherState.NORMAL;
-import static com.android.launcher3.anim.Interpolators.LINEAR;
-
 /**
  * Creates an animation where all the workspace items are moved into their final location,
  * staggered row by row from the bottom up.
@@ -122,8 +123,8 @@ public class StaggeredWorkspaceAnim {
             addStaggeredAnimationForView(qsb, grid.inv.numRows + 2, totalRows);
         }
 
-        addWorkspaceScrimAnimationForState(launcher, BACKGROUND_APP, 0);
-        addWorkspaceScrimAnimationForState(launcher, NORMAL, ALPHA_DURATION_MS);
+        addScrimAnimationForState(launcher, BACKGROUND_APP, 0);
+        addScrimAnimationForState(launcher, NORMAL, ALPHA_DURATION_MS);
 
         AnimatorListener resetClipListener = new AnimatorListenerAdapter() {
             int numAnimations = mAnimators.size();
@@ -191,13 +192,17 @@ public class StaggeredWorkspaceAnim {
         mAnimators.add(alpha);
     }
 
-    private void addWorkspaceScrimAnimationForState(Launcher launcher, LauncherState state,
-            long duration) {
+    private void addScrimAnimationForState(Launcher launcher, LauncherState state, long duration) {
         AnimatorSetBuilder scrimAnimBuilder = new AnimatorSetBuilder();
         AnimationConfig scrimAnimConfig = new AnimationConfig();
         scrimAnimConfig.duration = duration;
         PropertySetter scrimPropertySetter = scrimAnimConfig.getPropertySetter(scrimAnimBuilder);
         launcher.getWorkspace().getStateTransitionAnimation().setScrim(scrimPropertySetter, state);
         mAnimators.add(scrimAnimBuilder.build());
+        Animator fadeOverviewScrim = ObjectAnimator.ofFloat(
+                launcher.getDragLayer().getOverviewScrim(), OverviewScrim.SCRIM_PROGRESS,
+                state.getOverviewScrimAlpha(launcher));
+        fadeOverviewScrim.setDuration(duration);
+        mAnimators.add(fadeOverviewScrim);
     }
 }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
index f0204b9ba..174e49b8d 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
@@ -19,16 +19,20 @@ package com.android.launcher3.uioverrides;
 import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_SCALE;
+import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_SCRIM_FADE;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_TRANSLATE_X;
 import static com.android.launcher3.anim.AnimatorSetBuilder.ANIM_OVERVIEW_TRANSLATE_Y;
 import static com.android.launcher3.anim.AnimatorSetBuilder.FLAG_DONT_ANIMATE_OVERVIEW;
 import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE_IN_OUT;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
+import static com.android.launcher3.graphics.Scrim.SCRIM_PROGRESS;
 
 import android.util.FloatProperty;
 import android.view.View;
 import android.view.animation.Interpolator;
 
+import androidx.annotation.NonNull;
+
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.LauncherState.ScaleAndTranslation;
@@ -36,8 +40,7 @@ import com.android.launcher3.LauncherStateManager.AnimationConfig;
 import com.android.launcher3.LauncherStateManager.StateHandler;
 import com.android.launcher3.anim.AnimatorSetBuilder;
 import com.android.launcher3.anim.PropertySetter;
-
-import androidx.annotation.NonNull;
+import com.android.launcher3.graphics.OverviewScrim;
 
 /**
  * State handler for recents view. Manages UI changes and animations for recents view based off the
@@ -67,6 +70,8 @@ public abstract class BaseRecentsViewStateController<T extends View>
         mRecentsView.setTranslationX(translationX);
         mRecentsView.setTranslationY(scaleAndTranslation.translationY);
         getContentAlphaProperty().set(mRecentsView, state.overviewUi ? 1f : 0);
+        OverviewScrim scrim = mLauncher.getDragLayer().getOverviewScrim();
+        SCRIM_PROGRESS.set(scrim, state.getOverviewScrimAlpha(mLauncher));
     }
 
     @Override
@@ -110,6 +115,9 @@ public abstract class BaseRecentsViewStateController<T extends View>
                 translateYInterpolator);
         setter.setFloat(mRecentsView, getContentAlphaProperty(), toState.overviewUi ? 1 : 0,
                 builder.getInterpolator(ANIM_OVERVIEW_FADE, AGGRESSIVE_EASE_IN_OUT));
+        OverviewScrim scrim = mLauncher.getDragLayer().getOverviewScrim();
+        setter.setFloat(scrim, SCRIM_PROGRESS, toState.getOverviewScrimAlpha(mLauncher),
+                builder.getInterpolator(ANIM_OVERVIEW_SCRIM_FADE, LINEAR));
     }
 
     /**
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java
index 109d751c4..a55f36b78 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/PortraitStatesTouchController.java
@@ -62,7 +62,7 @@ public class PortraitStatesTouchController extends AbstractStateChangeTouchContr
     /**
      * The progress at which all apps content will be fully visible when swiping up from overview.
      */
-    private static final float ALL_APPS_CONTENT_FADE_THRESHOLD = 0.08f;
+    protected static final float ALL_APPS_CONTENT_FADE_THRESHOLD = 0.08f;
 
     /**
      * The progress at which recents will begin fading out when swiping up from overview.
diff --git a/quickstep/src/com/android/quickstep/views/ShelfScrimView.java b/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
index 5a2f5c162..3747f9a8b 100644
--- a/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
+++ b/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
@@ -98,7 +98,7 @@ public class ShelfScrimView extends ScrimView implements NavigationModeChangeLis
 
     public ShelfScrimView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        mMaxScrimAlpha = Math.round(OVERVIEW.getWorkspaceScrimAlpha(mLauncher) * 255);
+        mMaxScrimAlpha = Math.round(OVERVIEW.getOverviewScrimAlpha(mLauncher) * 255);
 
         mEndAlpha = Color.alpha(mEndScrim);
         mRadius = BOTTOM_CORNER_RADIUS_RATIO * Themes.getDialogCornerRadius(context);