com/android/systemui/shared/system/RemoteAnimationTargetCompat.java - platform/prebuilts/fullsdk/sources/android-31 - Git at Google

 /*
  * Copyright (C) 2018 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.shared.system;

 import static android.view.WindowManager.LayoutParams.INVALID_WINDOW_TYPE;
 import static android.view.WindowManager.TRANSIT_CHANGE;
 import static android.view.WindowManager.TRANSIT_CLOSE;
 import static android.view.WindowManager.TRANSIT_OPEN;
 import static android.view.WindowManager.TRANSIT_TO_BACK;
 import static android.view.WindowManager.TRANSIT_TO_FRONT;
 import static android.window.TransitionInfo.FLAG_IS_WALLPAPER;
 import static android.window.TransitionInfo.FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT;

 import android.annotation.NonNull;
 import android.annotation.SuppressLint;
 import android.app.ActivityManager;
 import android.app.WindowConfiguration;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.util.ArrayMap;
 import android.view.RemoteAnimationTarget;
 import android.view.SurfaceControl;
 import android.view.WindowManager;
 import android.window.TransitionInfo;

 import java.util.ArrayList;

 /**
  * @see RemoteAnimationTarget
  */
 public class RemoteAnimationTargetCompat {

     public static final int MODE_OPENING = RemoteAnimationTarget.MODE_OPENING;
     public static final int MODE_CLOSING = RemoteAnimationTarget.MODE_CLOSING;
     public static final int MODE_CHANGING = RemoteAnimationTarget.MODE_CHANGING;
     public final int mode;

     public static final int ACTIVITY_TYPE_UNDEFINED = WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;
     public static final int ACTIVITY_TYPE_STANDARD = WindowConfiguration.ACTIVITY_TYPE_STANDARD;
     public static final int ACTIVITY_TYPE_HOME = WindowConfiguration.ACTIVITY_TYPE_HOME;
     public static final int ACTIVITY_TYPE_RECENTS = WindowConfiguration.ACTIVITY_TYPE_RECENTS;
     public static final int ACTIVITY_TYPE_ASSISTANT = WindowConfiguration.ACTIVITY_TYPE_ASSISTANT;
     public final int activityType;

     public final int taskId;
     public final SurfaceControlCompat leash;
     public final boolean isTranslucent;
     public final Rect clipRect;
     public final int prefixOrderIndex;
     public final Point position;
     public final Rect localBounds;
     public final Rect sourceContainerBounds;
     public final Rect screenSpaceBounds;
     public final boolean isNotInRecents;
     public final Rect contentInsets;
     public final ActivityManager.RunningTaskInfo taskInfo;
     public final int rotationChange;
     public final int windowType;

     private final SurfaceControl mStartLeash;

     public RemoteAnimationTargetCompat(RemoteAnimationTarget app) {
         taskId = app.taskId;
         mode = app.mode;
         leash = new SurfaceControlCompat(app.leash);
         isTranslucent = app.isTranslucent;
         clipRect = app.clipRect;
         position = app.position;
         localBounds = app.localBounds;
         sourceContainerBounds = app.sourceContainerBounds;
         screenSpaceBounds = app.screenSpaceBounds;
         prefixOrderIndex = app.prefixOrderIndex;
         isNotInRecents = app.isNotInRecents;
         contentInsets = app.contentInsets;
         activityType = app.windowConfiguration.getActivityType();
         taskInfo = app.taskInfo;
         rotationChange = 0;

         mStartLeash = app.startLeash;
         windowType = app.windowType;
     }

     private static int newModeToLegacyMode(int newMode) {
         switch (newMode) {
             case WindowManager.TRANSIT_OPEN:
             case WindowManager.TRANSIT_TO_FRONT:
                 return MODE_OPENING;
             case WindowManager.TRANSIT_CLOSE:
             case WindowManager.TRANSIT_TO_BACK:
                 return MODE_CLOSING;
             default:
                 return 2; // MODE_CHANGING
         }
     }


     /**
      * Almost a copy of Transitions#setupStartState.
      * TODO: remove when there is proper cross-process transaction sync.
      */
     @SuppressLint("NewApi")
     private static void setupLeash(@NonNull SurfaceControl leash,
             @NonNull TransitionInfo.Change change, int layer,
             @NonNull TransitionInfo info, @NonNull SurfaceControl.Transaction t) {
         boolean isOpening = info.getType() == TRANSIT_OPEN || info.getType() == TRANSIT_TO_FRONT;
         // Put animating stuff above this line and put static stuff below it.
         int zSplitLine = info.getChanges().size();
         // changes should be ordered top-to-bottom in z
         final int mode = change.getMode();

         // Don't move anything that isn't independent within its parents
         if (!TransitionInfo.isIndependent(change, info)) {
             if (mode == TRANSIT_OPEN || mode == TRANSIT_TO_FRONT || mode == TRANSIT_CHANGE) {
                 t.show(leash);
                 t.setPosition(leash, change.getEndRelOffset().x, change.getEndRelOffset().y);
             }
             return;
         }

         boolean hasParent = change.getParent() != null;

         if (!hasParent) {
             t.reparent(leash, info.getRootLeash());
             t.setPosition(leash, change.getStartAbsBounds().left - info.getRootOffset().x,
                     change.getStartAbsBounds().top - info.getRootOffset().y);
         }
         t.show(leash);
         // Put all the OPEN/SHOW on top
         if (mode == TRANSIT_OPEN || mode == TRANSIT_TO_FRONT) {
             if (isOpening) {
                 t.setLayer(leash, zSplitLine + info.getChanges().size() - layer);
                 if ((change.getFlags() & FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT) == 0) {
                     // if transferred, it should be left visible.
                     t.setAlpha(leash, 0.f);
                 }
             } else {
                 // put on bottom and leave it visible
                 t.setLayer(leash, zSplitLine - layer);
             }
         } else if (mode == TRANSIT_CLOSE || mode == TRANSIT_TO_BACK) {
             if (isOpening) {
                 // put on bottom and leave visible
                 t.setLayer(leash, zSplitLine - layer);
             } else {
                 // put on top
                 t.setLayer(leash, zSplitLine + info.getChanges().size() - layer);
             }
         } else { // CHANGE
             t.setLayer(leash, zSplitLine + info.getChanges().size() - layer);
         }
     }

     @SuppressLint("NewApi")
     private static SurfaceControl createLeash(TransitionInfo info, TransitionInfo.Change change,
             int order, SurfaceControl.Transaction t) {
         // TODO: once we can properly sync transactions across process, then get rid of this leash.
         if (change.getParent() != null && (change.getFlags() & FLAG_IS_WALLPAPER) != 0) {
             // Special case for wallpaper atm. Normally these are left alone; but, a quirk of
             // making leashes means we have to handle them specially.
             return change.getLeash();
         }
         SurfaceControl leashSurface = new SurfaceControl.Builder()
                 .setName(change.getLeash().toString() + "_transition-leash")
                 .setContainerLayer().setParent(change.getParent() == null ? info.getRootLeash()
                         : info.getChange(change.getParent()).getLeash()).build();
         // Copied Transitions setup code (which expects bottom-to-top order, so we swap here)
         setupLeash(leashSurface, change, info.getChanges().size() - order, info, t);
         t.reparent(change.getLeash(), leashSurface);
         t.setAlpha(change.getLeash(), 1.0f);
         t.show(change.getLeash());
         t.setPosition(change.getLeash(), 0, 0);
         t.setLayer(change.getLeash(), 0);
         return leashSurface;
     }

     public RemoteAnimationTargetCompat(TransitionInfo.Change change, int order,
             TransitionInfo info, SurfaceControl.Transaction t) {
         taskId = change.getTaskInfo() != null ? change.getTaskInfo().taskId : -1;
         mode = newModeToLegacyMode(change.getMode());

         // TODO: once we can properly sync transactions across process, then get rid of this leash.
         leash = new SurfaceControlCompat(createLeash(info, change, order, t));

         isTranslucent = (change.getFlags() & TransitionInfo.FLAG_TRANSLUCENT) != 0
                 || (change.getFlags() & TransitionInfo.FLAG_SHOW_WALLPAPER) != 0;
         clipRect = null;
         position = null;
         localBounds = new Rect(change.getEndAbsBounds());
         localBounds.offsetTo(change.getEndRelOffset().x, change.getEndRelOffset().y);
         sourceContainerBounds = null;
         screenSpaceBounds = new Rect(change.getEndAbsBounds());
         prefixOrderIndex = order;
         // TODO(shell-transitions): I guess we need to send content insets? evaluate how its used.
         contentInsets = new Rect(0, 0, 0, 0);
         if (change.getTaskInfo() != null) {
             isNotInRecents = !change.getTaskInfo().isRunning;
             activityType = change.getTaskInfo().getActivityType();
         } else {
             isNotInRecents = true;
             activityType = ACTIVITY_TYPE_UNDEFINED;
         }
         taskInfo = change.getTaskInfo();
         mStartLeash = null;
         rotationChange = change.getEndRotation() - change.getStartRotation();
         windowType = INVALID_WINDOW_TYPE;
     }

     public static RemoteAnimationTargetCompat[] wrap(RemoteAnimationTarget[] apps) {
         final int length = apps != null ? apps.length : 0;
         final RemoteAnimationTargetCompat[] appsCompat = new RemoteAnimationTargetCompat[length];
         for (int i = 0; i < length; i++) {
             appsCompat[i] = new RemoteAnimationTargetCompat(apps[i]);
         }
         return appsCompat;
     }

     /**
      * Represents a TransitionInfo object as an array of old-style targets
      *
      * @param wallpapers If true, this will return wallpaper targets; otherwise it returns
      *                   non-wallpaper targets.
      * @param leashMap Temporary map of change leash -> launcher leash. Is an output, so should be
      *                 populated by this function. If null, it is ignored.
      */
     public static RemoteAnimationTargetCompat[] wrap(TransitionInfo info, boolean wallpapers,
             SurfaceControl.Transaction t, ArrayMap<SurfaceControl, SurfaceControl> leashMap) {
         final ArrayList<RemoteAnimationTargetCompat> out = new ArrayList<>();
         for (int i = 0; i < info.getChanges().size(); i++) {
             boolean changeIsWallpaper =
                     (info.getChanges().get(i).getFlags() & TransitionInfo.FLAG_IS_WALLPAPER) != 0;
             if (wallpapers != changeIsWallpaper) continue;
             out.add(new RemoteAnimationTargetCompat(info.getChanges().get(i),
                     info.getChanges().size() - i, info, t));
             if (leashMap == null) continue;
             leashMap.put(info.getChanges().get(i).getLeash(),
                     out.get(out.size() - 1).leash.mSurfaceControl);
         }
         return out.toArray(new RemoteAnimationTargetCompat[out.size()]);
     }

     /**
      * @see SurfaceControl#release()
      */
     public void release() {
         leash.mSurfaceControl.release();
         if (mStartLeash != null) {
             mStartLeash.release();
         }
     }
 }
	/*
	* Copyright (C) 2018 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.shared.system;

	import static android.view.WindowManager.LayoutParams.INVALID_WINDOW_TYPE;
	import static android.view.WindowManager.TRANSIT_CHANGE;
	import static android.view.WindowManager.TRANSIT_CLOSE;
	import static android.view.WindowManager.TRANSIT_OPEN;
	import static android.view.WindowManager.TRANSIT_TO_BACK;
	import static android.view.WindowManager.TRANSIT_TO_FRONT;
	import static android.window.TransitionInfo.FLAG_IS_WALLPAPER;
	import static android.window.TransitionInfo.FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT;

	import android.annotation.NonNull;
	import android.annotation.SuppressLint;
	import android.app.ActivityManager;
	import android.app.WindowConfiguration;
	import android.graphics.Point;
	import android.graphics.Rect;
	import android.util.ArrayMap;
	import android.view.RemoteAnimationTarget;
	import android.view.SurfaceControl;
	import android.view.WindowManager;
	import android.window.TransitionInfo;

	import java.util.ArrayList;

	/**
	* @see RemoteAnimationTarget
	*/
	public class RemoteAnimationTargetCompat {

	public static final int MODE_OPENING = RemoteAnimationTarget.MODE_OPENING;
	public static final int MODE_CLOSING = RemoteAnimationTarget.MODE_CLOSING;
	public static final int MODE_CHANGING = RemoteAnimationTarget.MODE_CHANGING;
	public final int mode;

	public static final int ACTIVITY_TYPE_UNDEFINED = WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;
	public static final int ACTIVITY_TYPE_STANDARD = WindowConfiguration.ACTIVITY_TYPE_STANDARD;
	public static final int ACTIVITY_TYPE_HOME = WindowConfiguration.ACTIVITY_TYPE_HOME;
	public static final int ACTIVITY_TYPE_RECENTS = WindowConfiguration.ACTIVITY_TYPE_RECENTS;
	public static final int ACTIVITY_TYPE_ASSISTANT = WindowConfiguration.ACTIVITY_TYPE_ASSISTANT;
	public final int activityType;

	public final int taskId;
	public final SurfaceControlCompat leash;
	public final boolean isTranslucent;
	public final Rect clipRect;
	public final int prefixOrderIndex;
	public final Point position;
	public final Rect localBounds;
	public final Rect sourceContainerBounds;
	public final Rect screenSpaceBounds;
	public final boolean isNotInRecents;
	public final Rect contentInsets;
	public final ActivityManager.RunningTaskInfo taskInfo;
	public final int rotationChange;
	public final int windowType;

	private final SurfaceControl mStartLeash;

	public RemoteAnimationTargetCompat(RemoteAnimationTarget app) {
	taskId = app.taskId;
	mode = app.mode;
	leash = new SurfaceControlCompat(app.leash);
	isTranslucent = app.isTranslucent;
	clipRect = app.clipRect;
	position = app.position;
	localBounds = app.localBounds;
	sourceContainerBounds = app.sourceContainerBounds;
	screenSpaceBounds = app.screenSpaceBounds;
	prefixOrderIndex = app.prefixOrderIndex;
	isNotInRecents = app.isNotInRecents;
	contentInsets = app.contentInsets;
	activityType = app.windowConfiguration.getActivityType();
	taskInfo = app.taskInfo;
	rotationChange = 0;

	mStartLeash = app.startLeash;
	windowType = app.windowType;
	}

	private static int newModeToLegacyMode(int newMode) {
	switch (newMode) {
	case WindowManager.TRANSIT_OPEN:
	case WindowManager.TRANSIT_TO_FRONT:
	return MODE_OPENING;
	case WindowManager.TRANSIT_CLOSE:
	case WindowManager.TRANSIT_TO_BACK:
	return MODE_CLOSING;
	default:
	return 2; // MODE_CHANGING
	}
	}


	/**
	* Almost a copy of Transitions#setupStartState.
	* TODO: remove when there is proper cross-process transaction sync.
	*/
	@SuppressLint("NewApi")
	private static void setupLeash(@NonNull SurfaceControl leash,
	@NonNull TransitionInfo.Change change, int layer,
	@NonNull TransitionInfo info, @NonNull SurfaceControl.Transaction t) {
	boolean isOpening = info.getType() == TRANSIT_OPEN \|\| info.getType() == TRANSIT_TO_FRONT;
	// Put animating stuff above this line and put static stuff below it.
	int zSplitLine = info.getChanges().size();
	// changes should be ordered top-to-bottom in z
	final int mode = change.getMode();

	// Don't move anything that isn't independent within its parents
	if (!TransitionInfo.isIndependent(change, info)) {
	if (mode == TRANSIT_OPEN \|\| mode == TRANSIT_TO_FRONT \|\| mode == TRANSIT_CHANGE) {
	t.show(leash);
	t.setPosition(leash, change.getEndRelOffset().x, change.getEndRelOffset().y);
	}
	return;
	}

	boolean hasParent = change.getParent() != null;

	if (!hasParent) {
	t.reparent(leash, info.getRootLeash());
	t.setPosition(leash, change.getStartAbsBounds().left - info.getRootOffset().x,
	change.getStartAbsBounds().top - info.getRootOffset().y);
	}
	t.show(leash);
	// Put all the OPEN/SHOW on top
	if (mode == TRANSIT_OPEN \|\| mode == TRANSIT_TO_FRONT) {
	if (isOpening) {
	t.setLayer(leash, zSplitLine + info.getChanges().size() - layer);
	if ((change.getFlags() & FLAG_STARTING_WINDOW_TRANSFER_RECIPIENT) == 0) {
	// if transferred, it should be left visible.
	t.setAlpha(leash, 0.f);
	}
	} else {
	// put on bottom and leave it visible
	t.setLayer(leash, zSplitLine - layer);
	}
	} else if (mode == TRANSIT_CLOSE \|\| mode == TRANSIT_TO_BACK) {
	if (isOpening) {
	// put on bottom and leave visible
	t.setLayer(leash, zSplitLine - layer);
	} else {
	// put on top
	t.setLayer(leash, zSplitLine + info.getChanges().size() - layer);
	}
	} else { // CHANGE
	t.setLayer(leash, zSplitLine + info.getChanges().size() - layer);
	}
	}

	@SuppressLint("NewApi")
	private static SurfaceControl createLeash(TransitionInfo info, TransitionInfo.Change change,
	int order, SurfaceControl.Transaction t) {
	// TODO: once we can properly sync transactions across process, then get rid of this leash.
	if (change.getParent() != null && (change.getFlags() & FLAG_IS_WALLPAPER) != 0) {
	// Special case for wallpaper atm. Normally these are left alone; but, a quirk of
	// making leashes means we have to handle them specially.
	return change.getLeash();
	}
	SurfaceControl leashSurface = new SurfaceControl.Builder()
	.setName(change.getLeash().toString() + "_transition-leash")
	.setContainerLayer().setParent(change.getParent() == null ? info.getRootLeash()
	: info.getChange(change.getParent()).getLeash()).build();
	// Copied Transitions setup code (which expects bottom-to-top order, so we swap here)
	setupLeash(leashSurface, change, info.getChanges().size() - order, info, t);
	t.reparent(change.getLeash(), leashSurface);
	t.setAlpha(change.getLeash(), 1.0f);
	t.show(change.getLeash());
	t.setPosition(change.getLeash(), 0, 0);
	t.setLayer(change.getLeash(), 0);
	return leashSurface;
	}

	public RemoteAnimationTargetCompat(TransitionInfo.Change change, int order,
	TransitionInfo info, SurfaceControl.Transaction t) {
	taskId = change.getTaskInfo() != null ? change.getTaskInfo().taskId : -1;
	mode = newModeToLegacyMode(change.getMode());

	// TODO: once we can properly sync transactions across process, then get rid of this leash.
	leash = new SurfaceControlCompat(createLeash(info, change, order, t));

	isTranslucent = (change.getFlags() & TransitionInfo.FLAG_TRANSLUCENT) != 0
	\|\| (change.getFlags() & TransitionInfo.FLAG_SHOW_WALLPAPER) != 0;
	clipRect = null;
	position = null;
	localBounds = new Rect(change.getEndAbsBounds());
	localBounds.offsetTo(change.getEndRelOffset().x, change.getEndRelOffset().y);
	sourceContainerBounds = null;
	screenSpaceBounds = new Rect(change.getEndAbsBounds());
	prefixOrderIndex = order;
	// TODO(shell-transitions): I guess we need to send content insets? evaluate how its used.
	contentInsets = new Rect(0, 0, 0, 0);
	if (change.getTaskInfo() != null) {
	isNotInRecents = !change.getTaskInfo().isRunning;
	activityType = change.getTaskInfo().getActivityType();
	} else {
	isNotInRecents = true;
	activityType = ACTIVITY_TYPE_UNDEFINED;
	}
	taskInfo = change.getTaskInfo();
	mStartLeash = null;
	rotationChange = change.getEndRotation() - change.getStartRotation();
	windowType = INVALID_WINDOW_TYPE;
	}

	public static RemoteAnimationTargetCompat[] wrap(RemoteAnimationTarget[] apps) {
	final int length = apps != null ? apps.length : 0;
	final RemoteAnimationTargetCompat[] appsCompat = new RemoteAnimationTargetCompat[length];
	for (int i = 0; i < length; i++) {
	appsCompat[i] = new RemoteAnimationTargetCompat(apps[i]);
	}
	return appsCompat;
	}

	/**
	* Represents a TransitionInfo object as an array of old-style targets
	*
	* @param wallpapers If true, this will return wallpaper targets; otherwise it returns
	* non-wallpaper targets.
	* @param leashMap Temporary map of change leash -> launcher leash. Is an output, so should be
	* populated by this function. If null, it is ignored.
	*/
	public static RemoteAnimationTargetCompat[] wrap(TransitionInfo info, boolean wallpapers,
	SurfaceControl.Transaction t, ArrayMap<SurfaceControl, SurfaceControl> leashMap) {
	final ArrayList<RemoteAnimationTargetCompat> out = new ArrayList<>();
	for (int i = 0; i < info.getChanges().size(); i++) {
	boolean changeIsWallpaper =
	(info.getChanges().get(i).getFlags() & TransitionInfo.FLAG_IS_WALLPAPER) != 0;
	if (wallpapers != changeIsWallpaper) continue;
	out.add(new RemoteAnimationTargetCompat(info.getChanges().get(i),
	info.getChanges().size() - i, info, t));
	if (leashMap == null) continue;
	leashMap.put(info.getChanges().get(i).getLeash(),
	out.get(out.size() - 1).leash.mSurfaceControl);
	}
	return out.toArray(new RemoteAnimationTargetCompat[out.size()]);
	}

	/**
	* @see SurfaceControl#release()
	*/
	public void release() {
	leash.mSurfaceControl.release();
	if (mStartLeash != null) {
	mStartLeash.release();
	}
	}
	}