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/*
* 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.recents.views;
import android.animation.ValueAnimator;
import android.graphics.Rect;
import com.android.systemui.recents.misc.ReferenceCountedTrigger;
/* Common code related to view animations */
public class ViewAnimation {
/* The animation context for a task view animation into Recents */
public static class TaskViewEnterContext {
// A trigger to run some logic when all the animations complete. This works around the fact
// that it is difficult to coordinate ViewPropertyAnimators
public ReferenceCountedTrigger postAnimationTrigger;
// An update listener to notify as the enter animation progresses (used for the home transition)
ValueAnimator.AnimatorUpdateListener updateListener;
// These following properties are updated for each task view we start the enter animation on
// Whether or not the current task occludes the launch target
boolean currentTaskOccludesLaunchTarget;
// The task rect for the current stack
Rect currentTaskRect;
// The transform of the current task view
TaskViewTransform currentTaskTransform;
// The view index of the current task view
int currentStackViewIndex;
// The total number of task views
int currentStackViewCount;
public TaskViewEnterContext(ReferenceCountedTrigger t) {
postAnimationTrigger = t;
}
}
/* The animation context for a task view animation out of Recents */
public static class TaskViewExitContext {
// A trigger to run some logic when all the animations complete. This works around the fact
// that it is difficult to coordinate ViewPropertyAnimators
ReferenceCountedTrigger postAnimationTrigger;
// The translationY to apply to a TaskView to move it off the bottom of the task stack
int offscreenTranslationY;
public TaskViewExitContext(ReferenceCountedTrigger t) {
postAnimationTrigger = t;
}
}
}
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