ViewAnimation.java revision ffa2ec664479bff6b4b61d4c349d9db2cb37ca16
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.systemui.recents.views; 18 19import android.graphics.Rect; 20import com.android.systemui.recents.misc.ReferenceCountedTrigger; 21 22/* Common code related to view animations */ 23public class ViewAnimation { 24 25 /* The animation context for a task view animation into Recents */ 26 public static class TaskViewEnterContext { 27 // The full screenshot view that we are animating down 28 FullscreenTransitionOverlayView fullScreenshot; 29 // The transform of the current task view 30 TaskViewTransform transform; 31 // The stack rect that the transform is relative to 32 Rect stackRectSansPeek; 33 // The task rect 34 Rect taskRect; 35 // The view index of the current task view 36 int stackViewIndex; 37 // The total number of task views 38 int stackViewCount; 39 // Whether this is the front most task view 40 boolean isFrontMost; 41 // A trigger to run some logic when all the animations complete. This works around the fact 42 // that it is difficult to coordinate ViewPropertyAnimators 43 ReferenceCountedTrigger postAnimationTrigger; 44 45 public TaskViewEnterContext(FullscreenTransitionOverlayView fss, ReferenceCountedTrigger t) { 46 fullScreenshot = fss; 47 postAnimationTrigger = t; 48 } 49 } 50 51 /* The animation context for a task view animation out of Recents */ 52 public static class TaskViewExitContext { 53 // A trigger to run some logic when all the animations complete. This works around the fact 54 // that it is difficult to coordinate ViewPropertyAnimators 55 ReferenceCountedTrigger postAnimationTrigger; 56 // The translationY to apply to a TaskView to move it off screen 57 int offscreenTranslationY; 58 59 public TaskViewExitContext(ReferenceCountedTrigger t) { 60 postAnimationTrigger = t; 61 } 62 } 63 64} 65