| /* |
| * Copyright (C) 2016 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.utilities; |
| |
| import android.animation.Animator; |
| import android.animation.AnimatorSet; |
| import android.animation.ValueAnimator; |
| import android.annotation.IntDef; |
| import android.util.SparseArray; |
| import android.util.SparseLongArray; |
| import android.view.View; |
| import android.view.animation.Interpolator; |
| import android.view.animation.LinearInterpolator; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.List; |
| |
| /** |
| * The generic set of animation properties to animate a {@link View}. The animation can have |
| * different interpolators, start delays and durations for each of the different properties. |
| */ |
| public class AnimationProps { |
| |
| private static final Interpolator LINEAR_INTERPOLATOR = new LinearInterpolator(); |
| public static final AnimationProps IMMEDIATE = new AnimationProps(0, LINEAR_INTERPOLATOR); |
| |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ALL, TRANSLATION_X, TRANSLATION_Y, TRANSLATION_Z, ALPHA, SCALE, BOUNDS}) |
| public @interface PropType {} |
| |
| public static final int ALL = 0; |
| public static final int TRANSLATION_X = 1; |
| public static final int TRANSLATION_Y = 2; |
| public static final int TRANSLATION_Z = 3; |
| public static final int ALPHA = 4; |
| public static final int SCALE = 5; |
| public static final int BOUNDS = 6; |
| public static final int DIM_ALPHA = 7; |
| |
| private SparseLongArray mPropStartDelay; |
| private SparseLongArray mPropDuration; |
| private SparseArray<Interpolator> mPropInterpolators; |
| private Animator.AnimatorListener mListener; |
| |
| /** |
| * The builder constructor. |
| */ |
| public AnimationProps() {} |
| |
| /** |
| * Creates an animation with a default {@param duration} and {@param interpolator} for all |
| * properties in this animation. |
| */ |
| public AnimationProps(int duration, Interpolator interpolator) { |
| this(0, duration, interpolator, null); |
| } |
| |
| /** |
| * Creates an animation with a default {@param duration} and {@param interpolator} for all |
| * properties in this animation. |
| */ |
| public AnimationProps(int duration, Interpolator interpolator, |
| Animator.AnimatorListener listener) { |
| this(0, duration, interpolator, listener); |
| } |
| |
| /** |
| * Creates an animation with a default {@param startDelay}, {@param duration} and |
| * {@param interpolator} for all properties in this animation. |
| */ |
| public AnimationProps(int startDelay, int duration, Interpolator interpolator) { |
| this(startDelay, duration, interpolator, null); |
| } |
| |
| /** |
| * Creates an animation with a default {@param startDelay}, {@param duration} and |
| * {@param interpolator} for all properties in this animation. |
| */ |
| public AnimationProps(int startDelay, int duration, Interpolator interpolator, |
| Animator.AnimatorListener listener) { |
| setStartDelay(ALL, startDelay); |
| setDuration(ALL, duration); |
| setInterpolator(ALL, interpolator); |
| setListener(listener); |
| } |
| |
| /** |
| * Creates a new {@link AnimatorSet} that will animate the given animators. Callers need to |
| * manually apply the individual animation properties for each of the animators respectively. |
| */ |
| public AnimatorSet createAnimator(List<Animator> animators) { |
| AnimatorSet anim = new AnimatorSet(); |
| if (mListener != null) { |
| anim.addListener(mListener); |
| } |
| anim.playTogether(animators); |
| return anim; |
| } |
| |
| /** |
| * Applies the specific start delay, duration and interpolator to the given {@param animator} |
| * for the specified {@param propertyType}. |
| */ |
| public <T extends ValueAnimator> T apply(@PropType int propertyType, T animator) { |
| animator.setStartDelay(getStartDelay(propertyType)); |
| animator.setDuration(getDuration(propertyType)); |
| animator.setInterpolator(getInterpolator(propertyType)); |
| return animator; |
| } |
| |
| /** |
| * Sets a start delay for a specific property. |
| */ |
| public AnimationProps setStartDelay(@PropType int propertyType, int startDelay) { |
| if (mPropStartDelay == null) { |
| mPropStartDelay = new SparseLongArray(); |
| } |
| mPropStartDelay.append(propertyType, startDelay); |
| return this; |
| } |
| |
| /** |
| * Returns the start delay for a specific property. |
| */ |
| public long getStartDelay(@PropType int propertyType) { |
| if (mPropStartDelay != null) { |
| long startDelay = mPropStartDelay.get(propertyType, -1); |
| if (startDelay != -1) { |
| return startDelay; |
| } |
| return mPropStartDelay.get(ALL, 0); |
| } |
| return 0; |
| } |
| |
| /** |
| * Sets a duration for a specific property. |
| */ |
| public AnimationProps setDuration(@PropType int propertyType, int duration) { |
| if (mPropDuration == null) { |
| mPropDuration = new SparseLongArray(); |
| } |
| mPropDuration.append(propertyType, duration); |
| return this; |
| } |
| |
| /** |
| * Returns the duration for a specific property. |
| */ |
| public long getDuration(@PropType int propertyType) { |
| if (mPropDuration != null) { |
| long duration = mPropDuration.get(propertyType, -1); |
| if (duration != -1) { |
| return duration; |
| } |
| return mPropDuration.get(ALL, 0); |
| } |
| return 0; |
| } |
| |
| /** |
| * Sets an interpolator for a specific property. |
| */ |
| public AnimationProps setInterpolator(@PropType int propertyType, Interpolator interpolator) { |
| if (mPropInterpolators == null) { |
| mPropInterpolators = new SparseArray<>(); |
| } |
| mPropInterpolators.append(propertyType, interpolator); |
| return this; |
| } |
| |
| /** |
| * Returns the interpolator for a specific property, falling back to the general interpolator |
| * if there is no specific property interpolator. |
| */ |
| public Interpolator getInterpolator(@PropType int propertyType) { |
| if (mPropInterpolators != null) { |
| Interpolator interp = mPropInterpolators.get(propertyType); |
| if (interp != null) { |
| return interp; |
| } |
| return mPropInterpolators.get(ALL, LINEAR_INTERPOLATOR); |
| } |
| return LINEAR_INTERPOLATOR; |
| } |
| |
| /** |
| * Sets an animator listener for this animation. |
| */ |
| public AnimationProps setListener(Animator.AnimatorListener listener) { |
| mListener = listener; |
| return this; |
| } |
| |
| /** |
| * Returns the animator listener for this animation. |
| */ |
| public Animator.AnimatorListener getListener() { |
| return mListener; |
| } |
| |
| /** |
| * Returns whether this animation has any duration. |
| */ |
| public boolean isImmediate() { |
| int count = mPropDuration.size(); |
| for (int i = 0; i < count; i++) { |
| if (mPropDuration.valueAt(i) > 0) { |
| return false; |
| } |
| } |
| return true; |
| } |
| } |