| /* |
| * Copyright (C) 2020 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.wm.shell.animation; |
| |
| import android.view.animation.Interpolator; |
| import android.view.animation.LinearInterpolator; |
| import android.view.animation.PathInterpolator; |
| |
| /** |
| * Common interpolators used in wm shell library. |
| */ |
| public class Interpolators { |
| |
| public static final Interpolator LINEAR = new LinearInterpolator(); |
| |
| /** |
| * Interpolator for alpha in animation. |
| */ |
| public static final Interpolator ALPHA_IN = new PathInterpolator(0.4f, 0f, 1f, 1f); |
| |
| /** |
| * Interpolator for alpha out animation. |
| */ |
| public static final Interpolator ALPHA_OUT = new PathInterpolator(0f, 0f, 0.8f, 1f); |
| |
| /** |
| * Interpolator for fast out linear in animation. |
| */ |
| public static final Interpolator FAST_OUT_LINEAR_IN = new PathInterpolator(0.4f, 0f, 1f, 1f); |
| |
| /** |
| * Interpolator for fast out slow in animation. |
| */ |
| public static final Interpolator FAST_OUT_SLOW_IN = new PathInterpolator(0.4f, 0f, 0.2f, 1f); |
| |
| /** |
| * Interpolator for linear out slow in animation. |
| */ |
| public static final Interpolator LINEAR_OUT_SLOW_IN = new PathInterpolator(0f, 0f, 0.2f, 1f); |
| |
| /** |
| * The accelerated emphasized interpolator. Used for hero / emphasized movement of content that |
| * is disappearing e.g. when moving off screen. |
| */ |
| public static final Interpolator EMPHASIZED_ACCELERATE = new PathInterpolator( |
| 0.3f, 0f, 0.8f, 0.15f); |
| |
| /** |
| * The decelerating emphasized interpolator. Used for hero / emphasized movement of content that |
| * is appearing e.g. when coming from off screen |
| */ |
| public static final Interpolator EMPHASIZED_DECELERATE = new PathInterpolator( |
| 0.05f, 0.7f, 0.1f, 1f); |
| /** |
| * Interpolator to be used when animating a move based on a click. Pair with enough duration. |
| */ |
| public static final Interpolator TOUCH_RESPONSE = new PathInterpolator(0.3f, 0f, 0.1f, 1f); |
| |
| /** |
| * Interpolator to be used when animating a panel closing. |
| */ |
| public static final Interpolator PANEL_CLOSE_ACCELERATED = |
| new PathInterpolator(0.3f, 0, 0.5f, 1); |
| |
| public static final PathInterpolator SLOWDOWN_INTERPOLATOR = |
| new PathInterpolator(0.5f, 1f, 0.5f, 1f); |
| |
| public static final PathInterpolator DIM_INTERPOLATOR = |
| new PathInterpolator(.23f, .87f, .52f, -0.11f); |
| } |