Java tutorial
/* * Copyright (C) 2006 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 android.view.animation; import android.animation.TimeInterpolator; /** * An interpolator defines the rate of change of an animation. This allows * the basic animation effects (alpha, scale, translate, rotate) to be * accelerated, decelerated, repeated, etc. */ public interface Interpolator extends TimeInterpolator { // A new interface, TimeInterpolator, was introduced for the new android.animation // package. This older Interpolator interface extends TimeInterpolator so that users of // the new Animator-based animations can use either the old Interpolator implementations or // new classes that implement TimeInterpolator directly. }