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 17 package com.android.internal.view.animation; 18 19 /** 20 * Static utility class for constructing native interpolators to keep the 21 * JNI simpler 22 */ 23 public final class NativeInterpolatorFactoryHelper { NativeInterpolatorFactoryHelper()24 private NativeInterpolatorFactoryHelper() {} 25 createAccelerateDecelerateInterpolator()26 public static native long createAccelerateDecelerateInterpolator(); createAccelerateInterpolator(float factor)27 public static native long createAccelerateInterpolator(float factor); createAnticipateInterpolator(float tension)28 public static native long createAnticipateInterpolator(float tension); createAnticipateOvershootInterpolator(float tension)29 public static native long createAnticipateOvershootInterpolator(float tension); createBounceInterpolator()30 public static native long createBounceInterpolator(); createCycleInterpolator(float cycles)31 public static native long createCycleInterpolator(float cycles); createDecelerateInterpolator(float factor)32 public static native long createDecelerateInterpolator(float factor); createLinearInterpolator()33 public static native long createLinearInterpolator(); createOvershootInterpolator(float tension)34 public static native long createOvershootInterpolator(float tension); createPathInterpolator(float[] x, float[] y)35 public static native long createPathInterpolator(float[] x, float[] y); createLutInterpolator(float[] values)36 public static native long createLutInterpolator(float[] values); 37 } 38