1 /* 2 * Copyright (C) 2006 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 android.graphics; 18 19 import android.compat.annotation.UnsupportedAppUsage; 20 21 /** 22 * @hide 23 */ 24 @android.ravenwood.annotation.RavenwoodKeepWholeClass 25 public class TableMaskFilter extends MaskFilter { 26 TableMaskFilter(byte[] table)27 public TableMaskFilter(byte[] table) { 28 if (table.length < 256) { 29 throw new RuntimeException("table.length must be >= 256"); 30 } 31 native_instance = nativeNewTable(table); 32 } 33 TableMaskFilter(long ni)34 private TableMaskFilter(long ni) { 35 native_instance = ni; 36 } 37 38 @UnsupportedAppUsage CreateClipTable(int min, int max)39 public static TableMaskFilter CreateClipTable(int min, int max) { 40 return new TableMaskFilter(nativeNewClip(min, max)); 41 } 42 CreateGammaTable(float gamma)43 public static TableMaskFilter CreateGammaTable(float gamma) { 44 return new TableMaskFilter(nativeNewGamma(gamma)); 45 } 46 nativeNewTable(byte[] table)47 private static native long nativeNewTable(byte[] table); nativeNewClip(int min, int max)48 private static native long nativeNewClip(int min, int max); nativeNewGamma(float gamma)49 private static native long nativeNewGamma(float gamma); 50 } 51