1 /* 2 * Copyright (C) 2007 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 /** 20 * PixelXorXfermode implements a simple pixel xor (op ^ src ^ dst). 21 * This transformation does not follow premultiplied conventions, therefore 22 * this mode *always* returns an opaque color (alpha == 255). Thus it is 23 * not really usefull for operating on blended colors. 24 */ 25 public class PixelXorXfermode extends Xfermode { 26 27 public PixelXorXfermode(int opColor) { 28 native_instance = nativeCreate(opColor); 29 } 30 31 private static native int nativeCreate(int opColor); 32 } 33
