/* * 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.graphics; /** * MaskFilter is the base class for object that perform transformations on * an alpha-channel mask before drawing it. A subclass of MaskFilter may be * installed into a Paint. Blur and emboss are implemented as subclasses of MaskFilter. */ public class MaskFilter { protected void finalize() throws Throwable { nativeDestructor(native_instance); } private static native void nativeDestructor(long native_filter); long native_instance; }