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
17package android.graphics;
18
19/**
20 * MaskFilter is the base class for object that perform transformations on
21 * an alpha-channel mask before drawing it. A subclass of MaskFilter may be
22 * installed into a Paint. Blur and emboss are implemented as subclasses of MaskFilter.
23 */
24public class MaskFilter {
25
26    protected void finalize() throws Throwable {
27        nativeDestructor(native_instance);
28    }
29
30    private static native void nativeDestructor(int native_filter);
31    int native_instance;
32}
33