1/*
2 *  Licensed to the Apache Software Foundation (ASF) under one or more
3 *  contributor license agreements.  See the NOTICE file distributed with
4 *  this work for additional information regarding copyright ownership.
5 *  The ASF licenses this file to You under the Apache License, Version 2.0
6 *  (the "License"); you may not use this file except in compliance with
7 *  the License.  You may obtain a copy of the License at
8 *
9 *     http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 */
17/**
18 * @author Igor V. Stolyarov
19 * @version $Revision$
20 */
21
22package java.awt;
23
24import java.awt.image.Raster;
25import java.awt.image.WritableRaster;
26
27/**
28 * The CompositeContext interface specifies the encapsulated and optimized
29 * environment for a compositing operation.
30 *
31 * @since Android 1.0
32 */
33public interface CompositeContext {
34
35    /**
36     * Composes the two source Raster objects and places the result in the
37     * destination WritableRaster.
38     *
39     * @param src
40     *            the source Raster.
41     * @param dstIn
42     *            the destination Raster.
43     * @param dstOut
44     *            the WritableRaster object where the result of composing
45     *            operation is stored.
46     */
47    public void compose(Raster src, Raster dstIn, WritableRaster dstOut);
48
49    /**
50     * Releases resources allocated for a context.
51     */
52    public void dispose();
53
54}
55