1/*
2 * Copyright (C) 2008 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
19import java.awt.Paint;
20
21/** A subclass of shader that returns the composition of two other shaders, combined by
22    an {@link android.graphics.Xfermode} subclass.
23*/
24public class ComposeShader extends Shader {
25    /** Create a new compose shader, given shaders A, B, and a combining mode.
26        When the mode is applied, it will be given the result from shader A as its
27        "dst", and the result of from shader B as its "src".
28        @param shaderA  The colors from this shader are seen as the "dst" by the mode
29        @param shaderB  The colors from this shader are seen as the "src" by the mode
30        @param mode     The mode that combines the colors from the two shaders. If mode
31                        is null, then SRC_OVER is assumed.
32    */
33    public ComposeShader(Shader shaderA, Shader shaderB, Xfermode mode) {
34        // FIXME Implement shader
35    }
36
37    /** Create a new compose shader, given shaders A, B, and a combining PorterDuff mode.
38        When the mode is applied, it will be given the result from shader A as its
39        "dst", and the result of from shader B as its "src".
40        @param shaderA  The colors from this shader are seen as the "dst" by the mode
41        @param shaderB  The colors from this shader are seen as the "src" by the mode
42        @param mode     The PorterDuff mode that combines the colors from the two shaders.
43    */
44    public ComposeShader(Shader shaderA, Shader shaderB, PorterDuff.Mode mode) {
45        // FIXME Implement shader
46    }
47
48    @Override
49    Paint getJavaPaint() {
50        return null;
51    }
52}
53
54