blob: 94a6d76fe8dc2c9be509f5eb6f0e8f69080d61e9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/*
* Copyright (C) 2010 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;
import com.android.layoutlib.bridge.impl.DelegateManager;
import com.android.tools.layoutlib.annotations.LayoutlibDelegate;
import java.awt.Composite;
/**
* Delegate implementing the native methods of android.graphics.Xfermode
*
* Through the layoutlib_create tool, the original native methods of Xfermode have been replaced
* by calls to methods of the same name in this delegate class.
*
* This class behaves like the original native implementation, but in Java, keeping previously
* native data into its own objects and mapping them to int that are sent back and forth between
* it and the original Xfermode class.
*
* This also serve as a base class for all Xfermode delegate classes.
*
* @see DelegateManager
*
*/
public abstract class Xfermode_Delegate {
// ---- delegate manager ----
protected static final DelegateManager<Xfermode_Delegate> sManager =
new DelegateManager<Xfermode_Delegate>(Xfermode_Delegate.class);
// ---- delegate helper data ----
// ---- delegate data ----
// ---- Public Helper methods ----
public static Xfermode_Delegate getDelegate(long native_instance) {
return sManager.getDelegate(native_instance);
}
public abstract Composite getComposite(int alpha);
public abstract boolean isSupported();
public abstract String getSupportMessage();
// ---- native methods ----
@LayoutlibDelegate
/*package*/ static void finalizer(long native_instance) {
sManager.removeJavaReferenceFor(native_instance);
}
// ---- Private delegate/helper methods ----
}
|