1 /*
2  * Copyright (C) 2014 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 
17 package android.graphics;
18 
19 import android.compat.annotation.UnsupportedAppUsage;
20 
21 import com.android.internal.util.VirtualRefBasePtr;
22 
23 /**
24  * TODO: Make public?
25  * @hide
26  */
27 public final class CanvasProperty<T> {
28 
29     private VirtualRefBasePtr mProperty;
30 
31     @UnsupportedAppUsage
createFloat(float initialValue)32     public static CanvasProperty<Float> createFloat(float initialValue) {
33         return new CanvasProperty<Float>(nCreateFloat(initialValue));
34     }
35 
36     @UnsupportedAppUsage
createPaint(Paint initialValue)37     public static CanvasProperty<Paint> createPaint(Paint initialValue) {
38         return new CanvasProperty<Paint>(nCreatePaint(initialValue.getNativeInstance()));
39     }
40 
CanvasProperty(long nativeContainer)41     private CanvasProperty(long nativeContainer) {
42         mProperty = new VirtualRefBasePtr(nativeContainer);
43     }
44 
45     /** @hide */
getNativeContainer()46     public long getNativeContainer() {
47         return mProperty.get();
48     }
49 
nCreateFloat(float initialValue)50     private static native long nCreateFloat(float initialValue);
nCreatePaint(long initialValuePaintPtr)51     private static native long nCreatePaint(long initialValuePaintPtr);
52 }
53