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 import android.os.Build;
21 
22 import com.android.internal.util.VirtualRefBasePtr;
23 
24 /**
25  * TODO: Make public?
26  * @hide
27  */
28 public final class CanvasProperty<T> {
29 
30     private VirtualRefBasePtr mProperty;
31 
32     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
createFloat(float initialValue)33     public static CanvasProperty<Float> createFloat(float initialValue) {
34         return new CanvasProperty<Float>(nCreateFloat(initialValue));
35     }
36 
37     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
createPaint(Paint initialValue)38     public static CanvasProperty<Paint> createPaint(Paint initialValue) {
39         return new CanvasProperty<Paint>(nCreatePaint(initialValue.getNativeInstance()));
40     }
41 
CanvasProperty(long nativeContainer)42     private CanvasProperty(long nativeContainer) {
43         mProperty = new VirtualRefBasePtr(nativeContainer);
44     }
45 
46     /** @hide */
getNativeContainer()47     public long getNativeContainer() {
48         return mProperty.get();
49     }
50 
nCreateFloat(float initialValue)51     private static native long nCreateFloat(float initialValue);
nCreatePaint(long initialValuePaintPtr)52     private static native long nCreatePaint(long initialValuePaintPtr);
53 }
54