1 /*
2  * Copyright (C) 2016 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 androidx.annotation;
18 
19 import static java.lang.annotation.ElementType.ANNOTATION_TYPE;
20 import static java.lang.annotation.ElementType.FIELD;
21 import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
22 import static java.lang.annotation.ElementType.METHOD;
23 import static java.lang.annotation.ElementType.PARAMETER;
24 import static java.lang.annotation.RetentionPolicy.CLASS;
25 
26 import java.lang.annotation.Documented;
27 import java.lang.annotation.Retention;
28 import java.lang.annotation.Target;
29 
30 /**
31  * Denotes that an integer parameter, field or method return value is expected
32  * to represent a dimension.
33  */
34 @Documented
35 @Retention(CLASS)
36 @Target({METHOD,PARAMETER,FIELD,LOCAL_VARIABLE,ANNOTATION_TYPE})
37 public @interface Dimension {
38     @DimensionUnit
unit()39     int unit() default PX;
40 
41     int DP = 0;
42     int PX = 1;
43     int SP = 2;
44 }
45