1 /*
2  * Copyright 2022 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.compose.ui.tooling.animation
18 
19 import androidx.compose.animation.tooling.ComposeAnimation
20 import androidx.compose.animation.tooling.ComposeAnimationType
21 import org.jetbrains.annotations.TestOnly
22 
23 /** [ComposeAnimation] of type [ComposeAnimationType.UNSUPPORTED]. */
24 internal class UnsupportedComposeAnimation private constructor(override val label: String?) :
25     ComposeAnimation {
26     override val type = ComposeAnimationType.UNSUPPORTED
27     override val animationObject: Any = 0
28     override val states = emptySet<Int>()
29 
30     companion object {
31         /**
32          * [ComposeAnimationType] from ANIMATABLE to UNSUPPORTED are not available in previous
33          * versions of the library. To avoid creating non-existing enum,
34          * [UnsupportedComposeAnimation] should only be instantiated if [ComposeAnimationType] API
35          * for UNSUPPORTED enum is available.
36          */
<lambda>null37         var apiAvailable = enumValues<ComposeAnimationType>().any { it.name == "UNSUPPORTED" }
38             private set
39 
createnull40         fun create(label: String?) = if (apiAvailable) UnsupportedComposeAnimation(label) else null
41 
42         /** This method is for testing only. */
43         @TestOnly
44         fun testOverrideAvailability(override: Boolean) {
45             apiAvailable = override
46         }
47     }
48 }
49