1 /*
2  * Copyright 2023 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.input.rotary
18 
19 /**
20  * This event represents a rotary input event.
21  *
22  * Some Wear OS devices contain a physical rotating side button, or a rotating bezel. When the user
23  * turns the button or rotates the bezel, a [RotaryScrollEvent] is sent to the item in focus.
24  */
25 actual class RotaryScrollEvent
26 internal constructor(
27     /**
28      * The amount to scroll (in pixels) in response to a [RotaryScrollEvent] in a container that can
29      * scroll vertically.
30      */
31     actual val verticalScrollPixels: Float,
32 
33     /**
34      * The amount to scroll (in pixels) in response to a [RotaryScrollEvent] in a container that can
35      * scroll horizontally.
36      */
37     actual val horizontalScrollPixels: Float,
38 
39     /**
40      * The time in milliseconds at which this even occurred. The start (`0`) time is
41      * platform-dependent.
42      */
43     actual val uptimeMillis: Long,
44 
45     /** The id for the input device that this event came from */
46     val inputDeviceId: Int
47 ) {
equalsnull48     override fun equals(other: Any?): Boolean =
49         other is RotaryScrollEvent &&
50             other.verticalScrollPixels == verticalScrollPixels &&
51             other.horizontalScrollPixels == horizontalScrollPixels &&
52             other.uptimeMillis == uptimeMillis &&
53             other.inputDeviceId == inputDeviceId
54 
55     override fun hashCode(): Int =
56         0.let { verticalScrollPixels.hashCode() }
<lambda>null57             .let { 31 * it + horizontalScrollPixels.hashCode() }
<lambda>null58             .let { 31 * it + uptimeMillis.hashCode() }
<lambda>null59             .let { 31 * it + inputDeviceId.hashCode() }
60 
toStringnull61     override fun toString(): String =
62         "RotaryScrollEvent(" +
63             "verticalScrollPixels=$verticalScrollPixels," +
64             "horizontalScrollPixels=$horizontalScrollPixels," +
65             "uptimeMillis=$uptimeMillis," +
66             "deviceId=$inputDeviceId)"
67 }
68