1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.keyguard
import android.content.Context
import android.view.View
import android.view.ViewGroup
import com.android.systemui.R
import com.android.systemui.unfold.SysUIUnfoldScope
import com.android.systemui.unfold.UnfoldTransitionProgressProvider.TransitionProgressListener
import com.android.systemui.unfold.util.NaturalRotationUnfoldProgressProvider
import javax.inject.Inject
/**
* Translates items away/towards the hinge when the device is opened/closed. This is controlled by
* the set of ids, which also dictact which direction to move and when, via a filter function.
*/
@SysUIUnfoldScope
class KeyguardUnfoldTransition @Inject constructor(
val context: Context,
val unfoldProgressProvider: NaturalRotationUnfoldProgressProvider
) {
companion object {
final val LEFT = -1
final val RIGHT = 1
}
private val filterSplitShadeOnly = { !statusViewCentered }
private val filterNever = { true }
private val ids = setOf(
Triple(R.id.keyguard_status_area, LEFT, filterNever),
Triple(R.id.controls_button, LEFT, filterNever),
Triple(R.id.lockscreen_clock_view_large, LEFT, filterSplitShadeOnly),
Triple(R.id.lockscreen_clock_view, LEFT, filterNever),
Triple(R.id.notification_stack_scroller, RIGHT, filterSplitShadeOnly),
Triple(R.id.wallet_button, RIGHT, filterNever)
)
private var parent: ViewGroup? = null
private var views = listOf<Triple<View, Int, () -> Boolean>>()
private var xTranslationMax = 0f
/**
* Certain views only need to move if they are not currently centered
*/
var statusViewCentered = false
init {
unfoldProgressProvider.addCallback(
object : TransitionProgressListener {
override fun onTransitionStarted() {
findViews()
}
override fun onTransitionProgress(progress: Float) {
translateViews(progress)
}
override fun onTransitionFinished() {
translateViews(1f)
}
}
)
}
/**
* Relies on the [parent] to locate views to translate
*/
fun setup(parent: ViewGroup) {
this.parent = parent
xTranslationMax = context.resources.getDimensionPixelSize(
R.dimen.keyguard_unfold_translation_x).toFloat()
}
/**
* Manually translate views based on set direction. At the moment
* [UnfoldMoveFromCenterAnimator] exists but moves all views a dynamic distance
* from their mid-point. This code instead will only ever translate by a fixed amount.
*/
private fun translateViews(progress: Float) {
val xTrans = progress * xTranslationMax - xTranslationMax
views.forEach {
(view, direction, pred) -> if (pred()) {
view.setTranslationX(xTrans * direction)
}
}
}
private fun findViews() {
parent?.let { p ->
views = ids.mapNotNull {
(id, direction, pred) -> p.findViewById<View>(id)?.let {
Triple(it, direction, pred)
}
}
}
}
}
|
