1 /*
2  * Copyright (C) 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 com.android.keyguard
18 
19 import android.content.Context
20 import com.android.systemui.res.R
21 import kotlin.random.Random
22 
23 class PinShapeAdapter {
24     var shapes: MutableList<Int> = ArrayList()
25     val random = Random(System.currentTimeMillis())
26 
27     constructor(context: Context) {
28         val availableShapes = context.resources.obtainTypedArray(R.array.bouncer_pin_shapes)
29 
30         for (i in 0 until availableShapes.length()) {
31             val shape = availableShapes.getResourceId(i, 0)
32             shapes.add(shape)
33         }
34 
35         shapes.shuffle()
36         availableShapes.recycle()
37     }
38 
getShapenull39     fun getShape(pos: Int): Int {
40         return shapes[pos.mod(shapes.size)]
41     }
42 }
43