1 /*
2  * Copyright (C) 2020 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.server.biometrics.sensors.fingerprint;
18 
19 import com.android.server.biometrics.sensors.BaseClientMonitor;
20 
21 /**
22  * Interface for under-display fingerprint sensors.
23  * {@link BaseClientMonitor} subclass that require knowledge of
24  * finger position (e.g. enroll, authenticate) should implement this.
25  */
26 public interface Udfps {
onPointerDown(int x, int y, float minor, float major)27     void onPointerDown(int x, int y, float minor, float major);
onPointerUp()28     void onPointerUp();
onUiReady()29     void onUiReady();
isPointerDown()30     boolean isPointerDown();
31 }
32