1 /*
2  * Copyright (C) 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 com.android.systemui.navigationbar.gestural;
18 
19 import static android.view.MotionEvent.AXIS_GESTURE_SWIPE_FINGER_COUNT;
20 import static android.view.MotionEvent.CLASSIFICATION_MULTI_FINGER_SWIPE;
21 import static android.view.MotionEvent.CLASSIFICATION_TWO_FINGER_SWIPE;
22 
23 import android.view.MotionEvent;
24 
25 public final class Utilities {
26 
isTrackpadScroll(MotionEvent event)27     public static boolean isTrackpadScroll(MotionEvent event) {
28         return event.getClassification() == CLASSIFICATION_TWO_FINGER_SWIPE;
29     }
30 
isTrackpadThreeFingerSwipe(MotionEvent event)31     public static boolean isTrackpadThreeFingerSwipe(MotionEvent event) {
32         return event.getClassification() == CLASSIFICATION_MULTI_FINGER_SWIPE
33                 && event.getAxisValue(AXIS_GESTURE_SWIPE_FINGER_COUNT) == 3;
34     }
35 }
36