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(boolean isTrackpadGestureFeaturesEnabled, MotionEvent event)27 public static boolean isTrackpadScroll(boolean isTrackpadGestureFeaturesEnabled, 28 MotionEvent event) { 29 return isTrackpadGestureFeaturesEnabled 30 && event.getClassification() == CLASSIFICATION_TWO_FINGER_SWIPE; 31 } 32 isTrackpadThreeFingerSwipe(boolean isTrackpadGestureFeaturesEnabled, MotionEvent event)33 public static boolean isTrackpadThreeFingerSwipe(boolean isTrackpadGestureFeaturesEnabled, 34 MotionEvent event) { 35 return isTrackpadGestureFeaturesEnabled 36 && event.getClassification() == CLASSIFICATION_MULTI_FINGER_SWIPE 37 && event.getAxisValue(AXIS_GESTURE_SWIPE_FINGER_COUNT) == 3; 38 } 39 } 40