Dave Mankoff | 07fb7b7 | 2019-06-10 16:36:19 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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.classifier.brightline; |
| 18 | |
| 19 | import android.hardware.SensorEvent; |
| 20 | import android.view.MotionEvent; |
| 21 | |
| 22 | import com.android.systemui.classifier.Classifier; |
| 23 | |
| 24 | import java.util.List; |
| 25 | |
| 26 | /** |
| 27 | * Base class for rules that determine False touches. |
| 28 | */ |
| 29 | abstract class FalsingClassifier { |
| 30 | private final FalsingDataProvider mDataProvider; |
| 31 | |
| 32 | FalsingClassifier(FalsingDataProvider dataProvider) { |
| 33 | this.mDataProvider = dataProvider; |
| 34 | } |
| 35 | |
| 36 | List<MotionEvent> getRecentMotionEvents() { |
| 37 | return mDataProvider.getRecentMotionEvents(); |
| 38 | } |
| 39 | |
| 40 | MotionEvent getFirstMotionEvent() { |
| 41 | return mDataProvider.getFirstRecentMotionEvent(); |
| 42 | } |
| 43 | |
| 44 | MotionEvent getLastMotionEvent() { |
| 45 | return mDataProvider.getLastMotionEvent(); |
| 46 | } |
| 47 | |
| 48 | boolean isHorizontal() { |
| 49 | return mDataProvider.isHorizontal(); |
| 50 | } |
| 51 | |
| 52 | boolean isRight() { |
| 53 | return mDataProvider.isRight(); |
| 54 | } |
| 55 | |
| 56 | boolean isVertical() { |
| 57 | return mDataProvider.isVertical(); |
| 58 | } |
| 59 | |
| 60 | boolean isUp() { |
| 61 | return mDataProvider.isUp(); |
| 62 | } |
| 63 | |
| 64 | float getAngle() { |
| 65 | return mDataProvider.getAngle(); |
| 66 | } |
| 67 | |
| 68 | int getWidthPixels() { |
Dave Mankoff | 65b5769 | 2019-06-12 14:55:00 -0400 | [diff] [blame] | 69 | return mDataProvider.getWidthPixels(); |
Dave Mankoff | 07fb7b7 | 2019-06-10 16:36:19 -0400 | [diff] [blame] | 70 | } |
| 71 | |
| 72 | int getHeightPixels() { |
Dave Mankoff | 65b5769 | 2019-06-12 14:55:00 -0400 | [diff] [blame] | 73 | return mDataProvider.getHeightPixels(); |
Dave Mankoff | 07fb7b7 | 2019-06-10 16:36:19 -0400 | [diff] [blame] | 74 | } |
| 75 | |
| 76 | float getXdpi() { |
Dave Mankoff | 65b5769 | 2019-06-12 14:55:00 -0400 | [diff] [blame] | 77 | return mDataProvider.getXdpi(); |
Dave Mankoff | 07fb7b7 | 2019-06-10 16:36:19 -0400 | [diff] [blame] | 78 | } |
| 79 | |
| 80 | float getYdpi() { |
Dave Mankoff | 65b5769 | 2019-06-12 14:55:00 -0400 | [diff] [blame] | 81 | return mDataProvider.getYdpi(); |
Dave Mankoff | 07fb7b7 | 2019-06-10 16:36:19 -0400 | [diff] [blame] | 82 | } |
| 83 | |
| 84 | final @Classifier.InteractionType int getInteractionType() { |
| 85 | return mDataProvider.getInteractionType(); |
| 86 | } |
| 87 | |
| 88 | final void setInteractionType(@Classifier.InteractionType int interactionType) { |
| 89 | mDataProvider.setInteractionType(interactionType); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * Called whenever a MotionEvent occurs. |
| 94 | * |
| 95 | * Useful for classifiers that need to see every MotionEvent, but most can probably |
| 96 | * use {@link #getRecentMotionEvents()} instead, which will return a list of MotionEvents. |
| 97 | */ |
| 98 | void onTouchEvent(MotionEvent motionEvent) {}; |
| 99 | |
| 100 | /** |
| 101 | * Called whenever a SensorEvent occurs, specifically the ProximitySensor. |
| 102 | */ |
| 103 | void onSensorEvent(SensorEvent sensorEvent) {}; |
| 104 | |
| 105 | /** |
| 106 | * The phone screen has turned on and we need to begin falsing detection. |
| 107 | */ |
| 108 | void onSessionStarted() {}; |
| 109 | |
| 110 | /** |
| 111 | * The phone screen has turned off and falsing data can be discarded. |
| 112 | */ |
| 113 | void onSessionEnded() {}; |
| 114 | |
| 115 | /** |
| 116 | * Returns true if the data captured so far looks like a false touch. |
| 117 | */ |
| 118 | abstract boolean isFalseTouch(); |
| 119 | |
| 120 | static void logDebug(String msg) { |
| 121 | BrightLineFalsingManager.logDebug(msg); |
| 122 | } |
| 123 | |
| 124 | static void logInfo(String msg) { |
| 125 | BrightLineFalsingManager.logInfo(msg); |
| 126 | } |
| 127 | |
| 128 | static void logError(String msg) { |
| 129 | BrightLineFalsingManager.logError(msg); |
| 130 | } |
| 131 | } |