1/*
2 * Copyright (C) 2015 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
17package com.android.systemui.classifier;
18
19import android.hardware.SensorEvent;
20import android.view.MotionEvent;
21
22/**
23 * An abstract class for classifiers for touch and sensor events.
24 */
25public abstract class Classifier {
26    public static final int QUICK_SETTINGS = 0;
27    public static final int NOTIFICATION_DISMISS = 1;
28    public static final int NOTIFICATION_DRAG_DOWN = 2;
29    public static final int NOTIFICATION_DOUBLE_TAP = 3;
30    public static final int UNLOCK = 4;
31    public static final int LEFT_AFFORDANCE = 5;
32    public static final int RIGHT_AFFORDANCE = 6;
33    public static final int GENERIC = 7;
34
35    /**
36     * Contains all the information about touch events from which the classifier can query
37     */
38    protected ClassifierData mClassifierData;
39
40    /**
41     * Informs the classifier that a new touch event has occurred
42     */
43    public void onTouchEvent(MotionEvent event) {
44    }
45
46    /**
47     * Informs the classifier that a sensor change occurred
48     */
49    public void onSensorChanged(SensorEvent event) {
50    }
51
52    public abstract String getTag();
53}
54