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 
17 package com.android.systemui.classifier;
18 
19 /**
20  * An abstract class for classifiers which classify each stroke separately.
21  */
22 public abstract class StrokeClassifier extends Classifier {
23 
24     /**
25      * @param type the type of action for which this method is called
26      * @param stroke the stroke for which the evaluation will be calculated
27      * @return a non-negative value which is used to determine whether this a false touch; the
28      *         bigger the value the greater the chance that this a false touch
29      */
getFalseTouchEvaluation(int type, Stroke stroke)30     public abstract float getFalseTouchEvaluation(int type, Stroke stroke);
31 }
32