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
19/**
20 * An abstract class for classifiers which classify each stroke separately.
21 */
22public 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     */
30    public abstract float getFalseTouchEvaluation(int type, Stroke stroke);
31}
32