[go: nahoru, domu]
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 * A classifier which looks at the ratio between the duration of the stroke and its number of
21 * points.
22 */
23public class DurationCountClassifier extends StrokeClassifier {
24    public DurationCountClassifier(ClassifierData classifierData) {
25    }
26
27    @Override
28    public String getTag() {
29        return "DUR";
30    }
31
32    @Override
33    public float getFalseTouchEvaluation(int type, Stroke stroke) {
34        return DurationCountEvaluator.evaluate(stroke.getDurationSeconds() / stroke.getCount());
35    }
36}