packages/SystemUI/src/com/android/systemui/classifier/Stroke.java

/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License
 */

package com.android.systemui.classifier;

import java.util.ArrayList;

/**
 * Contains data about movement traces (pointers)
 */
public class Stroke {
    private ArrayList<Point> mPoints = new ArrayList<>();
    private long mStartTimeNano;
    private long mEndTimeNano;

    public Stroke(long eventTimeNano) {
        mStartTimeNano = mEndTimeNano = eventTimeNano;
    }

    public void addPoint(float x, float y, long eventTimeNano) {
        mEndTimeNano = eventTimeNano;
        mPoints.add(new Point(x, y, eventTimeNano - mStartTimeNano));
    }

    public ArrayList<Point> getPoints() {
        return mPoints;
    }
}