chartlib/src/main/java/com/android/tools/chartlib/EventData.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.tools.chartlib;

import java.util.ArrayList;
import java.util.List;

public class EventData {

    int mEventId;

    private List<Event> mEvents = new ArrayList<Event>();

    public Event start(long time, int type) {
        Event event = new Event(type, mEventId, time, -1);
        mEvents.add(event);
        mEventId++;
        return event;
    }

    public int size() {
        return mEvents.size();
    }

    public Event get(int i) {
        return mEvents.get(i);
    }

    public class Event {

        public int type;
        public int id;
        public long from;
        public long to;

        public Event(int type, int id, long from, long to) {
            this.type = type;
            this.id = id;
            this.from = from;
            this.to = to;
        }

        public void stop(long time) {
            assert to == -1;
            to = time;
        }
    }
}