/*
 * Copyright (c) 2015, Technische Universität Kaiserslautern
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Authors:
 *    Janik Schlemminger
 *    Robert Gernhardt
 *    Matthias Jung
 */

#ifndef TIMESPAN_H
#define TIMESPAN_H
#include <QString>
#include <cstdlib>
#include "tracetime.h"

class Timespan
{
    traceTime begin;
    traceTime end;
public:

    explicit Timespan(traceTime begin = 0, traceTime end = 0) : begin(begin), end(end) {}
    traceTime timeCovered() const
    {
        return std::abs(End() - Begin());
    }
    traceTime Begin() const
    {
        return begin;
    }
    void setBegin(traceTime time)
    {
        begin = time;
    }
    traceTime End() const
    {
        return end;
    }
    traceTime Middle() const
    {
        return (begin + end) / 2;
    }
    void setEnd(traceTime time)
    {
        end = time;
    }
    bool contains(traceTime time) const;
    bool overlaps(const Timespan &other) const;
    void shift(traceTime offset);
};

#endif // TIMESPAN_H
