TimeInterval.h

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/*
 * This file is part of KnowRob, please consult
 * https://github.com/knowrob/knowrob for license details.
 */
 
#ifndef KNOWROB_TIME_INTERVAL_H_
#define KNOWROB_TIME_INTERVAL_H_
 
#include <memory>
#include <ostream>
#include <optional>
#include "TimePoint.h"
#include "Printable.h"
 
namespace knowrob {
    class TimeInterval : public Printable {
    public:
        TimeInterval(const std::optional<TimePoint> &since, const std::optional<TimePoint> &until);
 
        bool operator==(const TimeInterval &other) const;
 
        static const TimeInterval &anytime();
 
        static TimeInterval currently();
 
        static TimeInterval during(const TimePoint &begin, const TimePoint &end);
 
        std::shared_ptr<TimeInterval> intersectWith(const TimeInterval &other) const;
 
        const auto &since() const { return since_; }
 
        const auto &until() const { return until_; }
 
        // Printable interface
        void write(std::ostream &os) const override;
 
    protected:
        std::optional<TimePoint> since_;
        std::optional<TimePoint> until_;
    };
}
 
#endif //KNOWROB_TIME_INTERVAL_H_