Timeline.h

Go to the documentation of this file.

// Copyright (c) 2016 Digital Barriers

#pragma once

#include <string>
#include <vector>
#include "EdgeVisSDK.h"
#include "OpResult.h"
#include "TimelineEntryFlags.h"

namespace EdgeVisDecoderSDK
{
  class ITimelineWatcher
  {
  public:
    virtual void TimelineUpdated(
      TimelineEntryFlags resolution,
      OpResult result
    ) = 0;
  };

  class Timeline
  {
  public:
    typedef std::vector< int64_t > TimesList;
    typedef TimesList::const_iterator TimesListIterator;
    typedef std::pair< TimesListIterator, TimesListIterator > TimesIteratorPair;

  public:
    DB_EDGEVIS_SDK Timeline();
    DB_EDGEVIS_SDK virtual ~Timeline();

    void Reset();

    void RegisterWatcher(ITimelineWatcher* watcher);

    void UnRegisterWatcher(ITimelineWatcher* watcher);

    std::wstring Timezone() const;

    void Timezone(const std::wstring& tz);


    void Insert(const TimesList& times, TimelineEntryFlags resolution);

    DB_EDGEVIS_SDK size_t CountDays() const;

    DB_EDGEVIS_SDK size_t CountHours() const;

    DB_EDGEVIS_SDK size_t CountMins() const;

    DB_EDGEVIS_SDK TimesIteratorPair Days() const;

    DB_EDGEVIS_SDK TimesIteratorPair Hours() const;

    DB_EDGEVIS_SDK TimesIteratorPair Mins() const;

    DB_EDGEVIS_SDK TimesList DaysList() const;

    DB_EDGEVIS_SDK TimesList HoursList() const;

    DB_EDGEVIS_SDK TimesList MinsList() const;

    DB_EDGEVIS_SDK int64_t FirstDay() const;

    DB_EDGEVIS_SDK int64_t LastDay() const;

    DB_EDGEVIS_SDK int64_t FirstHour() const;

    DB_EDGEVIS_SDK int64_t LastHour() const;

    DB_EDGEVIS_SDK int64_t FirstMin() const;

    DB_EDGEVIS_SDK int64_t LastMin() const;


    DB_EDGEVIS_SDK static int64_t CurrentTimeUTC();

  private:
    TimesList* GetListPtr(TimelineEntryFlags resolution);

    inline void DoInsertTimes(const TimesList& times, TimelineEntryFlags resolution);
    inline void OnTimelineUpdated(TimelineEntryFlags resolution, OpResult result);

  private:
    TimesList m_daysTimeline;
    TimesList m_hoursTimeline;
    TimesList m_minsTimeline;

    std::wstring m_timezone;
    bool m_requiresConversion;

    typedef std::vector< ITimelineWatcher* > WatchersList;
    WatchersList m_listeners;
  };
}