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//=========================================================================


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// SEQUENCECHARTFACADE.H  part of

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// OMNeT++/OMNEST

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// Discrete System Simulation in C++

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//

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// Author: Levente Meszaros

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//

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//=========================================================================

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/**

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Copyright (C) 20062008 OpenSim Ltd.

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This file is distributed WITHOUT ANY WARRANTY. See the file

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`license' for details on this and other legal matters.

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**/

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#ifndef __SEQUENCECHARTFACADE_H_

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#define __SEQUENCECHARTFACADE_H_

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#include <float.h> 
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#include <vector> 
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#include <map> 
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#include "ievent.h" 
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#include "ieventlog.h" 
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#include "eventlogfacade.h" 
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NAMESPACE_BEGIN 
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/**

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* A class that makes it possible to extract info about events, without

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* returning objects. (Wherever a C++ method returns an object pointer,

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* SWIGgenerated wrapper creates a corresponding Java object with the

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* pointer value inside. This has disastrous effect on performance

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* when dealing with huge amounts of data).

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*/

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class EVENTLOG_API SequenceChartFacade : public EventLogFacade 
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{ 
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protected:

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long timelineCoordinateSystemVersion;

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eventnumber_t timelineCoordinateOriginEventNumber; 
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simtime_t timelineCoordinateOriginSimulationTime; 
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eventnumber_t timelineCoordinateRangeStartEventNumber; 
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eventnumber_t timelineCoordinateRangeEndEventNumber; 
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TimelineMode timelineMode; 
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double nonLinearMinimumTimelineCoordinateDelta;

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double nonLinearFocus;

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long smallestComplexity;

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long largestComplexity;

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simtime_t smallestDuration; 
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simtime_t largestDuration; 
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public:

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SequenceChartFacade(IEventLog *eventLog); 
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virtual ~SequenceChartFacade() {} 
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double calculateNonLinearFocus();

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virtual void synchronize(FileReader::FileChangedState change);

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TimelineMode getTimelineMode() { return timelineMode; }

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void setTimelineMode(TimelineMode timelineMode);

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double getNonLinearMinimumTimelineCoordinateDelta() { return nonLinearMinimumTimelineCoordinateDelta; } 
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void setNonLinearMinimumTimelineCoordinateDelta(double value); 
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double getNonLinearFocus() { return nonLinearFocus; } 
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void setNonLinearFocus(double nonLinearFocus); 
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IEvent *getTimelineCoordinateSystemOriginEvent() { return eventLog>getEventForEventNumber(timelineCoordinateOriginEventNumber); }

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eventnumber_t getTimelineCoordinateSystemOriginEventNumber() { return timelineCoordinateOriginEventNumber; }

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double getTimelineCoordinateDelta(double simulationTimeDelta); 
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/**

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* Calculates the timeline coordinate for the given event. Returns value from the cache if already there or calculates it

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* while taking care about the calculation limits.

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*/

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double getTimelineCoordinate(ptr_t ptr, double lowerTimelineCoordinateCalculationLimit = DBL_MAX, double upperTimelineCoordinateCalculationLimit = DBL_MAX); 
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double getTimelineCoordinate(IEvent *event, double lowerTimelineCoordinateCalculationLimit = DBL_MAX, double upperTimelineCoordinateCalculationLimit = DBL_MAX); 
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double getCachedTimelineCoordinate(IEvent *event);

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double IEvent_getTimelineCoordinate(ptr_t ptr);

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void undefineTimelineCoordinateSystem();

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void relocateTimelineCoordinateSystem(IEvent *event);

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IEvent *getEventForNonLinearTimelineCoordinate(double timelineCoordinate, bool &forward); 
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IEvent *getLastEventNotAfterTimelineCoordinate(double timelineCoordinate);

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IEvent *getFirstEventNotBeforeTimelineCoordinate(double timelineCoordinate);

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/*

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* returns smallest event complexity in the event log

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*/

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long getSmallestEventComplexity();

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/*

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* returns largest event complexity in the event log

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*/

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long getLargestEventComplexity();

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/*

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* returns smallest event duration in the event log

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*/

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simtime_t getSmallestEventDuration(); 
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/*

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* returns largest event duration in the event log

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*/

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simtime_t getLargestEventDuration(); 
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/*

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* Returns whether an event not part of a set of parallel events with more than treshold elements.

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*/

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bool isBottleneck(IEvent* event, unsigned int threshold); 
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IEvent* getPreviousBottleneck(IEvent* e, unsigned int threshold); 
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IEvent* getNextBottleneck(IEvent* e, unsigned int threshold); 
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/**

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* Timeline coordinate can be given in the range (infinity, +infinity).

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* Simulation time will be in the range [0, lastEventSimulationTime].

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*/

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simtime_t getSimulationTimeForTimelineCoordinate(double timelineCoordinate, bool upperLimit = false); 
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/**

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* Simulation time must be in the range [0, lastEventSimulationTime].

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* Timeline coordinate will be in the range [0, lastEventTimelineCoordinate] if the

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* timeline origin is at the first event.

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*/

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double getTimelineCoordinateForSimulationTime(simtime_t simulationTime, bool upperLimit = false); 
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double getTimelineCoordinateForSimulationTimeAndEventInModule(simtime_t simulationTime, int moduleId); 
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std::vector<ptr_t> *getModuleMethodBeginEntries(ptr_t startEventPtr, ptr_t endEventPtr); 
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std::vector<ptr_t> *getIntersectingMessageDependencies(ptr_t startEventPtr, ptr_t endEventPtr); 
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std::vector<int> getApproximateMessageDependencyCountAdjacencyMatrix(std::map<int, int> *moduleIdToAxisIdMap, int numberOfSamples, int messageSendWeight = 1, int messageReuseWeight = 0); 
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protected:

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void extractSimulationTimesAndTimelineCoordinates(

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IEvent *event, IEvent *&nextEvent, 
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simtime_t &eventSimulationTime, double &eventTimelineCoordinate,

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simtime_t &nextEventSimulationTime, double &nextEventTimelineCoordinate,

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simtime_t &simulationTimeDelta, double &timelineCoordinateDelta);

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unsigned int getLargestParallelSetSize(IEvent* event); 
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void getParallelSet(IEvent* event, std::set<ptr_t>* parallelSet);

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simtime_t getSmallestParallelEndtime(IEvent* event); 
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}; 
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NAMESPACE_END 
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#endif
