DQMHistosBase.cc

#include "otsdaq/RootUtilities/DQMHistosBase.h"
#include "otsdaq/Macros/CoutMacros.h"
#include "otsdaq/RootUtilities/VisualDataManager.h"
 
#include <TDirectory.h>
#include <TFile.h>
#include <TStyle.h>
 
#include <ctime>
#include <iostream>
 
using namespace ots;
 
#undef __MF_SUBJECT__
#define __MF_SUBJECT__ "DQMHistos"
#define mfSubject_ (std::string("DQMHistos"))
 
//==============================================================================
DQMHistosBase::DQMHistosBase(void) { gStyle->SetPalette(1); }
 
//==============================================================================
DQMHistosBase::~DQMHistosBase(void) { closeFile(); }
 
//==============================================================================
bool DQMHistosBase::isFileOpen(void)
{
    if(theFile_ == nullptr || !theFile_->IsOpen())
        return false;
    return true;
}
 
//==============================================================================
void DQMHistosBase::openFile(std::string fileName)
{
    closeFile();
    myDirectory_ = nullptr;
    theFile_     = theDataManager_->openFile(fileName);
 
    theFile_->cd();
    myDirectory_ = theFile_;
}
 
//==============================================================================
void DQMHistosBase::save(void)
{
    if(theFile_ != nullptr)
    {
        if(autoSave_)
            theFile_->Write(
                "",
                TObject::
                    kOverwrite);  // write the histogram to the file with kOverwrite update option
        else
            theFile_->Write();  // Lorenzo changed 2023-04-07 to kOverwrite
    }
}
 
//==============================================================================
void DQMHistosBase::autoSave(
    bool
        force)  // The file will be saved if currentTime - beginTimeTime_ is >= autoSaveInterval_
{
    if(!autoSave_)
        return;
 
    time_t currentTime;
    time(&currentTime);
    if(beginTime_ == 0)
    {
        theFile_->Write(
            "",
            TObject::
                kOverwrite);  // write the histogram to the file with kOverwrite update option
        beginTime_ = currentTime;
        return;
    }
 
    if(force || currentTime - beginTime_ >= autoSaveInterval_)
    {
        theFile_->Write(
            "",
            TObject::
                kOverwrite);  // write the histogram to the file with kOverwrite update option
        beginTime_ = currentTime;
    }
}
 
//==============================================================================
void DQMHistosBase::closeFile(void)
{
    if(theFile_ != nullptr)
    {
        if(theFile_->IsOpen())
            theFile_->Close();
        theFile_ = nullptr;
    }
}
 
//==============================================================================
TObject* DQMHistosBase::get(std::string name)
{
    if(theFile_ != nullptr)
        return theFile_->Get(name.c_str());
    return 0;
}