DocumentHashGenerator.cpp

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/******************************************************************************************************
 * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released      *
 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission.     *
 ******************************************************************************************************/
 
#include "CallbackDocumentHash.h"
#include "Document.h"
#include "DocumentHashGenerator.h"
#include "Logger.h"
 
DocumentHashGenerator::DocumentHashGenerator()
{
}
 
DocumentHash DocumentHashGenerator::generate (const Document &document) const
{
  // LOG4CPP_INFO_S is below
 
  // Get hash by letting functor iterate through Document
  CallbackDocumentHash ftor (document.documentAxesPointsRequired());
 
  Functor2wRet<const QString &, const Point &, CallbackSearchReturn> ftorWithCallback = functor_ret (ftor,
                                                                                                     &CallbackDocumentHash::callback);
 
  document.iterateThroughCurvePointsAxes (ftorWithCallback);
  document.iterateThroughCurvesPointsGraphs (ftorWithCallback);
 
  LOG4CPP_INFO_S ((*mainCat)) << "DocumentHashGenerator::generator result=" << ftor.hash().data ();
 
  return ftor.hash ();
}