FuncParmRep.cxx

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#ifdef HAVE_CONFIG_H
#include "config.h"
#else
#ifdef _MSC_VER
// include max() and min() missing from MicroSoft Visual C++
#include "msdevstudio/MSconfig.h"
#endif //_MSC_VER
#endif

#include "FuncParmRep.h"

#include "functions/FunctionBase.h"
#include "graphics/ViewBase.h"
#include "projectors/FunctionProjector.h"

#ifdef SSTREAM_DEFECT
#include <strstream>
using std::ostrstream;
#else
#include <sstream>
using std::ostringstream;
#endif

using std::string;
using std::vector;

FuncParmRep::FuncParmRep ( )
  : TextRepBase ( "Function Parameters" )
{
}

FuncParmRep::FuncParmRep ( const FuncParmRep & rep )
  : TextRepBase( rep )
{
}

RepBase * FuncParmRep::clone ()
{
  return new FuncParmRep( *this );
}

void
FuncParmRep::
drawProjectedValues ( ProjectorBase & proj,
                      ViewBase & view )
{
  const FunctionProjector & projector 
    = dynamic_cast< const FunctionProjector & > ( proj );

  FunctionBase * function = projector.function ();

#ifdef SSTREAM_DEFECT
  ostrstream strm_text;
#else
  ostringstream strm_text;
#endif
  const string & name = function->name ();
  strm_text << name << std::ends;

  string str_text ( strm_text.str () );
  float y_pos = 0.0;
  view.drawText ( str_text, 5.0, y_pos, m_size, 0, 'l', 't', true );

  const vector < string > & parm_names = function->parmNames ();
  const vector < double > & parm_values =function->getParameters ();

  for ( unsigned int i = 0; i < parm_names.size (); i++ ) {
    y_pos += m_size;
    strm_text.seekp ( 0 );
    strm_text << parm_names[i] << " = " << parm_values[i] << std::ends;
    str_text = strm_text.str();
    view.drawText ( str_text, 10.0, y_pos, m_size, 0, 'l', 't', true );
  }
}

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