FuncChiRep.cxx

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00001 
00012 #include "FuncChiRep.h"
00013 
00014 #include "graphics/ViewBase.h"
00015 #include "pattern/string_convert.h"
00016 #include "projectors/FunctionProjector.h"
00017 
00018 #include <iomanip>
00019 #include <sstream>
00020 
00021 using std::string;
00022 
00023 using namespace hippodraw;
00024 
00025 FuncChiRep::FuncChiRep ( )
00026   : TextRepBase ( "Chi-squared" )
00027 {
00028 }
00029 
00030 FuncChiRep::FuncChiRep ( const FuncChiRep & rep )
00031   : TextRepBase( rep )
00032 {
00033 }
00034 
00035 RepBase * FuncChiRep::clone ()
00036 {
00037   return new FuncChiRep ( *this );
00038 }
00039 
00040 void
00041 FuncChiRep::
00042 drawProjectedValues ( ProjectorBase & proj,
00043                       ViewBase & view )
00044 {
00045   const FunctionProjector & projector 
00046     = dynamic_cast< const FunctionProjector & > ( proj );
00047 
00048   int dof = projector.degreesOfFreedom ();
00049 
00050   std::ostringstream message;
00051   message << "chi^2 / dof = "
00052           << std::setprecision(3)
00053           << projector.objectiveValue()
00054           << " / " << dof;
00055   
00056   view.drawText ( message.str(), 5.0, 0.0, m_size, 0, 'l', 't', true,
00057                   0, &m_color );
00058 }

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