Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/visualization/OpenGL/src/G4OpenGLFontBaseStore.cc

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
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 25 //
 26 //
 27 //
 28 
 29 #include "G4OpenGLFontBaseStore.hh"
 30 
 31 std::map<G4VViewer*,std::vector<G4OpenGLFontBaseStore::FontInfo> >
 32 G4OpenGLFontBaseStore::fFontBaseMap;
 33 
 34 void G4OpenGLFontBaseStore::AddFontBase
 35 (G4VViewer* viewer, G4int fontBase,
 36  G4double size, const G4String& fontName,
 37  G4int width) {
 38   fFontBaseMap[viewer].push_back(FontInfo(fontName, size, fontBase, width));
 39 }
 40 
 41 const G4OpenGLFontBaseStore::FontInfo&
 42 G4OpenGLFontBaseStore::GetFontInfo
 43 (G4VViewer* viewer, G4double size) {
 44   std::map<G4VViewer*,std::vector<FontInfo> >::const_iterator i =
 45     fFontBaseMap.find(viewer);
 46   if (i != fFontBaseMap.end()) {
 47     G4double sizeDiscrepancy = 9999.;
 48     std::vector<FontInfo>::const_iterator j, k;
 49     for (j = i->second.begin(); j != i->second.end(); ++j) {
 50       G4double d = std::abs(size - j->fSize);
 51       if (d < sizeDiscrepancy) {
 52   sizeDiscrepancy = d;
 53   k = j;
 54       }
 55     }
 56     return *k;
 57   } else {
 58     // No font found for requested viewer.
 59     static const FontInfo nullFontInfo;  // Default struct, fontBase = -1;
 60     return nullFontInfo;
 61   }
 62 }
 63