G4OpenGLFontBaseStore.cc

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// $Id: G4OpenGLFontBaseStore.cc 66373 2012-12-18 09:41:34Z gcosmo $
//

#include "G4OpenGLFontBaseStore.hh"

std::map<G4VViewer*,std::vector<G4OpenGLFontBaseStore::FontInfo> >
G4OpenGLFontBaseStore::fFontBaseMap;

void G4OpenGLFontBaseStore::AddFontBase
(G4VViewer* viewer, G4int fontBase,
 G4double size, const G4String& fontName,
 G4int width) {
  fFontBaseMap[viewer].push_back(FontInfo(fontName, size, fontBase, width));
}

const G4OpenGLFontBaseStore::FontInfo&
G4OpenGLFontBaseStore::GetFontInfo
(G4VViewer* viewer, G4double size) {
  std::map<G4VViewer*,std::vector<FontInfo> >::const_iterator i =
    fFontBaseMap.find(viewer);
  if (i != fFontBaseMap.end()) {
    G4double sizeDiscrepancy = 9999.;
    std::vector<FontInfo>::const_iterator j, k;
    for (j = i->second.begin(); j != i->second.end(); ++j) {
      G4double d = std::abs(size - j->fSize);
      if (d < sizeDiscrepancy) {
  sizeDiscrepancy = d;
  k = j;
      }
    }
    return *k;
  } else {
    // No font found for requested viewer.
    static const FontInfo nullFontInfo;  // Default struct, fontBase = -1;
    return nullFontInfo;
  }
}