G4HepRepFile.cc

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00025 //
00026 // $Id$
00027 //
00028 // 
00029 // Joseph Perl  1 October 2001
00030 // A graphics system to dump geometry hierarchy to the
00031 // HepRep graphics format (HepRep version 1).
00032 
00033 //HepRep
00034 #include "G4HepRepFileXMLWriter.hh"
00035 
00036 #include "G4HepRepFile.hh"
00037 #include "G4HepRepFileSceneHandler.hh"
00038 #include "G4HepRepFileViewer.hh"
00039 #include "G4HepRepMessenger.hh"
00040 
00041 static G4HepRepFileXMLWriter* hepRepXMLWriter;
00042 
00043 G4HepRepFile::G4HepRepFile():
00044   G4VGraphicsSystem("G4HepRepFile",
00045                     "HepRepFile",
00046                     "A HepRep (format 1) ascii file driver",
00047                     G4VGraphicsSystem::threeD) {
00048                 G4HepRepMessenger::GetInstance();
00049         hepRepXMLWriter = new G4HepRepFileXMLWriter();
00050 }
00051 
00052 G4HepRepFile::~G4HepRepFile()
00053 {
00054         delete hepRepXMLWriter;
00055 }
00056 
00057 G4VSceneHandler* G4HepRepFile::CreateSceneHandler(const G4String& name) {
00058   G4VSceneHandler* pScene = new G4HepRepFileSceneHandler(*this, name);
00059   return pScene;
00060 }
00061 
00062 G4VViewer* G4HepRepFile::CreateViewer(G4VSceneHandler& scene,
00063                                const G4String& name) {
00064   G4VViewer* pView =
00065     new G4HepRepFileViewer((G4HepRepFileSceneHandler&) scene, name);
00066   if (pView) {
00067     if (pView->GetViewId() < 0) {
00068       G4cout <<
00069         "G4HepRepFile::CreateViewer: ERROR flagged by negative"
00070         " view id in G4HepRepFileViewer creation."
00071         "\n Destroying view and returning null pointer."
00072              << G4endl;
00073       delete pView;
00074       pView = 0;
00075     }
00076   }
00077   else {
00078     G4cout <<
00079       "G4HepRepFile::CreateViewer: ERROR: null pointer on new G4HepRepFileViewer."
00080            << G4endl;
00081   }
00082   return pView;
00083 }
00084 
00085 G4HepRepFileXMLWriter* G4HepRepFile::GetHepRepXMLWriter () {
00086     return hepRepXMLWriter;
00087 }

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