00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // 00027 // $Id$ 00028 // 00029 // 00030 // John Allison 7th March 2006 00031 // A template for a file-writing graphics driver. 00032 //?? Lines beginning like this require specialisation for your driver. 00033 00034 #ifndef G4XXXFileVIEWER_HH 00035 #define G4XXXFileVIEWER_HH 00036 00037 #include "G4VViewer.hh" 00038 00039 #include <fstream> 00040 00041 class G4XXXFileViewer: public G4VViewer { 00042 public: 00043 G4XXXFileViewer(G4VSceneHandler&,const G4String& name); 00044 virtual ~G4XXXFileViewer(); 00045 void SetView(); 00046 void ClearView(); 00047 void DrawView(); 00048 void ShowView(); 00049 // A simple class to handle delayed opening, etc. There are various 00050 // degrees of sophistication in, for example, the allocation of 00051 // filenames -- see FukuiRenderer or HepRepFile. 00052 class FileWriter { 00053 public: 00054 FileWriter(): fOpen(false) {} 00055 G4bool IsOpen() {return fOpen;} 00056 void WriteItem(const G4String& item); 00057 void Close(); 00058 // Implement rewind as close and re-open... 00059 void Rewind() {if (fOpen) {fFile.close(); fFile.open(fFileName.c_str());}} 00060 private: 00061 G4String fFileName; 00062 G4bool fOpen; 00063 std::ofstream fFile; 00064 }; 00065 FileWriter& GetFileWriter() {return fFileWriter;} 00066 private: 00067 FileWriter fFileWriter; 00068 }; 00069 00070 #endif