Gabriele Cosmo
127 lines
4.3 KiB
C++
127 lines
4.3 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// $Id: G4XXXFileViewer.cc,v 1.3 2006/07/03 16:52:49 allison Exp $
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// GEANT4 tag $Name: geant4-09-01 $
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//
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//
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// John Allison 7th March 2006
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// A template for a file-writing graphics driver.
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//?? Lines beginning like this require specialisation for your driver.
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#include "G4XXXFileViewer.hh"
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#include "G4VSceneHandler.hh"
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#include "G4XXXFileSceneHandler.hh"
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#include <sstream>
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void G4XXXFileViewer::FileWriter::Close()
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{
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if (fOpen) {
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G4cout << "Closing file " << fFileName << G4endl;
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fFile.close();
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fOpen = false;
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}
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}
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void G4XXXFileViewer::FileWriter::WriteItem(const G4String& item)
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{
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if (!fOpen)
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{
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std::ifstream ifs;
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std::ostringstream oss;
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G4int i = 0;
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do {
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oss.str("");
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oss << "g4_" << i << ".XXXFile";
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ifs.open(oss.str().c_str());
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if (!ifs) break; // Doesn't exist, so can open a new file.
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else ifs.close();
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++i;
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} while(true);
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fFileName = oss.str();
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G4cout << "Opening file " << fFileName << G4endl;
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fFile.open(fFileName.c_str());
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fOpen = true;
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}
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if (fFile.good()) fFile << item << std::endl;
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else G4cout << "G4XXXFileViewer::FileWriter::WriteItem: ERROR" << G4endl;
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}
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G4XXXFileViewer::G4XXXFileViewer
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(G4VSceneHandler& sceneHandler, const G4String& name):
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G4VViewer(sceneHandler, sceneHandler.IncrementViewCount(), name)
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{}
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G4XXXFileViewer::~G4XXXFileViewer()
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{
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fFileWriter.Close();
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}
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void G4XXXFileViewer::SetView() {
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#ifdef G4XXXFileDEBUG
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G4cout << "G4XXXFileViewer::SetView() called." << G4endl;
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#endif
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}
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void G4XXXFileViewer::ClearView() {
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#ifdef G4XXXFileDEBUG
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G4cout << "G4XXXFileViewer::ClearView() called." << G4endl;
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#endif
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fFileWriter.Rewind();
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}
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void G4XXXFileViewer::DrawView() {
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#ifdef G4XXXFileDEBUG
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G4cout << "G4XXXFileViewer::DrawView() called." << G4endl;
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#endif
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// First, a view should decide when to re-visit the G4 kernel.
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// Sometimes it might not be necessary, e.g., if the scene is stored
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// in a graphical database (e.g., OpenGL's display lists) and only
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// the viewing angle has changed. But graphics systems without a
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// graphical database will always need to visit the G4 kernel.
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NeedKernelVisit (); // Default is - always visit G4 kernel.
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// Note: this routine sets the fNeedKernelVisit flag of *all* the
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// views of the scene.
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ProcessView (); // The basic logic is here.
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// Then a view may have more to do, e.g., display the graphical
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// database. That code should come here...
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// ...before finally...
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FinishView (); // Flush streams and/or swap buffers.
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}
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void G4XXXFileViewer::ShowView() {
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#ifdef G4XXXFileDEBUG
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G4cout << "G4XXXFileViewer::ShowView() called." << G4endl;
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#endif
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fFileWriter.Close();
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}
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