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/// \file PerspectiveVisActionMessenger.cc
/// \brief Implementation of the PerspectiveVisActionMessenger class

#include "PerspectiveVisActionMessenger.hh"

#include "PerspectiveVisAction.hh"

#include "G4UIcmdWithAString.hh"
#include "G4UIcommand.hh"
#include "G4UIdirectory.hh"
#include "G4UImanager.hh"

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PerspectiveVisActionMessenger::PerspectiveVisActionMessenger(PerspectiveVisAction* PVA)
  : G4UImessenger(), fPVA(PVA), fpDirectory(0), fpCommandOS(0), fpCommandScene(0)
{
  G4bool omitable;

  fpDirectory = new G4UIdirectory("/perspectiveDemo/");
  fpDirectory->SetGuidance("Perspective demonstration commands.");

  fpCommandOS = new G4UIcmdWithAString("/perspectiveDemo/optionString", this);
  fpCommandOS->SetGuidance("Option string - any combination of \"x\", \"y\", \"z\", \"a[ll]\".");
  fpCommandOS->SetGuidance("Controls direction of perspective lines.");
  fpCommandOS->SetParameterName("option-string", omitable = true);
  fpCommandOS->SetDefaultValue("all");

  fpCommandScene = new G4UIcmdWithAString("/perspectiveDemo/scene", this);
  fpCommandScene->SetGuidance("Scene name.");
  fpCommandScene->SetParameterName("scene-name", omitable = true);
  fpCommandScene->SetDefaultValue("room-and-chair");
  fpCommandScene->SetCandidates("room-and-chair");
}

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PerspectiveVisActionMessenger::~PerspectiveVisActionMessenger()
{
  delete fpCommandScene;
  delete fpCommandOS;
  delete fpDirectory;
}

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void PerspectiveVisActionMessenger::SetNewValue(G4UIcommand* command, G4String newValue)
{
  if (command == fpCommandOS) {
    fPVA->SetOptionString(newValue);
  }

  else if (command == fpCommandScene) {
    fPVA->SetScene(newValue);
  }

  G4UImanager::GetUIpointer()->ApplyCommand("/vis/viewer/rebuild");
}

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