G4VisCommandViewerZoom Class Reference

#include <G4VisCommandsViewer.hh>

Inheritance diagram for G4VisCommandViewerZoom:

Public Member Functions
	G4VisCommandViewerZoom ()
virtual	~G4VisCommandViewerZoom ()
G4String	GetCurrentValue (G4UIcommand *command)
void	SetNewValue (G4UIcommand *command, G4String newValue)

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Detailed Description

Definition at line 299 of file G4VisCommandsViewer.hh.

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Constructor & Destructor Documentation

G4VisCommandViewerZoom::G4VisCommandViewerZoom

(

)

Definition at line 1629 of file G4VisCommandsViewer.cc.

                                               :
  fZoomMultiplier (1.),
  fZoomTo         (1.)
{
  G4bool omitable, currentAsDefault;

  fpCommandZoom = new G4UIcmdWithADouble
    ("/vis/viewer/zoom", this);
  fpCommandZoom -> SetGuidance ("Incremental zoom.");
  fpCommandZoom -> SetGuidance
    ("Multiplies current magnification by this factor.");
  fpCommandZoom -> SetParameterName("multiplier",
                                     omitable=true,
                                     currentAsDefault=true);

  fpCommandZoomTo = new G4UIcmdWithADouble
    ("/vis/viewer/zoomTo", this);
  fpCommandZoomTo -> SetGuidance ("Absolute zoom.");
  fpCommandZoomTo -> SetGuidance
    ("Magnifies standard magnification by this factor.");
  fpCommandZoomTo -> SetParameterName("factor",
                                       omitable=true,
                                       currentAsDefault=true);
}

G4VisCommandViewerZoom::~G4VisCommandViewerZoom

(

)

[virtual]

Definition at line 1654 of file G4VisCommandsViewer.cc.

                                                 {
  delete fpCommandZoom;
  delete fpCommandZoomTo;
}

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Member Function Documentation

G4String G4VisCommandViewerZoom::GetCurrentValue

(

G4UIcommand *

command

)

[virtual]

Reimplemented from G4UImessenger.

Definition at line 1659 of file G4VisCommandsViewer.cc.

References G4UIcommand::ConvertToString().

                                                                      {
  G4String currentValue;
  if (command == fpCommandZoom) {
    currentValue = fpCommandZoom->ConvertToString(fZoomMultiplier);
  }
  else if (command == fpCommandZoomTo) {
    currentValue = fpCommandZoomTo->ConvertToString(fZoomTo);
  }
  return currentValue;
}

void G4VisCommandViewerZoom::SetNewValue	(	G4UIcommand *	command,
		G4String	newValue
	)			[virtual]

Reimplemented from G4UImessenger.

Definition at line 1670 of file G4VisCommandsViewer.cc.

References G4VisManager::confirmations, G4VisManager::errors, G4VVisCommand::fpVisManager, G4cout, G4endl, G4VisManager::GetCurrentViewer(), G4UIcmdWithADouble::GetNewDoubleValue(), G4VisManager::GetVerbosity(), G4VViewer::GetViewParameters(), G4ViewParameters::GetZoomFactor(), G4ViewParameters::MultiplyZoomFactor(), G4VVisCommandViewer::SetViewParameters(), and G4ViewParameters::SetZoomFactor().

                                                             {


  G4VisManager::Verbosity verbosity = fpVisManager->GetVerbosity();

  G4VViewer* currentViewer = fpVisManager->GetCurrentViewer();
  if (!currentViewer) {
    if (verbosity >= G4VisManager::errors) {
      G4cout <<
        "ERROR: G4VisCommandsViewerZoom::SetNewValue: no current viewer."
             << G4endl;
    }
    return;
  }

  G4ViewParameters vp = currentViewer->GetViewParameters();

  if (command == fpCommandZoom) {
    fZoomMultiplier = fpCommandZoom->GetNewDoubleValue(newValue);
    vp.MultiplyZoomFactor(fZoomMultiplier);
  }
  else if (command == fpCommandZoomTo) {
    fZoomTo = fpCommandZoom->GetNewDoubleValue(newValue);
    vp.SetZoomFactor(fZoomTo);
  }

  if (verbosity >= G4VisManager::confirmations) {
    G4cout << "Zoom factor changed to " << vp.GetZoomFactor() << G4endl;
  }

  SetViewParameters(currentViewer, vp);
}

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The documentation for this class was generated from the following files:

• G4VisCommandsViewer.hh
• G4VisCommandsViewer.cc

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