vtkOpenGLGL2PSExporter.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkGL2PSExporter.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkOpenGLGL2PSExporter_h
#define vtkOpenGLGL2PSExporter_h

#include "vtkIOExportOpenGLModule.h" // For export macro
#include "vtkGL2PSExporter.h"

#include "vtkNew.h" // For vtkNew

class vtkActor;
class vtkActor2D;
class vtkBillboardTextActor3D;
class vtkCollection;
class vtkCoordinate;
class vtkImageData;
class vtkIntArray;
class vtkLabeledDataMapper;
class vtkLabeledContourMapper;
class vtkMatrix4x4;
class vtkPath;
class vtkProp;
class vtkPropCollection;
class vtkProp3DCollection;
class vtkRenderer;
class vtkRendererCollection;
class vtkScalarBarActor;
class vtkTextActor;
class vtkTextActor3D;
class vtkTextMapper;
class vtkTextProperty;

class VTKIOEXPORTOPENGL_EXPORT vtkOpenGLGL2PSExporter : public vtkGL2PSExporter
{
public:
  static vtkOpenGLGL2PSExporter *New();
  vtkTypeMacro(vtkOpenGLGL2PSExporter, vtkGL2PSExporter)
  void PrintSelf(ostream& os, vtkIndent indent);

protected:
  vtkOpenGLGL2PSExporter();
  ~vtkOpenGLGL2PSExporter();

  void WriteData();

  void SavePropVisibility(vtkRendererCollection *renCol,
                          vtkIntArray *volVis, vtkIntArray *actVis,
                          vtkIntArray *act2dVis);
  void RestorePropVisibility(vtkRendererCollection *renCol,
                             vtkIntArray *volVis, vtkIntArray *actVis,
                             vtkIntArray *act2dVis);
  void Turn3DPropsOff(vtkRendererCollection *renCol);
  void Turn2DPropsOff(vtkRendererCollection *renCol);
  void GetVisibleContextActors(vtkPropCollection *contextActors,
                               vtkRendererCollection *renCol);
  void SetPropVisibilities(vtkPropCollection *col, int vis);

  void DrawSpecialProps(vtkCollection *propCol, vtkRendererCollection *renCol);

  virtual void HandleSpecialProp(vtkProp *prop, vtkRenderer *ren);
  void DrawBillboardTextActor3D(vtkBillboardTextActor3D *textAct,
                                vtkRenderer *ren);
  void DrawTextActor(vtkTextActor *textAct, vtkRenderer *ren);
  void DrawTextActor3D(vtkTextActor3D *textAct, vtkRenderer *ren);
  void DrawTextMapper(vtkTextMapper *textMap, vtkActor2D *textAct,
                      vtkRenderer *ren);
  void DrawLabeledDataMapper(vtkLabeledDataMapper *mapper, vtkRenderer *ren);
  void DrawLabeledContourMapper(vtkActor *act, vtkLabeledContourMapper *mapper,
                                vtkRenderer *ren);
  void DrawScalarBarActor(vtkScalarBarActor *bar, vtkRenderer *ren);
  void DrawViewportTextOverlay(const char *string, vtkTextProperty *tprop,
                               vtkCoordinate *coord, vtkRenderer *ren);

  void CopyPixels(int copyRect[4], vtkRenderer *ren);

  void DrawContextActors(vtkPropCollection *contextActs,
                         vtkRendererCollection *renCol);

  vtkNew<vtkImageData> PixelData;

private:
  vtkOpenGLGL2PSExporter(const vtkOpenGLGL2PSExporter&) VTK_DELETE_FUNCTION;
  void operator=(const vtkOpenGLGL2PSExporter&) VTK_DELETE_FUNCTION;
};

#endif