vtkView.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkView.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.
 
=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkView_h
#define vtkView_h
 
#include "vtkObject.h"
#include "vtkViewsCoreModule.h" // For export macro
 
class vtkAlgorithmOutput;
class vtkCommand;
class vtkDataObject;
class vtkDataRepresentation;
class vtkSelection;
class vtkViewTheme;
 
class VTKVIEWSCORE_EXPORT vtkView : public vtkObject
{
public:
  static vtkView* New();
  vtkTypeMacro(vtkView, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void AddRepresentation(vtkDataRepresentation* rep);
 
  void SetRepresentation(vtkDataRepresentation* rep);
 
  vtkDataRepresentation* AddRepresentationFromInputConnection(vtkAlgorithmOutput* conn);
 
  vtkDataRepresentation* SetRepresentationFromInputConnection(vtkAlgorithmOutput* conn);
 
  vtkDataRepresentation* AddRepresentationFromInput(vtkDataObject* input);
 
  vtkDataRepresentation* SetRepresentationFromInput(vtkDataObject* input);
 
  void RemoveRepresentation(vtkDataRepresentation* rep);
 
  void RemoveRepresentation(vtkAlgorithmOutput* rep);
 
  void RemoveAllRepresentations();
 
  int GetNumberOfRepresentations();
 
  vtkDataRepresentation* GetRepresentation(int index = 0);
 
  bool IsRepresentationPresent(vtkDataRepresentation* rep);
 
  virtual void Update();
 
  virtual void ApplyViewTheme(vtkViewTheme* vtkNotUsed(theme)) {}
 
  vtkCommand* GetObserver();
 
 
  class ViewProgressEventCallData
  {
    const char* Message;
    double Progress;
 
  public:
    ViewProgressEventCallData(const char* msg, double progress)
    {
      this->Message = msg;
      this->Progress = progress;
    }
    ~ViewProgressEventCallData() { this->Message = nullptr; }
 
    const char* GetProgressMessage() const { return this->Message; }
 
    double GetProgress() const { return this->Progress; }
  };
 
  void RegisterProgress(vtkObject* algorithm, const char* message = nullptr);
 
  void UnRegisterProgress(vtkObject* algorithm);
 
protected:
  vtkView();
  ~vtkView() override;
 
  virtual void ProcessEvents(vtkObject* caller, unsigned long eventId, void* callData);
 
  virtual vtkDataRepresentation* CreateDefaultRepresentation(vtkAlgorithmOutput* conn);
 
  virtual void AddRepresentationInternal(vtkDataRepresentation* vtkNotUsed(rep)) {}
  virtual void RemoveRepresentationInternal(vtkDataRepresentation* vtkNotUsed(rep)) {}
 
 
  vtkSetMacro(ReuseSingleRepresentation, bool);
  vtkGetMacro(ReuseSingleRepresentation, bool);
  vtkBooleanMacro(ReuseSingleRepresentation, bool);
  bool ReuseSingleRepresentation;
 
private:
  vtkView(const vtkView&) = delete;
  void operator=(const vtkView&) = delete;
 
  class vtkImplementation;
  vtkImplementation* Implementation;
 
  class Command;
  friend class Command;
  Command* Observer;
 
  class vtkInternal;
  vtkInternal* Internal;
};
 
#endif