vtkPNGReader.h

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

  Program:   Visualization Toolkit
  Module:    vtkPNGReader.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 vtkPNGReader_h
#define vtkPNGReader_h

#include "vtkIOImageModule.h" // For export macro
#include "vtkImageReader2.h"

class VTKIOIMAGE_EXPORT vtkPNGReader : public vtkImageReader2
{
public:
  static vtkPNGReader *New();
  vtkTypeMacro(vtkPNGReader,vtkImageReader2);
  virtual void PrintSelf(ostream& os, vtkIndent indent);

  virtual int CanReadFile(const char* fname);


  virtual const char* GetFileExtensions()
    {
      return ".png";
    }


  virtual const char* GetDescriptiveName()
    {
      return "PNG";
    }

protected:
  vtkPNGReader() {}
  ~vtkPNGReader() {}

  virtual void ExecuteInformation();
  virtual void ExecuteDataWithInformation(vtkDataObject *out, vtkInformation *outInfo);
private:
  vtkPNGReader(const vtkPNGReader&);  // Not implemented.
  void operator=(const vtkPNGReader&);  // Not implemented.
};
#endif