00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkPNGReader.h,v $ 00005 00006 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 00007 All rights reserved. 00008 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00009 00010 This software is distributed WITHOUT ANY WARRANTY; without even 00011 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00012 PURPOSE. See the above copyright notice for more information. 00013 00014 =========================================================================*/ 00028 #ifndef __vtkPNGReader_h 00029 #define __vtkPNGReader_h 00030 00031 #include "vtkImageReader2.h" 00032 00033 class VTK_IO_EXPORT vtkPNGReader : public vtkImageReader2 00034 { 00035 public: 00036 static vtkPNGReader *New(); 00037 vtkTypeRevisionMacro(vtkPNGReader,vtkImageReader2); 00038 virtual void PrintSelf(ostream& os, vtkIndent indent); 00039 00041 virtual int CanReadFile(const char* fname); 00042 00044 00046 virtual const char* GetFileExtensions() 00047 { 00048 return ".png"; 00049 } 00051 00053 00055 virtual const char* GetDescriptiveName() 00056 { 00057 return "PNG"; 00058 } 00060 00061 protected: 00062 vtkPNGReader() {}; 00063 ~vtkPNGReader() {}; 00064 00065 virtual void ExecuteInformation(); 00066 virtual void ExecuteData(vtkDataObject *out); 00067 private: 00068 vtkPNGReader(const vtkPNGReader&); // Not implemented. 00069 void operator=(const vtkPNGReader&); // Not implemented. 00070 }; 00071 #endif 00072 00073