/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkTIFFReaderInternal_h
#define itkTIFFReaderInternal_h

#include "ITKIOTIFFExport.h"
#include "itkIntTypes.h"
#include "itk_tiff.h"


namespace itk
{

class ITKIOTIFF_HIDDEN TIFFReaderInternal
{
public:
  TIFFReaderInternal();
  int
  Initialize();

  void
  Clean();

  int
  CanRead();

  int
  Open(const char * filename);

  TIFF *   m_Image;
  bool     m_IsOpen;
  uint32_t m_Width;
  uint32_t m_Height;
  uint16_t m_NumberOfPages;
  uint16_t m_CurrentPage;
  uint16_t m_SamplesPerPixel;
  uint16_t m_Compression;
  uint16_t m_BitsPerSample;
  uint16_t m_Photometrics;
  bool     m_HasValidPhotometricInterpretation;
  uint16_t m_PlanarConfig;
  uint16_t m_Orientation;
  uint32_t m_TileRows;
  uint32_t m_TileColumns;
  uint32_t m_TileWidth;
  uint32_t m_TileHeight;
  uint32_t m_NumberOfTiles;
  uint32_t m_SubFiles;
  uint32_t m_IgnoredSubFiles;
  uint16_t m_ResolutionUnit;
  float    m_XResolution;
  float    m_YResolution;
  uint16_t m_SampleFormat;
};

} // namespace itk

#endif // itkTIFFReaderInternal_h