#ifndef _IMAGE_WRITER_H_
#define _IMAGE_WRITER_H_

#include "ImageFileFormat.h"
#include "TexCompTypes.h"

class ImageWriter {

 protected:

  uint32 m_Width;
  uint32 m_Height;

  const uint8 *m_PixelData;
	uint32 m_RawFileDataSz;
	uint8 *m_RawFileData;

  ImageWriter(const int width, const int height, const uint8 *rawData) 
  : m_PixelData(rawData)
  , m_Width(width), m_Height(height)
	, m_RawFileDataSz(256)
	, m_RawFileData(new uint8[m_RawFileDataSz])
    { }

  uint32 GetChannelForPixel(uint32 x, uint32 y, uint32 ch);

 public:
  virtual ~ImageWriter() {
		if(m_RawFileData) {
			delete m_RawFileData;
			m_RawFileData = 0;
		}
  }

  uint32 GetWidth() const { return m_Width; }
  uint32 GetHeight() const { return m_Height; }
  uint32 GetImageDataSz() const { return m_Width * m_Height * 4; }
	uint32 GetRawFileDataSz() const { return m_RawFileDataSz; }
	uint8 *GetRawFileData() const { return m_RawFileData; }
  virtual bool WriteImage() = 0;
};

#ifndef PNG_FOUND
#cmakedefine PNG_FOUND
#endif // PNG_FOUND

#endif // _IMAGE_LOADER_H_