Pixmap.hpp

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#ifndef __blip_Pixmap_hpp
#define __blip_Pixmap_hpp

#include <blip/Blip.hpp>
#include <blip/Size.hpp>

namespace blip {

class Pixmap
{
  public:

  static const uint_t DEFAULT_ALIGNMENT;

  enum Format { Format_RGBA_32, Format_Alpha_8 };

  Pixmap(Format format, uint_t width, uint_t height,
         uint_t alignment = DEFAULT_ALIGNMENT);

  ~Pixmap() throw();

  inline uint_t getWidth() const throw()
  { return(_size.getWidth()); }

  inline uint_t getHeight() const throw()
  { return(_size.getHeight()); }

  inline Size getSize() const throw()
  { return(_size); }

  void setImageSize(const Size& imageSize) throw();

  inline const Size& getImageSize() const throw()
  { return(_imageSize); }

  inline int getImageWidth() const throw()
  { return(_imageSize.getWidth()); }

  inline int getImageHeight() const throw()
  { return(_imageSize.getHeight()); }

  inline uint_t getRowStride() const throw()
  { return(_rowStride); }

  inline Format getFormat() const throw()
  { return(_format); }

  inline const byte_t* getData() const throw()
  { return(_data); }

  inline byte_t* getData() throw()
  { return(_data); }

  inline const size_t getDataLength() const throw()
  { return(_dataLength); }

  inline uint_t getAlignment() const throw()
  { return(_alignment); }

  void clear() throw();

  bool isNull() const throw();

  private:

  Format _format;
  Size _size;
  Size _imageSize;
  uint_t _rowStride;
  uint_t _alignment;
  byte_t* _data;
  size_t _dataLength;
  size_t _pixelSize;

  CCXX_COPY_DECLS(Pixmap);
};

} // namespace blip

#endif // __blip_Pixmap_hpp