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BImage.h

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// BImage.h (this is -*- C++ -*-)
// 
// \author: Bjoern Giesler <bjoern@giesler.de>
// 
// 
// 
// $Author: giesler $
// $Locker$
// $Revision$
// $Date: 2002-08-19 10:41:28 +0200 (Mon, 19 Aug 2002) $

#ifndef BIMAGE_H
#define BIMAGE_H

/* system includes */
#include <string>

/* my includes */
#include "BGraphics.h"

class BPoint;
class BRect;
class BFont;
class BWidget;

class BImage {
public:

  typedef enum {
    FMT_RGB15,
    FMT_GREY5
  } ImageFormat; 

  BImage(char** xpmData);

  BImage(int width, int height,
         ImageFormat format = FMT_RGB15);

  BImage(int width, int height,
         uint8* image, ImageFormat format = FMT_RGB15,
         bool copy = false);
  BImage(const BImage& img);

  virtual ~BImage();

  void operator=(const BImage& img);

  virtual int width() const { return _width; }
  virtual int height() const { return _height; }
  virtual int format() const { return _format; }

  virtual void blit(const BPoint& pt, uint16* screenStart);


  void drawPixel(const BPoint& pt, uint16 color);
  void drawPixel(int x, int y, uint16 color);
  void drawLine(const BPoint& pt1, const BPoint& pt2, uint16 color);
  void drawRect(const BRect& rect, uint16 color);
  BPoint drawText(BFont* font, const std::string& text,
                  int cursorPos, const BRect& clip,
                  const BWidget& widget, uint16 color);


  uint8* bytes() { return _image; }
  const uint8* bytes() const { return _image; }

  void fill(uint16 color);

private:
  uint8* _image;
  bool _freeImage;
  int _width, _height;
  ImageFormat _format;
};

#endif /* BIMAGE_H */

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