openbox/otk/surface.hh
2003-02-11 22:38:29 +00:00

88 lines
1.8 KiB
C++

// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
#ifndef __surface_hh
#define __surface_hh
#include "size.hh"
extern "C" {
#include <X11/Xlib.h>
#define _XFT_NO_COMPAT_ // no Xft 1 API
#include <X11/Xft/Xft.h>
#ifdef HAVE_STDINT_H
# include <stdint.h>
#else
# ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
#endif
}
namespace otk {
class ScreenInfo;
class RenderColor;
class RenderControl;
class TrueRenderControl;
class PseudoRenderControl;
#ifdef HAVE_STDINT_H
typedef uint32_t pixel32;
typedef uint16_t pixel16;
#else
typedef u_int32_t pixel32;
typedef u_int16_t pixel16;
#endif /* HAVE_STDINT_H */
#ifdef WORDS_BIGENDIAN
const int default_red_shift=0;
const int default_green_shift=8;
const int default_blue_shift=16;
const int endian=MSBFirst;
#else
const int default_red_shift=16;
const int default_green_shift=8;
const int default_blue_shift=0;
const int endian=LSBFirst;
#endif /* WORDS_BIGENDIAN */
class Surface {
int _screen;
Size _size;
pixel32 *_pixel_data;
Pixmap _pixmap;
XftDraw *_xftdraw;
protected:
void createObjects();
void destroyObjects();
void setPixmap(XImage *image);
void setPixmap(const RenderColor &color);
public:
Surface(int screen, const Size &size);
virtual ~Surface();
inline int screen(void) const { return _screen; }
const Size& size() const { return _size; }
Pixmap pixmap() const { return _pixmap; }
pixel32 *pixelData() { return _pixel_data; }
//! Frees the pixel data when it will no longer be needed. Only do this once
//! you have completed rendering onto the surface.
void freePixelData();
// The RenderControl classes use the internal objects in this class to render
// to it. Noone else needs them tho, so they are private.
friend class RenderControl;
friend class TrueRenderControl;
friend class PseudoRenderControl;
};
}
#endif // __surface_hh