otk/surface.hh (raw)
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// -*- 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 |