openbox/otk/truerendercontrol.hh

53 lines
1.5 KiB
C++

// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
#ifndef __truerendercontrol_hh
#define __truerendercontrol_hh
#include "rendercontrol.hh"
#include <vector>
namespace otk {
#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 TrueRenderControl : public RenderControl {
private:
// the number of bits to shift a color value (from 0-255) to the right, to
// fit it into the the color mask (do this before the offset)
int _red_shift;
int _green_shift;
int _blue_shift;
// the offset of each color in a color mask
int _red_offset;
int _green_offset;
int _blue_offset;
inline void highlight(pixel32 *x, pixel32 *y, bool raised) const;
void reduceDepth(Surface &sf, XImage *im) const;
void verticalGradient(Surface &sf, const RenderTexture &texture) const;
void diagonalGradient(Surface &sf, const RenderTexture &texture) const;
void crossDiagonalGradient(Surface &sf, const RenderTexture &texture) const;
virtual void drawGradientBackground(Surface &sf,
const RenderTexture &texture) const;
public:
TrueRenderControl(int screen);
virtual ~TrueRenderControl();
virtual void drawBackground(Surface& sf, const RenderTexture &texture) const;
};
}
#endif // __truerendercontrol_hh