static void
GrSetSystemPaletteWrapper(void *r)
{
nxSetSystemPaletteReq *req = r;
GR_PALETTE pal;
pal.count = req->count;
memcpy(pal.palette, req->palette, sizeof(pal.palette));
GrSetSystemPalette(req->first, &pal);
}
// ncolors <= 256
int NX_SetColors (_THIS, int firstcolor, int ncolors, SDL_Color * colors)
{
int i ;
GR_PALETTE pal ;
Dprintf ("enter NX_SetColors\n") ;
if (ncolors > 256) return 0 ;
pal.count = ncolors ;
for (i = 0; i < ncolors; ++ i) {
pal.palette [i].r = colors [i].r ;
pal.palette [i].g = colors [i].g ;
pal.palette [i].b = colors [i].b ;
}
GrSetSystemPalette (firstcolor, & pal) ;
Dprintf ("leave NX_SetColors\n") ;
return 1 ;
}
/*
* set the server palette to the requested colour
* NOTE: this has only been tested for 8-bit colour!
*/
int
XStoreColor(Display *dpy, Colormap cmap, XColor *xc)
{
unsigned char ind;
ind = xc->pixel & 0xff; /* colour map index */
/*
* the colours are passed as 16-bit values so divide by 256 to
* get 8-bit RGB values
*/
srv_pal.palette[0].r = (xc->red / 256) & 0xff;
srv_pal.palette[0].g = (xc->green / 256) & 0xff;
srv_pal.palette[0].b = (xc->blue / 256) & 0xff;
srv_pal.count = 1;
#if 0
/* DEBUG */
printf("XStoreColor: ind=%d, r=%02x, g=%02x, b=%02x\n", ind, \
srv_pal.palette[0].r, srv_pal.palette[0].g, \
srv_pal.palette[0].b);
#endif
GrSetSystemPalette(ind, &srv_pal);
return(0);
}