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#include <Xw_Extension.h>
/* ifdef then trace on */
#ifdef TRACE
#define TRACE_GET_COLORMAP_INFO
#endif
/*
XW_STATUS Xw_get_colormap_info (acolormap,visual,tclass,visualid,
mcolor,scolor,ucolor,dcolor,fcolor):
XW_EXT_COLORMAP *acolormap
Aspect_Handle **visual Return Visual structure address
Xw_TypeOfVisual *tclass Return Visual Class of the creating colormap
int *visualid Return the visual identificator
int *mcolor Return the maximum color number of the colormap
int *scolor Return the System Color base pixel used in the colormap
int *ucolor Return the User color number used in the colormap
int *dcolor Return the User color number defined in the colormap
int *fcolor Return the First Free User color index in the colormap
NOTE than if fcolor is < 0 No more free colors exist in the colormap
Returns ERROR if the Extended Colormap is not defined
Returns SUCCESS if successful
*/
#ifdef XW_PROTOTYPE
XW_STATUS Xw_get_colormap_info (void* acolormap,
Aspect_Handle** visual,
Xw_TypeOfVisual* tclass,
int* visualid,
int* mcolor,int* scolor,
int* ucolor,int* dcolor,int* fcolor)
#else
XW_STATUS Xw_get_colormap_info (acolormap,visual,tclass,visualid,mcolor,scolor,ucolor,dcolor,fcolor)
void *acolormap;
Aspect_Handle **visual ;
Xw_TypeOfVisual *tclass ;
int *visualid;
int *mcolor,*scolor,*ucolor,*dcolor,*fcolor ;
#endif /*XW_PROTOTYPE*/
{
XW_EXT_COLORMAP *pcolormap = (XW_EXT_COLORMAP*)acolormap;
int i ;
if( !Xw_isdefine_colormap(pcolormap) ) {
/*ERROR*Bad EXT_COLORMAP Address*/
Xw_set_error(42,"Xw_get_colormap_info",pcolormap) ;
return (XW_ERROR) ;
}
*visual = (Aspect_Handle*) _CVISUAL ;
*tclass = (Xw_TypeOfVisual) _CCLASS ;
*visualid = _CVISUAL->visualid;
*mcolor = pcolormap->maxhcolor ;
*scolor = _CINFO.base_pixel ;
*ucolor = pcolormap->maxucolor ;
*dcolor = 0 ;
*fcolor = -1 ;
for( i=0 ; i< *ucolor ; i++ ) {
if( (pcolormap->define[i] != FREECOLOR) &&
(pcolormap->define[i] != HIGHCOLOR)) (*dcolor)++ ;
else if( *fcolor < 0 ) *fcolor = i ;
}
#ifdef TRACE_GET_COLORMAP_INFO
if( Xw_get_trace() ) {
printf (" Xw_get_colormap_info(%lx,%lx,%d,%d,%d,%d,%d,%d,%d)\n",
(long ) pcolormap,(long ) *visual,*tclass,*visualid,*mcolor,*scolor,*ucolor,*dcolor,*fcolor) ;
}
#endif
return (XW_SUCCESS);
}
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