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#include <Xw_Extension.h>
/* ifdef then trace on */
#ifdef TRACE
#define TRACE_DEF_MARKER
#endif
/*
STATUS Xw_def_marker (amarkmap,index,npoint,spoint,xpoint,ypoint):
XW_EXT_MARKMAP *amarkmap
int index Marker index 0 > x < MAXMARKER
int npoint Marker length
int *spoint Marker status point (move-draw boolean)
float *xpoint Marker X coords in space -1,+1
float *ypoint Marker Y coords in space -1,+1
Update Marker Extended markmap index with the specified line marker
descriptor .
Marker point must be defined in the float space -1,+1
NOTE that marker index 0 is the default marker (.)
and cann't be REDEFINED .
NOTE that the marker size in Meter is decide at the draw_marker time.
Returns ERROR if BadMarker Index or Bad marker coords
Returns SUCCESS if Successful
*/
#ifdef XW_PROTOTYPE
XW_STATUS Xw_def_marker (void* amarkmap,
int index,int npoint,int* spoint,float *xpoint,float *ypoint)
#else
XW_STATUS Xw_def_marker (amarkmap,index,npoint,spoint,xpoint,ypoint)
void *amarkmap;
int index,npoint,*spoint;
float *xpoint,*ypoint;
#endif /*XW_PROTOTYPE*/
{
XW_EXT_MARKMAP *pmarkmap = (XW_EXT_MARKMAP*) amarkmap ;
int i ;
if ( !Xw_isdefine_markerindex(pmarkmap,index) ) {
/*Bad Marker Index*/
Xw_set_error(10,"Xw_def_marker",&index) ;
return (XW_ERROR) ;
}
if( pmarkmap->npoint[index] ) {
pmarkmap->npoint[index] = 0;
Xw_free(pmarkmap->spoint[index]);
pmarkmap->spoint[index] = NULL;
Xw_free(pmarkmap->xpoint[index]);
pmarkmap->xpoint[index] = NULL;
Xw_free(pmarkmap->ypoint[index]);
pmarkmap->ypoint[index] = NULL;
}
if( npoint > 0 ) {
int *s = pmarkmap->spoint[index] =
(int*) Xw_malloc(npoint*sizeof(int));
float *x = pmarkmap->xpoint[index] =
(float*) Xw_malloc(npoint*sizeof(float));
float *y = pmarkmap->ypoint[index] =
(float*) Xw_malloc(npoint*sizeof(float));
if( s && x && y ) {
pmarkmap->npoint[index] = npoint;
for( i=0 ; i<npoint ; i++ ) {
*s++ = spoint[i];
*x++ = xpoint[i];
*y++ = ypoint[i];
}
} else {
/*Marker Allocation failed*/
Xw_set_error(11,"Xw_def_marker",NULL) ;
return (XW_ERROR) ;
}
}
#ifdef TRACE_DEF_MARKER
if( Xw_get_trace() ) {
printf(" Xw_def_marker(%lx,%d,%d)\n",(long ) pmarkmap,index,npoint);
if( Xw_get_trace() > 1 ) {
for( i=0 ; i<npoint ; i++ ) {
printf(" point(%d) = {%d,%f,%f}\n",i,spoint[i],xpoint[i],ypoint[i]);
}
}
}
#endif
return (XW_SUCCESS);
}
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