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/*!
\file lib/vector/vedit/delete.c
\brief Vedit library - delete primitives
(C) 2007-2008 by the GRASS Development Team
This program is free software under the GNU General Public License
(>=v2). Read the file COPYING that comes with GRASS for details.
\author Martin Landa <landa.martin gmail.com>
*/
#include <grass/vedit.h>
/*!
\brief Delete selected primitives
\param Map pointer to Map_info
\param List list of primitives to be deleted
\return number of deleted primitives
\return -1 on on error
*/
int Vedit_delete_lines(struct Map_info *Map, struct ilist *List)
{
int i, line;
int nlines_removed;
nlines_removed = 0;
/* delete */
for (i = 0; i < List->n_values; i++) {
line = List->value[i];
if (Vect_line_alive(Map, line)) {
if (Vect_delete_line(Map, line) < 0) {
return -1;
}
G_debug(3, "Vedit_delete_lines(): line=%d", line);
nlines_removed++;
}
}
return nlines_removed;
}
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