gr_selections
box_rep::graphical_select (SI x, SI y, SI dist) {
gr_selections res;
if (graphical_distance (x, y) <= dist) {
gr_selection gs;
gs->type= "box";
gs->dist= graphical_distance (x, y);
gs->cp << find_tree_path (x, y, dist);
// FIXME: check whether this is correct: I do not remember whether
// find_tree_path returns an absolute or a relative path
gs->c= curve ();
res << gs;
}
return res;
}
gr_selections
composite_box_rep::graphical_select (SI x, SI y, SI dist) {
gr_selections res;
if (graphical_distance (x, y) <= dist) {
int i, n= subnr();
for (i=0; i<n; i++)
res << bs[i]->graphical_select (x- sx(i), y- sy(i), dist);
}
return res;
}
gr_selections
box_rep::graphical_select (SI x1, SI y1, SI x2, SI y2) {
gr_selections res;
if (in_rectangle (x1, y1, x2, y2)) {
gr_selection gs;
gs->type= "box";
gs->dist= graphical_distance (x1, y1);
SI dist= (SI)norm (point (x2-x1, y2-y1));
gs->cp << find_tree_path (x1, y1, dist);
// FIXME: as above, check whether this is correct or not
gs->pts= array<point> (0);
gs->c= curve ();
res << gs;
}
return res;
}
