int
gs_upmergepath(gs_state * pgs)
{
/*
* We really should be able to implement this as simply
* return gx_path_add_path(pgs->saved->path, pgs->path);
* But because of the current_point members in the imager state,
* we can't.
*/
gs_state *saved = pgs->saved;
int code;
code = gx_path_add_path(saved->path, pgs->path);
if (code < 0)
return code;
if (pgs->current_point_valid) {
saved->current_point = pgs->current_point;
saved->subpath_start = pgs->subpath_start;
saved->current_point_valid = true;
}
return code;
}
/* relatives. */
int
gx_path_add_char_path(gx_path * to_path, gx_path * from_path,
gs_char_path_mode mode)
{
int code;
gs_fixed_rect bbox;
switch (mode) {
default: /* shouldn't happen! */
gx_path_new(from_path);
return 0;
case cpm_charwidth: {
gs_fixed_point cpt;
code = gx_path_current_point(from_path, &cpt);
if (code < 0)
break;
return gx_path_add_point(to_path, cpt.x, cpt.y);
}
case cpm_true_charpath:
case cpm_false_charpath:
return gx_path_add_path(to_path, from_path);
case cpm_true_charboxpath:
gx_path_bbox(from_path, &bbox);
code = gx_path_add_rectangle(to_path, bbox.p.x, bbox.p.y,
bbox.q.x, bbox.q.y);
break;
case cpm_false_charboxpath:
gx_path_bbox(from_path, &bbox);
code = gx_path_add_point(to_path, bbox.p.x, bbox.p.y);
if (code >= 0)
code = gx_path_add_line(to_path, bbox.q.x, bbox.q.y);
break;
}
if (code < 0)
return code;
gx_path_new(from_path);
return 0;
}
