static void
add_handle(PolyShape *poly, int pos, Point *point, Handle *handle,
ConnectionPoint *cp1, ConnectionPoint *cp2)
{
int i;
DiaObject *obj = &poly->object;
poly->numpoints++;
poly->points = g_realloc(poly->points, poly->numpoints*sizeof(Point));
for (i=poly->numpoints-1; i > pos; i--) {
poly->points[i] = poly->points[i-1];
}
poly->points[pos] = *point;
object_add_handle_at(obj, handle, pos);
object_add_connectionpoint_at(obj, cp1, 2*pos);
object_add_connectionpoint_at(obj, cp2, 2*pos+1);
}
static void
add_handles(BezierShape *bezier, int pos, BezPoint *point,
BezCornerType corner_type, Handle *handle1,
Handle *handle2, Handle *handle3,
ConnectionPoint *cp1, ConnectionPoint *cp2)
{
int i, next;
DiaObject *obj;
g_assert(pos >= 1);
g_assert(pos <= bezier->numpoints);
obj = (DiaObject *)bezier;
bezier->numpoints++;
next = pos + 1;
if (pos == bezier->numpoints - 1)
next = 1;
bezier->points = g_realloc(bezier->points,
bezier->numpoints * sizeof(BezPoint));
bezier->corner_types = g_realloc(bezier->corner_types,
bezier->numpoints * sizeof(BezCornerType));
for (i = bezier->numpoints - 1; i > pos; i--) {
bezier->points[i] = bezier->points[i-1];
bezier->corner_types[i] =bezier->corner_types[i-1];
}
bezier->points[pos] = *point;
bezier->points[pos].p1 = bezier->points[next].p1;
bezier->points[next].p1 = point->p1;
if (pos == bezier->numpoints - 1)
bezier->points[0].p1 = bezier->points[0].p3 = bezier->points[pos].p3;
bezier->corner_types[pos] = corner_type;
object_add_handle_at((DiaObject*)bezier, handle1, 3*pos-3);
object_add_handle_at((DiaObject*)bezier, handle2, 3*pos-2);
object_add_handle_at((DiaObject*)bezier, handle3, 3*pos-1);
object_add_connectionpoint_at((DiaObject *)bezier, cp1, 2*pos-2);
object_add_connectionpoint_at((DiaObject *)bezier, cp2, 2*pos-1);
}
static void
cpl_add_connectionpoint_at(ConnPointLine *cpl, int pos,ConnectionPoint *cp)
{
if (pos == 0) {
/* special case handling so that the order of CPL groups in
the parent's CP list is preserved. */
int fpos,i;
ConnectionPoint *fcp;
g_assert(cpl->connections);
fpos = -1;
fcp = (ConnectionPoint *)(cpl->connections->data);
g_assert(fcp);
for (i=0; i<cpl->parent->num_connections; i++) {
if (cpl->parent->connections[i] == fcp) {
fpos = i;
break;
}
}
g_assert(fpos >= 0);
object_add_connectionpoint_at(cpl->parent,cp,fpos);
}else {
/* XXX : make this a little better ; try to insert at the correct
position right away to eliminate cpl_reorder_connection */
object_add_connectionpoint(cpl->parent,cp);
}
if (pos < 0) {
cpl->connections = g_slist_append(cpl->connections,(gpointer)cp);
}
else {
cpl->connections = g_slist_insert(cpl->connections,(gpointer)cp,pos);
}
cpl->num_connections++;
/* we should call
cpl_reorder_connections(cpl);
before we leave the object !! However, this is delayed, for the case
several CP's are added at once (initialisation). */
}
