gint
node_remove_wire (Node *node, Wire *wire)
{
gboolean dot;
g_return_val_if_fail (node != NULL, FALSE);
g_return_val_if_fail (IS_NODE (node), FALSE);
g_return_val_if_fail (wire != NULL, FALSE);
g_return_val_if_fail (IS_WIRE (wire), FALSE);
if (node->wire_count == 0)
return FALSE;
if (!g_slist_find (node->wires, wire)) {
NG_DEBUG ("node_remove_wire: not there.\n");
return FALSE;
}
dot = node_needs_dot (node);
node->wires = g_slist_remove (node->wires, wire);
node->wire_count--;
if (dot && (!node_needs_dot (node)))
g_signal_emit_by_name (G_OBJECT (node), "node_dot_removed", &node->key);
return TRUE;
}
gint
node_add_wire (Node *node, Wire *wire)
{
gboolean dot;
g_return_val_if_fail (node != NULL, FALSE);
g_return_val_if_fail (IS_NODE (node), FALSE);
g_return_val_if_fail (wire != NULL, FALSE);
g_return_val_if_fail (IS_WIRE (wire), FALSE);
if (g_slist_find (node->wires, wire)) {
NG_DEBUG ("node_add_wire: wire already there.\n");
return FALSE;
}
dot = node_needs_dot (node);
node->wires = g_slist_prepend (node->wires, wire);
node->wire_count++;
if (!dot && node_needs_dot (node))
g_signal_emit_by_name (G_OBJECT (node), "node_dot_added", &node->key);
return TRUE;
}
void
test_nodestore ()
{
gint i;
NodeStore *store;
Part *part;
Wire *wire;
Node *node;
Coords p_pos = {111.,22.};
Coords n_pos = {111.,33.};
Coords w_pos = {111.,7.};
Coords w_len = {0.,88.};
store = node_store_new ();
part = part_new ();
wire = wire_new ();
// add one Pin with a offset that is on the wire when rotation N*Pi times
Pin *pin = g_new (Pin, 1);
pin->offset.x = n_pos.x - p_pos.x;
pin->offset.y = n_pos.y - p_pos.y;
GSList *list = NULL;
list = g_slist_prepend (list, pin);
part_set_pins (part, list);
g_slist_free (list);
item_data_set_pos (ITEM_DATA (part), &p_pos);
item_data_set_pos (ITEM_DATA (wire), &w_pos);
wire_set_length (wire, &w_len);
node_store_add_part (store, part);
node_store_add_wire (store, wire);
{
for (i=0; i<11; i++)
item_data_rotate (ITEM_DATA (part), 90, NULL);
item_data_set_pos (ITEM_DATA (part), &w_len);
for (i=0; i<4; i++)
item_data_rotate (ITEM_DATA (part), 90, NULL);
item_data_set_pos (ITEM_DATA (part), &n_pos);
for (i=0; i<7; i++)
item_data_rotate (ITEM_DATA (part), -90, NULL);
item_data_set_pos (ITEM_DATA (part), &p_pos);
}
g_assert (node_store_is_wire_at_pos (store, n_pos));
g_assert (node_store_is_pin_at_pos (store, n_pos));
node = node_store_get_node (store, n_pos);
g_assert (!node_is_empty (node));
g_assert (node_needs_dot (node));
node_store_remove_part (store, part);
node_store_remove_wire (store, wire);
g_object_unref (store);
}
static void draw_dot (Coords *pos, Node *value, cairo_t *cr)
{
if (node_needs_dot (value)) {
cairo_save (cr);
cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
cairo_translate (cr, pos->x, pos->y);
cairo_scale (cr, 1.0, 1.0);
cairo_arc (cr, 0.0, 0.0, 1.0, 0.0, 2 * M_PI);
cairo_fill (cr);
cairo_restore (cr);
}
}
gint
node_remove_pin (Node *node, Pin *pin)
{
gboolean dot;
g_return_val_if_fail (node != NULL, FALSE);
g_return_val_if_fail (IS_NODE (node), FALSE);
g_return_val_if_fail (pin != NULL, FALSE);
if (node->pin_count == 0)
return FALSE;
dot = node_needs_dot (node);
node->pins = g_slist_remove (node->pins, pin);
node->pin_count--;
if (dot && !node_needs_dot (node))
g_signal_emit_by_name (G_OBJECT (node), "node_dot_removed", &node->key);
return TRUE;
}
gint
node_add_pin (Node *node, Pin *pin)
{
gboolean dot;
g_return_val_if_fail (node != NULL, FALSE);
g_return_val_if_fail (IS_NODE (node), FALSE);
g_return_val_if_fail (pin != NULL, FALSE);
if (g_slist_find (node->pins, pin)) {
NG_DEBUG ("node_add_pin: pin already there.\n");
return FALSE;
}
dot = node_needs_dot (node);
node->pins = g_slist_prepend (node->pins, pin);
node->pin_count++;
if (!dot && node_needs_dot (node))
g_signal_emit_by_name (G_OBJECT (node), "node_dot_added", &node->key);
return TRUE;
}
static void
add_node_position (gpointer key, Node *node, GList **list)
{
if (node_needs_dot (node))
*list = g_list_prepend (*list, key);
}
