-#define HIT_EDGE(my_edge_start, my_edge_end, his_edge_start, his_edge_end) \
- if ((his_edge_start >= my_edge_start && \
- his_edge_start <= my_edge_end) || \
- (my_edge_start >= his_edge_start && \
- my_edge_start <= his_edge_end)) \
- dest = his_offset;
-
-/* finds the nearest edge in the given direction from the current client
- * note to self: the edge is the -frame- edge (the actual one), not the
- * client edge.
- */
-gint client_directional_edge_search(ObClient *c, ObDirection dir, gboolean hang)
-{
- gint dest, monitor_dest;
- gint my_edge_start, my_edge_end, my_offset;
+ /* do we collide with this window? */
+ if (!RANGES_INTERSECT(my_edge_start, my_edge_size,
+ edge_start, edge_size))
+ return;
+
+ switch (dir) {
+ case OB_DIRECTION_NORTH:
+ head = RECT_BOTTOM(area);
+ tail = RECT_TOP(area);
+ break;
+ case OB_DIRECTION_SOUTH:
+ head = RECT_TOP(area);
+ tail = RECT_BOTTOM(area);
+ break;
+ case OB_DIRECTION_WEST:
+ head = RECT_RIGHT(area);
+ tail = RECT_LEFT(area);
+ break;
+ case OB_DIRECTION_EAST:
+ head = RECT_LEFT(area);
+ tail = RECT_RIGHT(area);
+ break;
+ default:
+ g_assert_not_reached();
+ }
+ switch (dir) {
+ case OB_DIRECTION_NORTH:
+ case OB_DIRECTION_WEST:
+ /* check if our window is past the head of this window */
+ if (my_head <= head + 1)
+ skip_head = TRUE;
+ /* check if our window's tail is past the tail of this window */
+ if (my_head + my_size - 1 <= tail)
+ skip_tail = TRUE;
+ /* check if the head of this window is closer than the previously
+ chosen edge (take into account that the previously chosen
+ edge might have been a tail, not a head) */
+ if (head + (*near_edge ? 0 : my_size) < *dest)
+ skip_head = TRUE;
+ /* check if the tail of this window is closer than the previously
+ chosen edge (take into account that the previously chosen
+ edge might have been a head, not a tail) */
+ if (tail - (!*near_edge ? 0 : my_size) < *dest)
+ skip_tail = TRUE;
+ break;
+ case OB_DIRECTION_SOUTH:
+ case OB_DIRECTION_EAST:
+ /* check if our window is past the head of this window */
+ if (my_head >= head - 1)
+ skip_head = TRUE;
+ /* check if our window's tail is past the tail of this window */
+ if (my_head - my_size + 1 >= tail)
+ skip_tail = TRUE;
+ /* check if the head of this window is closer than the previously
+ chosen edge (take into account that the previously chosen
+ edge might have been a tail, not a head) */
+ if (head - (*near_edge ? 0 : my_size) > *dest)
+ skip_head = TRUE;
+ /* check if the tail of this window is closer than the previously
+ chosen edge (take into account that the previously chosen
+ edge might have been a head, not a tail) */
+ if (tail + (!*near_edge ? 0 : my_size) > *dest)
+ skip_tail = TRUE;
+ break;
+ default:
+ g_assert_not_reached();
+ }
+
+ ob_debug("my head %d size %d\n", my_head, my_size);
+ ob_debug("head %d tail %d deest %d\n", head, tail, *dest);
+ if (!skip_head) {
+ ob_debug("using near edge %d\n", head);
+ *dest = head;
+ *near_edge = TRUE;
+ }
+ else if (!skip_tail) {
+ ob_debug("using far edge %d\n", tail);
+ *dest = tail;
+ *near_edge = FALSE;
+ }
+}
+
+void client_find_edge_directional(ObClient *self, ObDirection dir,
+ gint my_head, gint my_size,
+ gint my_edge_start, gint my_edge_size,
+ gint *dest, gboolean *near_edge)
+{
projects / chaz / openbox / blobdiff