Exemplo n.º 1
0
/*! \brief finish a net drawing action 
 * \par Function Description 
 * This function finishes the drawing of a net. If we have a visible
 * magnetic marker, we use that instead of the current cursor
 * position.
 *
 * The rubber nets are removed, the nets and cues are drawn and the
 * net is added to the TOPLEVEL structure.  
 *
 * The function returns TRUE if it has drawn a net, FALSE otherwise.
 */
int o_net_end(GSCHEM_TOPLEVEL *w_current, int w_x, int w_y)
{
  TOPLEVEL *toplevel = w_current->toplevel;
  int color;
  int primary_zero_length, secondary_zero_length;
  int found_primary_connection = FALSE;
  int save_wx, save_wy;

  GList *prev_conn_objects = NULL;
  OBJECT *new_net = NULL;

  g_assert( w_current->inside_action != 0 );

  o_net_invalidate_rubber (w_current);

  if (w_current->magnetic_wx != -1 && w_current->magnetic_wy != -1)
    o_net_finishmagnetic(w_current);

  w_current->rubber_visible = 0;

  /* See if either of the nets are zero length.  We'll only add */
  /* the non-zero ones */
  primary_zero_length = (w_current->first_wx == w_current->second_wx) &&
    (w_current->first_wy == w_current->second_wy);
 
  secondary_zero_length = (w_current->second_wx == w_current->third_wx) &&
      (w_current->second_wy == w_current->third_wy);

  /* If both nets are zero length... */
  /* this ends the net drawing behavior */
  if ( primary_zero_length && secondary_zero_length ) {
    return FALSE;
  }

  save_wx = w_current->third_wx;
  save_wy = w_current->third_wy;

  if (toplevel->override_net_color == -1) {
    color = NET_COLOR;
  } else {
    color = toplevel->override_net_color;
  }

  if (w_current->third_wx != snap_grid (w_current, w_current->third_wx)
      || w_current->third_wy != snap_grid (w_current, w_current->third_wy))
      s_log_message(_("Warning: Ending net at off grid coordinate\n"));

  if (!primary_zero_length ) {
  /* create primary net */
      new_net = o_net_new(toplevel, OBJ_NET, color,
                          w_current->first_wx, w_current->first_wy,
                          w_current->second_wx, w_current->second_wy);
      s_page_append (toplevel->page_current, new_net);

      /* conn stuff */
      /* LEAK CHECK 1 */
      prev_conn_objects = s_conn_return_others (prev_conn_objects, new_net);

      if (o_net_add_busrippers (w_current, new_net, prev_conn_objects)) {
        g_list_free (prev_conn_objects);
        prev_conn_objects = NULL;
        prev_conn_objects = s_conn_return_others (prev_conn_objects, new_net);
      }

#if DEBUG 
      printf("primary:\n"); 
      s_conn_print(new_net->conn_list);
#endif

      o_invalidate (w_current, new_net);

      o_invalidate_glist (w_current, prev_conn_objects);

      g_list_free (prev_conn_objects);
      prev_conn_objects = NULL;

      /* Go off and search for valid connection on this newly created net */
      found_primary_connection = s_conn_net_search(new_net, 1, 
                                                   new_net->conn_list);
      if (found_primary_connection)
      {
      	/* if a net connection is found, reset start point of next net */
	save_wx = w_current->second_wx;
	save_wy = w_current->second_wy;
      }

      /* you don't want to consolidate nets which are drawn non-ortho */
      if (toplevel->net_consolidate == TRUE && !w_current->CONTROLKEY) {
        /* CAUTION: Object list will change when nets are consolidated, don't
         *          keep pointers to other objects than new_net after this. */
        o_net_consolidate_segments(toplevel, new_net);
      }
  }


  /* If the second net is not zero length, add it as well */
  /* Also, a valid net connection from the primary net was not found */
  if (!secondary_zero_length && !found_primary_connection) {
      
      /* Add secondary net */
      new_net = o_net_new(toplevel, OBJ_NET, color,
                          w_current->second_wx, w_current->second_wy,
                          w_current->third_wx, w_current->third_wy);
      s_page_append (toplevel->page_current, new_net);

      /* conn stuff */
      /* LEAK CHECK 2 */
      prev_conn_objects = s_conn_return_others (prev_conn_objects, new_net);

      if (o_net_add_busrippers (w_current, new_net, prev_conn_objects)) {
        g_list_free (prev_conn_objects);
        prev_conn_objects = NULL;
        prev_conn_objects = s_conn_return_others (prev_conn_objects, new_net);
      }
#if DEBUG
      s_conn_print(new_net->conn_list);
#endif

      o_invalidate (w_current, new_net);

      o_invalidate_glist (w_current, prev_conn_objects);

      g_list_free (prev_conn_objects);
      prev_conn_objects = NULL;

      /* you don't want to consolidate nets which are drawn non-ortho */
      if (toplevel->net_consolidate == TRUE && !w_current->CONTROLKEY) {
        /* CAUTION: Object list will change when nets are consolidated, don't
         *          keep pointers to other objects than new_net after this. */
        o_net_consolidate_segments(toplevel, new_net);
      }
  }

  toplevel->page_current->CHANGED = 1;
  w_current->first_wx = save_wx;
  w_current->first_wy = save_wy;
  o_undo_savestate(w_current, UNDO_ALL);

  return (TRUE);
}
Exemplo n.º 2
0
/*! \brief finish a net drawing action
 * \par Function Description
 * This function finishes the drawing of a net. If we have a visible
 * magnetic marker, we use that instead of the current cursor
 * position.
 *
 * The rubber nets are removed, the nets and cues are drawn and the
 * net is added to the TOPLEVEL structure.
 *
 * The function returns TRUE if it has drawn a net, FALSE otherwise.
 */
void o_net_end(GschemToplevel *w_current, int w_x, int w_y)
{
  int primary_zero_length, secondary_zero_length;
  int found_primary_connection = FALSE;
  int save_wx, save_wy;

  GList *prev_conn_objects;
  OBJECT *new_net = NULL;

  /* Save a list of added objects to run the %add-objects-hook later */
  GList *added_objects = NULL;

  g_assert( w_current->inside_action != 0 );

  GschemPageView *page_view = gschem_toplevel_get_current_page_view (w_current);
  g_return_if_fail (page_view != NULL);

  PAGE *page = gschem_page_view_get_page (page_view);
  g_return_if_fail (page != NULL);

  o_net_invalidate_rubber (w_current);

  if (w_current->magnetic_wx != -1 && w_current->magnetic_wy != -1)
    o_net_finishmagnetic(w_current);

  w_current->rubber_visible = 0;

  /* See if either of the nets are zero length.  We'll only add */
  /* the non-zero ones */
  primary_zero_length = (w_current->first_wx == w_current->second_wx) &&
    (w_current->first_wy == w_current->second_wy);

  secondary_zero_length = (w_current->second_wx == w_current->third_wx) &&
      (w_current->second_wy == w_current->third_wy);

  /* If both nets are zero length... */
  /* this ends the net drawing behavior */
  if ( primary_zero_length && secondary_zero_length ) {
    o_net_reset(w_current);
    return;
  }

  save_wx = w_current->third_wx;
  save_wy = w_current->third_wy;

  if (w_current->third_wx != snap_grid (w_current, w_current->third_wx)
      || w_current->third_wy != snap_grid (w_current, w_current->third_wy))
      s_log_message(_("Warning: Ending net at off grid coordinate\n"));

  if (!primary_zero_length ) {
  /* create primary net */
      new_net = o_net_new(page->toplevel, OBJ_NET, NET_COLOR,
                          w_current->first_wx, w_current->first_wy,
                          w_current->second_wx, w_current->second_wy);
      s_page_append (page->toplevel, page, new_net);

      added_objects = g_list_prepend (added_objects, new_net);

      /* conn stuff */
      /* LEAK CHECK 1 */
      prev_conn_objects = s_conn_return_others (NULL, new_net);
      o_net_add_busrippers (w_current, new_net, prev_conn_objects);
      g_list_free (prev_conn_objects);

#if DEBUG
      printf("primary:\n");
      s_conn_print(new_net->conn_list);
#endif

      /* Go off and search for valid connection on this newly created net */
      found_primary_connection = s_conn_net_search(new_net, 1,
                                                   new_net->conn_list);
      if (found_primary_connection)
      {
      	/* if a net connection is found, reset start point of next net */
	save_wx = w_current->second_wx;
	save_wy = w_current->second_wy;
      }
  }


  /* If the second net is not zero length, add it as well */
  /* Also, a valid net connection from the primary net was not found */
  if (!secondary_zero_length && !found_primary_connection) {

      /* Add secondary net */
      new_net = o_net_new(page->toplevel, OBJ_NET, NET_COLOR,
                          w_current->second_wx, w_current->second_wy,
                          w_current->third_wx, w_current->third_wy);
      s_page_append (page->toplevel, page, new_net);

      added_objects = g_list_prepend (added_objects, new_net);

      /* conn stuff */
      /* LEAK CHECK 2 */
      prev_conn_objects = s_conn_return_others (NULL, new_net);
      o_net_add_busrippers (w_current, new_net, prev_conn_objects);
      g_list_free (prev_conn_objects);
#if DEBUG
      s_conn_print(new_net->conn_list);
#endif
  }

  /* Call add-objects-hook */
  if (added_objects != NULL) {
    g_run_hook_object_list (w_current, "%add-objects-hook", added_objects);
    g_list_free (added_objects);
  }

  w_current->first_wx = save_wx;
  w_current->first_wy = save_wy;

  gschem_toplevel_page_content_changed (w_current, page);
  o_undo_savestate_old(w_current, UNDO_ALL);

  /* Continue net drawing */
  o_net_start(w_current, w_current->first_wx, w_current->first_wy);
}
Exemplo n.º 3
0
/*! \brief finish a net drawing action 
 * \par Function Description 
 * This function finishes the drawing of a net. If we have a visible
 * magnetic marker, we use that instead of the current cursor
 * position.
 *
 * The rubber nets are removed, the nets and cues are drawn and the
 * net is added to the TOPLEVEL structure.  
 *
 * The function returns TRUE if it has drawn a net, FALSE otherwise.
 */
int o_net_end(GSCHEM_TOPLEVEL *w_current, int w_x, int w_y)
{
  TOPLEVEL *toplevel = w_current->toplevel;
  int color;
  int primary_zero_length, secondary_zero_length;
  int found_primary_connection = FALSE;
  int save_wx, save_wy;

  GList *prev_conn_objects;
  OBJECT *new_net = NULL;

  /* Save a list of added objects to run the %add-objects-hook later */
  GList *added_objects = NULL;

  g_assert( w_current->inside_action != 0 );

  o_net_invalidate_rubber (w_current);

  if (w_current->magnetic_wx != -1 && w_current->magnetic_wy != -1)
    o_net_finishmagnetic(w_current);

  w_current->rubber_visible = 0;

  /* See if either of the nets are zero length.  We'll only add */
  /* the non-zero ones */
  primary_zero_length = (w_current->first_wx == w_current->second_wx) &&
    (w_current->first_wy == w_current->second_wy);
 
  secondary_zero_length = (w_current->second_wx == w_current->third_wx) &&
      (w_current->second_wy == w_current->third_wy);

  /* If both nets are zero length... */
  /* this ends the net drawing behavior */
  if ( primary_zero_length && secondary_zero_length ) {
    return FALSE;
  }

  save_wx = w_current->third_wx;
  save_wy = w_current->third_wy;

  if (toplevel->override_net_color == -1) {
    color = NET_COLOR;
  } else {
    color = toplevel->override_net_color;
  }

  if (w_current->third_wx != snap_grid (w_current, w_current->third_wx)
      || w_current->third_wy != snap_grid (w_current, w_current->third_wy))
      s_log_message(_("Warning: Ending net at off grid coordinate\n"));

  if (!primary_zero_length ) {
  /* create primary net */
      new_net = o_net_new(toplevel, OBJ_NET, color,
                          w_current->first_wx, w_current->first_wy,
                          w_current->second_wx, w_current->second_wy);
      s_page_append (toplevel, toplevel->page_current, new_net);

      added_objects = g_list_prepend (added_objects, new_net);

      /* conn stuff */
      /* LEAK CHECK 1 */
      prev_conn_objects = s_conn_return_others (NULL, new_net);
      o_net_add_busrippers (w_current, new_net, prev_conn_objects);
      g_list_free (prev_conn_objects);

#if DEBUG 
      printf("primary:\n"); 
      s_conn_print(new_net->conn_list);
#endif

      /* Go off and search for valid connection on this newly created net */
      found_primary_connection = s_conn_net_search(new_net, 1, 
                                                   new_net->conn_list);
      if (found_primary_connection)
      {
      	/* if a net connection is found, reset start point of next net */
	save_wx = w_current->second_wx;
	save_wy = w_current->second_wy;
      }
  }


  /* If the second net is not zero length, add it as well */
  /* Also, a valid net connection from the primary net was not found */
  if (!secondary_zero_length && !found_primary_connection) {
      
      /* Add secondary net */
      new_net = o_net_new(toplevel, OBJ_NET, color,
                          w_current->second_wx, w_current->second_wy,
                          w_current->third_wx, w_current->third_wy);
      s_page_append (toplevel, toplevel->page_current, new_net);

      added_objects = g_list_prepend (added_objects, new_net);

      /* conn stuff */
      /* LEAK CHECK 2 */
      prev_conn_objects = s_conn_return_others (NULL, new_net);
      o_net_add_busrippers (w_current, new_net, prev_conn_objects);
      g_list_free (prev_conn_objects);
#if DEBUG
      s_conn_print(new_net->conn_list);
#endif
  }

  /* Call add-objects-hook */
  if (added_objects != NULL) {
    g_run_hook_object_list ("%add-objects-hook", added_objects);
    g_list_free (added_objects);
  }

  toplevel->page_current->CHANGED = 1;
  w_current->first_wx = save_wx;
  w_current->first_wy = save_wy;
  o_undo_savestate(w_current, UNDO_ALL);

  return (TRUE);
}