|
|
bounding_gridlines
|
:
|
SET [2:4] OF gridline;
|
bounding_levels
|
:
|
OPTIONAL SET [1:2] OF grid_level;
|
|
|
bounding_grid
|
:
|
grid := bounding_gridlines[1].parent_grid;
|
|
|
WRZ1
|
:
|
SIZEOF(QUERY(line <* bounding_gridlines | line.parent_grid :<>:
(bounding_grid)) ) = 0;
|
WRZ2
|
:
|
NOT (EXISTS(bounding_levels) AND
(SIZEOF(QUERY(level <* bounding_levels | level.parent_grid :<>:
(bounding_grid)) ) <> 0));
|
|
|