If only one location is specified, this function returns what kind of
white spaces are drawn at that location.
The value is retrieved from the propertySpaceDrawer:matrix property.
If several locations are specified, this function returns the logical AND for
those locations. Which means that if a certain kind of white space is present
in the return value, then that kind of white space is drawn at all the
specified locations.
If only one location is specified, this function returns what kind of white spaces are drawn at that location.
The value is retrieved from the propertySpaceDrawer:matrix property.
If several locations are specified, this function returns the logical AND for those locations. Which means that if a certain kind of white space is present in the return value, then that kind of white space is drawn at all the specified locations.