def get_available_tags(elements=None):
"""Get tags used in current model or on a list of elements.
Args:
elements (list[DB.Element], optional):
list of elements to filer by tag.
Returns:
set[Tag]: set of tags in model or on elements
"""
global _METADATA_DICT
target_elements = \
elements \
or query.get_elements_by_param_value(
param_name=tagscfg.get_tags_param(),
param_value="",
inverse=True,
doc=revit.doc
) \
or query.get_all_elements()
tags = set()
for element in target_elements:
tags.update(extract_tags(element))
# record metadata
_METADATA_DICT = {'count': len(target_elements)}
return sorted(tags)
def get_all_tag_elements(tag):
"""Get all elements of given tag.
Args:
tag (Tag): tag object
Returns:
list[DB.Element]: list of elements in that tag
"""
# does not work in < 2016
# spid = framework.Guid('24353a46-1313-46a4-a779-d33ffe9353ab')
# pid = DB.SharedParameterElement.Lookup(revit.doc, spid)
# pp = DB.ParameterValueProvider(pid)
# pe = DB.FilterStringEquals()
# vrule = DB.FilterDoubleRule(pp, pe, tag_id, True)
# param_filter = DB.ElementParameterFilter(vrule)
# elements = DB.FilteredElementCollector(revit.doc) \
# .WherePasses(param_filter) \
# .ToElementIds()
skip_cats = [query.get_category(x) for x in SCOPE_SKIP_CATEGORIES]
skip_catids = [x.Id for x in skip_cats if x is not None]
return [
x for x in query.get_all_elements() if tag in extract_tags(x)
and x.Category is not None and x.Category.Id not in skip_catids
]
def clear_tags(elements=None):
"""Clear all tags from model or set of elements.
Args:
elements (list[DB.Element], optional):
set of elements to remove the tag from.
"""
target_elements = elements or query.get_all_elements()
for element in target_elements:
apply_tags(element, [])