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You can now save, load, and create custom colour legends of properties

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This commit is contained in:
Dion Moult
2023-07-23 15:20:14 +10:00
parent 50bc77a149
commit aa325d521b
8 changed files with 246 additions and 35 deletions
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src/ifcopenshell-python/ifcopenshell/util/selector.py
+22 -24
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@@ -24,7 +24,7 @@ import ifcopenshell.util.element
import ifcopenshell.util.classification
filter_elements_grammar = """start: filter_group
filter_elements_grammar = lark.Lark("""start: filter_group
filter_group: facet_list ("+" facet_list)*
facet_list: facet ("," facet)*
@@ -86,38 +86,36 @@ filter_elements_grammar = """start: filter_group
NEWLINE: (CR? LF)+
%ignore WS // Disregard spaces in text
"""
""")
get_element_grammar = lark.Lark("""start: WORD | ESCAPED_STRING | keys_regex | keys_quoted | keys_simple
keys_regex: "r" ESCAPED_STRING ("." ESCAPED_STRING)*
keys_quoted: ESCAPED_STRING ("." ESCAPED_STRING)*
keys_simple: /[^\\W][^.=<>!%*\\]]*/ ("." /[^\\W][^.=<>!%*\\]]*/)*
// Embed common.lark for packaging
_STRING_INNER: /.*?/
_STRING_ESC_INNER: _STRING_INNER /(?<!\\\\)(\\\\\\\\)*?/
ESCAPED_STRING : "\\"" _STRING_ESC_INNER "\\""
LCASE_LETTER: "a".."z"
UCASE_LETTER: "A".."Z"
LETTER: UCASE_LETTER | LCASE_LETTER
WORD: LETTER+
WS: /[ \\t\\f\\r\\n]/+
%ignore WS // Disregard spaces in text
""")
def get_element_value(element, query):
l = lark.Lark(
"""start: WORD | ESCAPED_STRING | keys_regex | keys_quoted | keys_simple
keys_regex: "r" ESCAPED_STRING ("." ESCAPED_STRING)*
keys_quoted: ESCAPED_STRING ("." ESCAPED_STRING)*
keys_simple: /[^\\W][^.=<>!%*\\]]*/ ("." /[^\\W][^.=<>!%*\\]]*/)*
// Embed common.lark for packaging
_STRING_INNER: /.*?/
_STRING_ESC_INNER: _STRING_INNER /(?<!\\\\)(\\\\\\\\)*?/
ESCAPED_STRING : "\\"" _STRING_ESC_INNER "\\""
LCASE_LETTER: "a".."z"
UCASE_LETTER: "A".."Z"
LETTER: UCASE_LETTER | LCASE_LETTER
WORD: LETTER+
WS: /[ \\t\\f\\r\\n]/+
%ignore WS // Disregard spaces in text
"""
)
start = l.parse(query)
start = get_element_grammar.parse(query)
filter_query = Selector.parse_filter_query(start.children[0])
return Selector.get_element_value(element, filter_query["keys"], filter_query["is_regex"])
def filter_elements(ifc_file, query, elements=None):
l = lark.Lark(filter_elements_grammar)
transformer = FacetTransformer(ifc_file, elements)
transformer.transform(l.parse(query))
transformer.transform(filter_elements_grammar.parse(query))
return transformer.get_results()
return transformer.elements