| Application interpreted construct: Associative draughting elements | ISO 10303-520:2018-11(E) © ISO |
(*
ISO/TC 184/SC 4/WG 12 N9671 - ISO 10303-520 Associative draughting elements - EXPRESS
Supersedes
ISO/TC 184/SC 4/WG 12 N8489
*)
SCHEMA aic_associative_draughting_elements;
USE FROM
measure_schema -- ISO 10303-41
(derived_unit,
named_unit);
USE FROM
product_property_definition_schema -- ISO 10303-41
(property_definition,
shape_aspect,
shape_aspect_relationship);
USE FROM
product_property_representation_schema -- ISO 10303-41
(shape_definition_representation);
USE FROM
geometry_schema -- ISO 10303-42
(axis2_placement);
USE FROM
representation_schema -- ISO 10303-43
(mapped_item,
representation,
representation_item,
representation_map);
USE FROM
qualified_measure_schema -- ISO 10303-45
(measure_representation_item);
USE FROM
presentation_appearance_schema -- ISO 10303-46
(curve_style,
styled_item,
invisibility_context);
USE FROM
presentation_definition_schema -- ISO 10303-46
(annotation_curve_occurrence,
annotation_fill_area_occurrence,
annotation_occurrence,
annotation_occurrence_relationship,
annotation_symbol_occurrence,
annotation_text_occurrence,
text_literal);
USE FROM
presentation_organization_schema -- ISO 10303-46
(camera_model,
presentation_view,
annotation_representation_select);
USE FROM
shape_dimension_schema -- ISO 10303-47
(dimensional_characteristic_representation,
shape_dimension_representation);
USE FROM
draughting_element_schema -- ISO 10303-101
(annotation_plane,
draughting_callout,
draughting_model,
draughting_model_item_select,
leader_curve,
projection_curve);
REFERENCE FROM
support_resource_schema -- ISO 10303-41
(bag_to_set);
REFERENCE FROM
representation_schema -- ISO 10303-43
(using_representations);
TYPE aade_invisibility_context =
EXTENSIBLE
GENERIC_ENTITY
SELECT
BASED_ON
invisibility_context
WITH
(draughting_model);
END_TYPE;
ENTITY annotation_occurrence_associativity
SUBTYPE OF (annotation_occurrence_relationship);
WHERE
WR1: SIZEOF (TYPEOF (SELF.related_annotation_occurrence) *
['PRESENTATION_DEFINITION_SCHEMA.ANNOTATION_FILL_AREA_OCCURRENCE',
'DRAUGHTING_ELEMENT_SCHEMA.PROJECTION_CURVE',
'DRAUGHTING_ELEMENT_SCHEMA.LEADER_CURVE']) = 1;
END_ENTITY;
ENTITY dimension_text_associativity
SUBTYPE OF (text_literal, mapped_item);
WHERE
WR1: ('SHAPE_DIMENSION_SCHEMA.SHAPE_DIMENSION_REPRESENTATION'
IN TYPEOF (SELF\mapped_item.
mapping_source.mapped_representation));
WR2: ('DRAUGHTING_ELEMENT_SCHEMA.DRAUGHTING_CALLOUT'
IN TYPEOF (SELF\mapped_item.mapping_target));
WR3: SIZEOF (QUERY (ato <* QUERY (si <*
USEDIN (SELF, 'PRESENTATION_APPEARANCE_SCHEMA.STYLED_ITEM.ITEM') |
('PRESENTATION_DEFINITION_SCHEMA.ANNOTATION_TEXT_OCCURRENCE'
IN TYPEOF(si))) |
NOT (SIZEOF( QUERY (dc <*
USEDIN (ato, 'DRAUGHTING_ELEMENT_SCHEMA.' +
'DRAUGHTING_CALLOUT.CONTENTS') |
('DRAUGHTING_ELEMENT_SCHEMA.DRAUGHTING_CALLOUT'
IN TYPEOF (dc)))
* [SELF\mapped_item.mapping_target]) = 1)
)) = 0;
END_ENTITY;
ENTITY shape_aspect_associativity
SUBTYPE OF (shape_aspect_relationship);
WHERE
WR1: SELF.relating_shape_aspect.product_definitional;
WR2: NOT (SELF.related_shape_aspect.product_definitional);
END_ENTITY;
FUNCTION check_associative_shape_aspects
(sdr : shape_definition_representation) : BOOLEAN;
LOCAL
sr1, sr2 : SET OF representation;
dm, pv : SET OF representation;
END_LOCAL;
-- Check if the representation contains only two items
IF (SIZEOF (sdr.used_representation.items) <> 2) THEN
RETURN (FALSE);
END_IF;
-- Find the representations that use each item
sr1 := using_representations(sdr.used_representation.items[1]);
sr2 := using_representations(sdr.used_representation.items[2]);
-- Find the representations in which item 1 representations are mapped
REPEAT i := 1 TO HIINDEX(sr1);
dm := representations_mapped_into(sr1[i]);
REPEAT j := 1 TO HIINDEX(dm);
IF ('DRAUGHTING_ELEMENT_SCHEMA.DRAUGHTING_MODEL' IN TYPEOF(dm[j]))
THEN
IF (dm[j] IN sr2) THEN RETURN (TRUE);
END_IF;
-- Find the views that the draughting model is mapped into
pv := representations_mapped_into(dm[j]);
REPEAT k := 1 TO HIINDEX(pv);
IF ('PRESENTATION_ORGANIZATION_SCHEMA.PRESENTATION_VIEW' IN TYPEOF(pv[k]))
THEN
IF (pv[k] IN sr2) THEN RETURN (TRUE);
END_IF;
END_IF;
END_REPEAT;
END_IF;
END_REPEAT;
END_REPEAT;
-- Find the representations in which item 2 representations are mapped
REPEAT i := 1 TO HIINDEX(sr2);
dm := representations_mapped_into(sr2[i]);
REPEAT j := 1 TO HIINDEX(dm);
IF ('DRAUGHTING_ELEMENT_SCHEMA.DRAUGHTING_MODEL' IN TYPEOF(dm[j]))
THEN
IF (dm[j] IN sr1) THEN RETURN (TRUE);
END_IF;
-- Find the views that the draughting model is mapped into
pv := representations_mapped_into(dm[j]);
REPEAT k := 1 TO HIINDEX(pv);
IF ('PRESENTATION_ORGANIZATION_SCHEMA.PRESENTATION_VIEW' IN TYPEOF(pv[k]))
THEN
IF (pv[k] IN sr1) THEN RETURN (TRUE);
END_IF;
END_IF;
END_REPEAT;
END_IF;
END_REPEAT;
END_REPEAT;
RETURN(FALSE);
END_FUNCTION;
FUNCTION representations_mapped_into
(rep : representation) : SET[0:?] OF representation;
LOCAL
results : SET OF representation := [];
rm : SET OF representation_map;
mi : SET OF mapped_item := [];
END_LOCAL;
-- Find set of representation_maps which specify the representation
rm := bag_to_set(USEDIN(rep, 'REPRESENTATION_SCHEMA.' +
'REPRESENTATION_MAP.MAPPED_REPRESENTATION'));
-- Find the set of mapped_items that use each representation_map
REPEAT i := 1 TO HIINDEX(rm);
mi := mi + rm[i].map_usage;
END_REPEAT;
-- Find the set of representations that use each mapped_item
REPEAT j := 1 TO HIINDEX(mi);
results := results + USEDIN(mi[j],'REPRESENTATION_SCHEMA.' +
'REPRESENTATION.ITEMS');
END_REPEAT;
RETURN(results);
END_FUNCTION;
END_SCHEMA; -- aic_associative_draughting_elements
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