Integrated application resource: Draughting ISO 10303-101:2021(E)
© ISO

Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
    3.1 Terms and definitions
    3.2 Abbreviated terms

4 Drawing definition
   4.1 General
   4.2 Fundamental concepts and assumptions
   4.3 Drawing definition type definition
   4.4 Drawing definition entity definitions
   4.5 Drawing definition rule definitions
5 Draughting element
   5.1 General
   5.2 Fundamental concepts and assumptions
   5.3 Draughting element type definitions
   5.4 Draughting element entity definitions
   5.5 Draughting element subtype constraint definition
6 Draughting dimension
   6.1 General
   6.2 Fundamental concepts and assumptions
   6.3 Draughting dimension entity definitions

A Short names of entities
B Information object registration
C Computer interpretable listings
D EXPRESS-G diagrams
E Change history
Bibliography
Index

(*
ISO/TC 184/SC 4/WG 12 N10944 - ISO 10303-101 Draughting - EXPRESS
Supersedes ISO/TC 184/SC 4/WG 12 N10720
*)



SCHEMA drawing_definition_schema;

REFERENCE FROM support_resource_schema   -- ISO 10303-41
  (label,
   text,
   identifier,
   bag_to_set);

REFERENCE FROM representation_schema   -- ISO 10303-43
  (mapped_item,
   representation_relationship,
   representation);

REFERENCE FROM presentation_organization_schema   -- ISO 10303-46
  (area_in_set,
   presentation_area,
   presentation_set,
   presentation_representation_relationship);


TYPE draughting_titled_item = SELECT
   (drawing_revision,
    drawing_sheet_revision);
END_TYPE;

ENTITY draughting_title;
  items : SET[1:?] OF draughting_titled_item;
  language : label;
  contents : text;
END_ENTITY;

ENTITY drawing_definition;
  drawing_number : identifier;
  drawing_type : OPTIONAL label;
END_ENTITY;

ENTITY drawing_revision
  SUBTYPE OF (presentation_set);
  revision_identifier : identifier;
  drawing_identifier : drawing_definition;
  intended_scale : OPTIONAL text;
UNIQUE
  UR1: revision_identifier, drawing_identifier;
END_ENTITY;

ENTITY drawing_revision_sequence;
  predecessor : drawing_revision;
  successor : drawing_revision;
WHERE
  WR1: predecessor :<>: successor;
END_ENTITY;

ENTITY drawing_sheet_revision
  SUBTYPE OF (presentation_area);
  revision_identifier : identifier;
WHERE
  WR1: SIZEOF( QUERY(item <* SELF\representation.items | ('REPRESENTATION_SCHEMA.MAPPED_ITEM' IN (TYPEOF(item))) AND ('DRAWING_DEFINITION_SCHEMA.DRAWING_SHEET_REVISION' IN (TYPEOF(item\mapped_item.mapping_source.mapped_representation)))))=0;
END_ENTITY;

ENTITY drawing_sheet_revision_sequence
  SUBTYPE OF (representation_relationship);
WHERE
  WR1: SELF\representation_relationship.rep_1 :<>: SELF\representation_relationship.rep_2;
  WR2: 'DRAWING_DEFINITION_SCHEMA.DRAWING_SHEET_REVISION' IN TYPEOF (SELF\representation_relationship.rep_1);
  WR3: 'DRAWING_DEFINITION_SCHEMA.DRAWING_SHEET_REVISION' IN TYPEOF (SELF\representation_relationship.rep_2);
END_ENTITY;

ENTITY drawing_sheet_revision_usage
  SUBTYPE OF (area_in_set);
  sheet_number : identifier;
UNIQUE
  UR1: sheet_number, SELF\area_in_set.in_set;
WHERE
  WR1: ('DRAWING_DEFINITION_SCHEMA.DRAWING_SHEET_REVISION' IN TYPEOF(SELF\area_in_set.area)) AND ('DRAWING_DEFINITION_SCHEMA.DRAWING_REVISION' IN TYPEOF (SELF\area_in_set.in_set));
END_ENTITY;

RULE drawing_sheets_not_nested FOR
(presentation_representation_relationship);
WHERE
  WR1: SIZEOF( QUERY(p_r_r <* presentation_representation_relationship | ('DRAWING_DEFINITION_SCHEMA.DRAWING_SHEET_REVISION' IN (TYPEOF(p_r_r.rep_1))) AND ('DRAWING_DEFINITION_SCHEMA.DRAWING_SHEET_REVISION' IN (TYPEOF( p_r_r.rep_2))))) = 0;
END_RULE;

END_SCHEMA;  -- drawing_definition_schema


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