| Application module: General surface appearance | ISO/TS 10303-1007:2010-07(E) © ISO | 
         (*
ISO TC184/SC4/WG12 N7067 - ISO/TS 10303-1007 General surface appearance - EXPRESS ARM
Supersedes 
         ISO TC184/SC4/WG12 N5398
*)
         
SCHEMA General_surface_appearance_arm;
         USE FROM
         Curve_appearance_arm;
            -- ISO/TS 10303-1003
TYPE surface_side =
         
         ENUMERATION
         
         OF
         
            
         (positive,
    negative,
    both);
         END_TYPE; 
         
ENTITY Boundary_curve_appearance
           SUBTYPE OF (Surface_related_curve_appearance);
         
         END_ENTITY;
ENTITY Control_grid_appearance
           SUBTYPE OF (Surface_related_curve_appearance);
         
         END_ENTITY;
ENTITY Parameter_line_appearance
           SUBTYPE OF (Surface_related_curve_appearance);
           number_of_u_curves : INTEGER;
           number_of_v_curves : INTEGER;
         
         END_ENTITY;
ENTITY Segmentation_curve_appearance
           SUBTYPE OF (Surface_related_curve_appearance);
         
         END_ENTITY;
ENTITY Silhouette_curve_appearance
           SUBTYPE OF (Surface_related_curve_appearance);
         
         END_ENTITY;
ENTITY Surface_appearance;
           side : surface_side;
           styles : SET[1:7] OF Surface_appearance_element;
         
         END_ENTITY;
ENTITY Surface_appearance_element
           ABSTRACT SUPERTYPE
         
         OF (ONEOF (Surface_related_curve_appearance,
                                Surface_colour));
         
         END_ENTITY;
ENTITY Surface_colour
           SUBTYPE OF (Surface_appearance_element);
           assigned_colour : Colour;
         
         END_ENTITY;
ENTITY Surface_related_curve_appearance
           ABSTRACT SUPERTYPE
         
         OF (ONEOF (Boundary_curve_appearance,
                                Control_grid_appearance,
                                Parameter_line_appearance,
                                Segmentation_curve_appearance,
                                Silhouette_curve_appearance))
           SUBTYPE OF (Surface_appearance_element);
           style : Curve_appearance;
         
         END_ENTITY;
         END_SCHEMA;  -- General_surface_appearance_arm
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