ISO 10303-214:2010(E)
A Document_format_property specifies characteristics of a Document_file or of a Document_representation that specify the format of the object. At least one of the optional attributes shall be specified for each instance of this object.
In the case where a Document_format_property is referred by a Document_representation, the characteristics apply to all individual Document_file objects, whereas in the case it is referred by a Document_file the characteristics apply on an individual basis.
The data associated with a Document_format_property are the following:
The character_code specifies the character code that is used in the characterized object.
Where applicable the following values shall be used:
NOTE 1 The character set in ISO 646 is identical to the character set commonly known as ASCII
NOTE 2 The character set in ISO 8859-1 is identical to the character set commonly known as LATIN-1.
The character_code need not be specified for a particular Document_format_property.
The data_format specifies the convention that was used to structure the information in the characterized object.
Where applicable the following values shall be used:
The data_format need not be specified for a particular Document_format_property.
The size_format specifies the dimensions of a physical presentation of the object the size_format is provided for.
EXAMPLE 'ISO A0' is an example for the size_format of a drawing that is stored digitally.
EXAMPLE '0.2 x 0.4 x 0.4 meters' is an example for the size_format of a wooden model.
See document_format_property to rectangular_size for the application assertion.The size_format need not be specified for a particular Document_format_property.
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