# This ontology.
@prefix cv:       <http://ontologi.es/colour/vocab#> .

# Stock imports.
@prefix cc:       <http://creativecommons.org/ns#> .
@prefix dc:       <http://purl.org/dc/terms/> .
@prefix dcmitype: <http://purl.org/dc/dcmitype/> .
@prefix foaf:     <http://xmlns.com/foaf/0.1/> .
@prefix link:     <http://www.w3.org/2006/link#> .
@prefix owl:      <http://www.w3.org/2002/07/owl#> .
@prefix rdf:      <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs:     <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos:     <http://www.w3.org/2004/02/skos/core#> .
@prefix vann:     <http://purl.org/vocab/vann/> .
@prefix vs:       <http://www.w3.org/2003/06/sw-vocab-status/ns#> .
@prefix xhv:      <http://www.w3.org/1999/xhtml/vocab#> .
@prefix xsd:      <http://www.w3.org/2001/XMLSchema#> .

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cv:
	a owl:Ontology ;
	rdfs:label "Colour Vocab" ;
	foaf:maker <http://tobyinkster.co.uk/#i> ;
	dc:issued "2009-07-06"^^xsd:date ;
	dc:modified "2009-07-08"^^xsd:date ;
	vann:preferredNamespacePrefix "cv" ;
	vann:preferredNamespaceUri "http://ontologi.es/colour/vocab#" ;
	rdfs:seeAlso <examples.n3> .

cv:Colour
	a owl:Class ;
	rdfs:subClassOf skos:Concept ;
	rdfs:label "Colour" .

cv:hex_code
	a owl:DatatypeProperty ;
	rdfs:subPropertyOf skos:notation ;
	rdfs:label "hex code" ;
	rdfs:domain cv:Colour .

cv:rgba_component
	a owl:DatatypeProperty ;
	rdfs:label "colour component value" ;
	rdfs:domain cv:Colour ;
	rdfs:range xsd:decimal ;
	rdfs:comment "Value between 0.0 and 1.0 in the RGBA colour space." .

cv:r
	a owl:DatatypeProperty ;
	rdfs:label "red" ;
	rdfs:subPropertyOf cv:rgba_component .

cv:g
	a owl:DatatypeProperty ;
	rdfs:label "green" ;
	rdfs:subPropertyOf cv:rgba_component .

cv:b
	a owl:DatatypeProperty ;
	rdfs:label "blue" ;
	rdfs:subPropertyOf cv:rgba_component .

cv:a
	a owl:DatatypeProperty ;
	rdfs:label "alpha" ;
	rdfs:comment "1.0 is fully opaque" ;
	rdfs:subPropertyOf cv:rgba_component .

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