complexType TimePeriodType

diagram
namespace	http://www.opengis.net/gml
type	extension of gml:AbstractTimeGeometricPrimitiveType
properties	base  gml:AbstractTimeGeometricPrimitiveType
children	gml:metaDataProperty gml:description gml:name gml:relatedTime gml:beginPosition gml:begin gml:endPosition gml:end gml:duration gml:timeInterval
used by	elements  temporalExtent TimePeriod
attributes	Name   Type   Use   Default   Fixed   annotation id optional         documentation Database handle for the object.  It is of XML type ID, so is constrained to be unique in the XML document within which it occurs.  An external identifier for the object in the form of a URI may be constructed using standard XML and XPointer methods.  This is done by concatenating the URI for the document, a fragment separator, and the value of the id attribute. frame xs:anyURI optional   #ISO-8601
source	<xs:complexType name="TimePeriodType">   <xs:complexContent>     <xs:extension base="gml:AbstractTimeGeometricPrimitiveType">       <xs:sequence>         <xs:choice>           <xs:element name="beginPosition" type="gml:TimePositionType"/>           <xs:element name="begin" type="gml:TimeInstantPropertyType"/>         </xs:choice>         <xs:choice>           <xs:element name="endPosition" type="gml:TimePositionType"/>           <xs:element name="end" type="gml:TimeInstantPropertyType"/>         </xs:choice>         <xs:group ref="gml:timeLength" minOccurs="0"/>       </xs:sequence>     </xs:extension>   </xs:complexContent> </xs:complexType>

element TimePeriodType/beginPosition

diagram
namespace	http://www.opengis.net/gml
type	gml:TimePositionType
properties	isRef  0 content  complex
attributes	Name   Type   Use   Default   Fixed   annotation frame xs:anyURI optional   #ISO-8601      calendarEraName xs:string optional         indeterminatePosition gml:TimeIndeterminateValueType optional
source	<xs:element name="beginPosition" type="gml:TimePositionType"/>

element TimePeriodType/begin

diagram
namespace	http://www.opengis.net/gml
type	gml:TimeInstantPropertyType
properties	isRef  0 content  complex
children	gml:TimeInstant
attributes	Name   Type   Use   Default   Fixed   annotation type       simple   href          role          arcrole          title          show          actuate          remoteSchema optional         documentation Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
source	<xs:element name="begin" type="gml:TimeInstantPropertyType"/>

element TimePeriodType/endPosition

diagram
namespace	http://www.opengis.net/gml
type	gml:TimePositionType
properties	isRef  0 content  complex
attributes	Name   Type   Use   Default   Fixed   annotation frame xs:anyURI optional   #ISO-8601      calendarEraName xs:string optional         indeterminatePosition gml:TimeIndeterminateValueType optional
source	<xs:element name="endPosition" type="gml:TimePositionType"/>

element TimePeriodType/end

diagram
namespace	http://www.opengis.net/gml
type	gml:TimeInstantPropertyType
properties	isRef  0 content  complex
children	gml:TimeInstant
attributes	Name   Type   Use   Default   Fixed   annotation type       simple   href          role          arcrole          title          show          actuate          remoteSchema optional         documentation Reference to an XML Schema fragment that specifies the content model of the propertys value. This is in conformance with the XML Schema Section 4.14 Referencing Schemas from Elsewhere.
source	<xs:element name="end" type="gml:TimeInstantPropertyType"/>

XML Schema documentation generated by XMLSpy Schema Editor http://www.altova.com/xmlspy