/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2011, Open Source Geospatial Foundation (OSGeo)
* (C) 2005, Open Geospatial Consortium Inc.
*
* All Rights Reserved. http://www.opengis.org/legal/
*/
package org.opengis.temporal;
import org.opengis.annotation.UML;
import static org.opengis.annotation.Obligation.*;
import static org.opengis.annotation.Specification.*;
/**
* A data type that shall be used for identifying temporal position within a temporal coordinate
* system.
*
* @author Stephane Fellah (Image Matters)
* @author Alexander Petkov
*
* @source $URL: http://svn.osgeo.org/geotools/branches/2.7.x/modules/library/opengis/src/main/java/org/opengis/temporal/TemporalCoordinate.java $
*/
@UML(identifier="TM_Coordinate", specification=ISO_19108)
public interface TemporalCoordinate extends TemporalPosition {
/**
* Returns the distance from the scale origin expressed as a multiple of the standard
* interval associated with the temporal coordinate system.
*
* @todo Should we return a primitive type?
*/
@UML(identifier="CoordinateValue", obligation=MANDATORY, specification=ISO_19108)
Number getCoordinateValue();
}