Changes between Version 3 and Version 4 of GmlDefinitions

Timestamp:

Nov 7, 2012, 5:38:55 PM (13 years ago)

Author:

Piero Campalani

Comment:

—

GmlDefinitions

@@ -272 +272 @@
                      <!--   * calendarEraName [string] : era name for time values using a calendar containing more than one era         -->
                      <!--   * indeterminatePosition [...]                                                                               -->
-                     <gml:beginPosition>(<TimePosition>)</gml:beginPosition>
-                     <gml:endPosition>(<TimePosition>)</gml:endPosition>
+                     <gml:beginPosition>(TimePosition)</gml:beginPosition>
+                     <gml:endPosition>(TimePosition)</gml:endPosition>
                   </gml:TimePeriod>
                </gmd:extent>
@@ -288 +288 @@
          <gml:identifier codeSpace="http://www.opengeospatial.org">(resolver)/def/cs/(AUTH)/(VERSION)/(CODE)</gml:identifier>
          <gml:axis>
-               <gml:CoordinateSystemAxis gml:id="ID" uom="(uom)"> <!-- UoM can be a URI identifier, but as well directly a string that defines it -->
+               <!-- UoM can be a URI identifier, but as well directly a string that defines it. -->
+               <!-- As reference, visit: http://aurora.regenstrief.org/~ucum/ucum.html#iso1000  -->
+               <gml:CoordinateSystemAxis gml:id="ID" uom="(uom)"> 
                <gml:identifier codeSpace="http://www.opengeospatial.org">(resolver)/def/axis/(AUTH)/(VERSION)/(CODE)</gml:identifier>
                <!-- gml:axisAbbrev [string] is the abbreviation used for this coordinate system axis;   -->
@@ -307 +309 @@
       <gml:TemporalDatum gml:id="ID"> <!-- A gml:TemporalDatum defines the origin of a Temporal Reference System. -->
          <gml:identifier codeSpace="http://www.opengeospatial.org">(resolver)/def/datum/(AUTH)/(VERSION)/(CODE)</gml:identifier>
-         <gml:domainOfValidity>...</gml:domainOfValidity> <!-- See above. (Should we put it in here or in the CRS above?) -->
          <gml:scope>string</gml:scope>
          <gml:origin>(origin timestamp)</gml:origin>
+      </gml:TemporalDatum>
+   </gml:temporalDatum>
+</gml:TemporalCRS>
+}}}
+
+=== Example: ANSI date ===
+
+{{{
+#!text/xml
+<gml:TemporalCRS gml:id="ANSI-Date-CRS">
+   <gml:description>Continuous count of days starting from Jan 1, 1601 (00h00). Equal to floor(JulianDate−2305812.5)</gml:description>
+   <gml:identifier codeSpace="http://www.opengeospatial.org">http://kahlua.eecs.jacobs-university.de:8080/def/crs/OGC/0.1/ANSI-Date</gml:identifier>
+   <gml:name>ANSI date number (origin of COBOL integers dates)</gml:name>
+   <gml:domainOfValidity>
+      <gmd:EX_Extent>
+         <gmd:description>Bottleneck in this case is date/time ranges accepted by current Java library (Date4j)</gmd:description>
+         <gmd:temporalElement>
+            <gmd:EX_TemporalExtent>   
+               <gmd:extent>
+                  <gml:TimePeriod gml:id="date4j-TP"> 
+                     <gml:beginPosition>0001-01-01</gml:beginPosition>
+                     <gml:endPosition>9999-12-31</gml:endPosition>
+                  </gml:TimePeriod>
+               </gmd:extent>
+            </gmd:EX_TemporalExtent>
+         </gmd:temporalElement>
+      </gmd:EX_Extent>
+   </gml:domainOfValidity>
+   <gml:timeCS>
+      <gml:TimeCS gml:id="ANSI-CS">
+         <gml:identifier codeSpace="http://www.opengeospatial.org">http://kahlua.eecs.jacobs-university.de:8080/def/cs/OGC/0.1/ANSI-Date</gml:identifier>
+         <gml:axis>
+               <gml:CoordinateSystemAxis gml:id="ansi-axis" uom="d">
+               <gml:identifier codeSpace="http://www.opengeospatial.org">http://kahlua.eecs.jacobs-university.de:8080/def/axis/OGC/0.1/ANSI-Date</gml:identifier>
+               <gml:axisAbbrev>t</gml:axisAbbrev>
+               <!-- "wikipedia" codespace is a joke but.. actually can give information of what is "future" direction"! -->
+               <gml:axisDirection codeSpace="http://www.wikipedia.org">future</gml:axisDirection>
+            </gml:CoordinateSystemAxis>
+         </gml:axis>
+      </gml:TimeCS>
+   </gml:timeCS>
+   <gml:temporalDatum>
+      <gml:TemporalDatum gml:id="ANSI-TD">
+         <gml:identifier codeSpace="http://www.opengeospatial.org">http://kahlua.eecs.jacobs-university.de:8080/def/datum/OGC/0.1/ANSI-Date</gml:identifier>
+         <gml:origin>1601-01-01</gml:origin>
       </gml:TemporalDatum>
    </gml:temporalDatum>