defaultgeodeticdatum.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

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<B>Method Summary</B></FONT></TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)">equals</A></B>(<A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A>&nbsp;object,
       boolean&nbsp;compareMetadata)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Compare this datum with the specified object for equality.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#formatWKT(org.geotools.referencing.wkt.Formatter)">formatWKT</A></B>(<A HREF="../../../../org/geotools/referencing/wkt/Formatter.html" title="class in org.geotools.referencing.wkt">Formatter</A>&nbsp;formatter)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Format the inner part of a
 <A HREF="http://geoapi.sourceforge.net/snapshot/javadoc/org/opengis/referencing/doc-files/WKT.html"><cite>Well
 Known Text</cite> (WKT)</A> element.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;Matrix</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#getAffineTransform(org.opengis.referencing.datum.GeodeticDatum, org.opengis.referencing.datum.GeodeticDatum)">getAffineTransform</A></B>(GeodeticDatum&nbsp;source,
                   GeodeticDatum&nbsp;target)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a matrix that can be used to define a transformation to the specified datum.
 </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/BursaWolfParameters.html" title="class in org.geotools.referencing.datum">BursaWolfParameters</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#getBursaWolfParameters(org.opengis.referencing.datum.GeodeticDatum)">getBursaWolfParameters</A></B>(GeodeticDatum&nbsp;target)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns Bursa Wolf parameters for a datum shift toward the specified target, or 
 if none. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;Ellipsoid</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#getEllipsoid()">getEllipsoid</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the ellipsoid.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;PrimeMeridian</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#getPrimeMeridian()">getPrimeMeridian</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the prime meridian.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#hashCode()">hashCode</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a hash value for this geodetic datum. </TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#isWGS84(org.opengis.referencing.datum.Datum)">isWGS84</A></B>(Datum&nbsp;datum)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns  if the specified object is equals (at least on
 computation purpose) to the <A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#WGS84"><CODE>WGS84</CODE></A> datum. </TD>
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&nbsp;<A NAME="methods_inherited_from_class_AbstractDatum"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TD><B>Methods inherited from class <A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html" title="class in org.geotools.referencing.datum">AbstractDatum</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getAnchorPoint()">getAnchorPoint</A>, <A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getRealizationEpoch()">getRealizationEpoch</A>, <A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getScope()">getScope</A>, <A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getValidArea()">getValidArea</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_AbstractIdentifiedObject"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#asSet(java.lang.Object[])">asSet</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureAngularUnit(javax.units.Unit)">ensureAngularUnit</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureLinearUnit(javax.units.Unit)">ensureLinearUnit</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureNonNull(java.lang.String, java.lang.Object)">ensureNonNull</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureNonNull(java.lang.String, java.lang.Object[], int)">ensureNonNull</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureTimeUnit(javax.units.Unit)">ensureTimeUnit</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(java.util.Collection, java.util.Collection, boolean)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(org.opengis.referencing.IdentifiedObject[], org.opengis.referencing.IdentifiedObject[], boolean)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(org.opengis.referencing.IdentifiedObject, org.opengis.referencing.IdentifiedObject, boolean)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getAlias()">getAlias</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getIdentifier(org.opengis.metadata.citation.Citation)">getIdentifier</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getIdentifier(org.opengis.referencing.IdentifiedObject, org.opengis.metadata.citation.Citation)">getIdentifier</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getIdentifiers()">getIdentifiers</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName()">getName</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName(org.opengis.metadata.citation.Citation)">getName</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName(org.opengis.referencing.IdentifiedObject, org.opengis.metadata.citation.Citation)">getName</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getProperties(org.opengis.referencing.IdentifiedObject)">getProperties</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getProperties(org.opengis.referencing.IdentifiedObject, org.opengis.metadata.citation.Citation)">getProperties</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getRemarks()">getRemarks</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#nameMatches(org.opengis.referencing.IdentifiedObject, java.lang.String)">nameMatches</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#nameMatches(java.lang.String)">nameMatches</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_Formattable"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html" title="class in org.geotools.referencing.wkt">Formattable</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toString()">toString</A>, <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toWKT()">toWKT</A>, <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toWKT(org.opengis.metadata.citation.Citation, int)">toWKT</A>, <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toWKT(int)">toWKT</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_Datum"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from interface Datum</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>getAnchorPoint, getRealizationEpoch, getScope, getValidArea</CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_IdentifiedObject"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from interface IdentifiedObject</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>getAlias, getIdentifiers, getName, getRemarks, toWKT</CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

<!-- ============ FIELD DETAIL =========== -->

<A NAME="field_detail"><!-- --></A>
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<TD COLSPAN=1><FONT SIZE="+2">
<B>Field Detail</B></FONT></TD>
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</TABLE>

<A NAME="WGS84"><!-- --></A><H3>
WGS84</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html" title="class in org.geotools.referencing.datum">DefaultGeodeticDatum</A> <B>WGS84</B></PRE>
<DL>
<DD>The default WGS 1984 datum.
<P>
<DL>
</DL>
</DL>
<HR>

<A NAME="BURSA_WOLF_KEY"><!-- --></A><H3>
BURSA_WOLF_KEY</H3>
<PRE>
public static final <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>BURSA_WOLF_KEY</B></PRE>
<DL>
<DD>The <code>"bursaWolf"</code> property for
 <A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#getAffineTransform(org.opengis.referencing.datum.GeodeticDatum, org.opengis.referencing.datum.GeodeticDatum)">datum shifts</A>.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#org.geotools.referencing.datum.DefaultGeodeticDatum.BURSA_WOLF_KEY">Constant Field Values</A></DL>
</DL>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TD>
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</TABLE>

<A NAME="DefaultGeodeticDatum(org.opengis.referencing.datum.GeodeticDatum)"><!-- --></A><H3>
DefaultGeodeticDatum</H3>
<PRE>
public <B>DefaultGeodeticDatum</B>(GeodeticDatum&nbsp;datum)</PRE>
<DL>
<DD>Constructs a new datum with the same values than the specified one.
 This copy constructor provides a way to wrap an arbitrary implementation into a
 Geotools one or a user-defined one (as a subclass), usually in order to leverage
 some implementation-specific API. This constructor performs a shallow copy,
 i.e. the properties are not cloned.
<P>
<DT><B>Since:</B></DT>
  <DD>2.2</DD>
</DL>
<HR>

<A NAME="DefaultGeodeticDatum(java.lang.String, org.opengis.referencing.datum.Ellipsoid, org.opengis.referencing.datum.PrimeMeridian)"><!-- --></A><H3>
DefaultGeodeticDatum</H3>
<PRE>
public <B>DefaultGeodeticDatum</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;name,
                            Ellipsoid&nbsp;ellipsoid,
                            PrimeMeridian&nbsp;primeMeridian)</PRE>
<DL>
<DD>Constructs a geodetic datum from a name.
<P>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The datum name.<DD><CODE>ellipsoid</CODE> - The ellipsoid.<DD><CODE>primeMeridian</CODE> - The prime meridian.</DL>
<HR>

<A NAME="DefaultGeodeticDatum(java.util.Map, org.opengis.referencing.datum.Ellipsoid, org.opengis.referencing.datum.PrimeMeridian)"><!-- --></A><H3>
DefaultGeodeticDatum</H3>
<PRE>
public <B>DefaultGeodeticDatum</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A>&nbsp;properties,
                            Ellipsoid&nbsp;ellipsoid,
                            PrimeMeridian&nbsp;primeMeridian)</PRE>
<DL>
<DD>Constructs a geodetic datum from a set of properties. The properties map is given
 unchanged to the <A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#AbstractDatum(java.util.Map)">super-class constructor</A>.
 Additionally, the following properties are understood by this construtor:
 <br><br>
 <table border='1'>
   <tr bgcolor="#CCCCFF" class="TableHeadingColor">
     <th nowrap>Property name</th>
     <th nowrap>Value type</th>
     <th nowrap>Value given to</th>
   </tr>
   <tr>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#BURSA_WOLF_KEY"><CODE>"bursaWolf"</CODE></A>&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/BursaWolfParameters.html" title="class in org.geotools.referencing.datum"><CODE>BursaWolfParameters</CODE></A> or an array of those&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/DefaultGeodeticDatum.html#getBursaWolfParameters(org.opengis.referencing.datum.GeodeticDatum)"><CODE>getBursaWolfParameters(org.opengis.referencing.datum.GeodeticDatum)</CODE></A></td>
   </tr>