jts.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

<CODE>static&nbsp;<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Coordinate.html" title="class or interface in com.vividsolutions.jts.geom">Coordinate</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#transform(com.vividsolutions.jts.geom.Coordinate, com.vividsolutions.jts.geom.Coordinate, org.opengis.referencing.operation.MathTransform)">transform</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Coordinate.html" title="class or interface in com.vividsolutions.jts.geom">Coordinate</A>&nbsp;source,
          <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Coordinate.html" title="class or interface in com.vividsolutions.jts.geom">Coordinate</A>&nbsp;dest,
          MathTransform&nbsp;transform)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Transforms the coordinate using the provided math transform.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#transform(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.operation.MathTransform)">transform</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A>&nbsp;envelope,
          MathTransform&nbsp;transform)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>This implementation gives unaccurate results for transformations more complicated
             than scales and translations. It should transform at least the four corners (it
             currently transforms only 2 corners), preferably more. Consider using
             <A HREF="../../../org/geotools/geometry/jts/JTS.html#transform(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.operation.MathTransform)"><CODE>JTS.transform(Envelope,MathTransform)</CODE></A> instead,
             which transform a densified envelope.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#transform(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.operation.MathTransform, int)">transform</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A>&nbsp;envelope,
          MathTransform&nbsp;transform,
          int&nbsp;npoints)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I><A HREF="../../../org/geotools/geometry/jts/JTS.html" title="class in org.geotools.geometry.jts"><CODE>JTS</CODE></A> should provides a slightly more efficient
             implementation.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Geometry.html" title="class or interface in com.vividsolutions.jts.geom">Geometry</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#transform(com.vividsolutions.jts.geom.Geometry, org.opengis.referencing.operation.MathTransform)">transform</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Geometry.html" title="class or interface in com.vividsolutions.jts.geom">Geometry</A>&nbsp;geom,
          MathTransform&nbsp;transform)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Transforms the geometry using the default transformer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;<A HREF="../../../org/geotools/geometry/JTS.ReferencedEnvelope.html" title="class in org.geotools.geometry">JTS.ReferencedEnvelope</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#transform(org.geotools.geometry.JTS.ReferencedEnvelope, org.opengis.referencing.crs.CoordinateReferenceSystem, boolean)">transform</A></B>(<A HREF="../../../org/geotools/geometry/JTS.ReferencedEnvelope.html" title="class in org.geotools.geometry">JTS.ReferencedEnvelope</A>&nbsp;envelope,
          CoordinateReferenceSystem&nbsp;crs,
          boolean&nbsp;lenient)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Moved to <A HREF="../../../org/geotools/geometry/jts/ReferencedEnvelope.html#transform(org.opengis.referencing.crs.CoordinateReferenceSystem, boolean)"><CODE>ReferencedEnvelope.transform(org.opengis.referencing.crs.CoordinateReferenceSystem, boolean)</CODE></A>,
             as a class member.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#xform(org.opengis.referencing.operation.MathTransform, double[], double[], int)">xform</A></B>(MathTransform&nbsp;mt,
      double[]&nbsp;src,
      double[]&nbsp;dest,
      int&nbsp;dimensions)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;Like a transform but eXtreme!
 
 </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/geometry/JTS.html#xform(org.opengis.referencing.operation.MathTransform, double[], double[], int, float)">xform</A></B>(MathTransform&nbsp;mt,
      double[]&nbsp;src,
      double[]&nbsp;dest,
      int&nbsp;dimensions,
      float&nbsp;failureThreshold)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>This implementation do not copies last coordinate correctly transformed as the
             javadoc said. Consider using <A HREF="../../../org/geotools/geometry/jts/JTS.html" title="class in org.geotools.geometry.jts"><CODE>JTS</CODE></A> instead.</I></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#equals(java.lang.Object)" title="class or interface in java.lang">equals</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#hashCode()" title="class or interface in java.lang">hashCode</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#toString()" title="class or interface in java.lang">toString</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>
</TR>
</TABLE>
&nbsp;
<P>

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


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


<!-- ============ METHOD DETAIL ========== -->

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

<A NAME="empty()"><!-- --></A><H3>
empty</H3>
<PRE>
public static <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A> <B>empty</B>()</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>JTS 1.5 source code inspection show that  already invokes
             <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html#setToNull()" title="class or interface in com.vividsolutions.jts.geom"><CODE>Envelope.setToNull()</CODE></A>, so this method actually seems to add overhead.</I>
<P>
<DD>Returns a new, empty envelope.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="create(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.crs.CoordinateReferenceSystem)"><!-- --></A><H3>
create</H3>
<PRE>
public static <A HREF="../../../org/geotools/geometry/JTS.ReferencedEnvelope.html" title="class in org.geotools.geometry">JTS.ReferencedEnvelope</A> <B>create</B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A>&nbsp;env,
                                            CoordinateReferenceSystem&nbsp;crs)</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I><A HREF="../../../org/geotools/geometry/jts/ReferencedEnvelope.html" title="class in org.geotools.geometry.jts"><CODE>ReferencedEnvelope</CODE></A> provides more constructors,
             and not all of them are listed in this  factory.</I>
<P>
<DD>Creates a new envelope with the specified coordinate reference system.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="transform(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.operation.MathTransform, int)"><!-- --></A><H3>
transform</H3>
<PRE>
public static <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A> <B>transform</B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A>&nbsp;envelope,
                                 MathTransform&nbsp;transform,
                                 int&nbsp;npoints)
                          throws TransformException</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I><A HREF="../../../org/geotools/geometry/jts/JTS.html" title="class in org.geotools.geometry.jts"><CODE>JTS</CODE></A> should provides a slightly more efficient
             implementation.</I>
<P>
<DD>Transforms the Envelope using the specified MathTransform.
 The envelope is densified (extra points put around the outside edge) to provide 
 a 'better' new envelope for high deformed situations.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>envelope</CODE> - the envelope to transform.<DD><CODE>transform</CODE> - the transform to use.<DD><CODE>npoints</CODE> - densification of each side of the rectange.
<DT><B>Returns:</B><DD>the transformed envelope.
<DT><B>Throws:</B>
<DD><CODE>TransformException</CODE> - if a coordinate can't be transformed.</DL>
</DD>
</DL>
<HR>

<A NAME="xform(org.opengis.referencing.operation.MathTransform, double[], double[], int)"><!-- --></A><H3>
xform</H3>
<PRE>
public static void <B>xform</B>(MathTransform&nbsp;mt,
                         double[]&nbsp;src,
                         double[]&nbsp;dest,
                         int&nbsp;dimensions)
                  throws TransformException</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<DD>Like a transform but eXtreme!
 
 Transforms an array of coordinate using the provided math transform.  
 Each Coordinate is transformed seperately. In case of a transform exception then the new value
 of the coordinate is the last coordinate correctly transformed.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>mt</CODE> - The math transform to apply.<DD><CODE>src</CODE> - The source coordinates.<DD><CODE>dest</CODE> - The destination array for transformed coordinates.
<DT><B>Throws:</B>
<DD><CODE>TransformException</CODE> - if this method failed to transform any of the points.</DL>
</DD>
</DL>
<HR>

<A NAME="xform(org.opengis.referencing.operation.MathTransform, double[], double[], int, float)"><!-- --></A><H3>
xform</H3>
<PRE>
public static void <B>xform</B>(MathTransform&nbsp;mt,
                         double[]&nbsp;src,
                         double[]&nbsp;dest,
                         int&nbsp;dimensions,
                         float&nbsp;failureThreshold)
                  throws TransformException</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>This implementation do not copies last coordinate correctly transformed as the
             javadoc said. Consider using <A HREF="../../../org/geotools/geometry/jts/JTS.html" title="class in org.geotools.geometry.jts"><CODE>JTS</CODE></A> instead.</I>
<P>
<DD>Like a transform but eXtreme!
 
 Transforms an array of coordinate using the provided math transform.  
 Each Coordinate is transformed seperately. In case of a transform exception
 then the new value of the coordinate is the last coordinate correctly transformed.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>mt</CODE> - The math transform to apply.<DD><CODE>src</CODE> - The source coordinates.<DD><CODE>dest</CODE> - The destination array for transformed coordinates.<DD><CODE>failureThreshold</CODE> - Ignored for now.
<DT><B>Throws:</B>
<DD><CODE>TransformException</CODE> - if this method failed to transform any of the points.</DL>
</DD>
</DL>
<HR>

<A NAME="transform(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.operation.MathTransform)"><!-- --></A><H3>
transform</H3>
<PRE>
public static <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A> <B>transform</B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/Envelope.html" title="class or interface in com.vividsolutions.jts.geom">Envelope</A>&nbsp;envelope,
                                 MathTransform&nbsp;transform)
                          throws TransformException</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>This implementation gives unaccurate results for transformations more complicated
             than scales and translations. It should transform at least the four corners (it
             currently transforms only 2 corners), preferably more. Consider using
             <A HREF="../../../org/geotools/geometry/jts/JTS.html#transform(com.vividsolutions.jts.geom.Envelope, org.opengis.referencing.operation.MathTransform)"><CODE>JTS.transform(Envelope,MathTransform)</CODE></A> instead,
             which transform a densified envelope.</I>