geometryutil.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

<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#dx(com.vividsolutions.jts.geom.LineString)">dx</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;ls)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;double</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#dy(com.vividsolutions.jts.geom.LineString)">dy</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;ls)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/GeometryFactory.html" title="class or interface in com.vividsolutions.jts.geom">GeometryFactory</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#gf()">gf</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#isEqual(com.vividsolutions.jts.geom.Coordinate[], com.vividsolutions.jts.geom.Coordinate[])">isEqual</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;c1,
        <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;c2)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#isEqual(com.vividsolutions.jts.geom.Coordinate[], com.vividsolutions.jts.geom.Coordinate[], boolean)">isEqual</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;c1,
        <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;c2,
        boolean&nbsp;reverse)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#joinLinestrings(com.vividsolutions.jts.geom.LineString, com.vividsolutions.jts.geom.LineString)">joinLinestrings</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;l1,
                <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;l2)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#normalizeLinestring(com.vividsolutions.jts.geom.LineString, double)">normalizeLinestring</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;line,
                    double&nbsp;sample)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/PrecisionModel.html" title="class or interface in com.vividsolutions.jts.geom">PrecisionModel</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#pm()">pm</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/Coordinate.html" title="class or interface in com.vividsolutions.jts.geom">Coordinate</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#reverseCoordinates(com.vividsolutions.jts.geom.Coordinate[], boolean)">reverseCoordinates</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;c,
                   boolean&nbsp;modify)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/graph/util/geom/GeometryUtil.html#reverseGeometry(com.vividsolutions.jts.geom.Geometry, boolean)">reverseGeometry</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,
                boolean&nbsp;modify)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/graph/util/geom/GeometryUtil.html#simplifyLineString(com.vividsolutions.jts.geom.LineString)">simplifyLineString</A></B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;line)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</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 ======== -->

<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>
</TR>
</TABLE>

<A NAME="GeometryUtil()"><!-- --></A><H3>
GeometryUtil</H3>
<PRE>
public <B>GeometryUtil</B>()</PRE>
<DL>
</DL>

<!-- ============ 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="isEqual(com.vividsolutions.jts.geom.Coordinate[], com.vividsolutions.jts.geom.Coordinate[])"><!-- --></A><H3>
isEqual</H3>
<PRE>
public static boolean <B>isEqual</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;c1,
                              <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;c2)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="isEqual(com.vividsolutions.jts.geom.Coordinate[], com.vividsolutions.jts.geom.Coordinate[], boolean)"><!-- --></A><H3>
isEqual</H3>
<PRE>
public static boolean <B>isEqual</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;c1,
                              <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;c2,
                              boolean&nbsp;reverse)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="joinLinestrings(com.vividsolutions.jts.geom.LineString, com.vividsolutions.jts.geom.LineString)"><!-- --></A><H3>
joinLinestrings</H3>
<PRE>
public static <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A> <B>joinLinestrings</B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;l1,
                                         <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;l2)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="angleBetween(com.vividsolutions.jts.geom.LineSegment, com.vividsolutions.jts.geom.LineSegment, double)"><!-- --></A><H3>
angleBetween</H3>
<PRE>
public static double <B>angleBetween</B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineSegment.html" title="class or interface in com.vividsolutions.jts.geom">LineSegment</A>&nbsp;l1,
                                  <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineSegment.html" title="class or interface in com.vividsolutions.jts.geom">LineSegment</A>&nbsp;l2,
                                  double&nbsp;tol)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="angleBetween(com.vividsolutions.jts.geom.LineString, com.vividsolutions.jts.geom.LineString, double)"><!-- --></A><H3>
angleBetween</H3>
<PRE>
public static double <B>angleBetween</B>(<A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;l1,
                                  <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/LineString.html" title="class or interface in com.vividsolutions.jts.geom">LineString</A>&nbsp;l2,
                                  double&nbsp;tol)</PRE>
<DL>
<DD><DL>
</DL>