coordinateaccess.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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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/oracle/sdo/CoordinateAccess.html#setOrdinate(int, int, double)">setOrdinate</A></B>(int&nbsp;coordinate,
            int&nbsp;ordinate,
            double&nbsp;value)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a single ordinate.</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/oracle/sdo/CoordinateAccess.html#setOrdinateArray(int, double[])">setOrdinateArray</A></B>(int&nbsp;ordinate,
                 double[]&nbsp;ordinateArray)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Supplies an array of ordiantes.
 
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<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/oracle/sdo/CoordinateAccess.html#toAttributeArray(int)">toAttributeArray</A></B>(int&nbsp;attribute)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;toAttributeArray purpose.
 
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<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/oracle/sdo/CoordinateAccess.html#toAttributeArrays()">toAttributeArrays</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Retrieve Attribute information (an array of attributes for each
 coordiante).
 
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<CODE>&nbsp;double[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/oracle/sdo/CoordinateAccess.html#toOrdinateArray(int)">toOrdinateArray</A></B>(int&nbsp;ordinate)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Retrive ordinates as an array.
 
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<CODE>&nbsp;double[][]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/oracle/sdo/CoordinateAccess.html#toOrdinateArrays()">toOrdinateArrays</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Retrieve ordinate information (an array of ordinates for each
 coordinate).
 
 </TD>
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<TD><B>Methods inherited from interface <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html" title="class or interface in com.vividsolutions.jts.geom">CoordinateSequence</A></B></TD>
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<TD><CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#clone()" title="class or interface in com.vividsolutions.jts.geom">clone</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#expandEnvelope(com.vividsolutions.jts.geom.Envelope)" title="class or interface in com.vividsolutions.jts.geom">expandEnvelope</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getCoordinate(int)" title="class or interface in com.vividsolutions.jts.geom">getCoordinate</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getCoordinate(int, com.vividsolutions.jts.geom.Coordinate)" title="class or interface in com.vividsolutions.jts.geom">getCoordinate</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getCoordinateCopy(int)" title="class or interface in com.vividsolutions.jts.geom">getCoordinateCopy</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getX(int)" title="class or interface in com.vividsolutions.jts.geom">getX</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getY(int)" title="class or interface in com.vividsolutions.jts.geom">getY</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#size()" title="class or interface in com.vividsolutions.jts.geom">size</A>, <A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#toCoordinateArray()" title="class or interface in com.vividsolutions.jts.geom">toCoordinateArray</A></CODE></TD>
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<B>Method Detail</B></FONT></TD>
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<A NAME="getDimension()"><!-- --></A><H3>
getDimension</H3>
<PRE>
public int <B>getDimension</B>()</PRE>
<DL>
<DD>Retrieve the number of spatial dimensions of Coordiantes.
 
 <p>
 This is the number of spatially significant ordiantes (usually 2 or 3)
 </p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getDimension()" title="class or interface in com.vividsolutions.jts.geom">getDimension</A></CODE> in interface <CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html" title="class or interface in com.vividsolutions.jts.geom">CoordinateSequence</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Number of spatially signficant ordinates</DL>
</DD>
</DL>
<HR>

<A NAME="getNumAttributes()"><!-- --></A><H3>
getNumAttributes</H3>
<PRE>
public int <B>getNumAttributes</B>()</PRE>
<DL>
<DD>Retrieve number of measures associated with a Coordiantes
 
 <p>
 This is the number of non spatially significant ordinates.
 </p>
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Number of measures, or 0 if measures not used</DL>
</DD>
</DL>
<HR>

<A NAME="getOrdinate(int, int)"><!-- --></A><H3>
getOrdinate</H3>
<PRE>
public double <B>getOrdinate</B>(int&nbsp;coordinate,
                          int&nbsp;ordinate)</PRE>
<DL>
<DD>Retrive a single ordinate
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#getOrdinate(int, int)" title="class or interface in com.vividsolutions.jts.geom">getOrdinate</A></CODE> in interface <CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html" title="class or interface in com.vividsolutions.jts.geom">CoordinateSequence</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>coordinate</CODE> - Coordinate to retrive from<DD><CODE>ordinate</CODE> - Ordinate to retrive from coordiante
<DT><B>Returns:</B><DD>Specified ordinate</DL>
</DD>
</DL>
<HR>

<A NAME="getAttribute(int, int)"><!-- --></A><H3>
getAttribute</H3>
<PRE>
public <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>getAttribute</B>(int&nbsp;coordinate,
                           int&nbsp;attribute)</PRE>
<DL>
<DD>getAttribute purpose.
 
 <p>
 attribute is between 0 and getNumAttributes()
 </p>
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>coordinate</CODE> - <DD><CODE>attribute</CODE> - is between 0 and getNumAttributes()</DL>
</DD>
</DL>
<HR>

<A NAME="setOrdinate(int, int, double)"><!-- --></A><H3>
setOrdinate</H3>
<PRE>
public void <B>setOrdinate</B>(int&nbsp;coordinate,
                        int&nbsp;ordinate,
                        double&nbsp;value)</PRE>
<DL>
<DD>Set a single ordinate.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html#setOrdinate(int, int, double)" title="class or interface in com.vividsolutions.jts.geom">setOrdinate</A></CODE> in interface <CODE><A HREF="http://www.jump-project.org/docs/jts/1.7/api/com/vividsolutions/jts/geom/CoordinateSequence.html" title="class or interface in com.vividsolutions.jts.geom">CoordinateSequence</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>coordinate</CODE> - Corrdinate to modify<DD><CODE>ordinate</CODE> - Ordinate to modify in coordinate<DD><CODE>value</CODE> - new value</DL>
</DD>
</DL>
<HR>

<A NAME="setAttribute(int, int, java.lang.Object)"><!-- --></A><H3>
setAttribute</H3>
<PRE>
public void <B>setAttribute</B>(int&nbsp;coordinate,
                         int&nbsp;attribute,
                         <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;value)</PRE>
<DL>
<DD>setAttribute purpose.
 
 <p>
 attribute is between 0 and getNumAttributes()
 </p>
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>coordinate</CODE> - the coordinate to be modified<DD><CODE>attribute</CODE> - between 0 and getNumAttributes()<DD><CODE>value</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="toOrdinateArray(int)"><!-- --></A><H3>
toOrdinateArray</H3>
<PRE>
public double[] <B>toOrdinateArray</B>(int&nbsp;ordinate)</PRE>
<DL>
<DD>Retrive ordinates as an array.
 
 <p>
 Example: (x,y) getDimension()==2<br>
 This is defined for the number of dimensions. If the other attributes
 happen to be a double, they can still be accessed by using an ordinate
 value geater than getDimension().
 </p>
 
 <ul>
 <li>
 ordinate 0: x ordinate
 </li>
 <li>
 ordinate 1: y ordinate
 </li>
 <li>
 ordinate 2: m attribute
 </li>
 <li>
 ordinate 3: g attribute
 </li>
 </ul>
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ordinate</CODE> - Ordinate to retrieve. ordinate is less than <br>
        getDimension()+getMeasures() if the measures are doubles as
        well. Otherwise<br>
        ordinate is less than getDimensions().
<DT><B>Returns:</B><DD>ordinate array</DL>
</DD>
</DL>