lineiterator.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/renderer/lite/LineIterator.html#setMaxDistance(float)">setMaxDistance</A></B>(float&nbsp;distance)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the distance limit for point skipping during distance based
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<TD><B>Methods inherited from class <A HREF="../../../../org/geotools/renderer/lite/AbstractLiteIterator.html" title="class in org.geotools.renderer.lite">AbstractLiteIterator</A></B></TD>
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<TD><CODE><A HREF="../../../../org/geotools/renderer/lite/AbstractLiteIterator.html#currentSegment(float[])">currentSegment</A></CODE></TD>
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<B>Constructor Detail</B></FONT></TD>
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<A NAME="LineIterator()"><!-- --></A><H3>
LineIterator</H3>
<PRE>
public <B>LineIterator</B>()</PRE>
<DL>
</DL>
<HR>

<A NAME="LineIterator(com.vividsolutions.jts.geom.LineString, java.awt.geom.AffineTransform, boolean, float)"><!-- --></A><H3>
LineIterator</H3>
<PRE>
public <B>LineIterator</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,
                    <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom">AffineTransform</A>&nbsp;at,
                    boolean&nbsp;generalize,
                    float&nbsp;maxDistance)</PRE>
<DL>
<DD>Creates a new instance of LineIterator
<P>
<DT><B>Parameters:</B><DD><CODE>ls</CODE> - The line string the iterator will use<DD><CODE>at</CODE> - The affine transform applied to coordinates during iteration</DL>

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<A NAME="init(com.vividsolutions.jts.geom.LineString, java.awt.geom.AffineTransform, boolean, float, float, float)"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</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,
                 <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom">AffineTransform</A>&nbsp;at,
                 boolean&nbsp;generalize,
                 float&nbsp;maxDistance,
                 float&nbsp;xScale,
                 float&nbsp;yScale)</PRE>
<DL>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ls</CODE> - a LineString<DD><CODE>at</CODE> - <DD><CODE>generalize</CODE> - <DD><CODE>maxDistance</CODE> - <DD><CODE>xScale</CODE> - <DD><CODE>yScale</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="init(com.vividsolutions.jts.geom.LineString, java.awt.geom.AffineTransform, boolean, float)"><!-- --></A><H3>
init</H3>
<PRE>
public void <B>init</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,
                 <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/AffineTransform.html" title="class or interface in java.awt.geom">AffineTransform</A>&nbsp;at,
                 boolean&nbsp;generalize,
                 float&nbsp;maxDistance)</PRE>
<DL>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ls</CODE> - <DD><CODE>at</CODE> - <DD><CODE>generalize</CODE> - <DD><CODE>maxDistance</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="setMaxDistance(float)"><!-- --></A><H3>
setMaxDistance</H3>
<PRE>
public void <B>setMaxDistance</B>(float&nbsp;distance)</PRE>
<DL>
<DD>Sets the distance limit for point skipping during distance based
 generalization
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>distance</CODE> - the maximum distance for point skipping</DL>
</DD>
</DL>
<HR>

<A NAME="getMaxDistance()"><!-- --></A><H3>
getMaxDistance</H3>
<PRE>
public double <B>getMaxDistance</B>()</PRE>
<DL>
<DD>Returns the distance limit for point skipping during distance based
 generalization
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the maximum distance for distance based generalization</DL>
</DD>
</DL>
<HR>

<A NAME="getWindingRule()"><!-- --></A><H3>
getWindingRule</H3>
<PRE>
public int <B>getWindingRule</B>()</PRE>
<DL>
<DD>Returns the winding rule for determining the interior of the path.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the winding rule.<DT><B>See Also:</B><DD><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/PathIterator.html#WIND_EVEN_ODD" title="class or interface in java.awt.geom"><CODE>PathIterator.WIND_EVEN_ODD</CODE></A>, 
<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/PathIterator.html#WIND_NON_ZERO" title="class or interface in java.awt.geom"><CODE>PathIterator.WIND_NON_ZERO</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="isDone()"><!-- --></A><H3>
isDone</H3>
<PRE>
public boolean <B>isDone</B>()</PRE>
<DL>
<DD>Tests if the iteration is complete.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><code>true</code> if all the segments have been read;
         <code>false</code> otherwise.</DL>
</DD>
</DL>
<HR>

<A NAME="next()"><!-- --></A><H3>
next</H3>
<PRE>
public void <B>next</B>()</PRE>
<DL>
<DD>Moves the iterator to the next segment of the path forwards along the
 primary direction of traversal as long as there are more points in that
 direction.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="currentSegment(double[])"><!-- --></A><H3>
currentSegment</H3>
<PRE>
public int <B>currentSegment</B>(double[]&nbsp;coords)</PRE>
<DL>
<DD><DL>
<DT><B>See Also:</B><DD><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/geom/PathIterator.html#currentSegment(double[])" title="class or interface in java.awt.geom"><CODE>PathIterator.currentSegment(double[])</CODE></A></DL>
</DD>
</DL>
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