labelcache.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

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called by renderer to indication the start of rendering a layer.</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/LabelCache.html#stop()">stop</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Tells the cache to stop labelling.</TD>
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<A NAME="start()"><!-- --></A><H3>
start</H3>
<PRE>
public void <B>start</B>()</PRE>
<DL>
<DD>Called by renderer to indicate that the rendering process is starting.
<P>
<DD><DL>
</DL>
</DD>
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<A NAME="startLayer()"><!-- --></A><H3>
startLayer</H3>
<PRE>
public void <B>startLayer</B>()</PRE>
<DL>
<DD>Called by renderer to indication the start of rendering a layer.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="put(org.geotools.styling.TextSymbolizer, org.geotools.feature.Feature, org.geotools.renderer.lite.LiteShape2, javax.media.jai.util.Range)"><!-- --></A><H3>
put</H3>
<PRE>
public void <B>put</B>(<A HREF="../../../../org/geotools/styling/TextSymbolizer.html" title="interface in org.geotools.styling">TextSymbolizer</A>&nbsp;symbolizer,
                <A HREF="../../../../org/geotools/feature/Feature.html" title="interface in org.geotools.feature">Feature</A>&nbsp;feature,
                <A HREF="../../../../org/geotools/renderer/lite/LiteShape2.html" title="class in org.geotools.renderer.lite">LiteShape2</A>&nbsp;shape,
                <A HREF="http://java.sun.com/products/java-media/jai/forDevelopers/jai-apidocs/javax/media/jai/util/Range.html" title="class or interface in javax.media.jai.util">Range</A>&nbsp;scaleRange)</PRE>
<DL>
<DD>Puts a TextStyle and its associated shape in the cache.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>symbolizer</CODE> - the TextSymbolizer containing the style information<DD><CODE>feature</CODE> - <DD><CODE>shape</CODE> - the shape to be labeled<DD><CODE>scaleRange</CODE> - </DL>
</DD>
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<A NAME="endLayer(java.awt.Graphics2D, java.awt.Rectangle)"><!-- --></A><H3>
endLayer</H3>
<PRE>
public void <B>endLayer</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/Graphics2D.html" title="class or interface in java.awt">Graphics2D</A>&nbsp;graphics,
                     <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/Rectangle.html" title="class or interface in java.awt">Rectangle</A>&nbsp;displayArea)</PRE>
<DL>
<DD>Called to indicate that a layer is done rendering.  The method may draw labels if appropriate
 for the labeling algorithm
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>graphics</CODE> - the graphics to draw on.<DD><CODE>displayArea</CODE> - The size of the display area.</DL>
</DD>
</DL>
<HR>

<A NAME="end(java.awt.Graphics2D, java.awt.Rectangle)"><!-- --></A><H3>
end</H3>
<PRE>
public void <B>end</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/Graphics2D.html" title="class or interface in java.awt">Graphics2D</A>&nbsp;graphics,
                <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/Rectangle.html" title="class or interface in java.awt">Rectangle</A>&nbsp;displayArea)</PRE>
<DL>
<DD>Called to indicate that the map is done rendering.  The method may draw labels if appropriate
 for the labeling algorithm
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>graphics</CODE> - the graphics to draw on.<DD><CODE>displayArea</CODE> - The size of the display area.</DL>
</DD>
</DL>
<HR>

<A NAME="stop()"><!-- --></A><H3>
stop</H3>
<PRE>
public void <B>stop</B>()</PRE>
<DL>
<DD>Tells the cache to stop labelling.
<P>
<DD><DL>
</DL>
</DD>
</DL>
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