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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.4.2_13) on Tue Jun 05 11:36:35 GMT-05:00 2007 --><META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><TITLE>MetaBufferEstimator (Geotools 2.3.x 2.3.2 API)</TITLE><META NAME="keywords" CONTENT="org.geotools.renderer.lite.MetaBufferEstimator class"><META NAME="keywords" CONTENT="reset()"><META NAME="keywords" CONTENT="getBuffer()"><META NAME="keywords" CONTENT="isEstimateAccurate()"><META NAME="keywords" CONTENT="visit()"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="MetaBufferEstimator (Geotools 2.3.x 2.3.2 API)";}</SCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/MetaBufferEstimator.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A 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type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#fields_inherited_from_class_FilterAttributeExtractor">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">org.geotools.renderer.lite</FONT><BR>Class MetaBufferEstimator</H2><PRE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><A HREF="../../../../org/geotools/filter/FilterAttributeExtractor.html" title="class in org.geotools.filter">FilterAttributeExtractor</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><B>MetaBufferEstimator</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/geotools/filter/FilterVisitor.html" title="interface in org.geotools.filter">FilterVisitor</A>, <A HREF="../../../../org/geotools/styling/StyleVisitor.html" title="interface in org.geotools.styling">StyleVisitor</A></DD></DL><HR><DL><DT>public class <B>MetaBufferEstimator</B><DT>extends <A HREF="../../../../org/geotools/filter/FilterAttributeExtractor.html" title="class in org.geotools.filter">FilterAttributeExtractor</A><DT>implements <A HREF="../../../../org/geotools/styling/StyleVisitor.html" title="interface in org.geotools.styling">StyleVisitor</A></DL><P>Parses a style or part of it and returns the size of the largest stroke and the biggest point symbolizer whose width is specified with a literal expression.<br> Also provides an indication wheter the stroke width is accurate, or if a non literal width has been found.<P><P><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR></TABLE> <A NAME="fields_inherited_from_class_FilterAttributeExtractor"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class <A HREF="../../../../org/geotools/filter/FilterAttributeExtractor.html" title="class in org.geotools.filter">FilterAttributeExtractor</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/geotools/filter/FilterAttributeExtractor.html#attributeNames">attributeNames</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#MetaBufferEstimator()">MetaBufferEstimator</A></B>()</CODE><BR> </TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#getBuffer()">getBuffer</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#isEstimateAccurate()">isEstimateAccurate</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#reset()">reset</A></B>()</CODE><BR> Should you reuse this extractor multiple time, calling this method will reset the buffer and flags</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.AnchorPoint)">visit</A></B>(<A HREF="../../../../org/geotools/styling/AnchorPoint.html" title="interface in org.geotools.styling">AnchorPoint</A> ap)</CODE><BR> Called when accept is called on a anchor point</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.ColorMap)">visit</A></B>(<A HREF="../../../../org/geotools/styling/ColorMap.html" title="interface in org.geotools.styling">ColorMap</A> map)</CODE><BR> Called when accept is called on a raster color map</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.ColorMapEntry)">visit</A></B>(<A HREF="../../../../org/geotools/styling/ColorMapEntry.html" title="interface in org.geotools.styling">ColorMapEntry</A> entry)</CODE><BR> Called when accept is called on a raster color map entry</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.Displacement)">visit</A></B>(<A HREF="../../../../org/geotools/styling/Displacement.html" title="interface in org.geotools.styling">Displacement</A> dis)</CODE><BR> Called when accept is called on a displacement</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.ExternalGraphic)">visit</A></B>(<A HREF="../../../../org/geotools/styling/ExternalGraphic.html" title="interface in org.geotools.styling">ExternalGraphic</A> exgr)</CODE><BR> Called when accept is called on a external graphic</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.FeatureTypeConstraint)">visit</A></B>(<A HREF="../../../../org/geotools/styling/FeatureTypeConstraint.html" title="interface in org.geotools.styling">FeatureTypeConstraint</A> ftc)</CODE><BR> Called when accept is called on a FeatureTypeConstraint.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/geotools/renderer/lite/MetaBufferEstimator.html#visit(org.geotools.styling.FeatureTypeStyle)">visit</A></B>(<A HREF="../../../../org/geotools/styling/FeatureTypeStyle.html" title="interface in org.geotools.styling">FeatureTypeStyle</A> fts)</CODE><BR> Called when accept is called on a fetauretypestyle</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor">⌨️ 快捷键说明
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