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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 11:36:29 GMT-05:00 2007 --><META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><TITLE>MapLayer (Geotools 2.3.x 2.3.2 API)</TITLE><META NAME="keywords" CONTENT="org.geotools.map.MapLayer interface"><META NAME="keywords" CONTENT="getFeatureSource()"><META NAME="keywords" CONTENT="getStyle()"><META NAME="keywords" CONTENT="setStyle()"><META NAME="keywords" CONTENT="getTitle()"><META NAME="keywords" CONTENT="setTitle()"><META NAME="keywords" CONTENT="isVisible()"><META NAME="keywords" CONTENT="setVisible()"><META NAME="keywords" CONTENT="getQuery()"><META NAME="keywords" CONTENT="setQuery()"><META NAME="keywords" CONTENT="addMapLayerListener()"><META NAME="keywords" CONTENT="removeMapLayerListener()"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="MapLayer (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/MapLayer.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 HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../org/geotools/map/MapContext.html" title="interface in org.geotools.map"><B>PREV CLASS</B></A> NEXT CLASS</FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html" target="_top"><B>FRAMES</B></A> <A HREF="MapLayer.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT 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 | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <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.map</FONT><BR>Interface MapLayer</H2><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../org/geotools/map/DefaultMapLayer.html" title="class in org.geotools.map">DefaultMapLayer</A></DD></DL><HR><DL><DT>public interface <B>MapLayer</B></DL><P>A layer to be rendered on a device. A layer is an aggregation of both a <CODE>FeatureCollection</CODE>, a <A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling"><CODE>Style</CODE></A> and, optionally, a <A HREF="../../../org/geotools/data/Query.html" title="interface in org.geotools.data"><CODE>Query</CODE></A><P><P><DL><DT><B>Author:</B></DT> <DD>Cameron Shorter, Martin Desruisseaux</DD><DT><B>Module:</B></DT><DD><CODE><B>module/main</B></CODE> (<A HREF="http://maven.geotools.fr/repository/org/geotools/gt2-main/"><CODE>gt2-main.jar</CODE></A>) (<A HREF="http://maven.geotools.fr/reports/main/index.html">Maven report</A>) (<A HREF="http://svn.geotools.org/geotools/tags/2.3.2/module/main/src/org/geotools/map/MapLayer.java">SVN head</A>)</DD></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><!-- ========== 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> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/geotools/map/MapLayer.html#addMapLayerListener(org.geotools.map.event.MapLayerListener)">addMapLayerListener</A></B>(<A HREF="../../../org/geotools/map/event/MapLayerListener.html" title="interface in org.geotools.map.event">MapLayerListener</A> listener)</CODE><BR> Add a listener to notify when a layer property changes. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../org/geotools/data/FeatureSource.html" title="interface in org.geotools.data">FeatureSource</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/geotools/map/MapLayer.html#getFeatureSource()">getFeatureSource</A></B>()</CODE><BR> Get the feature collection for this layer. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../org/geotools/data/Query.html" title="interface in org.geotools.data">Query</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/geotools/map/MapLayer.html#getQuery()">getQuery</A></B>()</CODE><BR> Returns the definition query (filter) for this layer. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling">Style</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/geotools/map/MapLayer.html#getStyle()">getStyle</A></B>()</CODE><BR> Get the style for this layer. </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../org/geotools/map/MapLayer.html#getTitle()">getTitle</A></B>()</CODE><BR> Get the title of this layer. </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/map/MapLayer.html#isVisible()">isVisible</A></B>()</CODE><BR> Determine whether this layer is visible on a map pane or whether the layer is hidden.</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/map/MapLayer.html#removeMapLayerListener(org.geotools.map.event.MapLayerListener)">removeMapLayerListener</A></B>(<A HREF="../../../org/geotools/map/event/MapLayerListener.html" title="interface in org.geotools.map.event">MapLayerListener</A> listener)</CODE><BR> Removes a listener from the listener list for this layer.</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/map/MapLayer.html#setQuery(org.geotools.data.Query)">setQuery</A></B>(<A HREF="../../../org/geotools/data/Query.html" title="interface in org.geotools.data">Query</A> query)</CODE><BR> Sets a definition query for the layer wich acts as a filter for the features that the layer will draw. </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/map/MapLayer.html#setStyle(org.geotools.styling.Style)">setStyle</A></B>(<A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling">Style</A> style)</CODE><BR> Sets the style for this layer. </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/map/MapLayer.html#setTitle(java.lang.String)">setTitle</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> title)</CODE><BR> Set the title of this layer. </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/map/MapLayer.html#setVisible(boolean)">setVisible</A></B>(boolean visible)</CODE><BR> Specify whether this layer is visible on a map pane or whether the layer is hidden. </TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><!-- ============ METHOD DETAIL 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