defaultmapcontext.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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<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#DefaultMapContext()">DefaultMapContext</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I></I>&nbsp;</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#DefaultMapContext(org.opengis.referencing.crs.CoordinateReferenceSystem)">DefaultMapContext</A></B>(CoordinateReferenceSystem&nbsp;crs)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a default empty map context</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#DefaultMapContext(org.geotools.map.MapLayer[])">DefaultMapContext</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>[]&nbsp;layers)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I></I>&nbsp;</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#DefaultMapContext(org.geotools.map.MapLayer[], org.opengis.referencing.crs.CoordinateReferenceSystem)">DefaultMapContext</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>[]&nbsp;layers,
                  CoordinateReferenceSystem&nbsp;crs)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a map context with the provided layers and title</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#DefaultMapContext(org.geotools.map.MapLayer[], java.lang.String, java.lang.String, java.lang.String, java.lang.String[])">DefaultMapContext</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>[]&nbsp;layers,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;title,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;contextAbstract,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;contactInformation,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[]&nbsp;keywords)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I></I>&nbsp;</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#DefaultMapContext(org.geotools.map.MapLayer[], java.lang.String, java.lang.String, java.lang.String, java.lang.String[], org.opengis.referencing.crs.CoordinateReferenceSystem)">DefaultMapContext</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>[]&nbsp;layers,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;title,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;contextAbstract,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;contactInformation,
                  <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[]&nbsp;keywords,
                  CoordinateReferenceSystem&nbsp;crs)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a map context</TD>
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<!-- ========== METHOD SUMMARY =========== -->

<A NAME="method_summary"><!-- --></A>
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<B>Method Summary</B></FONT></TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayer(org.geotools.data.coverage.grid.AbstractGridCoverage2DReader, org.geotools.styling.Style)">addLayer</A></B>(<A HREF="../../../org/geotools/data/coverage/grid/AbstractGridCoverage2DReader.html" title="class in org.geotools.data.coverage.grid">AbstractGridCoverage2DReader</A>&nbsp;reader,
         <A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling">Style</A>&nbsp;style)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a new layer and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayer(org.geotools.feature.FeatureCollection, org.geotools.styling.Style)">addLayer</A></B>(<A HREF="../../../org/geotools/feature/FeatureCollection.html" title="interface in org.geotools.feature">FeatureCollection</A>&nbsp;collection,
         <A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling">Style</A>&nbsp;style)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a new layer and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayer(org.geotools.data.FeatureSource, org.geotools.styling.Style)">addLayer</A></B>(<A HREF="../../../org/geotools/data/FeatureSource.html" title="interface in org.geotools.data">FeatureSource</A>&nbsp;featureSource,
         <A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling">Style</A>&nbsp;style)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a new layer and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayer(org.opengis.coverage.grid.GridCoverage, org.geotools.styling.Style)">addLayer</A></B>(GridCoverage&nbsp;gc,
         <A HREF="../../../org/geotools/styling/Style.html" title="interface in org.geotools.styling">Style</A>&nbsp;style)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a new layer and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayer(int, org.geotools.map.MapLayer)">addLayer</A></B>(int&nbsp;index,
         <A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>&nbsp;layer)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a new layer if not already present and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayer(org.geotools.map.MapLayer)">addLayer</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>&nbsp;layer)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add a new layer and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addLayers(org.geotools.map.MapLayer[])">addLayers</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>[]&nbsp;layers)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add an array of new layers and trigger a <CODE>LayerListEvent</CODE>.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addMapBoundsListener(org.geotools.map.event.MapBoundsListener)">addMapBoundsListener</A></B>(<A HREF="../../../org/geotools/map/event/MapBoundsListener.html" title="interface in org.geotools.map.event">MapBoundsListener</A>&nbsp;listener)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Registers MapBoundsListener to receive events.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addMapLayerListListener(org.geotools.map.event.MapLayerListListener)">addMapLayerListListener</A></B>(<A HREF="../../../org/geotools/map/event/MapLayerListListener.html" title="interface in org.geotools.map.event">MapLayerListListener</A>&nbsp;listener)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Registers MapLayerListListener to receive events.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#addPropertyChangeListener(java.beans.PropertyChangeListener)">addPropertyChangeListener</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/beans/PropertyChangeListener.html" title="class or interface in java.beans">PropertyChangeListener</A>&nbsp;listener)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Registers PropertyChangeListener to receive events.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#clearLayerList()">clearLayerList</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DOCUMENT ME!</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<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/DefaultMapContext.html#getAbstract()">getAbstract</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Getter for property abstracts.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../org/geotools/geometry/jts/ReferencedEnvelope.html" title="class in org.geotools.geometry.jts">ReferencedEnvelope</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#getAreaOfInterest()">getAreaOfInterest</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the current area of interest. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<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/DefaultMapContext.html#getContactInformation()">getContactInformation</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Getter for property contactInformation.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;CoordinateReferenceSystem</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#getCoordinateReferenceSystem()">getCoordinateReferenceSystem</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the current coordinate system.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<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/DefaultMapContext.html#getKeywords()">getKeywords</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Getter for property keywords.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#getLayer(int)">getLayer</A></B>(int&nbsp;index)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the requested layer.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../org/geotools/geometry/jts/ReferencedEnvelope.html" title="class in org.geotools.geometry.jts">ReferencedEnvelope</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#getLayerBounds()">getLayerBounds</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the bounding box of all the layers in this MapContext. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#getLayerCount()">getLayerCount</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the number of layers in this map context</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#getLayers()">getLayers</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return this model's list of layers. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<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/DefaultMapContext.html#getTitle()">getTitle</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Getter for property title.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/geotools/map/DefaultMapContext.html#indexOf(org.geotools.map.MapLayer)">indexOf</A></B>(<A HREF="../../../org/geotools/map/MapLayer.html" title="interface in org.geotools.map">MapLayer</A>&nbsp;layer)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the index of the first occurrence of the specified layer, or -1
 if this list does not contain this element.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">