abstractcanvas.html

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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;Graphic</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#add(org.opengis.go.display.primitive.Graphic)">add</A></B>(Graphic&nbsp;graphic)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds the given  to this . </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;Graphic</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#addAsEditable(org.opengis.go.display.primitive.Graphic)">addAsEditable</A></B>(Graphic&nbsp;graphic)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds the given  to this , immediately placing the
  in an editing/drawing mode.  </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#addCanvasListener(org.opengis.go.display.canvas.CanvasListener)">addCanvasListener</A></B>(CanvasListener&nbsp;listener)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds the given listener that will be notified when the state of this
  has changed.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#addEventManager(org.opengis.go.display.event.EventManager)">addEventManager</A></B>(EventManager&nbsp;eventManager)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds the  subinterface if it not currently in
 the 's collection of s.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#clearCache()">clearCache</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Clears all cached data. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#dispose()">dispose</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Method that may be called when a  is no longer needed. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#disposeEventManagers()">disposeEventManagers</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Method that may be called when the s of a  are no longer
 needed. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#enableCanvasHandler(org.opengis.go.display.canvas.CanvasHandler)">enableCanvasHandler</A></B>(CanvasHandler&nbsp;handler)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Enables the given , removing the current handler (if any).</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;EventManager</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#findEventManager(java.lang.Class)">findEventManager</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A>&nbsp;type)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the  subinterface, based on the class type.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;CanvasHandler</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getActiveCanvasHandler()">getActiveCanvasHandler</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the currently active  or  if no handler is active.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;DerivedCRS</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getDeviceCRS()">getDeviceCRS</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the Coordinate Reference System associated with the device of this .
 </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;CoordinateReferenceSystem</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getDisplayCoordinateReferenceSystem()">getDisplayCoordinateReferenceSystem</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Synonymous for <A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getDisplayCRS()"><CODE>getDisplayCRS()</CODE></A> provided for the <CODE>Canvas</CODE> contract.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>abstract &nbsp;DerivedCRS</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getDisplayCRS()">getDisplayCRS</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the Coordinate Reference System associated with the display of this .
 </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;DisplayFactory</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getFactory()">getFactory</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the display factory associated with this canvas, or  if none.</TD>
</TR>
<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/util/List.html" title="class or interface in java.util">List</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getGraphics()">getGraphics</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns all graphics in this canvas. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;CoordinateReferenceSystem</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getObjectiveCoordinateReferenceSystem()">getObjectiveCoordinateReferenceSystem</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Synonymous for <A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getObjectiveCRS()"><CODE>getObjectiveCRS()</CODE></A> provided for the <CODE>Canvas</CODE> contract.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>abstract &nbsp;CoordinateReferenceSystem</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getObjectiveCRS()">getObjectiveCRS</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the objective Coordinate Reference System (the projection of a georeferenced CRS)
 for this . </TD>
</TR>
<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/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#getRenderingHint(java.awt.RenderingHints.Key)">getRenderingHint</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/awt/RenderingHints.Key.html" title="class or interface in java.awt">RenderingHints.Key</A>&nbsp;key)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a rendering hint.</TD>
</TR>
<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/display/canvas/AbstractCanvas.html#getTitle()">getTitle</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the title assigned to this , or  if none. </TD>
</TR>
<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/display/canvas/AbstractCanvas.html#getUID()">getUID</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the unique identifier of this , which is assigned by the
 implementation. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#graphicPropertyChanged(org.geotools.display.canvas.AbstractGraphic, java.beans.PropertyChangeEvent)">graphicPropertyChanged</A></B>(<A HREF="../../../../org/geotools/display/canvas/AbstractGraphic.html" title="class in org.geotools.display.canvas">AbstractGraphic</A>&nbsp;graphic,
                       <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/beans/PropertyChangeEvent.html" title="class or interface in java.beans">PropertyChangeEvent</A>&nbsp;event)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Invoked automatically when a graphic registered in this canvas changed. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#remove(org.opengis.go.display.primitive.Graphic)">remove</A></B>(Graphic&nbsp;graphic)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes the given  from this . </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#removeAll()">removeAll</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Remove all graphics from this canvas.
 </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#removeCanvasHandler(org.opengis.go.display.canvas.CanvasHandler)">removeCanvasHandler</A></B>(CanvasHandler&nbsp;handler)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes the given  from this .</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#removeCanvasListener(org.opengis.go.display.canvas.CanvasListener)">removeCanvasListener</A></B>(CanvasListener&nbsp;listener)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Removes the given listener.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#setObjectiveCoordinateReferenceSystem(org.opengis.referencing.crs.CoordinateReferenceSystem)">setObjectiveCoordinateReferenceSystem</A></B>(CoordinateReferenceSystem&nbsp;crs)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#setObjectiveCRS(org.opengis.referencing.crs.CoordinateReferenceSystem)"><CODE>setObjectiveCRS(org.opengis.referencing.crs.CoordinateReferenceSystem)</CODE></A> instead. A coordinate transformation may fails,
             but unfortunatly the method signature for this method can't declare a
             <CODE>TransformException</CODE> for such case.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#setObjectiveCoordinateReferenceSystem(org.opengis.referencing.crs.CoordinateReferenceSystem, org.opengis.referencing.operation.MathTransform, org.opengis.referencing.operation.MathTransform)">setObjectiveCoordinateReferenceSystem</A></B>(CoordinateReferenceSystem&nbsp;crs,
                                      MathTransform&nbsp;objectiveToDisplay,
                                      MathTransform&nbsp;displayToObjective)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#setObjectiveCRS(org.opengis.referencing.crs.CoordinateReferenceSystem)"><CODE>setObjectiveCRS</CODE></A> followed by
             <A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#setObjectiveToDisplayTransform(org.opengis.referencing.operation.MathTransform)"><CODE>setObjectiveToDisplayTransform</CODE></A> instead.
             The former is typically invoked only once, while the later is invoked everytime
             the zoom changes.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>abstract &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/display/canvas/AbstractCanvas.html#setObjectiveCRS(org.opengis.referencing.crs.CoordinateReferenceSystem)">setObjectiveCRS</A></B>(CoordinateReferenceSystem&nbsp;crs)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the objective Coordinate Reference System for this .</TD>