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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Tue Nov 30 14:11:21 MST 2004 --><TITLE>Swarm 2.2 Reference Guide: Class CanvasImpl</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../overview-summary.html"><FONT ID="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT ID="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD 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FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | FIELD | <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><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">swarm.gui</FONT><BR>Class CanvasImpl</H2><PRE>java.lang.Object | +--<A HREF="../../swarm/BaseImpl.html">swarm.BaseImpl</A> | +--<B>swarm.gui.CanvasImpl</B></PRE><HR><DL><DT>public class <B>CanvasImpl</B><DT>extends <A HREF="../../swarm/BaseImpl.html">BaseImpl</A><DT>implements <A HREF="../../swarm/gui/ArchivedGeometryWidget.html">ArchivedGeometryWidget</A>, <A HREF="../../swarm/gui/ArchivedGeometryWidgetS.html">ArchivedGeometryWidgetS</A>, <A HREF="../../swarm/gui/CanvasS.html">CanvasS</A>, <A HREF="../../swarm/gui/Canvas.html">Canvas</A></DL><P><strong> An interface to Tk canvas semantics.</strong>.The Canvas widget allows display of a diverse range of graphical objects.<P><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><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="../../swarm/gui/CanvasImpl.html#CanvasImpl()">CanvasImpl</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../swarm/gui/CanvasImpl.html#CanvasImpl(swarm.defobj.Zone)">CanvasImpl</A></B>(<A HREF="../../swarm/defobj/Zone.html">Zone</A> aZone)</CODE><BR> The create: message creates a new instance of a type with default options.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../swarm/gui/CanvasImpl.html#CanvasImpl(swarm.defobj.Zone, java.lang.String)">CanvasImpl</A></B>(<A HREF="../../swarm/defobj/Zone.html">Zone</A> aZone, java.lang.String name)</CODE><BR> </TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="methods_implemented_from_interfaces_swarm.gui.ArchivedGeometryWidget"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods implemented by this class for interface swarm.gui.<A HREF="../../swarm/gui/ArchivedGeometryWidget.html">ArchivedGeometryWidget</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../swarm/gui/ArchivedGeometryWidget.html#updateArchiver(swarm.defobj.Archiver)">updateArchiver</A></CODE></TD></TR></TABLE> <A NAME="methods_implemented_from_interfaces_swarm.gui.Canvas"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods implemented by this class for interface swarm.gui.<A HREF="../../swarm/gui/Canvas.html">Canvas</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../swarm/gui/Canvas.html#addWidget$X$Y$centerFlag(java.lang.Object, int, int, boolean)">addWidget$X$Y$centerFlag</A>, <A HREF="../../swarm/gui/Canvas.html#checkGeometry(java.lang.Object)">checkGeometry</A>, <A HREF="../../swarm/gui/Canvas.html#removeWidget(java.lang.Object)">removeWidget</A></CODE></TD></TR></TABLE> <A NAME="methods_implemented_from_interfaces_swarm.gui.Widget"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods implemented by this class for interface swarm.gui.<A HREF="../../swarm/gui/Widget.html">Widget</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../swarm/gui/Widget.html#disableDestroyNotification()">disableDestroyNotification</A>, <A HREF="../../swarm/gui/Widget.html#enableDestroyNotification$notificationMethod(java.lang.Object, swarm.Selector)">enableDestroyNotification$notificationMethod</A>, <A HREF="../../swarm/gui/Widget.html#getDestroyedFlag()">getDestroyedFlag</A>, <A HREF="../../swarm/gui/Widget.html#getHeight()">getHeight</A>, <A HREF="../../swarm/gui/Widget.html#getParent()">getParent</A>, <A HREF="../../swarm/gui/Widget.html#getTopLevel()">getTopLevel</A>, <A HREF="../../swarm/gui/Widget.html#getWidgetName()">getWidgetName</A>, <A HREF="../../swarm/gui/Widget.html#getWidth()">getWidth</A>, <A HREF="../../swarm/gui/Widget.html#getWindowGeometry()">getWindowGeometry</A>, <A HREF="../../swarm/gui/Widget.html#getX()">getX</A>, <A HREF="../../swarm/gui/Widget.html#getY()">getY</A>, <A HREF="../../swarm/gui/Widget.html#pack()">pack</A>, <A HREF="../../swarm/gui/Widget.html#packBeforeAndFillLeft$expand(java.lang.Object, boolean)">packBeforeAndFillLeft$expand</A>, <A HREF="../../swarm/gui/Widget.html#packFill()">packFill</A>, <A HREF="../../swarm/gui/Widget.html#packFillLeft(boolean)">packFillLeft</A>, <A HREF="../../swarm/gui/Widget.html#packForgetAndExpand()">packForgetAndExpand</A>, ?? 快捷鍵說明
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