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<HTML><HEAD><TITLE>NodeItem</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.53"><LINKREL="HOME"TITLE="Documentation Set for Swarm 2.1.1"HREF="set.html"><LINKREL="UP"TITLE="Gui Library"HREF="swarm.gui.sgml.reference.html"><LINKREL="PREVIOUS"TITLE="MessageProbeEntry"HREF="swarm.gui.messageprobeentry.protocol.html"><LINKREL="NEXT"TITLE="OvalNodeItem"HREF="swarm.gui.ovalnodeitem.protocol.html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLEWIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">Documentation Set for Swarm 2.1.1</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="swarm.gui.messageprobeentry.protocol.html">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom">Reference VIII. Gui Library</TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="swarm.gui.ovalnodeitem.protocol.html">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><H1><ANAME="SWARM.GUI.NODEITEM.PROTOCOL">NodeItem</A></H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN19814"></A><H2>Name</H2>NodeItem -- A class for displaying a node on a Canvas.</DIV><DIVCLASS="REFSECT1"><ANAME="AEN19817"></A><H2>Description</H2><P> A class for displaying a node on a Canvas. A NodeItem has a position, a font, color, border color and width.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN19820"></A><H2>Protocols adopted by NodeItem</H2><P> <AHREF="swarm.gui.compositeitem.protocol.html">CompositeItem</A> <AHREF="swarm.defobj.creatable.protocol.html">CREATABLE</A></P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN19825"></A><H2>Methods</H2><DIVCLASS="REFSECT2"><ANAME="AEN19827"></A><H3>Phase: Creating</H3><P></P><UL><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PC.M223"></A><P></P>- <BCLASS="FUNCPROTOTYPE">createBindings</B><BR> Set the mouse bindings for a NodeItem (e.g. dragging).<P></P></DIV></LI></UL></DIV><DIVCLASS="REFSECT2"><ANAME="AEN19838"></A><H3>Phase: Using</H3><P></P><UL><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M904"></A><P></P>- <BCLASS="FUNCPROTOTYPE">setX:</B> (int)<VARCLASS="PDPARAM">x</VAR> <BCLASS="FUNCPROTOTYPE">Y:</B> (int)<VARCLASS="PDPARAM">y</VAR> <BR> Set the position of the node.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M533"></A><P></P>- (int)<BCLASS="FUNCPROTOTYPE">getX</B><BR> Get the x position of the node on the canvas.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M534"></A><P></P>- (int)<BCLASS="FUNCPROTOTYPE">getY</B><BR> Get the y position of the node on the canvas.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M869"></A><P></P>- <BCLASS="FUNCPROTOTYPE">setString:</B> (const char *)<VARCLASS="PDPARAM">string</VAR> <BR> Set the label to put on the node.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M761"></A><P></P>- <BCLASS="FUNCPROTOTYPE">setFont:</B> (const char *)<VARCLASS="PDPARAM">the_font</VAR> <BR> Set the font with which to draw the label.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M705"></A><P></P>- <BCLASS="FUNCPROTOTYPE">setColor:</B> (const char *)<VARCLASS="PDPARAM">aColor</VAR> <BR> Set the color of the node.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M689"></A><P></P>- <BCLASS="FUNCPROTOTYPE">setBorderColor:</B> (const char *)<VARCLASS="PDPARAM">aColor</VAR> <BR> Set the border color of the node.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M690"></A><P></P>- <BCLASS="FUNCPROTOTYPE">setBorderWidth:</B> (int)<VARCLASS="PDPARAM">aVal</VAR> <BR> Set the width of the border.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M240"></A><P></P>- <BCLASS="FUNCPROTOTYPE">createText</B><BR> Create the text for the node.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.NODEITEM.METHOD.PU.M236"></A><P></P>- <BCLASS="FUNCPROTOTYPE">createPaddedText</B><BR> Create the space for the text for the node.<P></P></DIV></LI></UL></DIV></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLEWIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="swarm.gui.messageprobeentry.protocol.html">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="set.html">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="swarm.gui.ovalnodeitem.protocol.html">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">MessageProbeEntry</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="swarm.gui.sgml.reference.html">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">OvalNodeItem</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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