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<HTML><HEAD><TITLE>Colormap</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="ClassDisplayLabel"HREF="swarm.gui.classdisplaylabel.protocol.html"><LINKREL="NEXT"TITLE="CompleteProbeDisplayLabel"HREF="swarm.gui.completeprobedisplaylabel.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.classdisplaylabel.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.completeprobedisplaylabel.protocol.html">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><H1><ANAME="SWARM.GUI.COLORMAP.PROTOCOL">Colormap</A></H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN18818"></A><H2>Name</H2>Colormap -- An class for creating a color palette for use with a Raster.</DIV><DIVCLASS="REFSECT1"><ANAME="AEN18821"></A><H2>Description</H2><P> Mechanism used to map numbers in the range [0, 255] to colour names. Create an XColormap, allocate colours in it, and pass it to a Raster widget for drawing.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN18824"></A><H2>Protocols adopted by Colormap</H2><P> <AHREF="swarm.defobj.create.protocol.html">Create</A> <AHREF="swarm.defobj.creatable.protocol.html">CREATABLE</A></P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN18829"></A><H2>Methods</H2><DIVCLASS="REFSECT2"><ANAME="AEN18831"></A><H3>Phase: Using</H3><P></P><UL><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M580"></A><P></P>- (PixelValue *)<BCLASS="FUNCPROTOTYPE">map</B><BR> The current palette, per color-index.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M149"></A><P></P>- (PixelValue)<BCLASS="FUNCPROTOTYPE">black</B><BR> The pixel value for black.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M942"></A><P></P>- (PixelValue)<BCLASS="FUNCPROTOTYPE">white</B><BR> The pixel value for white.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M708"></A><P></P>- (BOOL)<BCLASS="FUNCPROTOTYPE">setColor:</B> (Color)<VARCLASS="PDPARAM">c</VAR> <BCLASS="FUNCPROTOTYPE">ToRed:</B> (double)<VARCLASS="PDPARAM">r</VAR> <BCLASS="FUNCPROTOTYPE">Green:</B> (double)<VARCLASS="PDPARAM">g</VAR> <BCLASS="FUNCPROTOTYPE">Blue:</B> (double)<VARCLASS="PDPARAM">b</VAR> <BR> Add color index `c' to the color map, using a certain percent of red, green, and blue.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M707"></A><P></P>- (BOOL)<BCLASS="FUNCPROTOTYPE">setColor:</B> (Color)<VARCLASS="PDPARAM">c</VAR> <BCLASS="FUNCPROTOTYPE">ToName:</B> (const char *)<VARCLASS="PDPARAM">colorName</VAR> <BR> Add color index `c' looking up the color name in the color database.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M706"></A><P></P>- (BOOL)<BCLASS="FUNCPROTOTYPE">setColor:</B> (Color)<VARCLASS="PDPARAM">c</VAR> <BCLASS="FUNCPROTOTYPE">ToGrey:</B> (double)<VARCLASS="PDPARAM">g</VAR> <BR> Add a color of a certain level of grey.<P></P></DIV></LI><LI><DIVCLASS="FUNCSYNOPSIS"><ANAME="SWARM.GUI.COLORMAP.METHOD.PU.M933"></A><P></P>- <BCLASS="FUNCPROTOTYPE">unsetColor:</B> (Color)<VARCLASS="PDPARAM">c</VAR> <BR> Remove color at index `c' from the color map.<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.classdisplaylabel.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.completeprobedisplaylabel.protocol.html">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">ClassDisplayLabel</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="swarm.gui.sgml.reference.html">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">CompleteProbeDisplayLabel</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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