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<HTML><HEAD><TITLE>Xlib Programming Manual: Color Conversion Context Macros</TITLE></HEAD><BODY><H1 ALIGN=center>6.8.3 Color Conversion Context Macros</H1>Applications should not directly modify any part of theXcmsCCC.The following lists the C language macros, their corresponding functionequivalents for other language bindings, and what data they bothcan return.<A NAME="DisplayOfCCC"></A><A NAME="XcmsDisplayOfCCC"></A><H2>DisplayOfCCC, XcmsDisplayOfCCC</H2><!.IN "DisplayOfCCC" "" "@DEF@"><!.IN "XcmsDisplayOfCCC" "" "@DEF@"><CODE><PRE>DisplayOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;<A HREF="../../display/opening.html#Display">Display</A> *XcmsDisplayOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;</PRE></CODE><TABLE><TR><TD> <B>ccc</B><TD> Specifies the CCC.</TABLE>Both return the display associated with the specified CCC.<A NAME="VisualOfCCC"></A><A NAME="XcmsVisualOfCCC"></A><H2>VisualOfCCC, XcmsVisualOfCCC</H2><!.IN "VisualOfCCC" "" "@DEF@"><!.IN "XcmsVisualOfCCC" "" "@DEF@"><CODE><PRE>VisualOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;<A HREF="../../window/visual-types.html#Visual">Visual</A> *XcmsVisualOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;</PRE></CODE><TABLE><TR><TD> <B>ccc</B><TD> Specifies the CCC.</TABLE>Both return the visual associated with the specified <A HREF="../conversion-contexts-and-gamut-mapping.html">CCC</A>.<A NAME="ScreenNumberOfCCC"></A><A NAME="XcmsScreenNumberOfCCC"></A><H2>ScreenNumberOfCCC, XcmsScreenNumberOfCCC</H2><!.IN "ScreenNumberOfCCC" "" "@DEF@"><!.IN "XcmsScreenNumberOfCCC" "" "@DEF@"><CODE><PRE>ScreenNumberOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;int XcmsScreenNumberOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;</PRE></CODE><TABLE><TR><TD> <B>ccc</B><TD> Specifies the CCC.</TABLE>Both return the number of the screen associated with the specified CCC.<A NAME="ScreenWhitePointOfCCC"></A><A NAME="XcmsScreenWhitePointOfCCC"></A><H2>ScreenWhitePointOfCCC, XcmsScreenWhitePointOfCCC</H2><!.IN "ScreenWhitePointOfCCC" "" "@DEF@"><!.IN "XcmsScreenWhitePointOfCCC" "" "@DEF@"><CODE><PRE>ScreenWhitePointOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;<A HREF="../structures.html#XcmsColor">XcmsColor</A> *XcmsScreenWhitePointOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;</PRE></CODE><TABLE><TR><TD> <B>ccc</B><TD> Specifies the CCC.</TABLE>Both return the white point of the screen associated with the specified <A HREF="../conversion-contexts-and-gamut-mapping.html">CCC</A>.<A NAME="ClientWhitePointOfCCC"></A><A NAME="XcmsClientWhitePointOfCCC"></A><H2>ClientWhitePointOfCCC, XcmsClientWhitePointOfCCC</H2><!.IN "ClientWhitePointOfCCC" "" "@DEF@"><!.IN "XcmsClientWhitePointOfCCC" "" "@DEF@"><CODE><PRE>ClientWhitePointOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;<A HREF="../structures.html#XcmsColor">XcmsColor</A> *XcmsClientWhitePointOfCCC(<B>ccc</B>) XcmsCCC <B>ccc</B>;</PRE></CODE><TABLE><TR><TD> <B>ccc</B><TD> Specifies the CCC.</TABLE>Both return the Client White Point of the specified CCC.<H5 ALIGN=right><I>Next: <A HREF="modifying-attributes.html">Modifying Attributes of a Color Conversion Context</A></I></H5><HR><ADDRESS><A HREF="http://tronche.com/">Christophe Tronche</A>, <A HREF="mailto:ch.tronche@computer.org">ch.tronche@computer.org</A></ADDRESS></BODY></HTML>⌨️ 快捷键说明
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