Mercurial > sdl-ios-xcode
view docs/html/sdlgetrelativemousestate.html @ 2214:e7164a4dac62
Added gamma table support to X11. Also now supports DirectColor visuals.
author | Bob Pendleton <bob@pendleton.com> |
---|---|
date | Wed, 25 Jul 2007 21:22:55 +0000 |
parents | 355632dca928 |
children |
line wrap: on
line source
<HTML ><HEAD ><TITLE >SDL_GetRelativeMouseState</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="SDL Library Documentation" HREF="index.html"><LINK REL="UP" TITLE="Event Functions." HREF="eventfunctions.html"><LINK REL="PREVIOUS" TITLE="SDL_GetMouseState" HREF="sdlgetmousestate.html"><LINK REL="NEXT" TITLE="SDL_GetAppState" HREF="sdlgetappstate.html"></HEAD ><BODY CLASS="REFENTRY" BGCOLOR="#FFF8DC" TEXT="#000000" LINK="#0000ee" VLINK="#551a8b" ALINK="#ff0000" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >SDL Library Documentation</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="sdlgetmousestate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdlgetappstate.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLGETRELATIVEMOUSESTATE" ></A >SDL_GetRelativeMouseState</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN5902" ></A ><H2 >Name</H2 >SDL_GetRelativeMouseState -- Retrieve the current state of the mouse</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN5905" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><A NAME="AEN5906" ></A ><P ></P ><PRE CLASS="FUNCSYNOPSISINFO" >#include "SDL.h"</PRE ><P ><CODE ><CODE CLASS="FUNCDEF" >Uint8 <B CLASS="FSFUNC" >SDL_GetRelativeMouseState</B ></CODE >(int *x, int *y);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5912" ></A ><H2 >Description</H2 ><P >The current button state is returned as a button bitmask, which can be tested using the <TT CLASS="LITERAL" >SDL_BUTTON(X)</TT > macros, and <TT CLASS="PARAMETER" ><I >x</I ></TT > and <TT CLASS="PARAMETER" ><I >y</I ></TT > are set to the change in the mouse position since the last call to <TT CLASS="FUNCTION" >SDL_GetRelativeMouseState</TT > or since event initialization. You can pass <TT CLASS="LITERAL" >NULL</TT > for either <TT CLASS="PARAMETER" ><I >x</I ></TT > or <TT CLASS="PARAMETER" ><I >y</I ></TT >.</P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN5922" ></A ><H2 >See Also</H2 ><P ><A HREF="sdlgetmousestate.html" ><TT CLASS="FUNCTION" >SDL_GetMouseState</TT ></A ></P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="sdlgetmousestate.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="sdlgetappstate.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_GetMouseState</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="eventfunctions.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_GetAppState</TD ></TR ></TABLE ></DIV ></BODY ></HTML >