xenocara/lib/libX11/man/XCreateRegion.man
2013-04-28 16:55:55 +00:00

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.TH XCreateRegion __libmansuffix__ __xorgversion__ "XLIB FUNCTIONS"
.SH NAME
XCreateRegion, XSetRegion, XDestroyRegion \- create or destroy regions
.SH SYNTAX
.HP
Region XCreateRegion\^(void\^);
.HP
int XSetRegion\^(\^Display *\fIdisplay\fP\^, GC \fIgc\fP\^, Region \fIr\fP\^);
.HP
int XDestroyRegion\^(\^Region \fIr\fP\^);
.SH ARGUMENTS
.IP \fIdisplay\fP 1i
Specifies the connection to the X server.
.IP \fIgc\fP 1i
Specifies the GC.
.IP \fIr\fP 1i
Specifies the region.
.SH DESCRIPTION
The
.ZN XCreateRegion
function creates a new empty region.
.LP
The
.ZN XSetRegion
function sets the clip-mask in the GC to the specified region.
The region is specified relative to the drawable's origin.
The resulting GC clip origin is implementation-dependent.
Once it is set in the GC,
the region can be destroyed.
.LP
The
.ZN XDestroyRegion
function deallocates the storage associated with a specified region.
.SH "SEE ALSO"
XEmptyRegion(__libmansuffix__),
XIntersectRegion(__libmansuffix__)
.br
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