187 lines
3.7 KiB
Groff
187 lines
3.7 KiB
Groff
.ds xT X Toolkit Intrinsics \- C Language Interface
|
|
.ds xW Athena X Widgets \- C Language X Toolkit Interface
|
|
.ds xL Xlib \- C Language X Interface
|
|
.ds xC Inter-Client Communication Conventions Manual
|
|
.na
|
|
.de Ds
|
|
.nf
|
|
.\\$1D \\$2 \\$1
|
|
.ft 1
|
|
.\".ps \\n(PS
|
|
.\".if \\n(VS>=40 .vs \\n(VSu
|
|
.\".if \\n(VS<=39 .vs \\n(VSp
|
|
..
|
|
.de De
|
|
.ce 0
|
|
.if \\n(BD .DF
|
|
.nr BD 0
|
|
.in \\n(OIu
|
|
.if \\n(TM .ls 2
|
|
.sp \\n(DDu
|
|
.fi
|
|
..
|
|
.de FD
|
|
.LP
|
|
.KS
|
|
.TA .5i 3i
|
|
.ta .5i 3i
|
|
.nf
|
|
..
|
|
.de FN
|
|
.fi
|
|
.KE
|
|
.LP
|
|
..
|
|
.de IN \" send an index entry to the stderr
|
|
..
|
|
.de C{
|
|
.KS
|
|
.nf
|
|
.D
|
|
.\"
|
|
.\" choose appropriate monospace font
|
|
.\" the imagen conditional, 480,
|
|
.\" may be changed to L if LB is too
|
|
.\" heavy for your eyes...
|
|
.\"
|
|
.ie "\\*(.T"480" .ft L
|
|
.el .ie "\\*(.T"300" .ft L
|
|
.el .ie "\\*(.T"202" .ft PO
|
|
.el .ie "\\*(.T"aps" .ft CW
|
|
.el .ft R
|
|
.ps \\n(PS
|
|
.ie \\n(VS>40 .vs \\n(VSu
|
|
.el .vs \\n(VSp
|
|
..
|
|
.de C}
|
|
.DE
|
|
.R
|
|
..
|
|
.de Pn
|
|
.ie t \\$1\fB\^\\$2\^\fR\\$3
|
|
.el \\$1\fI\^\\$2\^\fP\\$3
|
|
..
|
|
.de ZN
|
|
.ie t \fB\^\\$1\^\fR\\$2
|
|
.el \fI\^\\$1\^\fP\\$2
|
|
..
|
|
.de NT
|
|
.ne 7
|
|
.ds NO Note
|
|
.if \\n(.$>$1 .if !'\\$2'C' .ds NO \\$2
|
|
.if \\n(.$ .if !'\\$1'C' .ds NO \\$1
|
|
.ie n .sp
|
|
.el .sp 10p
|
|
.TB
|
|
.ce
|
|
\\*(NO
|
|
.ie n .sp
|
|
.el .sp 5p
|
|
.if '\\$1'C' .ce 99
|
|
.if '\\$2'C' .ce 99
|
|
.in +5n
|
|
.ll -5n
|
|
.R
|
|
..
|
|
. \" Note End -- doug kraft 3/85
|
|
.de NE
|
|
.ce 0
|
|
.in -5n
|
|
.ll +5n
|
|
.ie n .sp
|
|
.el .sp 10p
|
|
..
|
|
.ny0
|
|
.TH XEmptyRegion 3X11 "Release 5" "X Version 11" "XLIB FUNCTIONS"
|
|
.SH NAME
|
|
XEmptyRegion, XEqualRegion, XPointInRegion, XRectInRegion \- determine if regions are empty or equal
|
|
.SH SYNTAX
|
|
.\" $Header: XEmptyRegion.f,v 1.2 88/04/07 17:09:49 mento Exp $
|
|
Bool XEmptyRegion\^(\^\fIr\fP\^)
|
|
.br
|
|
Region \fIr\fP\^;
|
|
.LP
|
|
.\" $Header: XEqualRegion.f,v 1.2 88/04/07 17:10:16 mento Exp $
|
|
Bool XEqualRegion\^(\^\fIr1\fP\^, \fIr2\fP\^)
|
|
.br
|
|
Region \fIr1\fP\^, \fIr2\fP\^;
|
|
.LP
|
|
.\" $Header: XPointInReg.f,v 1.2 88/04/07 17:10:45 mento Exp $
|
|
Bool XPointInRegion\^(\^\fIr\fP\^, \fIx\fP\^, \fIy\fP\^)
|
|
.br
|
|
Region \fIr\fP\^;
|
|
.br
|
|
int \fIx\fP\^, \fIy\fP\^;
|
|
.LP
|
|
.\" $Header: XRectInReg.f,v 1.1 88/02/26 10:02:37 mento Exp $
|
|
int XRectInRegion\^(\^\fIr\fP\^, \fIx\fP\^, \fIy\fP\^, \fIwidth\fP\^, \fIheight\fP\^)
|
|
.br
|
|
Region \fIr\fP\^;
|
|
.br
|
|
int \fIx\fP\^, \fIy\fP\^;
|
|
.br
|
|
unsigned int \fIwidth\fP\^, \fIheight\fP\^;
|
|
.SH ARGUMENTS
|
|
.\" $Header: r.a,v 1.1 88/02/26 10:29:50 mento Exp $
|
|
.IP \fIr\fP 1i
|
|
Specifies the region.
|
|
.\" $Header: r1r2.a,v 1.1 88/02/26 10:30:48 mento Exp $
|
|
.IP \fIr1\fP 1i
|
|
.br
|
|
.ns
|
|
.IP \fIr2\fP 1i
|
|
Specify the two regions.
|
|
.ds Wh , which define the rectangle
|
|
.\" $Header: w+h_gen.a,v 1.2 88/08/04 11:21:28 mento Exp $
|
|
.IP \fIwidth\fP 1i
|
|
.br
|
|
.ns
|
|
.IP \fIheight\fP 1i
|
|
Specify the width and height\*(Wh.
|
|
.ds Xy , which define the point \
|
|
or the coordinates of the upper-left corner of the rectangle
|
|
.\" $Header: xy_gen.a,v 1.2 88/08/04 11:22:37 mento Exp $
|
|
.IP \fIx\fP 1i
|
|
.br
|
|
.ns
|
|
.IP \fIy\fP 1i
|
|
Specify the x and y coordinates\*(Xy.
|
|
.SH DESCRIPTION
|
|
.\" $Header: XEmptyRegion.d,v 1.2 88/06/11 07:50:03 mento Exp $
|
|
The
|
|
.ZN XEmptyRegion
|
|
function returns
|
|
.ZN True
|
|
if the region is empty.
|
|
.LP
|
|
.\" $Header: XEqualRegion.d,v 1.2 88/06/11 07:50:04 mento Exp $
|
|
The
|
|
.ZN XEqualRegion
|
|
function returns
|
|
.ZN True
|
|
if the two regions have the same offset, size, and shape.
|
|
.LP
|
|
.\" $Header: XPointInReg.d,v 1.3 88/04/23 12:44:36 mento Exp $
|
|
The
|
|
.ZN XPointInRegion
|
|
function returns
|
|
.ZN True
|
|
if the point (x, y) is contained in the region r.
|
|
.LP
|
|
.\" $Header: XRectInReg.d,v 1.1 88/02/26 10:50:04 mento Exp $
|
|
The
|
|
.ZN XRectInRegion
|
|
function returns
|
|
.ZN RectangleIn
|
|
if the rectangle is entirely in the specified region,
|
|
.ZN RectangleOut
|
|
if the rectangle is entirely out of the specified region,
|
|
and
|
|
.ZN RectanglePart
|
|
if the rectangle is partially in the specified region.
|
|
.SH "SEE ALSO"
|
|
XCreateRegion(3X11),
|
|
XIntersectRegion(3X11)
|
|
.br
|
|
\fI\*(xL\fP
|