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authormarha <marha@users.sourceforge.net>2012-08-27 08:17:50 +0200
committermarha <marha@users.sourceforge.net>2012-08-27 08:17:50 +0200
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parente91ed68959d63f79e3b4973bc80c7ebcd07ed021 (diff)
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-.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1994, 1996 X Consortium
-.\"
-.\" Permission is hereby granted, free of charge, to any person obtaining
-.\" a copy of this software and associated documentation files (the
-.\" "Software"), to deal in the Software without restriction, including
-.\" without limitation the rights to use, copy, modify, merge, publish,
-.\" distribute, sublicense, and/or sell copies of the Software, and to
-.\" permit persons to whom the Software is furnished to do so, subject to
-.\" the following conditions:
-.\"
-.\" The above copyright notice and this permission notice shall be included
-.\" in all copies or substantial portions of the Software.
-.\"
-.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-.\" IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
-.\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-.\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-.\" OTHER DEALINGS IN THE SOFTWARE.
-.\"
-.\" Except as contained in this notice, the name of the X Consortium shall
-.\" not be used in advertising or otherwise to promote the sale, use or
-.\" other dealings in this Software without prior written authorization
-.\" from the X Consortium.
-.\"
-.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991 by
-.\" Digital Equipment Corporation
-.\"
-.\" Portions Copyright \(co 1990, 1991 by
-.\" Tektronix, Inc.
-.\"
-.\" Permission to use, copy, modify and distribute this documentation for
-.\" any purpose and without fee is hereby granted, provided that the above
-.\" copyright notice appears in all copies and that both that copyright notice
-.\" and this permission notice appear in all copies, and that the names of
-.\" Digital and Tektronix not be used in in advertising or publicity pertaining
-.\" to this documentation without specific, written prior permission.
-.\" Digital and Tektronix makes no representations about the suitability
-.\" of this documentation for any purpose.
-.\" It is provided ``as is'' without express or implied warranty.
-.\"
-.\"
-.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 hN
-.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 XDrawLine __libmansuffix__ __xorgversion__ "XLIB FUNCTIONS"
-.SH NAME
-XDrawLine, XDrawLines, XDrawSegments, XSegment \- draw lines, polygons, and line structure
-.SH SYNTAX
-.HP
-int XDrawLine\^(\^Display *\fIdisplay\fP\^, Drawable \fId\fP\^, GC \fIgc\fP\^,
-int \fIx1\fP\^, int \fIy1\fP\^, int \fIx2\fP\^, int \fIy2\fP\^);
-.HP
-int XDrawLines\^(\^Display *\fIdisplay\fP\^, Drawable \fId\fP\^, GC
-\fIgc\fP\^, XPoint *\fIpoints\fP\^, int \fInpoints\fP\^, int \fImode\fP\^);
-.HP
-int XDrawSegments\^(\^Display *\fIdisplay\fP\^, Drawable \fId\fP\^, GC
-\fIgc\fP\^, XSegment *\fIsegments\fP\^, int \fInsegments\fP\^);
-.SH ARGUMENTS
-.IP \fId\fP 1i
-Specifies the drawable.
-.IP \fIdisplay\fP 1i
-Specifies the connection to the X server.
-.IP \fIgc\fP 1i
-Specifies the GC.
-.IP \fImode\fP 1i
-Specifies the coordinate mode.
-You can pass
-.ZN CoordModeOrigin
-or
-.ZN CoordModePrevious .
-.IP \fInpoints\fP 1i
-Specifies the number of points in the array.
-.IP \fInsegments\fP 1i
-Specifies the number of segments in the array.
-.IP \fIpoints\fP 1i
-Specifies an array of points.
-.IP \fIsegments\fP 1i
-Specifies an array of segments.
-.IP \fIx1\fP 1i
-.br
-.ns
-.IP \fIy1\fP 1i
-.br
-.ns
-.IP \fIx2\fP 1i
-.br
-.ns
-.IP \fIy2\fP 1i
-Specify the points (x1, y1) and (x2, y2) to be connected.
-.SH DESCRIPTION
-The
-.ZN XDrawLine
-function uses the components of the specified GC to
-draw a line between the specified set of points (x1, y1) and (x2, y2).
-It does not perform joining at coincident endpoints.
-For any given line,
-.ZN XDrawLine
-does not draw a pixel more than once.
-If lines intersect, the intersecting pixels are drawn multiple times.
-.LP
-The
-.ZN XDrawLines
-function uses the components of the specified GC to draw
-npoints\-1 lines between each pair of points (point[i], point[i+1])
-in the array of
-.ZN XPoint
-structures.
-It draws the lines in the order listed in the array.
-The lines join correctly at all intermediate points, and if the first and last
-points coincide, the first and last lines also join correctly.
-For any given line,
-.ZN XDrawLines
-does not draw a pixel more than once.
-If thin (zero line-width) lines intersect,
-the intersecting pixels are drawn multiple times.
-If wide lines intersect, the intersecting pixels are drawn only once, as though
-the entire
-.ZN PolyLine
-protocol request were a single, filled shape.
-.ZN CoordModeOrigin
-treats all coordinates as relative to the origin,
-and
-.ZN CoordModePrevious
-treats all coordinates after the first as relative to the previous point.
-.LP
-The
-.ZN XDrawSegments
-function draws multiple, unconnected lines.
-For each segment,
-.ZN XDrawSegments
-draws a
-line between (x1, y1) and (x2, y2).
-It draws the lines in the order listed in the array of
-.ZN XSegment
-structures and does not perform joining at coincident endpoints.
-For any given line,
-.ZN XDrawSegments
-does not draw a pixel more than once.
-If lines intersect, the intersecting pixels are drawn multiple times.
-.LP
-All three functions use these GC components:
-function, plane-mask, line-width,
-line-style, cap-style, fill-style, subwindow-mode,
-clip-x-origin, clip-y-origin, and clip-mask.
-The
-.ZN XDrawLines
-function also uses the join-style GC component.
-All three functions also use these GC mode-dependent components:
-foreground, background, tile, stipple, tile-stipple-x-origin,
-tile-stipple-y-origin, dash-offset, and dash-list.
-.LP
-.ZN XDrawLine ,
-.ZN XDrawLines ,
-and
-.ZN XDrawSegments
-can generate
-.ZN BadDrawable ,
-.ZN BadGC ,
-and
-.ZN BadMatch
-errors.
-.ZN XDrawLines
-can also generate a
-.ZN BadValue
-error.
-.SH STRUCTURES
-The
-.ZN XSegment
-structure contains:
-.LP
-.Ds 0
-.TA .5i
-.ta .5i
-typedef struct {
- short x1, y1, x2, y2;
-} XSegment;
-.De
-.LP
-All x and y members are signed integers.
-The width and height members are 16-bit unsigned integers.
-You should be careful not to generate coordinates and sizes
-out of the 16-bit ranges, because the protocol only has 16-bit fields
-for these values.
-.SH DIAGNOSTICS
-.TP 1i
-.ZN BadDrawable
-A value for a Drawable argument does not name a defined Window or Pixmap.
-.TP 1i
-.ZN BadGC
-A value for a GContext argument does not name a defined GContext.
-.TP 1i
-.ZN BadMatch
-An
-.ZN InputOnly
-window is used as a Drawable.
-.TP 1i
-.ZN BadMatch
-Some argument or pair of arguments has the correct type and range but fails
-to match in some other way required by the request.
-.TP 1i
-.ZN BadValue
-Some numeric value falls outside the range of values accepted by the request.
-Unless a specific range is specified for an argument, the full range defined
-by the argument's type is accepted. Any argument defined as a set of
-alternatives can generate this error.
-.SH "SEE ALSO"
-XDrawArc(__libmansuffix__),
-XDrawPoint(__libmansuffix__),
-XDrawRectangle(__libmansuffix__)
-.br
-\fI\*(xL\fP
+.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1994, 1996 X Consortium
+.\"
+.\" Permission is hereby granted, free of charge, to any person obtaining
+.\" a copy of this software and associated documentation files (the
+.\" "Software"), to deal in the Software without restriction, including
+.\" without limitation the rights to use, copy, modify, merge, publish,
+.\" distribute, sublicense, and/or sell copies of the Software, and to
+.\" permit persons to whom the Software is furnished to do so, subject to
+.\" the following conditions:
+.\"
+.\" The above copyright notice and this permission notice shall be included
+.\" in all copies or substantial portions of the Software.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+.\" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+.\" IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
+.\" OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+.\" ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+.\" OTHER DEALINGS IN THE SOFTWARE.
+.\"
+.\" Except as contained in this notice, the name of the X Consortium shall
+.\" not be used in advertising or otherwise to promote the sale, use or
+.\" other dealings in this Software without prior written authorization
+.\" from the X Consortium.
+.\"
+.\" Copyright \(co 1985, 1986, 1987, 1988, 1989, 1990, 1991 by
+.\" Digital Equipment Corporation
+.\"
+.\" Portions Copyright \(co 1990, 1991 by
+.\" Tektronix, Inc.
+.\"
+.\" Permission to use, copy, modify and distribute this documentation for
+.\" any purpose and without fee is hereby granted, provided that the above
+.\" copyright notice appears in all copies and that both that copyright notice
+.\" and this permission notice appear in all copies, and that the names of
+.\" Digital and Tektronix not be used in in advertising or publicity pertaining
+.\" to this documentation without specific, written prior permission.
+.\" Digital and Tektronix makes no representations about the suitability
+.\" of this documentation for any purpose.
+.\" It is provided ``as is'' without express or implied warranty.
+.\"
+.\"
+.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 CW
+.\".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 IN \" send an index entry to the stderr
+..
+.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 hN
+.ie t <\fB\\$1\fR>\\$2
+.el <\fI\\$1\fP>\\$2
+..
+.ny0
+.TH XDrawLine __libmansuffix__ __xorgversion__ "XLIB FUNCTIONS"
+.SH NAME
+XDrawLine, XDrawLines, XDrawSegments, XSegment \- draw lines, polygons, and line structure
+.SH SYNTAX
+.HP
+int XDrawLine\^(\^Display *\fIdisplay\fP\^, Drawable \fId\fP\^, GC \fIgc\fP\^,
+int \fIx1\fP\^, int \fIy1\fP\^, int \fIx2\fP\^, int \fIy2\fP\^);
+.HP
+int XDrawLines\^(\^Display *\fIdisplay\fP\^, Drawable \fId\fP\^, GC
+\fIgc\fP\^, XPoint *\fIpoints\fP\^, int \fInpoints\fP\^, int \fImode\fP\^);
+.HP
+int XDrawSegments\^(\^Display *\fIdisplay\fP\^, Drawable \fId\fP\^, GC
+\fIgc\fP\^, XSegment *\fIsegments\fP\^, int \fInsegments\fP\^);
+.SH ARGUMENTS
+.IP \fId\fP 1i
+Specifies the drawable.
+.IP \fIdisplay\fP 1i
+Specifies the connection to the X server.
+.IP \fIgc\fP 1i
+Specifies the GC.
+.IP \fImode\fP 1i
+Specifies the coordinate mode.
+You can pass
+.ZN CoordModeOrigin
+or
+.ZN CoordModePrevious .
+.IP \fInpoints\fP 1i
+Specifies the number of points in the array.
+.IP \fInsegments\fP 1i
+Specifies the number of segments in the array.
+.IP \fIpoints\fP 1i
+Specifies an array of points.
+.IP \fIsegments\fP 1i
+Specifies an array of segments.
+.IP \fIx1\fP 1i
+.br
+.ns
+.IP \fIy1\fP 1i
+.br
+.ns
+.IP \fIx2\fP 1i
+.br
+.ns
+.IP \fIy2\fP 1i
+Specify the points (x1, y1) and (x2, y2) to be connected.
+.SH DESCRIPTION
+The
+.ZN XDrawLine
+function uses the components of the specified GC to
+draw a line between the specified set of points (x1, y1) and (x2, y2).
+It does not perform joining at coincident endpoints.
+For any given line,
+.ZN XDrawLine
+does not draw a pixel more than once.
+If lines intersect, the intersecting pixels are drawn multiple times.
+.LP
+The
+.ZN XDrawLines
+function uses the components of the specified GC to draw
+npoints\-1 lines between each pair of points (point[i], point[i+1])
+in the array of
+.ZN XPoint
+structures.
+It draws the lines in the order listed in the array.
+The lines join correctly at all intermediate points, and if the first and last
+points coincide, the first and last lines also join correctly.
+For any given line,
+.ZN XDrawLines
+does not draw a pixel more than once.
+If thin (zero line-width) lines intersect,
+the intersecting pixels are drawn multiple times.
+If wide lines intersect, the intersecting pixels are drawn only once, as though
+the entire
+.ZN PolyLine
+protocol request were a single, filled shape.
+.ZN CoordModeOrigin
+treats all coordinates as relative to the origin,
+and
+.ZN CoordModePrevious
+treats all coordinates after the first as relative to the previous point.
+.LP
+The
+.ZN XDrawSegments
+function draws multiple, unconnected lines.
+For each segment,
+.ZN XDrawSegments
+draws a
+line between (x1, y1) and (x2, y2).
+It draws the lines in the order listed in the array of
+.ZN XSegment
+structures and does not perform joining at coincident endpoints.
+For any given line,
+.ZN XDrawSegments
+does not draw a pixel more than once.
+If lines intersect, the intersecting pixels are drawn multiple times.
+.LP
+All three functions use these GC components:
+function, plane-mask, line-width,
+line-style, cap-style, fill-style, subwindow-mode,
+clip-x-origin, clip-y-origin, and clip-mask.
+The
+.ZN XDrawLines
+function also uses the join-style GC component.
+All three functions also use these GC mode-dependent components:
+foreground, background, tile, stipple, tile-stipple-x-origin,
+tile-stipple-y-origin, dash-offset, and dash-list.
+.LP
+.ZN XDrawLine ,
+.ZN XDrawLines ,
+and
+.ZN XDrawSegments
+can generate
+.ZN BadDrawable ,
+.ZN BadGC ,
+and
+.ZN BadMatch
+errors.
+.ZN XDrawLines
+can also generate a
+.ZN BadValue
+error.
+.SH STRUCTURES
+The
+.ZN XSegment
+structure contains:
+.LP
+.Ds 0
+typedef struct {
+ short x1, y1, x2, y2;
+} XSegment;
+.De
+.LP
+All x and y members are signed integers.
+The width and height members are 16-bit unsigned integers.
+You should be careful not to generate coordinates and sizes
+out of the 16-bit ranges, because the protocol only has 16-bit fields
+for these values.
+.SH DIAGNOSTICS
+.TP 1i
+.ZN BadDrawable
+A value for a Drawable argument does not name a defined Window or Pixmap.
+.TP 1i
+.ZN BadGC
+A value for a GContext argument does not name a defined GContext.
+.TP 1i
+.ZN BadMatch
+An
+.ZN InputOnly
+window is used as a Drawable.
+.TP 1i
+.ZN BadMatch
+Some argument or pair of arguments has the correct type and range but fails
+to match in some other way required by the request.
+.TP 1i
+.ZN BadValue
+Some numeric value falls outside the range of values accepted by the request.
+Unless a specific range is specified for an argument, the full range defined
+by the argument's type is accepted. Any argument defined as a set of
+alternatives can generate this error.
+.SH "SEE ALSO"
+XDrawArc(__libmansuffix__),
+XDrawPoint(__libmansuffix__),
+XDrawRectangle(__libmansuffix__)
+.br
+\fI\*(xL\fP