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.\"
.IX Title "CAD::Drawing::IO::Circ 3"
.TH CAD::Drawing::IO::Circ 3 "2008-01-04" "perl v5.8.8" "User Contributed Perl Documentation"
.SH "NAME"
CAD::Drawing::IO::Circ \- load and save for circle data
.SH "NOTICE"
.IX Header "NOTICE"
This module and the format upon which it relies should be considered
extremely experimental and should not be used in production except under
short-term and disposable conditions.
.SH "INFO"
.IX Header "INFO"
This module is intended only as a backend to CAD::Drawing::IO.  The only
method from here which you may want to call directly is \fIpingcirc()\fR,
which will return information stored in the \*(L".circ_data\*(R" file.
.PP
For loading and saving, please use the front-end interface provided by
\&\fIload()\fR and \fIsave()\fR in CAD::Drawing::IO.
.SH "AUTHOR"
.IX Header "AUTHOR"
Eric L. Wilhelm <ewilhelm at cpan dot org>
.PP
http://scratchcomputing.com
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
This module is copyright (C) 2004\-2006 by Eric L. Wilhelm.  Portions
copyright (C) 2003 by Eric L. Wilhelm and A. Zahner Co.
.SH "LICENSE"
.IX Header "LICENSE"
This module is distributed under the same terms as Perl.  See the Perl
source package for details.
.PP
You may use this software under one of the following licenses:
.PP
.Vb 4
\&  (1) GNU General Public License
\&    (found at http://www.gnu.org/copyleft/gpl.html)
\&  (2) Artistic License
\&    (found at http://www.perl.com/pub/language/misc/Artistic.html)
.Ve
.SH "NO WARRANTY"
.IX Header "NO WARRANTY"
This software is distributed with \s-1ABSOLUTELY\s0 \s-1NO\s0 \s-1WARRANTY\s0.  The author,
his former employer, and any other contributors will in no way be held
liable for any loss or damages resulting from its use.
.SH "Modifications"
.IX Header "Modifications"
The source code of this module is made freely available and
distributable under the \s-1GPL\s0 or Artistic License.  Modifications to and
use of this software must adhere to one of these licenses.  Changes to
the code should be noted as such and this notification (as well as the
above copyright information) must remain intact on all copies of the
code.
.PP
Additionally, while the author is actively developing this code,
notification of any intended changes or extensions would be most helpful
in avoiding repeated work for all parties involved.  Please contact the
author with any such development plans.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
.Vb 2
\&  CAD::Drawing
\&  CAD::Drawing::IO
.Ve
.SH "Requisite Plug-in Functions"
.IX Header "Requisite Plug-in Functions"
See CAD::Drawing::IO for a description of the plug-in architecture.
.Sh "check_type"
.IX Subsection "check_type"
Returns true if \f(CW$type\fR is \*(L"circ\*(R" or \f(CW$filename\fR is a directory containing a
\&\*(L".circ\*(R" file.
.PP
.Vb 1
\&  $fact = check_type($filename, $type);
.Ve
.Sh "load"
.IX Subsection "load"
.Vb 1
\&  @list = load($drw, $directory, $opts);
.Ve
.Sh "save"
.IX Subsection "save"
.Vb 1
\&  $drw->save();
.Ve
.Sh "pingcirc"
.IX Subsection "pingcirc"
Returns a hash reference for colon-separated key-value pairs in the
\&\*(L".circ_data\*(R" file which is found inside of \f(CW$directory\fR.  If the file is
not found, returns undef. 
.PP
The key may not contain colons.  Colons in values will be preserved
as\-is.
.PP
.Vb 1
\&  $drw->pingcirc($directory);
.Ve
.Sh "write_circdata"
.IX Subsection "write_circdata"
.Vb 1
\&  $drw->write_circdata($directory, \e%options);
.Ve