#=======================================================================
# ____ ____ _____ _ ____ ___ ____
# | _ \| _ \| ___| _ _ / \ | _ \_ _| |___ \
# | |_) | | | | |_ (_) (_) / _ \ | |_) | | __) |
# | __/| |_| | _| _ _ / ___ \| __/| | / __/
# |_| |____/|_| (_) (_) /_/ \_\_| |___| |_____|
#
# A Perl Module Chain to faciliate the Creation and Modification
# of High-Quality "Portable Document Format (PDF)" Files.
#
# Copyright 1999-2004 Alfred Reibenschuh <areibens@cpan.org>.
#
#=======================================================================
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# $Id: Shading.pm,v 1.8 2004/06/22 00:38:44 fredo Exp $
#
#=======================================================================
BEGIN {
use strict;
use vars qw(@ISA $VERSION);
@ISA = qw(PDF::API2::Resource);
( $VERSION ) = '$Revision: 1.8 $' =~ /Revision: (\S+)\s/; # $Date: 2004/06/22 00:38:44 $
}
=item $cs = PDF::API2::Resource::Shading->new $pdf, $key, %parameters
Returns a new shading object. base class for all shadings.
=cut
sub new {
my ($class,$pdf,$key,%opts)=@_;
$class = ref $class if ref $class;
$self=$class->SUPER::new($pdf,$key || pdfkey());
$pdf->new_obj($self) unless($self->is_obj($pdf));
$self->{' apipdf'}=$pdf;
# $self->{ColorSpace}=PDFName($opts{-colorspace}||'DeviceRGB');
#
# $sh->{ShadingType}=PDFNum(2);
# $sh->{Coords}=PDFArray(PDFNum(0),PDFNum(0),PDFNum(1),PDFNum(1));
# $sh->{Function}=PDFDict();
# $sh->{Function}->{FunctionType}=PDFNum(2);
# $sh->{Function}->{Domain}=PDFArray(PDFNum(0),PDFNum(1));
# $sh->{Function}->{C0}=PDFArray(PDFNum(1),PDFNum(1),PDFNum(1));
# $sh->{Function}->{C1}=PDFArray(PDFNum(0),PDFNum(0),PDFNum(1));
# $sh->{Function}->{N}=PDFNum(1);
return($self);
}
=item $cs = PDF::API2::Resource::Shading->new_api $api, $name
Returns a shading object. This method is different from 'new' that
it needs an PDF::API2-object rather than a Text::PDF::File-object.
=cut
sub new_api {
my ($class,$api,@opts)=@_;
my $obj=$class->new($api->{pdf},@opts);
$self->{' api'}=$api;
return($obj);
}
sub outobjdeep {
my ($self, @opts) = @_;
foreach my $k (qw/ api apipdf /) {
$self->{" $k"}=undef;
delete($self->{" $k"});
}
$self->SUPER::outobjdeep(@opts);
}
1;
__END__
=head1 AUTHOR
alfred reibenschuh
=head1 HISTORY
$Log: Shading.pm,v $
Revision 1.8 2004/06/22 00:38:44 fredo
fixed ISA
Revision 1.7 2004/06/21 22:33:37 fredo
added basic pattern/shading handling
Revision 1.6 2004/06/15 09:14:41 fredo
removed cr+lf
Revision 1.5 2004/06/07 19:44:36 fredo
cleaned out cr+lf for lf
Revision 1.4 2003/12/08 13:05:33 Administrator
corrected to proper licencing statement
Revision 1.3 2003/11/30 17:28:55 Administrator
merged into default
Revision 1.2.2.1 2003/11/30 16:56:35 Administrator
merged into default
Revision 1.2 2003/11/30 11:44:49 Administrator
added CVS id/log
=cut