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# Cdrom.pm
#
# a SDL cdrom manipluation module
#
# Copyright (C) 2000,2002 David J. Goehrig
#
package SDL::Cdrom;
use strict;
use SDL;
BEGIN {
use Exporter();
use vars qw(@ISA @EXPORT);
@ISA = qw(Exporter);
@EXPORT = qw/ &CD_NUM_DRIVES /;
}
sub new {
my $proto = shift;
my $class = ref($proto) || $proto;
my $self = {};
$self->{-number} = shift;
$self->{-cdrom} = SDL::CDOpen($self->{-number});
die SDL::GetError() if ( SDL::CD_ERROR() eq SDL::CDStatus($self->{-cdrom}));
bless $self,$class;
return $self;
}
sub DESTROY {
my $self = shift;
SDL::CDClose($self->{-cdrom});
}
sub CD_NUM_DRIVES {
return SDL::CDNumDrives();
}
sub name ($) {
my $self = shift;
return SDL::CDName($self->{-cdrom});
}
sub status ($) {
my $self = shift;
return SDL::sdlpl::sdl_cd_status($self->{-cdrom});
}
sub play ($$$;$$) {
my ($self,$start,$length,$fs,$fl) = @_;
return SDL::CDPlayTracks($self->{-cdrom},$start,$length,$fs,$fl);
}
sub pause ($) {
my $self = shift;
return SDL::CDPause($self->{-cdrom});
}
sub resume ($) {
my $self = shift;
return SDL::CDResume($self->{-cdrom});
}
sub stop ($) {
my $self = shift;
return SDL::CDStop($self->{-cdrom});
}
sub eject ($) {
my $self = shift;
return SDL::CDEject($self->{-cdrom});
}
sub id ($) {
my $self = shift;
return SDL::CDId($self->{-cdrom});
}
sub num_tracks ($) {
my $self = shift;
return SDL::CDNumTracks($self->{-cdrom});
}
my $buildtrack = sub {
my $ptr = shift;
my %track = ();
$track{-id} = SDL::CDTrackId($ptr);
$track{-type} = SDL::CDTrackType($ptr);
$track{-length} = SDL::CDTrackLength($ptr);
$track{-offset} = SDL::CDTrackOffset($ptr);
return \%track;
};
sub track {
my $self = shift;
my $number = shift;
return &$buildtrack(SDL::CDTrack($self->{-cdrom},$number));
}
sub current {
my $self = shift;
return $self->track(SDL::CDCurTrack($self->{-cdrom}));
}
sub current_frame {
my $self = shift;
return SDL::CDCurFrame($self->{-cdrom});
}
1;
__END__;
=pod
=head1 NAME
SDL::Cdrom - a SDL perl extension for managing CD-ROM drives
=head1 SYNOPSIS
use SDL::Cdrom;
$cdrom = SDL::Cdrom->new(0);
$cdrom->play();
=head1 EXPORTS
=over 4
=item *
C<CD_NUM_DRIVES>.
=back
=head1 DESCRIPTION
Create a new SDL::Cdrom object. The passed $id is the number of the drive,
whereas 0 is the first drive etc.
use SDL::Cdrom;
my $drive => SDL::Cdrom->new($id);
=head1 METHODS
=head2 CD_NUM_DRIVES()
Returns the number of CD-ROM drives present.
=head2 name()
Returns the system dependent name of the CD-ROM device.
=head2 status()
Return the status of the drive.
=head2 play()
Play a track.
=head2 pause()
Pause the playing.
=head2 resume()
Resume the playing.
=head2 stop()
Stop the playing.
=head2 eject()
Eject the medium in the drive.
=head2 id()
Return the ID of the drive.
=head2 num_tracks()
Return the number of tracks on the medium.
=head2 track()
Returns the track description
=head2 current()
Return the current played track number.
=head2 current_frame()
Return the current frame.
=head1 AUTHORS
David J. Goehrig
Documentation by Tels <http://bloodgate.com/>.
=head1 SEE ALSO
L<perl> L<SDL::Mixer> L<SDL::App>.
=cut
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