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package MTools::MState;
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU LGPL Libray General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program 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 Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA,
# or refer to http://www.gnu.org/copyleft/lgpl.html
#
##################################################################
use strict;
use MTools;
use MTools::MObjet;
use MTools::SVG::SVGLoader;
use vars qw /@ISA/;
BEGIN
{
@ISA = qw /MTools::MObjet/;
}
sub new {
my ($class, %options) = @_;
my $self = {};
bless $self, $class;
$self -> {instance} = -1;
my %events = %{$options {events}};
$self -> {__transitions} = $options {transitions};
my %transitions = %{$self -> {__transitions}};
$self -> recordProperty ('state', $options {current_state});
$self -> recordEvent('SET_STATE');
# Cr?er les bind soit aupr?s de zinc, soit au niveau des objets MObjet
while ( my ($evt, $desc) = each (%events) )
{
my ($src, $spec) = @{$desc};
if ($spec =~ /<(.*)>/)
{
binding ($src, $spec, sub {$self -> evt ($evt, @_); });
}
else
{
$src -> binding ($spec, sub {$self -> evt ($evt, @_); });
}
}
# Abonne les switchs ecoutant les changements d'etat
my $sws = $options {switchs};
if (defined $sws)
{
my @abonnes;
if (ref ($sws) eq 'ARRAY')
{
@abonnes = @{$sws};
}
else
{
$abonnes [0] = $sws;
}
for (my $i = 0; $i < @abonnes; $i++)
{
$self -> binding ('SET_STATE', [$abonnes [$i], 'setState']);
}
$self -> notify ('SET_STATE', $self -> mget ('state'));
}
# Enregistre les outputs
while ( my ($src, $trans) = each (%transitions) )
{
my %trs = %{$trans};
while ( my ($evt, $desc) = each (%trs) )
{
if (defined $desc -> {notify})
{
my @evts;
if (ref ($desc -> {notify}) eq 'ARRAY')
{
@evts = @{$desc -> {notify}};
}
else
{
$evts [0] = $desc -> {notify};
}
for (my $i = 0; $i < @evts; $i++)
{
$self -> recordEvent($evts [$i]);
}
}
}
}
return $self;
}
sub evt {
my ($self, $evt, @args) = @_;
if (defined $self -> {__transitions} -> {$self -> mget ('state')} -> {$evt})
{
my $trans = $self -> {__transitions} -> {$self -> mget ('state')} -> {$evt};
if( defined $trans -> {do_before} )
{
executer ($trans -> {do_before}, @args);
}
if( defined $trans -> {to} )
{
$self -> mconfigure ('state', $self -> {__transitions} -> {$self -> mget ('state')} -> {$evt} -> {to});
$self -> notify ('SET_STATE', $self -> mget ('state'));
}
if( defined $trans -> {do_after} )
{
executer ($trans -> {do_after}, @args);
}
if( defined $trans -> {notify} )
{
my @evts;
if (ref ($trans -> {notify}) eq 'ARRAY')
{
@evts = @{$trans -> {notify}};
}
else
{
$evts [0] = $trans -> {notify};
}
for (my $i = 0; $i < @evts; $i++)
{
$self -> notify ($evts [$i], @args);
}
}
}
}
sub setState {
print "################## MTools::MState TODO\n";
}
1;
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