#! perl # depends=widget

# this module implements a rather fancy worldmap

our $WORLDMAP_UPDATE_INTERVAL = $cfg::CFG{worldmap_update_interval} || 10;

cf::async_ext {
   my $schedule_interval = Coro::Event->timer (after => 1);

   while () {
      $schedule_interval->interval ($WORLDMAP_UPDATE_INTERVAL);
      $schedule_interval->next;
   }
};

sub create_widgets {
   my ($ns) = @_;

   my $info = { };

   $info->{ws} = my $ws = $ns->new_widgetset;

   $info->{toplevel} = my $w = $ws->new (Toplevel =>
      title   => "Worldmap",
      name    => "server_item_worldmap",
      force_w => 400,
      force_h => 400,
      x       => "center",
      y       => "center",
      has_close_button => 1,
      on_delete => sub { shift->hide },
   );

   my $face = cf::face::find "res/worldmap.jpg";
   $ns->send_face ($face);
   $ns->flush_fx;

   $w->add (my $sw = $ws->new (ScrolledWindow => scroll_x => 1, scroll_y => 1));
   $sw->add (my $canvas = $ws->new (Canvas => expand => 1));
   $canvas->add_fixed ($ws->new (Face => expand => 1, size_w => undef, size_h => undef, face => $face), abs => 0, 0, rel => 1, 1);
   $canvas->add_fixed ($ws->new (Label => text => "lb1"), abs => 10, 10, rel => 1, 1);

   $info
}

sub update_worldmap {
   my ($ns) = @_;

   my $ws = $ns->{ws_worldmap} or return;
}

cf::object::attachment item_worldmap =>
   on_apply => sub {
      my ($self, $who) = @_;

      my $ns = $who->contr->ns;

      if ($ns->{can_widget}) {
         my $ws = $ns->{ws_worldmap} ||= create_widgets $ns;
         $ws->{toplevel}->toggle_visibility;
         $ws->{toplevel}->get (visible => sub {
            update_worldmap $ns;
         });
      } else {
         $ns->send_msg ("log", "Your client doesn't support the (required) widget extension. Try CFPlus at http://crossfire.schmorp.de/.", cf::NDI_RED);
      }

      cf::override 1;
   },
;