Deliantra-Client/DC/Main.pm

package DC::Main;

# "dummy" package, which contains the real "main" program
# bin/deliantra is just a wrapper, to reduce the amount
# of code that needs to be in BEGIN clauses, and
# to make upgrades easier.

package main;

if ($ENV{DELIANTRA_CORO_DEBUG}) {
   eval '
      use Coro;
      use Coro::EV;
      use Coro::Debug;
      our $debug = new_unix_server Coro::Debug "/tmp/dc";
   ';
   die if $@;
}

use common::sense;
use Carp 'verbose';
use Cwd ();
use Digest::MD5 ();
use EV;
BEGIN { *time = \&EV::time }

use List::Util qw(max min);

use Deliantra;
use Deliantra::Util;
use Deliantra::Protocol::Constants;

use AnyEvent::Util ();
use AnyEvent::Socket ();
use AnyEvent::DNS ();

use Compress::LZF;
use JSON::XS;
use Urlader;

use DC;

sub crash($;$) {
   # nop at compiletime
}

BEGIN {
   $SIG{__DIE__} = sub {
      return if $^S; # quick reject

      # return if there are any eval contexts in the call stack
      for my $i (0..999) {
         my ($sub, $is_require) = (caller $i)[3, 7]
            or last;
         return if $sub eq "(eval)" && !$is_require;
      }

      crash "CRASH/DIE: $_[0]" => 1;
      DC::fatal Carp::longmess "$_[0]";
   }
}

use DC::OpenGL ();
use DC::Audio ();
use DC::Protocol;
use DC::DB;
use DC::UI;
use DC::UI::Canvas;
use DC::UI::Inventory;
use DC::UI::SpellList;
use DC::UI::Dockable;
use DC::UI::Dockbar;
use DC::UI::ChatView;
use DC::MessageDistributor;
use DC::Pod;
use DC::MapWidget;
use DC::Macro;

# printf "%5d %5d %5d %5d\n", $_, DC::minpot $_, DC::ld32 $_, 2 << ((DC::ld32 $_ - 1));

$SIG{QUIT} = sub { Carp::cluck "QUIT" };
$SIG{PIPE} = 'IGNORE';

$EV::DIED = sub {
   crash "CRASH/EV::DIED: $@" => 0;
   DC::fatal Carp::longmess $@;
};

# initialise the resolver before going fullscreen,
# as vista forces us back to the desktop
# when doing this later.
use AnyEvent::DNS;
AnyEvent::DNS::resolver ();

our $MAX_FPS = 60;

our $DEFAULT_SERVER = "gameserver.deliantra.net";

our $META_SERVER = "http://metaserver.schmorp.de/current.json";

our $LAST_REFRESH;
our $NOW;

our $CFG;
our $PROFILE; # current profile
our $FAST; # fast, low-quality mode, possibly useful for software-rendering
our $DELIANTRA_DEBUG = $ENV{DELIANTRA_DEBUG} * 1;

our $WANT_REFRESH;

our $MODE_SLIDER;
our $CAVEAT_LABEL;

our @SDL_MODES;
our $SDL_REINIT = 1;
our $WIDTH;
our $HEIGHT;
our $FULLSCREEN;
our $FONTSIZE;

our $FONT_PROP;
our $FONT_FIXED;

our $CONN;

our $MAP;
our $MAPMAP;
our $MAPWIDGET;
our $COMPLETER;
our $MENUFRAME;   # the rectangle at the top
our $MENUBAR;     # the hbox at the top
our $MENUPOPUP;
our $BUTTONBAR;   # the menu buttons
our $METASERVER;
our $LOGIN_BUTTON;
our $LOGIN_ERROR;
our $QUIT_DIALOG;
our $HOST_ENTRY;
our $FULLSCREEN_ENABLE;
our $PICKUP_ENABLE;
our $SERVER_INFO;

our $SETUP_DIALOG;
our $SETUP_NOTEBOOK;
our $SETUP_SERVER;
our $SETUP_LOGIN;
our $SETUP_KEYBOARD;

our $PL_NOTEBOOK;
our $PL_WINDOW;

our $MUSIC_PLAYING_WIDGET;
our $LICENSE_WIDGET;
our $DOWNLOADS_WIDGET;

our $PICKUP_PAGE;
our $INVENTORY_PAGE;
our $STATS_PAGE;
our $SKILL_PAGE;
our $SPELL_PAGE;
our $SPELL_LIST;

our $HELP_WINDOW;
our $MESSAGE_WINDOW;
our $MESSAGE_DIST;
our $FLOORBOX;
our $GAUGES;
our $STATWIDS;

our $SDL_ACTIVE;
our @SDL_CB;

our $ALT_ENTER_MESSAGE;
our $STATUSBOX;
our $MODBOX;
our $DEBUG_STATUS;

our $INV;
our $INVR;
our $INVR_HB;

#############################################################################

# write a crash message blockingly to the socket, if possible
# this is a bit too complicated for my tastes, but it was easy.
*crash = sub($;$) {
   my ($msg, $backtrace) = @_;

   warn $msg;

   return unless $CONN;

   my $fh = $CONN->{fh}
      or return;

   my $buf = delete $CONN->{wbuf};

   $buf .= pack "n/a*", "exti " . JSON::XS::encode_json [clientlog => undef, substr $msg, 0, 8000];

   AnyEvent::Util::fh_nonblocking $fh, 0;
   syswrite $fh, $buf;
   AnyEvent::Util::fh_nonblocking $fh, 1;

   $msg =~ s/\s+$//;

   # backtrace as second step, in case it crashes, too
   crash Carp::longmess "$msg\nbacktrace, for client version $DC::VERSION$Urlader::EXE_VER, generated"
      if $backtrace;
};

sub clienterror($;$) {
   my ($msg, $backtrace) = @_;

   warn $msg;

   return unless $CONN;

   $CONN->send_exti_msg (clientlog => $msg);
   $CONN->send_exti_msg (clientlog => Carp::longmess "$msg\nbacktrace, for client version $DC::VERSION$Urlader::EXE_VER, generated") if $backtrace;
}

#############################################################################

sub status {
   $STATUSBOX->add (DC::asxml $_[0], pri => -10, group => "status", timeout => 10, fg => [1, 1, 0, 1]);
}

sub debug {
   $DEBUG_STATUS->set_text ($_[0]);
}

sub message {
   $MESSAGE_DIST->message (@_);
}

sub update_modbox {
   my $mod = DC::SDL_GetModState;

   my $markup;

   $markup .= $mod & DC::KMOD_CTRL
              ? ($MAPWIDGET->{ctrl} ? "[REPEAT]" : "[<span foreground='#888'>REPEAT</span>]")
              : "[<span foreground='#888'> once </span>]";

   $markup .= $mod & DC::KMOD_SHIFT
              ? ($MAPWIDGET->{shft} ? "[FIRE]" : "[<span foreground='#888'>FIRE</span>]")
              : "[<span foreground='#888'>move</span>]";

   $markup .= $mod & (DC::KMOD_ALT | DC::KMOD_META)
              ? "[ALT]"
              : "[<span foreground='#888'>alt</span>]";

   $markup .= $mod & DC::KMOD_NUM
              ? "[NUM]"
              : "[<span foreground='#888'>num</span>]";

   # <tt> around next statement works around some bug that keeps the
   # "font =>" from being used on windows
   $MODBOX->set_markup ("<tt>$markup</tt>");
}

sub errorbox {
   my ($msg) = @_;

   status $msg;

   my $dialog = new DC::UI::Toplevel
      x     => "center",
      y     => "center",
      z     => 200,
      title => "Error",
      child => my $vbox = new DC::UI::VBox,
      has_close_button => 1,
      on_delete => sub {
         $_[0]->destroy;
      },
   ;

   add $vbox new DC::UI::Label
      align     => 0.5,
      ellipsise => 0,
      text      => $msg;

   add $vbox new DC::UI::Button
      expand => 1,
      text => "OK",
      on_activate => sub {
         $dialog->destroy;
         0
      }
   ;

   $dialog->show;
}

#############################################################################
#TODO: maybe move into own audio module...

our $SDL_MIXER;

our $MUSIC_DEFAULT = "in_a_heartbeat.ogg";
our $MUSIC_WANT; # arryref of ambient music we want to play
our @MUSIC_HAVE; # ambient music we have on disk
our $MUSIC_START;
our @MUSIC_JINGLE; # which jingles to play next
our $MUSIC_PLAYING_DATA;
our $MUSIC_PLAYING_META;
our $MUSIC_PLAYER;
our $MUSIC_RESUME = 30; # resume music when played less than these many seconds before

our %AUDIO_CHUNK;  # audio "files"
our %AUDIO_PLAY;   # which audio faces should be played

sub audio_channel_finished {
   my ($channel) = @_;

#   warn "channel $channel finished\n";#d#
}

sub audio_sound_push($) {
   my ($face) = @_;

   $CFG->{effects_enable}
      or return;

   $AUDIO_PLAY{$face}
      or return;

   if (my $chunk = $AUDIO_CHUNK{$face}) {
      for (grep $_->[0] >= EV::now, @{(delete $AUDIO_PLAY{$face}) || []}) {
         my (undef, $dx, $dy, $vol) = @$_;

         my $channel = DC::Channel::find;
         $channel->volume ($vol * $CFG->{effects_volume} * 128 / 255);
         $channel->set_position_r ($dx, $dy, 20);
         $chunk->play ($channel);
      }
   } else {
      # sound_meta not set means data is in flight either way
      my $meta = $CONN->{face}[$face]
         or return;

      $meta->{data}
         or return;

      # if it's a jingle, play it as ambient music
      if ($meta->{data}{jingle}) {
         if (delete $AUDIO_PLAY{$face}) { # take the jingle out of the sound queue
            push @MUSIC_JINGLE, $meta; # push it unto the music/jingle queue
            &audio_music_push ($face);
         }
      } else {
         # fetch from database
         DC::DB::get res_data => $meta->{name}, sub {
            my $rwops = new DC::RW $_[0];
            my $chunk = new DC::MixChunk $rwops
               or Carp::confess "sound face " . (JSON::XS::encode_json $meta) . " (" . (unpack "H64", $_[0]) . ") unloadable: " . DC::Mix_GetError;
            $chunk->volume (($meta->{data}{volume} || 1) * 128);
            $AUDIO_CHUNK{$face} = $chunk;

            audio_sound_push ($face);
         };
      }
   }
}

sub audio_sound_play {
   my ($face, $dx, $dy, $vol) = @_;

   $SDL_MIXER
      or return;
   $CFG->{effects_enable}
      or return;

   my $queue = $AUDIO_PLAY{$face} ||= [];
   push @$queue, [EV::now + 0.6, $dx, $dy, $vol]; # do not play sound for outdated events
   audio_sound_push $face
      unless @$queue > 1;
}

sub audio_music_set_meta {
   my ($meta) = @_;

   $MUSIC_PLAYING_META = $meta;
   $MUSIC_PLAYING_WIDGET->set_markup (
      "<b>Name</b>:     " . (DC::asxml $meta->{data}{name}) . "\n"
    . "<b>Author</b>:   " . (DC::asxml $meta->{data}{author}) . "\n"
    . "<b>Source</b>:   " . (DC::asxml $meta->{data}{source}) . "\n"
    . "<b>License</b>:  " . (DC::asxml $meta->{data}{license})
   );
}

sub audio_music_update_volume {
   return unless $MUSIC_PLAYING_META;
   my $volume = $MUSIC_PLAYING_META->{data}{volume} || 1;
   my $base   = $MUSIC_PLAYING_META->{data}{jingle} ? 1 : $CFG->{bgm_volume};
   DC::MixMusic::volume $base * $volume * 128;
}

sub audio_music_start {
   my $meta = $MUSIC_PLAYING_META;

   DC::DB::get res_data => $meta->{name}, sub {
      return unless $SDL_MIXER;

      # music might have changed...
      $meta eq $MUSIC_PLAYING_META
         or return &audio_music_start ();

      audio_music_update_volume;

      $MUSIC_PLAYING_DATA = \$_[0];

      $meta->{path} or length $_[0]
         or return clienterror "empty music face from res_data ($meta->{face})";#d#

      my $rwops = $meta->{path}
         ? (new_from_file DC::RW $meta->{path} or return clienterror "unable to load music face $meta->{path}: $!")#d#clienterror
         : new DC::RW $$MUSIC_PLAYING_DATA;

      $MUSIC_PLAYER = new DC::MixMusic $rwops
         or return clienterror "music face $meta->{face} unloadable: " . DC::Mix_GetError => 1;

      my $NOW = time;

      if ($MUSIC_PLAYING_META->{stop_time} > $NOW - $MUSIC_RESUME) {
         my $pos = $MUSIC_PLAYING_META->{stop_pos};
         $MUSIC_PLAYER->fade_in_pos (0, 700, $pos);
         $MUSIC_START = time - $pos;
      } else {
         $MUSIC_PLAYER->play (0);
         $MUSIC_START = time;
      }

      delete $meta->{stop_time};
      delete $meta->{stop_pos};
   }
}

sub audio_music_push {
   return unless $SDL_MIXER;

   my $fade_out;

   if (@MUSIC_JINGLE) {
      $fade_out = 333;
      @MUSIC_HAVE = $MUSIC_JINGLE[0];

   } else {
      return unless $CFG->{bgm_enable};

      $fade_out = 700;

      @MUSIC_HAVE =
         grep $_ && $_->{data},
            map $CONN->{face}[$_],
               @$MUSIC_WANT;

      # randomize music a bit so that the order is not always the same
      $_->{stop_time} ||= rand for @MUSIC_HAVE;

      # default MUSIC_HAVE == MUSIC_DEFAULT
      @MUSIC_HAVE = { path => DC::find_rcfile "music/$MUSIC_DEFAULT" }
         unless @MUSIC_HAVE;
   }
   
   # if the currently playing song is acceptable, let it continue
   return if grep $MUSIC_PLAYING_META == $_, @MUSIC_HAVE;

   my $NOW = time;

   if ($MUSIC_PLAYING_META) {
      $MUSIC_PLAYING_META->{stop_time} = $NOW;
      $MUSIC_PLAYING_META->{stop_pos}  = $NOW - $MUSIC_START;
      DC::MixMusic::fade_out $fade_out;
   } else {
      # sort by stop time, oldest first
      @MUSIC_HAVE = sort { $a->{stop_time} <=> $b->{stop_time} } @MUSIC_HAVE;

      # if the most recently-played piece played very recently,
      # resume it, else choose the oldest piece for rotation.
      audio_music_set_meta
         $MUSIC_HAVE[-1]{stop_pos} && $MUSIC_HAVE[-1]{stop_time} > $NOW - $MUSIC_RESUME
            ? $MUSIC_HAVE[-1]
            : $MUSIC_HAVE[0];

      audio_music_start;
   }
}

sub audio_music_set_ambient {
   my ($songs) = @_;

   $MUSIC_WANT = $songs;
   audio_music_push;
}

sub audio_music_finished {
   if ($MUSIC_PLAYING_META) {
      $MUSIC_PLAYING_META->{stop_time} = time;
   }

   # we compress multiple jingles of the same type
   shift @MUSIC_JINGLE
      while @MUSIC_JINGLE && $MUSIC_PLAYING_META == $MUSIC_JINGLE[0];

   $MUSIC_PLAYING_WIDGET->clear;

   undef $MUSIC_PLAYER;
   undef $MUSIC_PLAYING_META;
   undef $MUSIC_PLAYING_DATA;

   audio_music_push;
}

sub audio_init {
   if ($CFG->{audio_enable}) {
      DC::Audio::init;

      if ($SDL_MIXER) {
         audio_music_finished;
      } else {
         status "Unable to open sound device: there will be no sound";
      }
   } else {
      undef $SDL_MIXER;
   }

   sub audio_tab_update;
   audio_tab_update;
}

sub audio_shutdown {
   if ($SDL_MIXER) {
      DC::MixMusic::halt;
      DC::Mix_AllocateChannels 0;
   }

   undef $MUSIC_PLAYER;
   undef $MUSIC_PLAYING_META;
   undef $MUSIC_PLAYING_DATA;

   $MUSIC_WANT   = [];
   @MUSIC_JINGLE = ();
   %AUDIO_PLAY   = ();
   %AUDIO_CHUNK  = ();

   DC::Mix_CloseAudio if $SDL_MIXER;
   undef $SDL_MIXER;

   DC::SDL_QuitSubSystem DC::SDL_INIT_AUDIO;
}

#############################################################################
# Over-the-air updates

sub ota_update {
   my ($face, $size, $md5) = @_;

   my $coro = Coro::async_pool {
      my $override = "$Urlader::EXE_DIR/override";

      $MESSAGE_DIST->add_channel ({
         id      => "ota_update",
         title   => "Update",
         tooltip => "<b>Software Update Log</b>",
      });

      $MESSAGE_DIST->message ({ type => "ota_update", markup => "preparing override..." });

      my $fh = Coro::AIO::aio_open "$override.tmp", IO::AIO::O_WRONLY | IO::AIO::O_CREAT | IO::AIO::O_TRUNC, 0777;
      
      unless ($fh) {
         $MESSAGE_DIST->message ({ type => "ota_update", markup => (DC::asxml "unable to write software update:\n$Urlader::EXE_DIR/override.tmp:\n$!") });
         return;
      }

      $MESSAGE_DIST->message ({ type => "ota_update", markup => "downloading $size bytes..." });

      my $cv = AE::cv;
      my $error;

      $cv->begin (Coro::rouse_cb);
      $CONN->ask_face (
         $face,
         -1000,
         sub {
            $STATUSBOX->add (
               (sprintf "update download: %d/%d", $size - $_[1], $size),
               pri => -9, group => "ota_update", timeout => 60, fg => [1, 1, 0, 1]
            );

            $cv->begin;
            my $len = length $_[2];
            IO::AIO::aio_write $fh, $_[1], $len, $_[2], undef, sub {
               $error ||= $_[0] != $len;
               $cv->end;
            };
         },
         sub {
            $cv->end;
         },
      );

      Coro::rouse_wait;

      $STATUSBOX->clr_group ("ota_update");

      $error ||= Coro::AIO::aio_fsync $fh;
      $error ||= Coro::AIO::aio_close $fh;

      if ($error) {
         $MESSAGE_DIST->message ({ type => "ota_update", markup => "file write error, update aborted." });
         Coro::AIO::aio_unlink "$override.tmp";
         return;
      }

      {
         $MESSAGE_DIST->message ({ type => "ota_update", markup => "verifying update file..." });

         my $fh = Coro::AIO::aio_open "$override.tmp", IO::AIO::O_RDONLY, 0;

         if ($fh) {
            $error ||= Coro::AIO::aio_stat "$override.tmp";
            $error ||= -s _ != $size;
            Coro::AIO::aio_readahead $fh, 0, $size;

            my $f_md5 = new Digest::MD5;
            binmode $fh; # ugh :(
            $f_md5->addfile ($fh);
            $f_md5 = $f_md5->hexdigest;
            $error ||= $md5 ne $f_md5;
         }
      }

      if ($error) {
         $MESSAGE_DIST->message ({ type => "ota_update", markup => "verification failed, update aborted." });
         Coro::AIO::aio_unlink "$override.tmp";
         return;
      }

      $MESSAGE_DIST->message ({ type => "ota_update", markup => "replacing override file..." });

      if (Coro::AIO::aio_rename "$override.tmp", $override) {
         $MESSAGE_DIST->message ({ type => "ota_update", markup => "unable to replace override file, update aborted." });
         Coro::AIO::aio_unlink "$override.tmp";
      }

      $MESSAGE_DIST->message ({ type => "ota_update", markup => "success - update becomes active after restarting." });
   };

   $CONN->{ota_update} = Guard::guard {
      $coro->cancel;
   };
}

sub ota_update_ask {
   my ($ok, $face, $ver, $size, $md5, $changes) = @_;

   $CONN->{w}{ota_dialog} = my $dialog = new DC::UI::Toplevel
      x       => "center",
      y       => "center",
      z       => 55,
      force_w => $::WIDTH  * 0.7,
      force_h => $::HEIGHT * 0.7,
      title   => "Software update available",
      child   => my $vbox = new DC::UI::VBox,
   ;

   $vbox->add (new DC::UI::Label
      ellipsise => 0,
      text      => "The server offers a software update, "
                 . "do you want to start downloading this update in the background?",
   );

   $vbox->add (new DC::UI::FancyFrame
      expand => 1,
      label  => "Details",
      child  => (new DC::UI::TextScroller
                    expand => 1, fontsize => 0.8, padding_x => 4, padding_y => 4,
                    par => [{
                       markup => "<tt>Old revision:  $Urlader::EXE_VER\n"
                               . "New revision:  $ver\n"
                               . "Download size: $size bytes</tt>\n\n"
                               . "Changes:\n\n"
                               . DC::asxml $changes
                    }],
                ),
   );

   $vbox->add (my $hbox = new DC::UI::HBox);

   $hbox->add (new DC::UI::Button
      expand => 1,
      text => "Not now",
      on_activate => sub {
         $dialog->destroy;
         0
      }
   );
   $hbox->add (new DC::UI::Button
      expand => 1,
      text => "Yes, start downloading",
      on_activate => sub {
         $dialog->destroy;
         ota_update $face, $size, $md5;
         0
      },
   );

   $dialog->show;
}

sub ota_update_check {
   return unless defined $Urlader::EXE_ID;

   ::message { markup => "Checking for software update..." };

   $CONN->send_exti_req (ota_update => $Urlader::URLADER_VERSION, $Urlader::EXE_ID, $Urlader::EXE_VER, sub {
      my ($ok, $face, $ver, $size, $md5, $changes) = @_;

      if ($ok) {
         if (defined $ver) {
            ::message { markup => "Server offers version $ver (we are version $Urlader::EXE_VER)." };
            &ota_update_ask;
         } else {
            ::message { markup => "Server has no newer version." };
         }
      } else {
         ::message { markup => "Server does not support software update." };
      }

      ()
   });
}

#############################################################################

sub destroy_query_dialog {
   (delete $_[0]{query_dialog})->destroy
      if $_[0]{query_dialog};
}

# FIXME: a very ugly hack to wait for stat update look below! #d#
our $QUERY_TIMER; #d#

# server query dialog
sub server_query {
   my ($conn, $flags, $prompt) = @_;

   # FIXME: a very ugly hack to wait for stat update #d#
   if ($prompt =~ /roll new stats/ and not $conn->{stat_change_with}) {
      unless ($QUERY_TIMER) {
         $QUERY_TIMER = EV::timer 1, 0, sub {
            server_query ($conn, $flags, $prompt, 1);
            $QUERY_TIMER = undef
         };

         return;
      }
   }

   $conn->{query_dialog} = my $dialog = new DC::UI::Toplevel
      x     => "center",
      y     => "center",
      title => "Server Query",
      child => my $vbox = new DC::UI::VBox,
   ;

   my @dialog = my $label = new DC::UI::Label
      max_w     => $::WIDTH * 0.8,
      ellipsise => 0,
      text      => $prompt;

   if ($flags & CS_QUERY_YESNO) {
      push @dialog, my $hbox = new DC::UI::HBox;

      $hbox->add (new DC::UI::Button
         text => "No",
         on_activate => sub {
            $conn->send ("reply n");
            $dialog->destroy;
            0
         }
      );
      $hbox->add (new DC::UI::Button
         text => "Yes",
         on_activate => sub {
            $conn->send ("reply y");
            destroy_query_dialog $conn;
            0
         },
      );

      $dialog->grab_focus;

   } elsif ($flags & CS_QUERY_SINGLECHAR) {
      if ($prompt =~ /Now choose a character|Press any key for the next race/i) {
         $dialog->{tooltip} = "#charcreation_focus";

         unshift @dialog, new DC::UI::Label
            max_w     => $::WIDTH * 0.8,
            ellipsise => 0,
            markup    => "\nOr use your keyboard and the text entry below:\n";

         unshift @dialog, my $table = new DC::UI::Table;

         $table->add_at (0, 0, new DC::UI::Button
             text => "Next Race",
             on_activate => sub {
                $conn->send ("reply n");
                destroy_query_dialog $conn;
                0
             },
         );
         $table->add_at (2, 0, new DC::UI::Button
             text => "Accept",
             on_activate => sub {
                $conn->send ("reply d");
                destroy_query_dialog $conn;
                0
             },
         );

         if ($conn->{chargen_race_description}) {
            unshift @dialog, new DC::UI::Label
               max_w     => $::WIDTH * 0.8,
               ellipsise => 0,
               markup    => "<span foreground='#ccccff'>$conn->{chargen_race_description}</span>",
            ;
         }

         unshift @dialog, new DC::UI::Face
            face  => $conn->{player}{face},
            bg    => [.2, .2, .2, 1],
            min_w => 64,
            min_h => 64,
         ;

         if ($conn->{chargen_race_title}) {
            unshift @dialog, new DC::UI::Label
               allign => 1,
               ellipsise => 0,
               markup    => "<span foreground='#ccccff' size='large'>Race: $conn->{chargen_race_title}</span>",
            ;
         }

         unshift @dialog, new DC::UI::Label
            max_w     => $::WIDTH * 0.4,
            ellipsise => 0,
            markup    => (DC::Pod::section_label ui => "chargen_race"),
         ;

      } elsif ($prompt =~ /roll new stats/) {
         if (my $stat = delete $conn->{stat_change_with}) {
            $conn->send ("reply $stat");
            destroy_query_dialog $conn;
            return;
         }

         unshift @dialog, new DC::UI::Label
            max_w     => $::WIDTH * 0.4,
            ellipsise => 0,
            markup    => "\nOr use your keyboard and the text entry below:\n";

         unshift @dialog, my $table = new DC::UI::Table;

         # left: re-roll
         $table->add_at (0, 0, new DC::UI::Button
            text => "Roll Again",
            on_activate => sub {
               $conn->send ("reply y");
               destroy_query_dialog $conn;
               0
            },
         );

         # center: swap stats
         my ($sw1, $sw2) = map +(new DC::UI::Selector
               expand  => 1,
               value   => $_,
               options => [
                  [1 => "Str", "Strength ($conn->{stat}{+CS_STAT_STR})"],
                  [2 => "Dex", "Dexterity ($conn->{stat}{+CS_STAT_DEX})"],
                  [3 => "Con", "Constitution ($conn->{stat}{+CS_STAT_CON})"],
                  [4 => "Int", "Intelligence ($conn->{stat}{+CS_STAT_INT})"],
                  [5 => "Wis", "Wisdom ($conn->{stat}{+CS_STAT_WIS})"],
                  [6 => "Pow", "Power ($conn->{stat}{+CS_STAT_POW})"],
                  [7 => "Cha", "Charisma ($conn->{stat}{+CS_STAT_CHA})"],
               ],
            ), 1 .. 2;

         $table->add_at (2, 0, new DC::UI::Button
            text => "Swap Stats",
            on_activate => sub {
               $conn->{stat_change_with} = $sw2->{value};
               $conn->send ("reply $sw1->{value}");
               destroy_query_dialog $conn;
               0
            },
         );
         $table->add_at (2, 1, new DC::UI::HBox children => [$sw1, $sw2]);

         # right: accept
         $table->add_at (4, 0, new DC::UI::Button
            text => "Accept",
            on_activate => sub {
               $conn->send ("reply n");
               destroy_query_dialog $conn;
               0
            },
         );

         unshift @dialog, my $hbox = new DC::UI::HBox;
         for (
            [Str => CS_STAT_STR],
            [Dex => CS_STAT_DEX],
            [Con => CS_STAT_CON],
            [Int => CS_STAT_INT],
            [Wis => CS_STAT_WIS],
            [Pow => CS_STAT_POW],
            [Cha => CS_STAT_CHA],
         ) {
            my ($name, $id) = @$_;
            $hbox->add (new DC::UI::Label
               markup     => "$conn->{stat}{$id} <span foreground='yellow'>$name</span>",
               expand     => 1,
               can_events => 1,
               can_hover  => 1,
               tooltip    => "#stat_$name",
            );
         }

         unshift @dialog, new DC::UI::Label
            max_w     => $::WIDTH * 0.4,
            ellipsise => 0,
            markup    => (DC::Pod::section_label ui => "chargen_stats"),
         ;
      }

      push @dialog, my $entry = new DC::UI::Entry
         on_changed => sub {
            $conn->send ("reply $_[1]");
            destroy_query_dialog $conn;
            0
         },
      ;

      $entry->grab_focus;

   } else {
      $dialog->{tooltip} = "Enter the reply and press return (click on the entry to make sure it has keyboard focus)";

      push @dialog, my $entry = new DC::UI::Entry
         $flags & CS_QUERY_HIDEINPUT ? (hidden => "*") : (),
         on_activate => sub {
            $conn->send ("reply $_[1]");
            destroy_query_dialog $conn;
            0
         },
      ;

      $entry->grab_focus;
   }

   $vbox->add (@dialog);
   $dialog->show;
}

sub dc_connect {
   my ($host, $port, $create) = @_;

   my $mapw = List::Util::min 48, List::Util::max 11, int 1.5 + $WIDTH  * $CFG->{mapsize} * 0.01 / 32;
   my $maph = List::Util::min 48, List::Util::max 11, int 1.5 + $HEIGHT * $CFG->{mapsize} * 0.01 / 32;

   $CONN =
      new DC::Protocol
         host => $host,
         port => $port,
         create_login => $create,
         user => $PROFILE->{user},
         pass => (pack "H*", $PROFILE->{password}),
         mapw => $mapw,
         maph => $maph,

         c_version => {
            client     => "deliantra",
            clientver  => "$DC::VERSION$Urlader::EXE_VER",
            gl_vendor  => DC::OpenGL::gl_vendor,
            gl_version => DC::OpenGL::gl_version,
         },

         map_widget => $MAPWIDGET,
         statusbox  => $STATUSBOX,
         map        => $MAP,
         mapmap     => $MAPMAP,
         query      => \&server_query,

         setup_req  => {
            smoothing => $CFG->{map_smoothing}*1,
         },

         on_connect => sub {
            if ($_[0]) {
               DC::lowdelay fileno $CONN->{fh};

               ota_update_check;

               status "successfully connected to the server";
            } else {
               undef $CONN;
               $LOGIN_ERROR->{fg} = [1, 0, 0];
               $LOGIN_ERROR->set_text ("Unable to connect to server: $!");
               stop_game();
            }
         },

         on_addme => sub {
            my ($ok, $msg) = @_;

            $LOGIN_ERROR->{fg} = $ok ? [0, 1, 0] : [1, 0, 0];
            $LOGIN_ERROR->set_text ($msg);
         },
   ;
}

sub start_game($) {
   my ($create) = @_;

   status "logging in...";
   
   my $server = $PROFILE->{host} || $DEFAULT_SERVER;
   my ($host, $port) = AnyEvent::Socket::parse_hostport $server, "deliantra=13327"
      or return status "$server: unable to parse server address, try an empty field.";

   $LOGIN_BUTTON->set_text ("Logout");
   $SETUP_DIALOG->hide;

   $MAP = new DC::Map;

   # hack to make SURE we find the IP address all right
   # can be removed once AnyEvent::DNS is proven stable.
   if ($host eq "gameserver.deliantra.net") {
      AnyEvent::DNS::a "dnstest.deliantra.net", sub {
         if ($_[0] ne "80.101.114.108") { # P-e-r-l
            status "dns failure, trying differently";
            $host = eval { Socket::inet_ntoa Socket::inet_aton "gameserver.deliantra.net" };
            unless (defined $host) {
               status "dns failure, using hardcoded address";
               $host = "194.126.175.154";
            }
         }

         dc_connect $host, $port, $create;
      };
   } else {
      dc_connect $host, $port, $create;
   }
}

sub stop_game {
   crash "stop_game";

   $LOGIN_BUTTON->set_text ("Login / Register");
   $SETUP_NOTEBOOK->set_current_page ($SETUP_LOGIN);
   $SETUP_DIALOG->show;
   $PL_WINDOW->hide;
   $SPELL_LIST->clear_spells;
   $DC::UI::ROOT->emit (stop_game => ! ! $CONN);

   &audio_music_set_ambient ([]);

   return unless $CONN;

   status "connection closed";

   destroy_query_dialog $CONN;
   $CONN->destroy;
   $CONN = 0; # false, does not autovivify

   undef $MAP;
}

sub graphics_setup {
   my $vbox = new DC::UI::VBox;

   {
      $vbox->add (my $frame = new DC::UI::FancyFrame expand => 1, label => "Video Mode");

      $frame->add (my $table = new DC::UI::Table expand => 1, col_expand => [0, 1]);

      my $row = 0;

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "OpenGL Info");
      $table->add_at (1, $row++, new DC::UI::Label fontsize => 0.8, text => DC::OpenGL::gl_vendor . ", " . DC::OpenGL::gl_version,
                                                   can_events => 1,
                                                   tooltip => "<tt><span size='8192'>" . (DC::OpenGL::gl_extensions) . "</span></tt>");

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Caveats");
      $table->add_at (1, $row++, $CAVEAT_LABEL = new DC::UI::Label fontsize => 0.8,
         can_events => 1,
         tooltip => "This field shows any known issues with your config or driver, such as "
                  . "a non-accelerated display format. You can try to work around these issues "
                  . "by selecting a different video mode, changing the settings below or "
                  . "by installing the right driver for your graphics card.");

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "UI Theme");
      $table->add_at (1, $row++, $FULLSCREEN_ENABLE = new DC::UI::Selector
         value   => $CFG->{uitheme},
         options => [
            [wood   => "Wood (the default)"],
            [plain  => "Plain (very)"],
            [blue   => "Blue (dark)"],
            [metal  => "Metal (light)"],
         ],
         tooltip => "Choose the User Interface theme that you like most :)",
         on_changed => sub { my ($self, $value) = @_; $CFG->{uitheme} = $value; 0 }
      );

      my $vidmode_tooltip =
         "<b>Video Mode.</b> The video mode to use for fullscreen (and the window size for windowed operation). "
       . "The format is <i>width</i> x <i>height</i> \@ <i>depth-per-channel</i> + <i>alpha-channel</i>.";

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Video Mode");
      $table->add_at (1, $row++, my $hbox = new DC::UI::HBox);

      $hbox->add ($MODE_SLIDER = new DC::UI::Slider
         c_rescale => 1,
         force_w => $WIDTH * 0.1, expand => 1,
         range => [ ($CFG->{sdl_mode}) x 3 ],
         tooltip => $vidmode_tooltip);
      $hbox->add (my $mode_label = new DC::UI::Label
         height => 0.8, template => "9999x9999@9+9",
         can_events => 1, tooltip => $vidmode_tooltip);

      $MODE_SLIDER->connect (changed => sub {
         my ($self, $value) = @_;

         $CFG->{sdl_mode} = $self->{range}[0] = $value = int $value;
         $mode_label->set_text (sprintf '%dx%d@%d+%d', @{$SDL_MODES[$value]});
      });
      $MODE_SLIDER->emit (changed => $MODE_SLIDER->{range}[0]);

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Fullscreen");
      $table->add_at (1, $row++, $FULLSCREEN_ENABLE = new DC::UI::CheckBox
         state => $CFG->{fullscreen},
         tooltip => "Bring the client into fullscreen mode.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{fullscreen} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Force OpenGL 1.1");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{force_opengl11},
         tooltip => "Limit Deliantra to use OpenGL 1.1 features only. This will normally result in "
                  . "higher memory usage and slower performance. It will, however, help tremendously on "
                  . "cards that claim to support a feature but fall back to software rendering. "
                  . "Nvidia Geforce FX cards are known to claim features the hardware doesn't support, "
                  . "but cards and drivers from other vendors (ATI) are often just as bad. "
                  . "<b>If you experience extremely low framerates and your card should do better, try this option.</b>",
         on_changed => sub { my ($self, $value) = @_; $CFG->{force_opengl11} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Forbid Alpha");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{disable_alpha},
         tooltip => "Forbid the use of the alpha channel. This makes Deliantra look a lot worse "
                  . "by disabling a number of textures and transparency effects. Normally, these "
                  . "effects do not cost a lot of resources, but some graphics cards might fall "
                  . "back to extremely slow rendering if this is enabled. If disabling this option "
                  . "noticably improves the framerate of the client please report this! "
                  . "<b>If you experience extremely low framerates and your card should do better, try this option.</b>",
         on_changed => sub {
            my ($self, $value) = @_;
            $CFG->{disable_alpha} = $value;
            $SDL_REINIT = 1; # SDL_SetVideoMode ignores GL attr changes
            0
         }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Compress Textures");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{texture_compression},
         tooltip => "Use texture compression. Normally this will not reduce visual quality noticable but "
                  . "will save a lot of memory and increase performance (and also fall prey to the ever-buggy Mac OS X software renderer). "
                  . "The compression algorithm can differ from card to card, so your mileage may vary. This setting is ignored in "
                  . "forced OpenGL 1.1 mode and when using the Apple renderer.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{texture_compression} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Fast & Ugly");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{fast},
         tooltip => "Lower the visual quality considerably to speed up rendering.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{fast} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "GUI Fontsize");
      $table->add_at (1, $row++, new DC::UI::Slider
         range => [$CFG->{gui_fontsize}, 0.5, 2, 0, 0.1],
         tooltip => "The base font size used by most GUI elements that do not have their own setting.",
         on_changed => sub { $CFG->{gui_fontsize} = $_[1]; 0 },
      );

      $table->add_at (1, $row++, new DC::UI::Button
         expand => 1, text => "Apply",
         tooltip => "Apply the video settings above.",
         on_activate => sub {
            video_shutdown ();
            video_init ();
            0
         }
      );
   }

   {
      $vbox->add (my $frame = new DC::UI::FancyFrame expand => 1, label => "Other Settings");

      $frame->add (my $table = new DC::UI::Table expand => 1, col_expand => [0, 1]);

      my $row = 0;
      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Smooth Movement");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{smooth_movement},
         tooltip => "<b>Smooth Movement</b> tries to make movement, well, smoother, but also increases the framerate. "
                  . "If you have a very slow system, non-accelerated drivers or plain dislike smooth scrolling, "
                  . "then disable this option. Changes take effect immdiately.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{smooth_movement} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Smooth Transitions");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{smooth_transitions},
         tooltip => "<b>Smooth Transitions</b> tries to blend the fog of war and lighting smoothly between updates. "
                  . "If you have a very slow system, non-accelerated drivers or plain dislike smooth scrolling, "
                  . "then disable this option. Requires Smooth Movement and OpenGL Multitexturing. Changes take effect immdiately.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{smooth_transitions} = $value; 0 }
      );


      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Map Scale");
      $table->add_at (1, $row++, new DC::UI::Slider
         range      => [(log $CFG->{map_scale}) / (log 2), -3, 1, 0, 1],
         tooltip    => "Enlarge or shrink the displayed map. Changes are instant.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{map_scale} = 2 ** $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Map Smoothing");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{map_smoothing},
         tooltip => "<b>Map Smoothing</b> tries to make tile borders less square. "
                  . "This increases load on the graphics subsystem and works only with TRT servers. "
                  . "Changes take effect at next login only.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{map_smoothing} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Fog of War");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         state => $CFG->{fow_enable},
         tooltip => "<b>Fog-of-War</b> marks areas that cannot be seen by the player. Changes are instant.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{fow_enable} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "FoW Pattern");
      $table->add_at (1, $row++, new DC::UI::ImageButton
         tex => $DC::MapWidget::TEX_HIDDEN[$CFG->{fow_texture}],
         bg  => [0.3, 0.3, 0.2],
         force_w => 64,
         force_h => 64,
         tooltip => "<b>Fog of War Pattern.</b> The pattern that is overlaid over areas hidden from view. Click to cycle through various alternatives. Changes are instant.",
         on_activate => sub {
            my ($self) = @_;
            $CFG->{fow_texture} = ($CFG->{fow_texture} + 1) % @DC::MapWidget::TEX_HIDDEN;
            $self->set_texture ($DC::MapWidget::TEX_HIDDEN[$CFG->{fow_texture}]);
            $MAPWIDGET->update;
         }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "FoW Intensity");
      $table->add_at (1, $row++, new DC::UI::Slider
         range => [$CFG->{fow_intensity}, 0, 1, 0, 1 / 256],
         tooltip => "<b>Fog of War Lightness.</b> The higher the intensity, the lighter the Fog-of-War color. Changes are instant.",
         on_changed => sub { my ($self, $value) = @_; $CFG->{fow_intensity} = $value; 0 }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Message Fontsize");
      $table->add_at (1, $row++, new DC::UI::Slider
         range => [$CFG->{log_fontsize}, 0.5, 2, 0, 0.1],
         tooltip => "The font size used by the <b>message/server log</b> window only. Changes are instant, "
                  . "but you still need to press apply to correctly re-layout the widget.",
         on_changed => sub { $MESSAGE_DIST->set_fontsize ($CFG->{log_fontsize} = $_[1]); 0 },
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Gauge fontsize");
      $table->add_at (1, $row++, new DC::UI::Slider
         range => [$CFG->{gauge_fontsize}, 0.5, 2, 0, 0.1],
         tooltip => "Adjusts the fontsize of the gauges at the bottom right. Changes are instant.",
         on_changed => sub {
            $CFG->{gauge_fontsize} = $_[1];
            &set_gauge_window_fontsize;
            0
         }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Gauge size");
      $table->add_at (1, $row++, new DC::UI::Slider
         range      => [$CFG->{gauge_size}, 0.2, 0.8],
         tooltip    => "Adjust the size of the stats gauges at the bottom right. Changes are instant.",
         on_changed => sub {
            $CFG->{gauge_size} = $_[1];
            $GAUGES->{win}->set_size ($WIDTH, int $HEIGHT * $CFG->{gauge_size});
            0
         }
      );
   }

   $vbox
}

our $AUDIO_HW_CHUNKSIZE;
our $AUDIO_INFO;

sub audio_tab_update {
   my ($freq, $format, $chans) = DC::Mix_QuerySpec;

   $AUDIO_HW_CHUNKSIZE->set_options ([
      [0, "default", "Use System Default"],
      map {
         my $ms = sprintf "%dms", 1000 * $_ / ($CFG->{audio_hw_frequency} || 22050);
         [$_, $ms, "$ms ($_ samples)"],
      } 256, 512, 1024, 2048, 4096, 8192, 16384, 32768
   ]);

   my $text = !$freq
      ? "audio is off"
      : "audio is enabled\n"
         . "driver: " . DC::SDL_AudioDriverName . "\n"
         . "frequency (Hz): $freq\n"
         . "channels: $chans\n"
         . "chunk decoders available: " . (join ", ", DC::MixChunk::decoders) . "\n"
         . "music decoders available: " . (join ", ", DC::MixMusic::decoders);

   $AUDIO_INFO->set_text ($text);
}

sub audio_setup {
   my $vbox = new DC::UI::VBox;

   $vbox->add (my $table = new DC::UI::Table expand => 1, col_expand => [0, 0, 1]);

   my $row = 0;

   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Audio Enable");
   $table->add_at (1, $row, new DC::UI::CheckBox
      state => $CFG->{audio_enable},
      tooltip => "<b>Master Audio Enable.</b> If enabled, sound effects and music will be played. If disabled, no audio will be used and the soundcard will not be opened.",
      on_changed => sub { $CFG->{audio_enable} = $_[1]; 1 }
   );
   $table->add_at (2, $row++, my $driver = new DC::UI::HBox expand => 1);
      
   $driver->add (new DC::UI::Label align => 1, text => "     Audio driver override");
   $driver->add (new DC::UI::Entry
      text => $CFG->{audio_driver},
      template => "dsound1234",
      tooltip => "You can override the audio driver to use here. Leaving it empty will result "
               . "in Deliantra picking one automatically. GNU/Linux users often prefer specific "
               . "drivers though, and can experiment with <b>alsa</b>, <b>dsp</b>, <b>esd</b>, <b>pulse</b>, <b>arts</b>, <b>nas</b> "
               . "or other system-specific drivers. Selecting the wrong driver here will simply result "
               . "in no sound.",
      on_changed => sub { my ($self, $value) = @_; $CFG->{audio_driver} = $value; 1 }
   );

   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Sound Effects");
   $table->add_at (1, $row, new DC::UI::CheckBox
      expand => 1, state => $CFG->{effects_enable},
      tooltip => "If enabled, sound effects are enabled. If disabled, no sound effects will be played.",
      on_changed => sub {
         $CFG->{effects_enable} = $_[1];
         $CONN->update_fx_want if $CONN;
         1
      }
   );
   $table->add_at (2, $row++, new DC::UI::Slider
      expand => 1, range => [$CFG->{effects_volume}, 0, 1, 0, 1/128],
      tooltip => "The relative volume of sound effects. Best audio quality is achieved if this "
                 . "is set highest (rightmost) and you use your operating system volume setting. Changes are instant.",
      on_changed => sub { $CFG->{effects_volume} = $_[1]; 1 }
   );

   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Background Music");
   $table->add_at (1, $row, new DC::UI::CheckBox
      expand => 1, state => $CFG->{bgm_enable},
      tooltip => "If enabled, playing of background music is enabled. If disabled, no background music will be played. Needs server reconnect to take effect.",
      on_changed => sub {
         $CFG->{bgm_enable} = $_[1];
         $CONN->update_fx_want if $CONN;
         audio_music_push;
         1
      }
   );
   $table->add_at (2, $row++, new DC::UI::Slider
      expand => 1, range => [$CFG->{bgm_volume}, 0, 1, 0, 1/128],
      tooltip => "The volume of the background music. Changes are instant.",
      on_changed => sub { $CFG->{bgm_volume} = $_[1]; audio_music_update_volume; 0 }
   );

   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Frequency");
   $table->add_at (1, $row++, new DC::UI::Selector
      c_colspan => 2, expand => 1,
      value => $CFG->{audio_hw_frequency},
      options => [
         [    0, "default" , "Use System Default"],
         [11025, "11 kHz"  , "11kHz (low quality)"],
         [22050, "22 kHz"  , "22kHz (reduced quality, recommended)"],
         [44100, "44.1 kHz", "44.1kHz (cd quality)"],
         [48000, "48 kHz"  , "48kHz (studio quality, not recommended)"],
      ],
      tooltip => "The sampling frequency to use. Higher sounds better, but also more cpu-intensive and might cause stuttering.",
      on_changed => sub {
         $CFG->{audio_hw_frequency} = $_[1];
         audio_tab_update;
         1
      }
   );

   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Channels");
   $table->add_at (1, $row++, new DC::UI::Selector
      c_colspan => 2, expand => 1,
      value => $CFG->{audio_hw_channels},
      options => [
         [0, "default"      , "Use System Default"],
         [1, "Mono"         , "Mono (single channel, low quality)"],
         [2, "Stereo"       , "Stereo (dual channel, standard quality)"],
         [4, "4 Ch Surround", "4 Channel Surround Sound (3d sound, high quality)"],
         [6, "6 Ch Surround", "6 Channel Surround Sound (3d sound + center + lfe)"],
      ],
      tooltip => "The number of independent sound channels to use. Higher sounds better, but also more cpu-intensive and might cause stuttering.",
      on_changed => sub {
         $CFG->{audio_hw_channels} = $_[1];
         audio_tab_update;
         1
      }
   );

   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Latency");
   $table->add_at (1, $row++, $AUDIO_HW_CHUNKSIZE = new DC::UI::Selector
      c_colspan => 2, expand => 1,
      value => $CFG->{audio_hw_chunksize},
      tooltip => "The guarenteed latency. Lower is better, but also more cpu-intensive and might cause stuttering. If music playback "
                 . "is stuttering, increase this value. Values of 50-150ms are optimal.",
      on_changed => sub {
         $CFG->{audio_hw_chunksize} = $_[1];
         audio_tab_update;
         1
      }
   );

   # should really be a slider
   $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Mixer Voices");
   $table->add_at (1, $row++, new DC::UI::ValSlider
      c_colspan => 2, expand => 1,
      tooltip => "The number of simultaneous sound effects possible. Higher is better, but also more cpu-intensive and might cause stuttering.",
      range => [$::CFG->{audio_mix_channels}, 4, 32, 0, 1],
      template => ">= 99",
      on_changed => sub {
         my ($slider, $value) = @_;

         $CFG->{audio_mix_channels} = $value
            if $value;
         1;
      }
   );

   $table->add_at (1, $row++, new DC::UI::Button
      c_colspan => 2, expand => 1, text => "Apply",
      tooltip => "Apply the audio settings",
      on_activate => sub {
         audio_shutdown ();
         audio_init ();
         0
      }
   );

   $vbox->add (new DC::UI::FancyFrame
      expand => 1,
      label => "Audio Info",
      child => ($AUDIO_INFO = new DC::UI::Label ellipsise => 0),
   );

   audio_tab_update;

   $vbox
}

sub set_gauge_window_fontsize {
   for (map { $GAUGES->{$_} } grep { $_ ne 'win' } keys %{$GAUGES}) {
      $_->set_fontsize ($::CFG->{gauge_fontsize});
   }
}

sub make_gauge_window {
   my $gh = int $HEIGHT * $CFG->{gauge_size};

   $GAUGES->{win} = my $win = new DC::UI::Frame (
      force_x => 0,
      force_y => "max",
      force_w => $WIDTH,
      force_h => $gh,
   );

   $win->add (my $hbox = new DC::UI::HBox
      children => [
         (new DC::UI::HBox expand => 1),
         (new DC::UI::VBox children => [
            (new DC::UI::Empty expand => 1),
            (new DC::UI::Frame bg => [0, 0, 0, 0.4], child => ($FLOORBOX = new DC::UI::Table)),
         ]),
         (my $vbox = new DC::UI::VBox),
      ],
   );

   $vbox->add (new DC::UI::HBox
      expand => 1,
      children => [
         (new DC::UI::Empty expand => 1),
         (my $hb = new DC::UI::HBox),
      ],
   );

   $hb->add ($GAUGES->{hp}    = new DC::UI::Gauge type => 'hp', tooltip => "#stat_health");
   $hb->add ($GAUGES->{mana}  = new DC::UI::Gauge type => 'mana', tooltip => "#stat_mana");
   $hb->add ($GAUGES->{grace} = new DC::UI::Gauge type => 'grace', tooltip => "#stat_grace");
   $hb->add ($GAUGES->{food}  = new DC::UI::Gauge type => 'food', tooltip => "#stat_food");

   &set_gauge_window_fontsize;

   $win
}

our $BW_WATCHER;

sub debug_toggle($) {
   $DELIANTRA_DEBUG ^= $_[0];

   if ($DELIANTRA_DEBUG & 16) {
      $BW_WATCHER = EV::periodic 0, 1, 0, sub {
         return unless $CONN;
         debug sprintf "%8.2gkB/s", $CONN->{octets_in} / 1e3;
         $CONN->{octets_in} = 0;
      };
   } else {
      undef $BW_WATCHER;
   }

}

sub debug_setup {
   my $table = new DC::UI::Table;

   $table->add_at (0, 0, new DC::UI::Label text => "Widget Borders");
   $table->add_at (1, 0, new DC::UI::CheckBox on_changed => sub { debug_toggle  1; 0 });
   $table->add_at (0, 1, new DC::UI::Label text => "Tooltip Widget Info");
   $table->add_at (1, 1, new DC::UI::CheckBox on_changed => sub { debug_toggle  2; 0 });
   $table->add_at (0, 2, new DC::UI::Label text => "Show FPS");
   $table->add_at (1, 2, new DC::UI::CheckBox on_changed => sub { debug_toggle  4; 0 });
   $table->add_at (0, 3, new DC::UI::Label text => "Suppress Tooltips");
   $table->add_at (1, 3, new DC::UI::CheckBox on_changed => sub { debug_toggle  8; 0 });
   $table->add_at (0, 4, new DC::UI::Label text => "Show Bandwidth");
   $table->add_at (1, 4, new DC::UI::CheckBox on_changed => sub { debug_toggle 16; 0 });

   $table->add_at (0, 6, new DC::UI::Button text => "die on click(tm)", on_activate => sub { &DC::debug() } );
   $table->add_at (0, 7, new DC::UI::TextEdit text => "line1\0152\0153\nµikachu\nづx゙つ゛");#d#

   $table->add_at (7,7, my $t = new DC::UI::Table expand => 0);
   $t->add_at (0,0, new DC::UI::Label text => "a a", c_rowspan => 1, c_colspan => 2);
   $t->add_at (2,0, new DC::UI::Label text => "b\nb", c_rowspan => 2, c_colspan => 1, ellipsise => 0 );
   $t->add_at (1,2, new DC::UI::Label text => "c c", c_rowspan => 1, c_colspan => 2);
   $t->add_at (0,1, new DC::UI::Label text => "d\nd", c_rowspan => 2, c_colspan => 1, ellipsise => 0 );
   $t->add_at (1,1, new DC::UI::Label text => "e");

   $table->add_at (7, 6, my $c = new DC::UI::Canvas);

   $c->add_items ({
      type  => "line_loop",
      color => [0, 1, 0],
      width => 9,
      coord_mode => "abs",
      coord => [[10, 5], [5, 50], [20, 5], [5, 60]],
   });

   $c->add_items ({
      type  => "lines",
      color => [1, 1, 0],
      width => 2,
      coord_mode => "rel",
      coord => [[0,0], [1,1], [1,0], [0,1]],
   });

   $c->add_items ({
      type  => "polygon",
      color => [0, 0.43, 0],
      width => 2,
      coord_mode => "rel",
      coord => [[0,0.2], [1,.4], [1,.6], [0,.8]],
   });

   $table
}

sub stats_window {
   my $r = new DC::UI::ScrolledWindow (
      expand => 1,
      scroll_y => 1
   );
   $r->add (my $vb = new DC::UI::VBox);

   $vb->add (new DC::UI::FancyFrame
      label => "Player",
      child => (my $pi = new DC::UI::VBox),
   );

   $pi->add ($STATWIDS->{title} = new DC::UI::Label text => "Title:", expand => 1, align => 0,
      can_hover => 1, can_events => 1,
      tooltip => "Your name and title. You can change your title by using the <b>title</b> command, if supported by the server.");
   $pi->add ($STATWIDS->{map} = new DC::UI::Label align => 0, text => "Map:", expand => 1,
      can_hover => 1, can_events => 1,
      tooltip => "The map you are currently on (if supported by the server).");

   $pi->add (my $hb0 = new DC::UI::HBox);
   $hb0->add ($STATWIDS->{weight} = new DC::UI::Label text => "Weight:", expand => 1, align => 0,
      can_hover => 1, can_events => 1,
      tooltip => "The weight of the player including all inventory items.");
   $hb0->add ($STATWIDS->{m_weight} = new DC::UI::Label align => 0, text => "Max weight:", expand => 1,
      can_hover => 1, can_events => 1,
      tooltip => "The weight limit: you cannot carry more than this.");

   $vb->add (new DC::UI::FancyFrame
      label => "Primary/Secondary Statistics",
      child => (my $hb = new DC::UI::HBox expand => 1),
   );
   $hb->add (my $tbl = new DC::UI::Table expand => 1);

   my $color2 = [1, 1, 0];

   for (
      [0, 0, st_str => "Str", 30],
      [0, 1, st_dex => "Dex", 30],
      [0, 2, st_con => "Con", 30],
      [0, 3, st_int => "Int", 30],
      [0, 4, st_wis => "Wis", 30],
      [0, 5, st_pow => "Pow", 30],
      [0, 6, st_cha => "Cha", 30],

      [2, 0, st_wc   => "Wc", -120],
      [2, 1, st_ac   => "Ac", -120],
      [2, 2, st_dam  => "Dam", 120],
      [2, 3, st_arm  => "Arm", 120],
      [2, 4, st_spd  => "Spd", 10.54],
      [2, 5, st_wspd => "WSp", 10.54],
   ) {
      my ($col, $row, $id, $label, $template) = @$_;

      $tbl->add_at ($col    , $row, $STATWIDS->{$id} = new DC::UI::Label
         font => $FONT_FIXED, can_hover => 1, can_events => 1,
         align => 1, template => $template, tooltip => "#stat_$label");
      $tbl->add_at ($col + 1, $row, $STATWIDS->{"$id\_lbl"} = new DC::UI::Label
         font => $FONT_FIXED, can_hover => 1, can_events => 1, fg => $color2,
         align => 0, text => $label, tooltip => "#stat_$label");
   }

   $vb->add (new DC::UI::FancyFrame
      label => "Resistancies",
      child => (my $tbl2 = new DC::UI::Table expand => 1, col_expand => [1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0]),
   );

   my $row = 0;
   my $col = 0;

   my %resist_names = (
      slow  => ["Slow",
         "<b>Slow</b> (slows you down when you are hit by the spell. Monsters will have an opportunity to come near you faster and hit you more often.)"],
      holyw => ["Holy Word",
         "<b>Holy Word</b> (resistance you against getting the fear when someone whose god doesn't like you spells the holy word on you.)"],
      conf  => ["Confusion",
         "<b>Confusion</b> (If you are hit by confusion you will move into random directions, and likely into monsters.)"],
      fire  => ["Fire",
         "<b>Fire</b> (just your resistance to fire spells like burning hands, dragonbreath, meteor swarm fire, ...)"],
      depl  => ["Depletion",
         "<b>Depletion</b> (some monsters and other effects can cause stats depletion)"],
      magic => ["Magic",
         "<b>Magic</b> (resistance to magic spells like magic missile or similar)"],
      drain => ["Draining",
         "<b>Draining</b> (some monsters (e.g. vampires) and other effects can steal experience)"],
      acid  => ["Acid",
         "<b>Acid</b> (resistance to acid, acid hurts pretty much and also corrodes your weapons)"],
      pois  => ["Poison",
         "<b>Poison</b> (resistance to getting poisoned)"],
      para  => ["Paralysation",
         "<b>Paralysation</b> (this resistance affects the chance you get paralysed)"],
      deat  => ["Death",
         "<b>Death</b> (resistance against death spells)"],
      phys  => ["Physical",
         "<b>Physical</b> (this is the resistance against physical attacks, like when a monster hit you in melee combat. The value displayed here is also displayed as the 'Arm' secondary stat.)"],
      blind => ["Blind",
         "<b>Blind</b> (blind resistance affects the chance of a successful blinding attack)"],
      fear  => ["Fear",
         "<b>Fear</b> (this attack will drive you away from monsters who cast this and hit you successfully, being resistant to this helps a lot when fighting those monsters)"],
      tund  => ["Turn undead",
         "<b>Turn undead</b> (affects your resistancy to various forms of 'turn undead' spells. Only relevant when you are, in fact, undead..."],
      elec  => ["Electricity",
         "<b>Electricity</b> (resistance against electricity, spells like large lightning, small lightning, ...)"],
      cold  => ["Cold",
         "<b>Cold</b> (this is your resistance against cold spells like icestorm, snowstorm, ...)"],
      ghit  => ["Ghost hit",
         "<b>Ghost hit</b> (special attack used by ghosts and ghost-like beings)"],
   );

   for (qw/slow holyw conf fire depl magic
           drain acid pois para deat phys
           blind fear tund elec cold ghit/)
   {
      $tbl2->add_at ($col + 2, $row,
         $STATWIDS->{"res_$_"} =
            new DC::UI::Label
               font       => $FONT_FIXED,
               template   => "-100%",
               align      => 1,
               can_events => 1,
               can_hover  => 1,
               tooltip    => $resist_names{$_}->[1],
      );
      $tbl2->add_at ($col + 1, $row, new DC::UI::Image
         font       => $FONT_FIXED,
         can_hover  => 1,
         can_events => 1,
         path       => "ui/resist/resist_$_.png",
         tooltip    => $resist_names{$_}->[1],
      );
      $tbl2->add_at ($col + 0, $row, new DC::UI::Label
         text       => $resist_names{$_}->[0],
         font       => $FONT_FIXED,
         align      => 1,
         can_hover  => 1,
         can_events => 1,
         tooltip    => $resist_names{$_}->[1],
      );

      $row++;
      if ($row % 6 == 0) {
         $col += 4;
         $row = 0;
      }
   }

   #update_stats_window ({});

   $r
}

sub skill_window {
   my $sw = new DC::UI::ScrolledWindow (expand => 1);

   $sw->add ($STATWIDS->{skill_tbl} = new DC::UI::Table expand => 1, col_expand => [0, 0, 1, .1,  0, 0, 1, .1]);

   $sw
}

sub formsep($) {
   scalar reverse join ",", unpack "(A3)*", reverse $_[0] * 1
}

my $METASERVER_ATIME;

sub update_metaserver {
   my ($metaserver_dialog) = @_;

   $METASERVER = $metaserver_dialog
      if defined $metaserver_dialog;

   return if $METASERVER_ATIME > time;
   $METASERVER_ATIME = time + 60;

   my $table = $METASERVER->{table};
   $table->clear;
   $table->add_at (0, 0, my $label = new DC::UI::Label max_w => $WIDTH * 0.8, text => "fetching server list...");

   my $ok = 0;

   DC::background {
      my $ua = DC::lwp_useragent;

      DC::background_msg DC::decode_json +(DC::lwp_check $ua->get ($META_SERVER))->decoded_content;
   } sub {
      my ($msg) = @_;
      if ($msg) {
         $table->clear;

         my @tip = (
            "The current number of users logged in on the server.",
            "The hostname of the server.",
            "The time this server has been running without being restarted.",
            "Short information about this server provided by its admins.",
         );
         my @col = qw(#Users Host Uptime Version Description);
         $table->add_at ($_, 0, new DC::UI::Label
            can_hover => 1, can_events => 1, fg => [1, 1, 0],
            text => $col[$_], tooltip => $tip[$_])
               for 0 .. $#col;

         my @align = qw(1 0.5 1 1 0);

         my $y = 0;
         for my $m (@{ $msg->{servers} }) {
            my ($ip, $last, $host, $users, $version, $desc, $ibytes, $obytes, $uptime, $highlight) = 
               @$m{qw(ip age hostname users version description ibytes obytes uptime highlight)};

            for ($desc) {
               s/<br>/\n/gi;
               s/<li>/\n· /gi;
               s/<.*?>//sgi;
               s/&amp;/&/g;
               s/&lt;/</g;
               s/&gt;/>/g;
            }

            $uptime = sprintf "%dd %02d:%02d:%02d",
               (int $uptime / 86400),
               (int $uptime / 3600) % 24,
               (int $uptime / 60) % 60,
               $uptime % 60;

            $m = [$users, $host, $uptime, $version, $desc];

            $y++;

            $table->add_at (scalar @$m, $y, new DC::UI::VBox children => [
               (new DC::UI::Button
                  text        => "Use",
                  tooltip     => "Put this server into the <b>Host:Port</b> field",
                  on_activate => sub {
                     $HOST_ENTRY->set_text ($CFG->{profile}{default}{host} = $host);
                     $METASERVER->hide;
                     0
                  },
               ),
               (new DC::UI::Empty expand => 1),
            ]);
            
            $table->add_at ($_, $y, new DC::UI::Label
                  max_w      => $::WIDTH * 0.4,
                  ellipsise  => 0,
                  align      => $align[$_],
                  text       => $m->[$_],
                  tooltip    => $tip[$_],
                  fg         => ($highlight ? [1, 1, 1] : [.7, .7, .7]),
                  can_hover  => 1,
                  can_events => 1,
                  fontsize   => 0.8)
               for 0 .. $#$m;
         }
      } else {
         $ok or $label->set_text ("error while contacting metaserver");
      }
   };

}

sub metaserver_dialog {
   my $vbox  = new DC::UI::VBox;
   my $table = new DC::UI::Table;
   $vbox->add (new DC::UI::ScrolledWindow expand => 1, child => $table);

   my $dialog = new DC::UI::Toplevel
      title   => "Server List",
      name    => 'metaserver_dialog',
      x       => 'center',
      y       => 'center',
      z       => 3,
      force_w => $::WIDTH  * 0.9,
      force_h => $::HEIGHT * 0.7,
      child   => $vbox,
      has_close_button => 1,
      table   => $table,
      on_visibility_change => sub {
         update_metaserver ($_[0]) if $_[1];
         0
      },
   ;

   $dialog
}

sub login_setup {
   my $vbox = new DC::UI::VBox;

   $vbox->add (new DC::UI::FancyFrame
      label => "Login Settings",
      child => (my $table = new DC::UI::Table expand => 1, col_expand => [0, 1]),
   );

   my $nullpw = "\x00" x 16;

   $table->add_at (0, 0, new DC::UI::Label align => 1, text => "Username");
   $table->add_at (1, 0, new DC::UI::Entry
      text => $PROFILE->{user},
      tooltip => "The name of your character on the server. The name is case-sensitive!",
      on_changed => sub { my ($self, $value) = @_; $PROFILE->{user} = $value; 1 }
   );

   $table->add_at (0, 1, new DC::UI::Label align => 1, text => "Password");
   $table->add_at (1, 1, my $pw1 = new DC::UI::Entry
      text => $PROFILE->{password} ? $nullpw : "",
      hidden => 1,
      tooltip => "The password for your character.",
      on_focus_in => sub {
         my ($self) = @_;
         $self->set_text ("")
            if $self->{text} eq $nullpw;
         0
      },
      on_changed => sub {
         my ($self, $value) = @_;
         $PROFILE->{password} = unpack "H*", Deliantra::Util::hash_pw $value
            if length $value && $value ne $nullpw;
         1
      },
   );

   $table->add_at (1, 2, $LOGIN_BUTTON = new DC::UI::Button
      expand => 1,
      text => "Login to Existing Account",
      tooltip => "This button will login to the account given by the <b>Username</b> and <b>Password</b> fields above.",
      on_activate => sub {
         $CONN ? stop_game
               : start_game 0;
         1
      },
   );

   $table->add_at (0, 3, new DC::UI::Label align => 1, text => "Password");
   $table->add_at (1, 3, my $pw2 = new DC::UI::Entry
      hidden => 1,
      tooltip => "The new password for your character",
   );

   $table->add_at (1, 4, new DC::UI::Button
      expand => 1,
      text => "Create New Account",
      tooltip => "This button will try to create a new account - you need to fill out the <b>Username</b> and the two <b>Password</b> fields above, using the same password for both <b>Password</b> fields.",
      on_activate => sub {
         if ($pw1->{text} ne $pw2->{text}) {
            $LOGIN_ERROR->{fg} = [1, 0, 0];
            $LOGIN_ERROR->set_text ("The passwords do not match - try to enter them again.");
         } else {
            $CONN or start_game 1;
         }
         1
      },
   );

   $vbox->add (new DC::UI::FancyFrame
      label => "Server Message",
      tooltip => "The last message, or error, from the server.",
      child => ($LOGIN_ERROR = new DC::UI::Label valign => 0, ellipsise => 0),
   );

   $vbox->add (new DC::UI::FancyFrame
      label => "How to Play",
      min_h => 240,#d# should not be necessary - widget bug
      child => (new DC::UI::Label valign => 0, ellipsise => 0,
                    markup =>
                       "First select a suitable video resolution in the <b>Graphics</b> tab, above.\n\n"
                     . "Then create a new account (or use an existing one if you have one).\n\n"
                     . "To create an account, choose a username that hasn't been taken yet (just guess) and "
                     . "fill out the top two <b>Password</b> fields using the same password, then press <b>Create New Account</b>.",
               ),
   );

   $vbox
}

sub server_setup {
   my $vbox = new DC::UI::VBox;

   $vbox->add (new DC::UI::FancyFrame
      label => "Connection Settings",
      child => (my $table = new DC::UI::Table expand => 1, col_expand => [0, 1]),
   );

   my $row = 0;

   $table->add_at (0, ++$row, new DC::UI::Label align => 1, text => "Host:Port");
   {
      $table->add_at (1, $row, my $vbox = new DC::UI::VBox);

      $vbox->add (
         $HOST_ENTRY = new DC::UI::Entry
            expand => 1,
            text => $PROFILE->{host},
            tooltip => "The hostname or ip address of the Deliantra server to connect to (e.g. <b>gameserver.deliantra.net</b>)",
            on_changed => sub {
               my ($self, $value) = @_;
               $PROFILE->{host} = $value;
               1
            }
      );

      if (0) { #d# disabled
      $vbox->add (new DC::UI::Button
         expand  => 1,
         text    => "Server List",
         other   => $METASERVER,
         tooltip => "Show a list of available Deliantra servers",
         on_activate => sub { $METASERVER->toggle_visibility; 0 },
         on_visibility_change => sub { $METASERVER->hide unless $_[1]; 1 },
      );
      }#d#
   }

   $table->add_at (0, ++$row, new DC::UI::Label align => 1, text => "Map Size");
   $table->add_at (1, $row, new DC::UI::Slider
      force_w => 100,
      range => [$CFG->{mapsize}, 10, 100, 0, 1],
      tooltip => "This is the size of the portion of the map update the server sends you. "
               . "If you set this to a high value you will be able to see further, "
               . "but you also increase bandwidth requirements and latency. "
               . "This option is only used once at log-in.",
      on_changed => sub { my ($self, $value) = @_; $CFG->{mapsize} = $self->{range}[0] = $value = int $value; 1 },
   );

   $table->add_at (0, ++$row, new DC::UI::Label align => 1, text => "Output-Rate");
   $table->add_at (1, $row, new DC::UI::Entry
      text => $CFG->{output_rate},
      tooltip => "The maximum bandwidth in bytes per second that the server should not exceed "
               . "when sending data. When 0 or unset, the server "
               . "default will be used, which is usually around 100kB/s. Most servers will "
               . "dynamically find an optimal rate, so adjust this only when necessary.",
      on_changed => sub { $CFG->{output_rate} = $_[1]; 1 },
   );

   $vbox->add (new DC::UI::FancyFrame
      label => "Server Info",
      child => ($SERVER_INFO = new DC::UI::Label ellipsise => 0),
   );

   $vbox
}

sub client_setup {
   my $vbox = new DC::UI::VBox;

   $vbox->add (my $top = new DC::UI::FancyFrame expand => 1, label => "Client Settings");
   $vbox->add (my $bot = new DC::UI::FancyFrame expand => 1, label => "Client Info");

   {
      $top->add (my $table = new DC::UI::Table expand => 1, col_expand => [0, 1]);

      my $row = 0;

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Tip of the day");
      $table->add_at (1, $row++, new DC::UI::CheckBox
         c_colspan => 2,
         state   => $CFG->{show_tips},
         tooltip => "Show the <b>Tip of the day</b> window at startup?",
         on_changed => sub {
            my ($self, $value) = @_;
            $CFG->{show_tips} = $value;
            0
         }
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Message Window Size");
      $table->add_at (1, $row++, my $saycmd = new DC::UI::Entry
         c_colspan => 2,
         text    => $CFG->{logview_max_par},
         tooltip => "This is maximum number of messages remembered in the <b>Message</b> window. If the server "
                  . "sends more messages than this number, older messages get removed to save memory and "
                  . "computing time. A value of <b>0</b> disables this feature, but that is not recommended.",
         on_changed => sub {
            my ($self, $value) = @_;
            $MESSAGE_DIST->set_max_par ($CFG->{logview_max_par} = $value*1);
            0
         },
      );

      $table->add_at (0, $row, new DC::UI::Label align => 1, text => "Config Autosave");
      $table->add_at (1, $row, new DC::UI::CheckBox
         state   => $CFG->{config_autosave},
         tooltip => "Normally, configuration settings and the user interface layout  "
                  . "are saved on client exit. You can disable this behaviour by "
                  . "unchecking this checkbox.",
         on_changed => sub {
            my ($self, $value) = @_;
            $CFG->{config_autosave} = $value;
            0
         }
      );
      $table->add_at (2, $row++, new DC::UI::Button
         text    => "Save Now",
         tooltip => "Use this to manually save configuration and UI layout when "
                  . "autosave is disabled.",
         on_activate => sub {
            DC::save_cfg;
            0
         }
      );
   }

   {
      $bot->add (my $table = new DC::UI::Table expand => 1, col_expand => [0, 1]);

      my $row = 0;

      $table->add_at (0, $row  , new DC::UI::Label align => 1, text => "Data Directory");
      $table->add_at (1, $row++, new DC::UI::Label align => 0, text => $Deliantra::VARDIR, tooltip => "");
      $table->add_at (0, $row  , new DC::UI::Label align => 1, text => "Database Directory");
      $table->add_at (1, $row++, new DC::UI::Label align => 0, text => $DC::DB::DBDIR, tooltip => "");
      $table->add_at (0, $row  , new DC::UI::Label align => 1, text => "Urlader (Prebuilt)");
      $table->add_at (1, $row++, new DC::UI::Label align => 0, text => $ENV{URLADER_VERSION}, tooltip => "");
      $table->add_at (0, $row  , new DC::UI::Label align => 1, text => "Branch (Prebuilt)");
      $table->add_at (1, $row++, new DC::UI::Label align => 0, text => $ENV{URLADER_EXE_ID}, tooltip => "");
      $table->add_at (0, $row  , new DC::UI::Label align => 1, text => "Revision (Prebuilt)");
      $table->add_at (1, $row++, new DC::UI::Label align => 0, text => $ENV{URLADER_EXE_VER}, tooltip => "");
   }

   $vbox
}

sub autopickup_setup {
   my $r = new DC::UI::ScrolledWindow (
      expand   => 1,
      scroll_y => 1
   );
   $r->add (my $table = new DC::UI::Table
      row_expand => [0],
      col_expand => [0, 1, 0, 1],
   );

   for (
         ["General", 0, 0,
#            ["Inhibit autopickup"      => PICKUP_INHIBIT],
            ["Stop before pickup"      => PICKUP_STOP],
            ["Debug autopickup"        => PICKUP_DEBUG],
         ],
         ["Weapons", 0, 6,
            ["All weapons"             => PICKUP_ALLWEAPON],
            ["Missile weapons"         => PICKUP_MISSILEWEAPON],
            ["Bows"                    => PICKUP_BOW],
            ["Arrows"                  => PICKUP_ARROW],
         ],
         ["Armour", 0, 12,
            ["Helmets"                 => PICKUP_HELMET],
            ["Shields"                 => PICKUP_SHIELD],
            ["Body Armour"             => PICKUP_ARMOUR],
            ["Boots"                   => PICKUP_BOOTS],
            ["Gloves"                  => PICKUP_GLOVES],
            ["Cloaks"                  => PICKUP_CLOAK],
         ],

         ["Readables", 2, 0,
            ["Spellbooks"              => PICKUP_SPELLBOOK],
            ["Skillscrolls"            => PICKUP_SKILLSCROLL],
            ["Normal Books/Scrolls"    => PICKUP_READABLES],
         ],
         ["Misc", 2, 5,
            ["Food"                    => PICKUP_FOOD],
            ["Drinks"                  => PICKUP_DRINK],
            ["Valuables (Money, Gems)" => PICKUP_VALUABLES],
            ["Keys"                    => PICKUP_KEY],
            ["Magical Items"           => PICKUP_MAGICAL],
            ["Potions"                 => PICKUP_POTION],
            ["Magic Devices"           => PICKUP_MAGIC_DEVICE],
            ["Ignore cursed"           => PICKUP_NOT_CURSED],
            ["Jewelery"                => PICKUP_JEWELS],
            ["Flesh"                   => PICKUP_FLESH],
         ],
         ["Value/Weight ratio", 2, 17]
       )
   {
      my ($title, $x, $y, @bits) = @$_;
      $table->add_at ($x, $y, new DC::UI::Label text => $title, align => 1, fg => [1, 1, 0]);

      for (@bits) {
         ++$y;

         my $mask = $_->[1];
         $table->add_at ($x  , $y, new DC::UI::Label text => $_->[0], align => 1, expand => 1);
         $table->add_at ($x+1, $y, my $checkbox = new DC::UI::CheckBox
            state => $::CFG->{pickup} & $mask,
            on_changed => sub {
               my ($box, $value) = @_;

               if ($value) {
                  $::CFG->{pickup} |= $mask;
               } else {
                  $::CFG->{pickup} &= ~$mask;
               }

               $::CONN->send_pickup ($::CFG->{pickup})
                  if defined $::CONN;

               0
            });

         ${$_->[2]} = $checkbox if $_->[2];
      }
   }

   $table->add_at (2, 18, new DC::UI::ValSlider
      range => [$::CFG->{pickup} & 0xF, 0, 16, 1, 1],
      template => ">= 99",
      tooltip => "Pick up items whose value/weight (silver/kg) ratio is equal or higher than this setting (which is specified in gold coins).",
      to_value => sub { ">= " . 5 * $_[0] },
      on_changed => sub {
         my ($slider, $value) = @_;

         $::CFG->{pickup} &= ~0xF;
         $::CFG->{pickup} |= int $value
            if $value;
         1;
      });

   $table->add_at (3, 18, new DC::UI::Button 
      text => "set",
      on_activate => sub {
         $::CONN->send_pickup ($::CFG->{pickup})
            if defined $::CONN;
         0
      });

   $r
}

my %SORT_ORDER = (
   type   => sub {
      use sort 'stable';
      sort { $a->{type} <=> $b->{type} or $a->{name} cmp $b->{name} } @_
   },
   mtime  => sub {
      use sort 'stable';
      my $NOW = time;
      sort {
         my $atime = $a->{mtime} - $NOW; $atime = $atime < 5 * 60 ? int $atime / 60 : 6;
         my $btime = $b->{mtime} - $NOW; $btime = $btime < 5 * 60 ? int $btime / 60 : 6;

         ($a->{flags} & F_LOCKED) <=> ($b->{flags} & F_LOCKED)
            or $btime <=> $atime
            or $a->{type} <=> $b->{type}
      } @_
   },
   weight => sub {
      use sort 'stable';
      sort {
         $a->{weight} * ($a->{nrof} || 1) <=> $b->{weight} * ($b->{nrof} || 1)
            or $a->{type} <=> $b->{type}
      } @_
   },
);

sub inventory_widget {
   my $hb = new DC::UI::HBox homogeneous => 1;

   $hb->add (my $vb1 = new DC::UI::VBox);
   $vb1->add (new DC::UI::Label text => "Player");

   $vb1->add (my $hb1 = new DC::UI::HBox);

   use sort 'stable';

   $hb1->add (new DC::UI::Selector
      value   => $::CFG->{inv_sort},
      options => [
         [type   => "Type/Name"],
         [mtime  => "Recent/Normal/Locked"],
         [weight => "Weight/Type"],
      ],
      on_changed => sub {
         $::CFG->{inv_sort} = $_[1];
         $INV->set_sort_order ($SORT_ORDER{$_[1]});
      },
   );
   $hb1->add (new DC::UI::Label text => "Weight: ", align => 1, expand => 1);
   #TODO# update to weight/maxweight
   $hb1->add ($STATWIDS->{i_weight} = new DC::UI::Label align => 0);

   $vb1->add (my $sw1 = new DC::UI::ScrolledWindow expand => 1, scroll_y => 1);
   $sw1->add ($INV = new DC::UI::Inventory);
   $INV->set_sort_order ($SORT_ORDER{$::CFG->{inv_sort}});

   $hb->add (my $vb2 = new DC::UI::VBox);

   $vb2->add ($INVR_HB = new DC::UI::HBox);

   $vb2->add (my $sw2 = new DC::UI::ScrolledWindow expand => 1, scroll_y => 1);
   $sw2->add ($INVR = new DC::UI::Inventory);

   # XXX: Call after $INVR = ... because set_opencont sets the items
   DC::Protocol::set_opencont ($::CONN, 0, "Floor");

   $hb
}

sub media_window {
   my $vb = new DC::UI::VBox;

   $vb->add (new DC::UI::FancyFrame
      label => "Current background music",
      child => new DC::UI::ScrolledWindow scroll_x => 1, scroll_y => 0,
                  child => ($MUSIC_PLAYING_WIDGET = new DC::UI::Label ellipsise => 0, fontsize => 0.8),
   );

   $vb->add (new DC::UI::FancyFrame
      label  => "Current downloads",
      child  => ($DOWNLOADS_WIDGET = new DC::UI::Table
                   expand => 1, fontsize => 0.8, padding_x => 4, padding_y => 4),
   );

   $DOWNLOADS_WIDGET->connect (visibility_change => sub {
      my ($self) = @_;

      delete $self->{updater};
      return unless $_[1];

      $self->{updater} = AE::timer 0, 0.7, sub {
         $self->clear;

         return unless $CONN;

         my @nums = sort { $b <=> $a } keys %{ $CONN->{ix_recv_buf} };
         return unless @nums;

         $self->add_at (0, 0, new DC::UI::Label align => 1, text => "Face");
         $self->add_at (1, 0, new DC::UI::Label align => 0, text => "Octets/Total");

         for my $row (0 .. $#nums) {
            my $num = $nums[$row];

            my $total = length $CONN->{ix_recv_buf}{$num};
            my $got   = $total - $CONN->{ix_recv_ofs}{$num};

            $self->add_at (0, $row + 1, new DC::UI::Label align => 1, text => $num, tooltip => "");
            $self->add_at (1, $row + 1, new DC::UI::Label align => 0, text => "$got/$total", tooltip => "");
         }
      };
   });

   $vb->add (new DC::UI::FancyFrame
      label  => "Other media used in this session",
      expand => 1,
      child  => ($LICENSE_WIDGET = new DC::UI::TextScroller
                   expand => 1, fontsize => 0.8, padding_x => 4, padding_y => 4),
   );

   $vb
}

sub add_license {
   my ($meta) = @_;

   $meta = $meta->{data}
      or return;

   $meta->{license} || $meta->{author} || $meta->{source}
      or return;

   $LICENSE_WIDGET->add_paragraph ({
      fg     => [1, 1, 1, 1],
      markup => "<small>"
              . "<b>Name:</b>   " . (DC::asxml $meta->{name}) . "\n"
              . "<b>Author:</b> " . (DC::asxml $meta->{author}) . "\n"
              . "<b>Source:</b> " . (DC::asxml $meta->{source}) . "\n"
              . "<b>License:</b>        " . (DC::asxml $meta->{license}) . "\n"
              . "</small>",
   });
   $LICENSE_WIDGET->scroll_to_bottom;
}

sub toggle_player_page {
   my ($widget) = @_;

   if ($PL_WINDOW->{visible} && $PL_NOTEBOOK->get_current_page == $widget) {
      $PL_WINDOW->hide;
   } else {
      $PL_NOTEBOOK->set_current_page ($widget);
      $PL_WINDOW->show;
   }
}

sub make_playerbook {
   my $plwin = $PL_WINDOW = new DC::UI::Toplevel
      x       => "center",
      y       => "center",
      force_w => $WIDTH  * 9/10,
      force_h => $HEIGHT * 9/10,
      title   => "Player",
      name    => "playerbook",
      has_close_button => 1
   ;

   my $ntb =
      $PL_NOTEBOOK =
         new DC::UI::Notebook expand => 1;

   $ntb->add_tab (
      "Statistics (F2)" => $STATS_PAGE = stats_window,
      "Shows statistics, where all your Stats and Resistances are shown."
   );
   $ntb->add_tab (
      "Skills (F3)" => $SKILL_PAGE = skill_window,
      "Shows all your Skills."
   );

   my $spellsw = $SPELL_PAGE = new DC::UI::ScrolledWindow (expand => 1, scroll_y => 1);
   $spellsw->add ($SPELL_LIST = new DC::UI::SpellList);
   $ntb->add_tab (
      "Spellbook (F4)" => $spellsw,
      "Displays all spells you have and lets you edit keyboard shortcuts for them."
   );
   $ntb->add_tab (
      "Inventory (F5)" => $INVENTORY_PAGE = inventory_widget,
      "Toggles the inventory window, where you can manage your loot (or treasures :). "
      . "You can also hit the <b>Tab</b>-key to show/hide the Inventory."
   );
   $ntb->add_tab (Pickup => $PICKUP_PAGE = autopickup_setup,
      "Configure autopickup settings, i.e. which items you will pick up automatically when walking (or running) over them.");

   $ntb->add_tab (Media => media_window,
      "License, Author and Source info for media sent by the server.");

   $ntb->set_current_page ($INVENTORY_PAGE);

   $plwin->add ($ntb);
}

sub keyboard_setup {
   DC::Macro::keyboard_setup
}

sub make_help_window {
   my $win = new DC::UI::Toplevel
      x       => 'center',
      y       => 'center',
      z       => 4,
      name    => 'doc_browser',
      force_w => int $WIDTH  * 7/8,
      force_h => int $HEIGHT * 7/8,
      title   => "Help Browser",
      has_close_button => 1;

   $win->add (my $vbox = new DC::UI::VBox);

   $vbox->add (new DC::UI::FancyFrame
      label => "Navigation",
      child => (my $buttons = new DC::UI::HBox),
   );
   $vbox->add (my $viewer  = new DC::UI::TextScroller
                   expand => 1, fontsize => 0.8, padding_x => 4, padding_y => 4);

   my @history;
   my @future;
   my $curnode;

   my $load_node; $load_node = sub {
      my ($node, $para) = @_;

      $buttons->clear;

      $buttons->add (new DC::UI::Button
         text        => "⇤",
         tooltip     => "back to the starting page",
         on_activate => sub {
            unshift @future, [$curnode, $viewer->current_paragraph] if $curnode;
            unshift @future, @history;
            @history = ();
            $load_node->(@{shift @future});
         },
      );

      if (@history) {
         $buttons->add (new DC::UI::Button
            text        => "⋘",
            tooltip     => "back to <i>" . (DC::asxml DC::Pod::full_path $history[-1][0]) . "</i>",
            on_activate => sub {
               unshift @future, [$curnode, $viewer->current_paragraph] if $curnode;
               $load_node->(@{pop @history});
            },
         );
      }

      if (@future) {
         $buttons->add (new DC::UI::Button
            text        => "⋙",
            tooltip     => "forward to <i>" . (DC::asxml DC::Pod::full_path $future[0][0]) . "</i>",
            on_activate => sub {
               push @history, [$curnode, $viewer->current_paragraph];
               $load_node->(@{shift @future});
            },
         );
      }

      $buttons->add (new DC::UI::Label text => " ");

      my @path = DC::Pod::full_path_of $node;
      pop @path; # drop current node

      for my $node (@path) {
         $buttons->add (new DC::UI::Button
            text        => $node->[DC::Pod::N_KW][0],
            tooltip     => "go to <i>" . (DC::asxml DC::Pod::full_path $node) . "</i>",
            on_activate => sub {
               push @history, [$curnode, $viewer->current_paragraph] if $curnode; @future = ();
               $load_node->($node);
            },
         );
         $buttons->add (new DC::UI::Label text => "/");
      }

      $buttons->add (new DC::UI::Label text => $node->[DC::Pod::N_KW][0], padding_x => 4, padding_y => 4);

      $curnode = $node;

      $viewer->clear;
      $viewer->add_paragraph (DC::Pod::as_paragraphs DC::Pod::section_of $curnode);
      $viewer->scroll_to ($para);
   };

   $load_node->(DC::Pod::find pod => "mainpage");

   $DC::Pod::goto_document = sub {
      my (@path) = @_;

      push @history, [$curnode, $viewer->current_paragraph] if $curnode; @future = ();

      $load_node->((DC::Pod::find @path)[0]);
      $win->show;
   };

   $HELP_WINDOW = $win;
}

sub open_quit_dialog {
   unless ($QUIT_DIALOG) {
      $QUIT_DIALOG = new DC::UI::Toplevel
         x     => "center",
         y     => "center",
         z     => 60,
         title => "Really Quit?",
         on_key_down => sub {
            my ($dialog, $ev) = @_;
            $ev->{sym} == 27 and $dialog->hide;
         }
      ;

      $QUIT_DIALOG->add (my $vb = new DC::UI::VBox expand => 1);

      $vb->add (new DC::UI::Label
         text      => "You should find a savebed and apply it first!",
         max_w     => $WIDTH * 0.25,
         ellipsize => 0,
      );
      $vb->add (my $hb = new DC::UI::HBox expand => 1);
      $hb->add (new DC::UI::Button
         text => "Ok",
         expand => 1,
         on_activate => sub { $QUIT_DIALOG->hide; 0 },
      );
      $hb->add (new DC::UI::Button
         text => "Quit anyway",
         expand => 1,
         on_activate => sub {
            crash "Quit anyway";
            EV::break EV::BREAK_ALL;
         },
      );
   }

   $QUIT_DIALOG->show;
   $QUIT_DIALOG->grab_focus;
}

sub make_menubar {
   $MENUFRAME = new DC::UI::Toplevel
      border  => 0,
      force_x => 0,
      force_y => 0,
      force_w => $::WIDTH,
      child   => ($MENUBAR = new DC::UI::HBox),
   ;

   $MENUBAR->add ($BUTTONBAR = new DC::UI::Buttonbar);

   # XXX: this has to be done before make_stats_window as make_stats_window calls update_stats_window which updated the gauges also X-D
   make_gauge_window->show;

#      $BUTTONBAR->add (new DC::UI::Flopper text => "Message Window", other => $MESSAGE_WINDOW,
#         tooltip => "Toggles the server message log, where the client collects <i>all</i> messages from the server.");

   make_playerbook;

   $MENUPOPUP = DC::UI::Menu->new (items => [
      ["Setup…\tF9"        , sub { $SETUP_DIALOG->toggle_visibility }],
      ["Playerbook…\tTab"  , sub { $PL_WINDOW   ->toggle_visibility }],
      ["…Statistics\tF2"   , sub { toggle_player_page ($::STATS_PAGE) }],
      ["…Skills\tF3"       , sub { toggle_player_page ($::SKILL_PAGE) }],
      ["…Spells\tF4"       , sub { toggle_player_page ($::SPELL_PAGE) }],
      ["…Inventory\tF5"    , sub { toggle_player_page ($::INVENTORY_PAGE) }],
      ["Help Browser…\tF1" , sub { $HELP_WINDOW ->toggle_visibility }],
      ["Quit…"             , sub {
         if ($CONN) {
            open_quit_dialog;
         } else {
            EV::break EV::BREAK_ALL;
         }
      }],
   ]);

   $BUTTONBAR->add (new DC::UI::Button text => "Menu…",
      tooltip => "Shows the main menu",
      on_button_down => sub {
         my ($self, $ev) = @_;
         local $ev->{x} = 0;
         local $ev->{y} = 0;
         $MENUPOPUP->popup ($ev);
      },
   );

   $MENUBAR->add ($GAUGES->{exp} = new DC::UI::ExperienceProgress
      padding_x => 6,
      padding_y => 3,
      tooltip   => "This progress bar shows your overall experience and your progress towards the next character level.",
      template  => " Exp: 888,888,888,888 (lvl 188) ",
   );

   $MENUBAR->add ($PICKUP_ENABLE = new DC::UI::CheckBox # checkbox bad, button better?
      tooltip => "Automatic Pickup Enable - when this checkbox is enabled, then your character "
               . "will automatically pick up items as defined by your item pickup settings "
               . "in the playerbook. Often (e.g. in apartments) you want to temporarily "
               . "disable autopickup by disabling this checkbox.",
      state   => $CFG->{pickup} & PICKUP_INHIBIT ? 0 : 1,
      on_changed => sub {
         my ($self, $value) = @_;
         $CFG->{pickup} &= ~PICKUP_INHIBIT;
         $CFG->{pickup} |= PICKUP_INHIBIT unless $_[1];
         $CONN->send_pickup ($CFG->{pickup})
            if $CONN;
      },
   );

   $MENUBAR->add ($GAUGES->{skillexp} = new DC::UI::ExperienceProgress
      c_rescale => 1,
      padding_x => 6,
      padding_y => 3,
      force_w   => $::WIDTH * 0.2,
      tooltip   => "This progress bar shows the currently used skill and your progress towards the next skill level of that skill.",
      template  => "two handed weapons 99%",
   );

   $MENUBAR->add ($GAUGES->{range} = new DC::UI::Label
      expand => 1,
      align => 1, can_hover => 1, can_events => 1,
      text => "Range and Combat Slots",
      tooltip => "#stat_ranged",
   );

   $MENUFRAME->show;
}

sub open_string_query {
   my ($title, $cb, $txt, $tooltip) = @_;
   my $dialog = new DC::UI::Toplevel
      x => "center",
      y => "center",
      z => 50,
      force_w => $WIDTH * 4/5,
      title => $title;

   $dialog->add (
      my $e = new DC::UI::Entry
         on_activate => sub { $cb->(@_); $dialog->hide; 0 },
         on_key_down => sub { $_[1]->{sym} == 27 and $dialog->hide; 0 },
         tooltip => $tooltip
   );

   $e->grab_focus;
   $e->set_text ($txt) if $txt;
   $dialog->show;
}

sub show_tip_of_the_day {
   # find all tips
   my @tod = DC::Pod::find tip_of_the_day => "*";

   DC::DB::get state => "tip_of_the_day", sub {
      my ($todindex) = @_;
      $todindex = 0 if $todindex >= @tod;
      DC::DB::put state => tip_of_the_day => $todindex + 1, sub { };

      # create dialog
      my $dialog;

      my $close = sub {
         $dialog->destroy;
      };

      $dialog = new DC::UI::Toplevel
         x => "center",
         y => "center",
         z => 3,
         name    => 'tip_of_the_day',
         force_w => int $WIDTH  * 4/9,
         force_h => int $WIDTH  * 2/9,
         title   => "Tip of the day #" . (1 + $todindex),
         child   => my $vbox = new DC::UI::VBox,
         has_close_button => 1,
         on_delete => $close,
      ;

      $vbox->add (my $viewer  = new DC::UI::TextScroller
                      expand => 1, fontsize => 0.8, padding_x => 4, padding_y => 4);
      $viewer->add_paragraph (DC::Pod::as_paragraphs DC::Pod::section_of $tod[$todindex]);

      $vbox->add (my $table = new DC::UI::Table col_expand => [0, 1]);

      $table->add_at (0, 0, new DC::UI::Button
         text    => "Close",
         tooltip => "Close the tip of the day window. To never see it again, disable the tip of the day in the <b>Server Setup</b>.",
         on_activate => $close,
      );

      $table->add_at (2, 0, new DC::UI::Button
         text    => "Next",
         tooltip => "Show the next <b>Tip of the day</b>.",
         on_activate => sub {
            $close->();
            &show_tip_of_the_day;
         },
      );

      $dialog->show;
   };
}

sub video_init {
   DC::set_theme $CFG->{uitheme};

   DC::SDL_InitSubSystem DC::SDL_INIT_VIDEO if $SDL_REINIT;
   $SDL_REINIT = 0;

   @SDL_MODES = DC::SDL_ListModes 8, $CFG->{disable_alpha} ? 0 : 2;
   @SDL_MODES = DC::SDL_ListModes 8, 8 unless @SDL_MODES;
   @SDL_MODES = DC::SDL_ListModes 5, 0 unless @SDL_MODES;
   @SDL_MODES or DC::fatal "Unable to find a usable video mode\n(hardware accelerated opengl fullscreen)";

   @SDL_MODES = sort { $a->[0] * $a->[1] <=> $b->[0] * $b->[1] } @SDL_MODES;

   if (!defined $CFG->{sdl_mode} or $CFG->{sdl_mode} > $#SDL_MODES) {
      $CFG->{sdl_mode} = 0; # lowest resolution by default

      # now choose biggest mode <= 1024x768
      for (0 .. $#SDL_MODES) {
         if ($SDL_MODES[$_][0] * $SDL_MODES[$_][1] <= 1024 * 768) {
            $CFG->{sdl_mode} = $_;
         }
      }
   }

   my ($old_w, $old_h) = ($WIDTH, $HEIGHT);

   ($WIDTH, $HEIGHT, my ($rgb, $alpha)) = @{ $SDL_MODES[$CFG->{sdl_mode}] };
   $FULLSCREEN = $CFG->{fullscreen};
   $FAST       = $CFG->{fast};

   DC::SDL_WM_SetCaption "Deliantra MORPG Client $DC::VERSION$Urlader::EXE_VER", "Deliantra"; # must be after SDL_Init

   # due to mac os x braindamage, we simply retry with !fullscreen in case of an error
   DC::SDL_SetVideoMode $WIDTH, $HEIGHT, $rgb, $alpha, $FULLSCREEN
      or DC::SDL_SetVideoMode $WIDTH, $HEIGHT, $rgb, $alpha, !$FULLSCREEN
      or die "SDL_SetVideoMode failed: " . (DC::SDL_GetError) . "\n";

   $SDL_ACTIVE = 1;
   $LAST_REFRESH = time - 0.01;

   DC::OpenGL::init;
   DC::Macro::init;

   $FONTSIZE = int $HEIGHT / 40 * $CFG->{gui_fontsize};

   $DC::UI::ROOT->configure (0, 0, $WIDTH, $HEIGHT);#d#

   #############################################################################

   if ($DEBUG_STATUS) {
      DC::UI::rescale_widgets $WIDTH / $old_w, $HEIGHT / $old_h;
   } else {
      # create/configure the widgets

      $DC::UI::ROOT->connect (key_down => sub {
         my (undef, $ev) = @_;

         if (my @macros = DC::Macro::find $ev) {
            DC::Macro::execute $_ for @macros;

            return 1;
         }

         0
      });

      $DEBUG_STATUS = new DC::UI::Label
         padding => 0,
         z       => 100,
         force_x => "max",
         force_y => 20;
      $DEBUG_STATUS->show;

      $STATUSBOX = new DC::UI::Statusbox;

      $MODBOX = new DC::UI::Label
         can_events => 1,
         can_hover  => 1,
         markup     => "",
         align      => 0,
         font       => $FONT_FIXED,
         tooltip    => "#modifier_box",
         tooltip_width => 0.67,
      ;

      update_modbox;

      (new DC::UI::Frame
         bg      => [0, 0, 0, 0.4],
         force_x => 0,
         force_y => "max",
         child   => (my $LL = new DC::UI::VBox),
      )->show;

      $LL->add ($STATUSBOX);
      $LL->add ($MODBOX);
      $LL->add (new DC::UI::Label
         align    => 0,
         markup   => "Use <b>Alt-Enter</b> to toggle fullscreen mode",
         fontsize => 0.5,
         fg       => [1, 1, 0, 0.7],
      );

      DC::UI::Toplevel->new (
         title     => "Minimap",
         name      => "mapmap",
         x         => 0,
         y         => $::FONTSIZE + 8,#d# hack to move messages window below the menubar
         border_bg => [1, 1, 1, 192/255],
         bg        => [1, 1, 1, 0],
         child     => ($MAPMAP = new DC::MapWidget::MapMap
            tooltip => "<b>Minimap</b>. This will display an overview of the surrounding areas.",
         ),
      )->show;

      $MAPWIDGET = new DC::MapWidget;
      $MAPWIDGET->connect (activate_console => sub {
         my ($mapwidget, $preset) = @_;

         $MESSAGE_DIST->activate_console ($preset)
            if $MESSAGE_DIST;
      });
      $MAPWIDGET->show;
      $MAPWIDGET->grab_focus;

      $COMPLETER = new DC::MapWidget::Command::
         command   => { },
         tooltip   => "#completer_help",
      ;

      $SETUP_DIALOG = new DC::UI::Toplevel
         title   => "Setup",
         name    => "setup_dialog",
         x       => 'center',
         y       => 'center',
         z       => 2,
         force_w => $::WIDTH  * 0.6,
         force_h => $::HEIGHT * 0.6,
         has_close_button => 1,
      ;

      $METASERVER = metaserver_dialog;
      # the name is changed to not conflict with the older name as users could have hidden it
      $MESSAGE_WINDOW = new DC::UI::Dockbar 
         name    => "message_window2",
         title   => 'Messages',
         y       => $::FONTSIZE + 8,#d# hack to move messages window below the menubar
         force_w => $::WIDTH  * 0.6,
         force_h => $::HEIGHT * 0.25,
      ;

      $MESSAGE_DIST   = new DC::MessageDistributor dockbar => $MESSAGE_WINDOW;

      $SETUP_DIALOG->add ($SETUP_NOTEBOOK = new DC::UI::Notebook expand => 1,
         filter => new DC::UI::ScrolledWindow expand => 1, scroll_y => 1);

      $SETUP_NOTEBOOK->add_tab (Login    => $SETUP_LOGIN = login_setup,
         "Configure the server to play on, your username and password.");
      $SETUP_NOTEBOOK->add_tab (Server   => $SETUP_SERVER = server_setup,
         "Configure other server related options.");
      $SETUP_NOTEBOOK->add_tab (Client   => client_setup,
         "Configure various client-specific settings.");
      $SETUP_NOTEBOOK->add_tab (Graphics => graphics_setup,
         "Configure the video mode, performance, fonts and other graphical aspects of the game.");
      $SETUP_NOTEBOOK->add_tab (Audio    => audio_setup,
         "Configure the use of audio, sound effects and background music.");
      $SETUP_NOTEBOOK->add_tab (Keyboard => $SETUP_KEYBOARD = keyboard_setup,
         "Lets you define, edit and delete key bindings."
       . "There is a shortcut for making bindings: <b>Control-Insert</b> opens the binding editor "
       . "with nothing set and the recording started. After doing the actions you "
       . "want to record press <b>Insert</b> and you will be asked to press a key-combo. "
       . "After pressing the combo the binding will be saved automatically and the "
       . "binding editor closes");
      $SETUP_NOTEBOOK->add_tab (Debug    => debug_setup,
         "Some debuggin' options. Do not ask.");

      make_help_window;
      make_menubar;

      $SETUP_DIALOG->show;
      $MESSAGE_WINDOW->show;
   }

   $MODE_SLIDER->set_range ([$CFG->{sdl_mode}, 0, scalar @SDL_MODES, 1, 1]);
   $MODE_SLIDER->emit (changed => $CFG->{sdl_mode});

   $CAVEAT_LABEL->set_text ("None :)");
   $CAVEAT_LABEL->set_text ("Apple/NVIDIA Texture bug (slow)")
      if $DC::OpenGL::APPLE_NVIDIA_BUG;
   $CAVEAT_LABEL->set_text ("Software Rendering (very slow)")
      unless DC::SDL_GL_GetAttribute DC::SDL_GL_ACCELERATED_VISUAL;

   $STATUSBOX->add ("Set video mode $WIDTH×$HEIGHT", timeout => 10, fg => [1, 1, 1, 0.5]);
}

sub video_shutdown {
   DC::OpenGL::shutdown;
   DC::SDL_QuitSubSystem DC::SDL_INIT_VIDEO if $SDL_REINIT;
   
   undef $SDL_ACTIVE;
}

my %animate_object;
my $animate_timer;

my $fps = 9;

sub force_refresh {
   if ($DELIANTRA_DEBUG & 4) {
      $fps = $fps * 0.98 + 1 / (($NOW - $LAST_REFRESH) || 0.1) * 0.02;
      debug sprintf "%3.2f", $fps;
   }

   undef $WANT_REFRESH;
   $_[0]->stop;

   $DC::UI::ROOT->draw;
   DC::SDL_GL_SwapBuffers;
   $LAST_REFRESH = $NOW;
}

my $want_refresh = EV::prepare_ns \&force_refresh;

our $INPUT_WATCHER = EV::periodic 0, 1 / $MAX_FPS, undef, sub {
   $NOW = EV::now;

   ($SDL_CB[$_->{type}] || sub { warn "unhandled event $_->{type}" })->($_)
      for DC::peep_events;

   if (%animate_object) {
      $_->animate ($LAST_REFRESH - $NOW) for values %animate_object;
      $WANT_REFRESH = 1;
   }

   $want_refresh->start
      if $WANT_REFRESH;
};

sub animation_start {
   my ($widget) = @_;
   $animate_object{$widget} = $widget;
}

sub animation_stop {
   my ($widget) = @_;
   delete $animate_object{$widget};
}

$SDL_CB[DC::SDL_QUIT] = sub {
   crash "SDL_QUIT";
   EV::break EV::BREAK_ALL;
};
$SDL_CB[DC::SDL_VIDEORESIZE] = sub { };
$SDL_CB[DC::SDL_VIDEOEXPOSE] = sub {
   DC::UI::full_refresh;
};
$SDL_CB[DC::SDL_ACTIVEEVENT] = sub {
#  not useful, as APPACTIVE includes only iconified state, not unmapped
#  printf "active %x %x %x\n", $_[0]{gain}, $_[0]{state}, DC::SDL_GetAppState;#d#
#  printf "a %x\n", DC::SDL_GetAppState & DC::SDL_APPACTIVE;#d#
#  printf "A\n" if $_[0]{state} & DC::SDL_APPACTIVE;
#  printf "K\n" if $_[0]{state} & DC::SDL_APPINPUTFOCUS;
#  printf "M\n" if $_[0]{state} & DC::SDL_APPMOUSEFOCUS;
};
$SDL_CB[DC::SDL_KEYDOWN] = sub {
   if ($_[0]{mod} & DC::KMOD_ALT && $_[0]{sym} == 13) {
      # alt-enter
      video_shutdown;
      $FULLSCREEN_ENABLE->toggle;
      video_init;
   } else {
      &DC::UI::feed_sdl_key_down_event;
   }
   update_modbox;
};
$SDL_CB[DC::SDL_KEYUP]           = sub {
   &DC::UI::feed_sdl_key_up_event;
   update_modbox;
};
$SDL_CB[DC::SDL_MOUSEMOTION]     = \&DC::UI::feed_sdl_motion_event,
$SDL_CB[DC::SDL_MOUSEBUTTONDOWN] = \&DC::UI::feed_sdl_button_down_event,
$SDL_CB[DC::SDL_MOUSEBUTTONUP]   = \&DC::UI::feed_sdl_button_up_event,
$SDL_CB[DC::SDL_USEREVENT]       = sub {
   if ($_[0]{code} == 1) {
      audio_channel_finished $_[0]{data1};
   } elsif ($_[0]{code} == 0) {
      audio_music_finished;
   }
};

#############################################################################

$SIG{INT} = $SIG{TERM} = sub {
   EV::break;
   #d# TODO calling exit here hangs the process in some futex
};

# due to mac os x + sdl combined braindamage, we need this contortion
sub DC::Main::run {
   DC::SDL_main_hack {
      {
         DC::Pod::load_docwiki DC::find_rcfile "docwiki.pst";

         DC::load_cfg;
         DC::upgrade_cfg;

         DC::Audio::probe;

         DC::DB::Server::run;

         if ($CFG->{db_schema} < 1) {
            warn "INFO: upgrading database schema from 0 to 1, mapcache and tilecache will be lost\n";
            DC::DB::nuke_db;
            $CFG->{db_schema} = 1;
            DC::save_cfg;
         }

         DC::DB::open_db;

         DC::UI::set_layout ($::CFG->{layout});

         my @args = @ARGV;

         # OS X passes some process serial number of other shit. they
         # could have used an env var or any other sane mechanism. but
         # would it be os x then? no...
         shift @args if $args[0] =~ /^-psn_/;

         my $profile = 'default';

         for (my $i = 0; $i < @args; $i++) {
            if ($args[$i] =~ /^--?profile$/) {
               $profile = $args[$i + 1];
               splice @args, $i, 2, ();
               $i = 0;
            } elsif ($args[$i] =~ /^--?h/) {
               print STDERR "Usage: $0 [--profile name] [host [user [password]]]\n";
               exit 0;
            }
         }

         $CFG->{profile}{$profile} ||= {};
         $PROFILE = $CFG->{profile}{$profile};
         $PROFILE->{host} ||= "gameserver.deliantra.net";

         $PROFILE->{host}     =                                       $args[0] if @args > 0;
         $PROFILE->{user}     =                                       $args[1] if @args > 1;
         $PROFILE->{password} = unpack "H*", Deliantra::Util::hash_pw $args[2] if @args > 2;

         # convert old bindings (only default profile matters)
         if (my $bindings = delete $PROFILE->{bindings}) {
            while (my ($mod, $syms) = each %$bindings) {
               while (my ($sym, $cmds) = each %$syms) {
                  push @{ $PROFILE->{macro} }, {
                     accelkey => [$mod*1, $sym*1],
                     action   => $cmds,
                  };
               }
            }
         }

         # fontconfig doesn't support relative paths anymore, so use abs_path and keep fingers crossed
         # these are ignored under windows, for some reason, and thus set in the loader
         $ENV{FONTCONFIG_FILE} = "fonts.conf";
         $ENV{FONTCONFIG_PATH} = Cwd::abs_path DC::find_rcfile "fonts";
         $ENV{FONTCONFIG_DIR}  = $ENV{FONTCONFIG_PATH}; # helps with older versions

         {
            my @fonts = map DC::find_rcfile "fonts/$_", qw(
               DejaVuSans.ttf
               DejaVuSansMono.ttf
               DejaVuSans-Bold.ttf
               DejaVuSansMono-Bold.ttf
               DejaVuSans-Oblique.ttf
               DejaVuSansMono-Oblique.ttf
               DejaVuSans-BoldOblique.ttf
               DejaVuSansMono-BoldOblique.ttf
               mona.ttf
            );

            DC::add_font $_ for @fonts;

            $FONT_PROP  = new_from_file DC::Font $fonts[0];
            $FONT_FIXED = new_from_file DC::Font $fonts[1];

            $FONT_PROP->make_default;

            DC::pango_init;
         }

#   compare mono (ft) vs. rgba (cairo)
#   ft - 1.8s, cairo 3s, even in alpha-only mode
#   for my $rgba (0..1) {
#      my $t1 = Time::HiRes::time;
#      for (1..1000) {
#         my $layout = DC::Layout->new ($rgba);
#         $layout->set_text ("hallo" x 100);
#         $layout->render;
#      }
#      my $t2 = Time::HiRes::time;
#      warn $t2-$t1;
#   }

      }

      DC::SDL_Init 0;
      DC::IMG_Init; video_init;
      DC::Mix_Init; audio_init;

      show_tip_of_the_day if $CFG->{show_tips};

      my $STARTUP_CANCEL; $STARTUP_CANCEL = EV::idle sub {
         undef $STARTUP_CANCEL;
         (pop @::STARTUP_DONE)->()
            while @::STARTUP_DONE;
      };

      debug_toggle 0;

      delete $SIG{__DIE__};
      EV::run;

      DC::save_cfg if $CFG->{config_autosave};

      #video_shutdown;
      #audio_shutdown;

      DC::OpenGL::quit;
      DC::SDL_Quit;
      DC::DB::Server::stop;
   };
}

1
Revision:	1.31
Committed:	Mon Nov 19 00:56:08 2018 UTC (5 years, 6 months ago) by root
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.30:	+2 -0 lines
Log Message:	* empty log message *