#!/opt/bin/perl

use strict;
use utf8;

# do things only needed for single-binary version (par)
BEGIN {
   if (%PAR::LibCache) {
      @INC = grep ref, @INC; # weed out all paths except pars loader refs

      while (my ($filename, $zip) = each %PAR::LibCache) {
         for ($zip->memberNames) {
            next unless /^\/root\/(.*)/;
            $zip->extractMember ($_, "$ENV{PAR_TEMP}/$1")
               unless -e "$ENV{PAR_TEMP}/$1";
         }
      }

      # TODO: pango-rc file, anybody?

      unshift @INC, $ENV{PAR_TEMP};
   }
}

# need to do it again because that pile of garbage called PAR nukes it before main
unshift @INC, $ENV{PAR_TEMP}
   if %PAR::LibCache;

use Time::HiRes 'time';
use Event;

use Crossfire;
use Crossfire::Protocol::Constants;

use Compress::LZF;

use CFPlus;
use CFPlus::OpenGL ();
use CFPlus::Protocol;
use CFPlus::UI;
use CFPlus::Pod;
use CFPlus::BindingEditor;
use CFPlus::MapWidget;

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

$Event::Eval = 0;
$Event::DIED = sub {
   # TODO: display dialog box or so
   Carp::cluck $_[1];#d#TODO: remove when stable
   CFPlus::error $_[1];
};

$SIG{__DIE__} = sub {
   return if CFPlus::in_destruct;
   Carp::cluck $_[0];
   CFPlus::error $_[0];
   return;#d#
   #return unless defined $^S && !$^S;
   $Event::DIED->(undef, $_[0]);
};

our $VERSION = '0.1';

my $MAX_FPS = 60;
my $MIN_FPS =  5; # unused as of yet

our $META_SERVER = "crossfire.real-time.com:13326";

our $LAST_REFRESH;
our $NOW;

our $CFG;
our $CONN;
our $FAST; # fast, low-quality mode, possibly useful for software-rendering

our $WANT_REFRESH;
our $CAN_REFRESH;

our @SDL_MODES;
our $WIDTH;
our $HEIGHT;
our $FULLSCREEN;
our $FONTSIZE;

our $FONT_PROP;
our $FONT_FIXED;

our $MAP;
our $MAPMAP;
our $MAPWIDGET;
our $BUTTONBAR;
our $LOGVIEW;
our $CONSOLE;
our $METASERVER;
our $LOGIN_BUTTON;
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_KEYBOARD;

our $PL_NOTEBOOK;
our $PL_WINDOW;

our $INVENTORY_PAGE;
our $STATS_PAGE;
our $SKILL_PAGE;
our $SPELL_PAGE;

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

our $SDL_ACTIVE;
our %SDL_CB;

our $SDL_MIXER;
our @SOUNDS;       # event => file mapping
our %AUDIO_CHUNKS; # audio files

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

our $INV;
our $INVR;
our $INV_RIGHT_HB;

our $BIND_EDITOR;
our $BIND_UPD_CB;

our $PICKUP_CFG;

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

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

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

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

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

   my @dialog = my $label = new CFPlus::UI::Label
      max_w     => $::WIDTH * 0.4,
      ellipsise => 0,
      text      => $prompt;

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

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

      $dialog->grab_focus;

   } elsif ($flags & CS_QUERY_SINGLECHAR) {
      $dialog->{tooltip} = "Press a key (click on the entry to make sure it has keyboard focus)";

      if ($prompt =~ /Now choose a character|Press any key for the next race/i) {
         $MESSAGE_WINDOW->show;

         unshift @dialog, new CFPlus::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 CFPlus::UI::Table;

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

         unshift @dialog, new CFPlus::UI::Label
            max_w     => $::WIDTH * 0.4,
            ellipsise => 0,
            markup    =>
               "<big><b>Character Creation: Race</b></big>\n\n"
             . "Look at the <b>Messages</b> window to see a description of this race "
             . "and the center of the screen to see how this race looks like "
             . "(<small>below this dialog window: you may need to move the dialog away and "
             . "click into the display area to make it visible</small>).\n\n"
             . "You can look at another race, or accept this race (you will cycle back to "
             . "this race eventually, so you can take your time making this important choice."
         ;

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

         $STATS_PAGE->show;
         $MESSAGE_WINDOW->hide;

         unshift @dialog, new CFPlus::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 CFPlus::UI::Table;

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

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

         unshift @dialog, my $hbox = new CFPlus::UI::HBox;
         for (
            [Str => CS_STAT_STR],
            [Dex => CS_STAT_DEX],
            [Con => CS_STAT_CON],
            [Int => CS_STAT_INT],
            [Wis => CS_STAT_WIS],
            [Pow => CS_STAT_POW],
            [Cha => CS_STAT_CHA],
         ) {
            my ($name, $id) = @$_;
            $hbox->add (new CFPlus::UI::Label
               markup     => "$conn->{stat}{$id} <span foreground='yellow'>$name</span>",
               align      => 0,
               expand     => 1,
               can_events => 1,
               can_hover  => 1,
               tooltip    => $CFPlus::STAT_TOOLTIP{$name},
            );
         }

         unshift @dialog, new CFPlus::UI::Label
            max_w     => $::WIDTH * 0.4,
            ellipsise => 0,
            markup    =>
               "<big><b>Character Creation: Stats</b></big>\n\n"
             . "<b>Stats</b> are a very important aspect of your character. You can use the tooltips to learn what each Stat governs.\n\n"
             . "The stats generated by the server are always sorted from Str (highest) to Cha (lowest). "
             . "They will be modified later by both the race and the class you choose.\n\n"
             . "You can create another set of stats, swap two stat values with each other or accept the stats as shown below and continue.\n"
         ;
      }

      push @dialog, my $entry = new CFPlus::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 CFPlus::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 start_game {
   status "logging in...";

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

   my $mapsize = List::Util::min 32, List::Util::max 11, int $WIDTH * $CFG->{mapsize} * 0.01 / 32;

   my ($host, $port) = split /:/, $CFG->{profile}{default}{host};

   $MAP = new CFPlus::Map $mapsize, $mapsize;
   
   $CONN = eval {
      new CFPlus::Protocol
         host => $host,
         port => $port || 13327,
         user => $CFG->{profile}{default}{user},
         pass => $CFG->{profile}{default}{password},
         mapw => $mapsize,
         maph => $mapsize,

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

         sound_play => sub {
            my ($x, $y, $soundnum, $type) = @_;

            $SDL_MIXER
               or return;

            my $chunk = $AUDIO_CHUNKS{$SOUNDS[$soundnum]}
               or return;

            $chunk->play;
         },
   };

   if ($CONN) {
      CFPlus::lowdelay fileno $CONN->{fh};

      status "login successful";
   } else {
      status "unable to connect";
      stop_game();
   }
}

sub stop_game {
   $LOGIN_BUTTON->set_text ("Login");
   $SETUP_NOTEBOOK->set_current_page ($SETUP_SERVER);
   $SETUP_DIALOG->show;
   $PL_WINDOW->hide;
   $SPELL_PAGE->clear_spells;

   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 CFPlus::UI::VBox;

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

   $table->add (0, 0, new CFPlus::UI::Label valign => 0, align => 1, text => "Video Mode");
   $table->add (1, 0, my $hbox = new CFPlus::UI::HBox);

   $hbox->add (my $mode_slider = new CFPlus::UI::Slider force_w => $WIDTH * 0.1, expand => 1, range => [$CFG->{sdl_mode}, 0, $#SDL_MODES, 0, 1]);
   $hbox->add (my $mode_label = new CFPlus::UI::Label align => 0, valign => 0, height => 0.8, template => "9999x9999");

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

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

   my $row = 1;

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

   $table->add (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Fast & Ugly");
   $table->add (1, $row++, new CFPlus::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 (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Map Scale");
   $table->add (1, $row++, new CFPlus::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 (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Fog of War");
   $table->add (1, $row++, new CFPlus::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 (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "FoW Intensity");
   $table->add (1, $row++, new CFPlus::UI::Slider
      range => [$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 (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "FoW Smooth");
   $table->add (1, $row++, new CFPlus::UI::CheckBox
      state => $CFG->{fow_smooth},
      tooltip => "Smooth the Fog-of-War a bit to make it more realistic. Changes are instant.",
      on_changed => sub {
         my ($self, $value) = @_;
         $CFG->{fow_smooth} = $value;
         status "Fog of War smoothing requires OpenGL 1.2 or higher" if $CFPlus::OpenGL::GL_VERSION < 1.2;
         0
      }
   );

   $table->add (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "GUI Fontsize");
   $table->add (1, $row++, new CFPlus::UI::Slider
      range => [$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 (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Message Fontsize");
   $table->add (1, $row++, new CFPlus::UI::Slider
      range => [$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.",
      on_changed => sub { $LOGVIEW->set_fontsize ($CFG->{log_fontsize} = $_[1]); 0 },
   );

   $table->add (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Gauge fontsize");
   $table->add (1, $row++, new CFPlus::UI::Slider
      range => [$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 (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Gauge size");
   $table->add (1, $row++, new CFPlus::UI::Slider
      range      => [$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
      }
   );

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

   $vbox
}

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

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

   my $row = 0;

   $table->add (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Audio Enable");
   $table->add (1, $row++, new CFPlus::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]; 0 }
   );
#   $table->add (0, 9, new CFPlus::UI::Label valign => 0, align => 1, text => "Effects Volume");
#   $table->add (1, 8, new CFPlus::UI::Slider range => [$CFG->{effects_volume}, 0, 128, 1], on_changed => sub {
#      $CFG->{effects_volume} = $_[1];
#   });
   $table->add (0, $row, new CFPlus::UI::Label valign => 0, align => 1, text => "Background Music");
   $table->add (1, $row++, my $hbox = new CFPlus::UI::HBox);
   $hbox->add (new CFPlus::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.",
      on_changed => sub { $CFG->{bgm_enable} = $_[1]; 0 }
   );
   $hbox->add (new CFPlus::UI::Slider
      expand => 1, range => [$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]; CFPlus::MixMusic::volume $_[1] * 128; 0 }
   );

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

   $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};

   my $win = new CFPlus::UI::Frame (
      force_x => 0,
      force_y => "max",
      force_w => $WIDTH,
      force_h => $gh,
   );

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

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

   $hb->add (my $hg = new CFPlus::UI::Gauge type => 'hp',
      tooltip => "<b>Health points</b>. Measures of how much damage you can take before dying. Hit points are determined from your level and are influenced by the value of your Con. Hp value may range between 1 to beyond 500 and higher values indicate a greater ability to withstand punishment.");
   $hb->add (my $mg = new CFPlus::UI::Gauge type => 'mana',
      tooltip => "<b>Spell points</b>. Measures of how much \"fuel\" you have for casting spells and incantations. Mana is calculated from your level and your Pow. Mana values can range between 1 to beyond 500 (glowing crystals can increase the current spell points beyond your normal maximum). Higher values indicate greater amounts of mana.");
   $hb->add (my $gg = new CFPlus::UI::Gauge type => 'grace',
      tooltip => "<b>Grace points</b> - how favored you are by your god. In game terms, how much divine magic you can cast. Your level, Wis and Pow effect what the value of grace is. Prayong on an altar of your god can increase this value beyond your normal maximum. Grace can take on large positive and negative values. Positive values indicate favor by the gods.");
   $hb->add (my $fg = new CFPlus::UI::Gauge type => 'food',
      tooltip => "<b>Food</b>. Ranges between 0 (starving) and 999 (satiated). At a value of 0 the character begins to die. Some magic can speed up or slow down the character digestion. Healing wounds will speed up digestion too.");

   $vbox->add (my $exp = new CFPlus::UI::Label valign => 0, align => 1, can_hover => 1, can_events => 1,
      tooltip => "<b>Experience points and overall level</b> - experience is increased as a reward for appropriate action (such as killing monsters) and may decrease as a result of a magical attack or dying. Level is directly derived from the experience value. As the level of the character increases, the character becomes able to succeed at more difficult tasks. A character's level starts at a value of 0 and may range up beyond 100.");
   $vbox->add (my $rng = new CFPlus::UI::Label valign => 0, align => 1, can_hover => 1, can_events => 1,
      tooltip => "<b>Ranged attack</b> - how you attack when you press shift-cursor (spell, skill, weapon etc.)");

   $GAUGES = {
      exp => $exp, win => $win, range => $rng,
      food => $fg, mana => $mg, hp => $hg, grace => $gg
   };

   &set_gauge_window_fontsize;

   $win
}

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

   $table->add (0, 0, new CFPlus::UI::Label text => "Widget Borders");
   $table->add (1, 0, new CFPlus::UI::CheckBox on_changed => sub { $ENV{CFPLUS_DEBUG} ^= 1; 0 });
   $table->add (0, 1, new CFPlus::UI::Label text => "Tooltip Widget Info");
   $table->add (1, 1, new CFPlus::UI::CheckBox on_changed => sub { $ENV{CFPLUS_DEBUG} ^= 2; 0 });
   $table->add (0, 2, new CFPlus::UI::Label text => "Show FPS");
   $table->add (1, 2, new CFPlus::UI::CheckBox on_changed => sub { $ENV{CFPLUS_DEBUG} ^= 4; 0 });
   $table->add (0, 3, new CFPlus::UI::Label text => "Suppress Tooltips");
   $table->add (1, 3, new CFPlus::UI::CheckBox on_changed => sub { $ENV{CFPLUS_DEBUG} ^= 8; 0 });

   my @default_smooth = (0.05, 0.13, 0.05, 0.13, 0.30, 0.13, 0.05, 0.13, 0.05);

   for my $x (0..2) {
      for my $y (0 .. 2) {
         $table->add ($x + 3, $y,
            new CFPlus::UI::Entry
               text       => $default_smooth[$x * 3 + $y],
               on_changed => sub { $MAP->{smooth_matrix}[$x * 3 + $y] = $_[1] if $MAP; 0 },
         );
      }
   }


   $table
}

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

   $vb->add ($STATWIDS->{title} = new CFPlus::UI::Label valign => 0, align => -1, text => "Title:", expand => 1,
      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.");
   $vb->add ($STATWIDS->{map} = new CFPlus::UI::Label valign => 0, align => -1, text => "Map:", expand => 1,
      can_hover => 1, can_events => 1,
      tooltip => "The map you are currently on (if supported by the server).");

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

   $vb->add (my $hb = new CFPlus::UI::HBox expand => 1);
   $hb->add (my $tbl = new CFPlus::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, $template) = @$_;

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

   $vb->add (my $tbl2 = new CFPlus::UI::Table expand => 1);

   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 in the 'Arm' field on the left.)"],
      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/)
   {
      $tbl2->add ($col, $row,
         $STATWIDS->{"res_$_"} =
            new CFPlus::UI::Label
               font       => $FONT_FIXED,
               template   => "-100%",
               align      => +1,
               valign     => 0,
               can_events => 1,
               can_hover  => 1,
               tooltip    => $resist_names{$_}->[1],
      );
      $tbl2->add ($col + 1, $row, new CFPlus::UI::Image
         font       => $FONT_FIXED,
         can_hover  => 1,
         can_events => 1,
         path       => "ui/resist/resist_$_.png",
         tooltip    => $resist_names{$_}->[1],
      );
      $tbl2->add ($col + 2, $row, new CFPlus::UI::Label
         text       => $resist_names{$_}->[0],
         font       => $FONT_FIXED,
         can_hover  => 1,
         can_events => 1,
         tooltip    => $resist_names{$_}->[1],
      );

      $row++;
      if ($row % 6 == 0) {
         $col += 3;
         $row = 0;
      }
   }

   #update_stats_window ({});

   $r
}

sub skill_window {
   my $sw = new CFPlus::UI::ScrolledWindow (expand => 1);
   $sw->add ($STATWIDS->{skill_tbl} = new CFPlus::UI::Table expand => 1, col_expand => [0, 0, 1, 0, 0, 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 (0, 0, my $label = new CFPlus::UI::Label max_w => $WIDTH * 0.8, text => "fetching server list...");

   my $buf;

   my $fh = new IO::Socket::INET PeerHost => $META_SERVER, Blocking => 0;

   unless ($fh) {
      $label->set_text ("unable to contact metaserver: $!");
      return;
   }

   Event->io (fd => $fh, poll => 'r', cb => sub {
      my $res = sysread $fh, $buf, 8192, length $buf;

      if (!defined $res) {
         $_[0]->w->cancel;
         $label->set_text ("error while retrieving server list: $!");
      } elsif ($res == 0) {
         $_[0]->w->cancel;
         status "server list retrieved";

         utf8::decode $buf if utf8::valid $buf;

         $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.",
            "The server software version - a '+' indicates a Crossfire+ server.",
            "Short information about this server provided by its admins.",
         );
         my @col = qw(#Users Host Uptime Version Description);
         $table->add ($_, 0, new CFPlus::UI::Label
            can_hover => 1, can_events => 1,
            align => 0, fg => [1, 1, 0],
            text => $col[$_], tooltip => $tip[$_])
               for 0 .. $#col;

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

         my $y = 0;
         for my $m (sort { $b->[3] <=> $a->[3] } map [split /\|/], split /\015?\012/, $buf) {
            my ($ip, $last, $host, $users, $version, $desc, $ibytes, $obytes, $uptime) = @$m;

            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 $m->[8] / 86400),
               (int $m->[8] / 3600) % 24,
               (int $m->[8] / 60) % 60,
               $m->[8] % 60;

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

            $y++;

            $table->add (scalar @$m, $y, new CFPlus::UI::VBox children => [
               (new CFPlus::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 CFPlus::UI::Empty expand => 1),
            ]);
            
            $table->add ($_, $y, new CFPlus::UI::Label
                  ellipsise  => 0,
                  align      => $align[$_],
                  text       => $m->[$_],
                  tooltip    => $tip[$_],
                  can_hover  => 1,
                  can_events => 1,
                  fontsize   => 0.8)
               for 0 .. $#$m;
         }
      }
   });
}

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

   my $dialog = new CFPlus::UI::FancyFrame
      title   => "Server List",
      name    => 'metaserver_dialog',
      x       => 'center',
      y       => 'center',
      z       => 3,
      force_h => $::HEIGHT * 0.4,
      child   => $vbox,
      has_close_button => 1,
      table   => $table,
      on_visibility_change => sub {
         update_metaserver ($_[0]) if $_[1];
         0
      },
   ;

   $dialog
}

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

   $vbox->add (my $table = new CFPlus::UI::Table expand => 1, col_expand => [0, 1]);
   $table->add (0, 2, new CFPlus::UI::Label valign => 0, align => 1, text => "Host:Port");

   {
      $table->add (1, 2, my $vbox = new CFPlus::UI::VBox);

      $vbox->add (
         $HOST_ENTRY = new CFPlus::UI::Entry
            expand => 1,
            text => $CFG->{profile}{default}{host},
            tooltip => "The hostname or ip address of the Crossfire(+) server to connect to",
            on_changed => sub {
               my ($self, $value) = @_;
               $CFG->{profile}{default}{host} = $value;
               0
            }
      );

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

   $table->add (0, 4, new CFPlus::UI::Label valign => 0, align => 1, text => "Username");
   $table->add (1, 4, new CFPlus::UI::Entry
      text => $CFG->{profile}{default}{user},
      tooltip => "The name of your character on the server",
      on_changed => sub { my ($self, $value) = @_; $CFG->{profile}{default}{user} = $value }
   );

   $table->add (0, 5, new CFPlus::UI::Label valign => 0, align => 1, text => "Password");
   $table->add (1, 5, new CFPlus::UI::Entry
      text => $CFG->{profile}{default}{password},
      hidden => 1,
      tooltip => "The password for your character",
      on_changed => sub { my ($self, $value) = @_; $CFG->{profile}{default}{password} = $value }
   );

   $table->add (0, 7, new CFPlus::UI::Label valign => 0, align => 1, text => "Map Size");
   $table->add (1, 7, new CFPlus::UI::Slider
      force_w => 100,
      range => [$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; 0 },
   );

   $table->add (0, 8, new CFPlus::UI::Label valign => 0, align => 1, text => "Face Prefetch");
   $table->add (1, 8, new CFPlus::UI::CheckBox
      state => $CFG->{face_prefetch},
      tooltip => "<b>Background Image Prefetch</b>\n\n"
               . "If enabled, the client automatically pre-fetches images from the server. "
               . "This might increase or create lag, but increases the chances "
               . "of faces being ready for display when you encounter them. "
               . "It also uses up server bandwidth on every connect, "
               . "so only set it if you really need to prefetch images. "
               . "This option can be set and unset any time.",
      on_changed => sub { $CFG->{face_prefetch} = $_[1]; 0 },
   );

   $table->add (0, 9, new CFPlus::UI::Label valign => 0, align => 1, text => "Output-Count");
   $table->add (1, 9, new CFPlus::UI::Entry
      text => $CFG->{output_count},
      tooltip => "Should be set to 1 unless you know what you are doing. This option is only used once at log-in.",
      on_changed => sub { $CFG->{output_count} = $_[1]; 0 },
   );

   $table->add (0, 10, new CFPlus::UI::Label valign => 0, align => 1, text => "Output-Sync");
   $table->add (1, 10, new CFPlus::UI::Entry
      text => $CFG->{output_sync},
      tooltip => "Should be set to 1 unless you know what you are doing. This option is only used once at log-in.",
      on_changed => sub { $CFG->{output_sync} = $_[1]; 0 },
   );

   $table->add (1, 11, $LOGIN_BUTTON = new CFPlus::UI::Button
      expand => 1,
      align => 0,
      text => "Login",
      on_activate => sub {
         $CONN ? stop_game
               : start_game;
         0
      },
   );

   $table->add (0, 12, new CFPlus::UI::Label valign => 0, align => 1, text => "Chat Command");
   $table->add (1, 12, my $saycmd = new CFPlus::UI::Entry
      text => $CFG->{say_command},
      tooltip => "This is the command that will be used if you write a line in the message window entry or press <b>\"</b> in the map window. "
                . "Usually you want to enter something like 'say' or 'shout' or 'gsay' here. "
                . "But you could also set it to <b>tell <i>playername</i></b> to only chat with that user.",
      on_changed => sub {
         my ($self, $value) = @_;
         $CFG->{say_command} = $value;
         0
      }
   );

   $vbox->add (new CFPlus::UI::Label
      text      => "Server Info",
      fontsize  => 1.2,
      padding_y => 8,
      fg        => [1, 1, 0, 1],
   );

   $vbox->add ($SERVER_INFO = new CFPlus::UI::Label ellipsise => 0);

   $vbox
}

sub message_window {
   my $window = new CFPlus::UI::FancyFrame
      name      => "message_window",
      title     => "Messages",
      border_bg => [1, 1, 1, 1],
      x         => "max",
      y         => 0,
      force_w   => $::WIDTH  * 0.4,
      force_h   => $::HEIGHT * 0.5,
      child     => (my $vbox = new CFPlus::UI::VBox),
      has_close_button => 1;

   $vbox->add ($LOGVIEW);

   $vbox->add (my $input = new CFPlus::UI::Entry
      tooltip => "<b>Chat Box</b>. If you enter a text and press return/enter here, the current <i>communication command</i> "
               . "from the client setup will be prepended (e.g. <b>shout</b>, <b>chat</b>...). "
               . "If you prepend a slash (/), you will submit a command instead (similar to IRC). "
               . "A better way to submit commands (and the occasional chat command) is often the map command completer.",
      on_focus_in => sub {
         my ($input, $prev_focus) = @_;

         delete $input->{refocus_map};

         if ($prev_focus == $MAPWIDGET && $input->{auto_activated}) {
            $input->{refocus_map} = 1;
         }
         delete $input->{auto_activated};

         0
      },
      on_activate => sub {
         my ($input, $text) = @_;
         $input->set_text ('');

         if ($text =~ /^\/(.*)/) {
            $::CONN->user_send ($1);
         } else {
            my $say_cmd = $::CFG->{say_command} || 'say';
            $::CONN->user_send ("$say_cmd $text");
         }
         if ($input->{refocus_map}) {
            delete $input->{refocus_map};
            $MAPWIDGET->focus_in
         }

         0
      },
      on_escape => sub {
         $MAPWIDGET->grab_focus;

         0
      },
   );

   $CONSOLE = {
      window => $window,
      input  => $input,
   };

   $window
}

sub open_quit_dialog {
   unless ($QUIT_DIALOG) {
      $QUIT_DIALOG = new CFPlus::UI::FancyFrame
         x     => "center",
         y     => "center",
         z     => 50,
         title => "Really Quit?",
         on_key_down => sub {
            my ($dialog, $ev) = @_;
            $ev->{sym} == 27 and $dialog->hide;
         }
      ;

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

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

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

sub autopickup_setup {
   my $table = new CFPlus::UI::Table;

   for (
         ["General", 0, 0,
            ["Enable autopickup"       => PICKUP_NEWMODE, \$PICKUP_ENABLE],
            ["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, 2,
            ["Spellbooks"              => PICKUP_SPELLBOOK],
            ["Skillscrolls"            => PICKUP_SKILLSCROLL],
            ["Normal Books/Scrolls"    => PICKUP_READABLES],
         ],
         ["Misc", 2, 7,
            ["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],
         ],
         ["Weight/Value ratio", 2, 17]
       )
   {
      my ($title, $x, $y, @bits) = @$_;
      $table->add ($x, $y, new CFPlus::UI::Label text => $title, align => 1, fg => [1, 1, 0]);

      for (@bits) {
         ++$y;

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

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

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

               0
            });

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

   $table->add (2, 18, new CFPlus::UI::ValSlider
      range => [$::CFG->{pickup} & 0xF, 0, 16, 1, 1],
      template => ">= 99",
      to_value => sub { ">= " . 5 * $_[0] },
      on_changed => sub {
         my ($slider, $value) = @_;

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

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

   $table
}

my %SORT_ORDER = (
   type   => undef,
   mtime  => sub { sort {
                ($a->{flags} & F_LOCKED) <=> ($b->{flags} & F_LOCKED)
                   or $b->{mtime} <=> $a->{mtime}
                   or $a->{type} <=> $b->{type}
             } @_ },
   weight => sub { sort {
                $a->{weight} * ($a->{nrof} || 1) <=> $b->{weight} * ($b->{nrof} || 1)
                   or $a->{type} <=> $b->{type}
             } @_ },
);

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

   $hb->add (my $vb1 = new CFPlus::UI::VBox);
   $vb1->add (new CFPlus::UI::Label align => 0, text => "Player");

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

   use sort 'stable';

   $hb1->add (new CFPlus::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 CFPlus::UI::Label text => "Weight: ", align => 1, expand => 1);
   #TODO# update to weigh/maxweight
   $hb1->add ($STATWIDS->{i_weight} = new CFPlus::UI::Label align => -1);

   $vb1->add (my $sw1 = new CFPlus::UI::ScrolledWindow expand => 1, scroll_y => 1);
   $sw1->add ($INV = new CFPlus::UI::Inventory);

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

   $vb2->add ($INV_RIGHT_HB = new CFPlus::UI::HBox);

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

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

   $hb
}

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 player_window {
   my $plwin = $PL_WINDOW = new CFPlus::UI::FancyFrame
      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 CFPlus::UI::Notebook expand => 1, debug => 1;

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

   my $spellsw = new CFPlus::UI::ScrolledWindow (expand => 1, scroll_y => 1);
   $spellsw->add ($SPELL_PAGE = new CFPlus::UI::SpellList);
   $ntb->add (
      "Spellbook (F4)" => $spellsw,
      "Displays all spells you have and lets you edit keyboard shortcuts for them."
   );
   $ntb->add (
      "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."
   );

   $ntb->set_current_page ($INVENTORY_PAGE);

   $plwin->add ($ntb);
   $plwin
}

sub update_bindings {
   $BIND_UPD_CB->() if $BIND_UPD_CB;
}

sub keyboard_setup {
   my $binding_list = new CFPlus::UI::VBox;

   my $refresh;
   $refresh = $BIND_UPD_CB = sub {
      $binding_list->clear ();

      for my $mod (keys %{$::CFG->{profile}{default}{bindings}}) {
         for my $sym (keys %{$::CFG->{profile}{default}{bindings}{$mod}}) {
            my $cmds = $::CFG->{profile}{default}{bindings}{$mod}{$sym};
            next unless ref $cmds eq 'ARRAY' and @$cmds > 0;

            my $lbl = join "; ", @$cmds;
            my $nam = CFPlus::BindingEditor::keycombo_to_name ($mod, $sym);
            $binding_list->add (my $hb = new CFPlus::UI::HBox);
            $hb->add (new CFPlus::UI::Button
                  text => "delete",
                  tooltip => "Deletes the binding",
                  on_activate => sub {
                     $binding_list->remove ($hb);
                     delete $::CFG->{profile}{default}{bindings}{$mod}{$sym};
                     0
                  });

            $hb->add (new CFPlus::UI::Button
                  text => "edit",
                  tooltip => "Edits the binding",
                  on_activate => sub {
                     $::BIND_EDITOR->set_binding (
                        $mod, $sym, $::CFG->{profile}{default}{bindings}{$mod}{$sym},
                        sub {
                           my ($nmod, $nsym, $ncmds) = @_;
                           $::BIND_EDITOR->cfg_unbind ($mod, $sym);
                           $::BIND_EDITOR->cfg_bind ($nmod, $nsym, $ncmds);
                           $refresh->();
                           $SETUP_NOTEBOOK->set_current_page ($SETUP_KEYBOARD);
                           $SETUP_DIALOG->show;
                        },
                        sub {
                           $SETUP_NOTEBOOK->set_current_page ($SETUP_KEYBOARD);
                           $SETUP_DIALOG->show;
                        });
                     $::BIND_EDITOR->show;
                     $SETUP_DIALOG->hide;
                     0
                  });

            $hb->add (new CFPlus::UI::Label text => "(Key: $nam)");
            $hb->add (new CFPlus::UI::Label text => $lbl, expand => 1);
         }
      }
   };

   my $vb = new CFPlus::UI::VBox;
   $vb->add (my $hb = new CFPlus::UI::HBox);
   $hb->add (new CFPlus::UI::Label text => "only shift-up stops fire");
   $hb->add (new CFPlus::UI::CheckBox
         expand => 1,
         state => $CFG->{shift_fire_stop},
         tooltip => "If this checkbox is enabled you will stop fire only if you stop pressing shift",
         on_changed => sub {
            my ($cbox, $value) = @_;
            $CFG->{shift_fire_stop} = $value;
            0
         });

   $vb->add ($binding_list);
   $vb->add (my $hb = new CFPlus::UI::HBox);

   $hb->add (new CFPlus::UI::Button
      text => "record new",
      expand => 1,
      tooltip => "This button opens the binding editor with an empty binding.",
      on_activate => sub {
         $::BIND_EDITOR->set_binding (undef, undef, [],
            sub {
               my ($mod, $sym, $cmds) = @_;
               $::BIND_EDITOR->cfg_bind ($mod, $sym, $cmds);
               $refresh->();
               $SETUP_NOTEBOOK->set_current_page ($SETUP_KEYBOARD);
               $SETUP_DIALOG->show;
            },
            sub {
               $SETUP_NOTEBOOK->set_current_page ($SETUP_KEYBOARD);
               $SETUP_DIALOG->show;
            },
         );
         $SETUP_DIALOG->hide;
         $::BIND_EDITOR->show;
         0
      },
   );

   $hb->add (new CFPlus::UI::Button
      text => "close",
      tooltip => "Closes the binding window",
      expand => 1,
      on_activate => sub {
         $SETUP_DIALOG->hide;
         0
      }
   );

   $refresh->();

   $vb
}

sub help_window {
   my $win = new CFPlus::UI::FancyFrame
      x       => 'center',
      y       => 'center',
      z       => 2,
      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 CFPlus::UI::VBox);

   $vbox->add (my $buttons = new CFPlus::UI::HBox);
   $vbox->add (my $viewer  = new CFPlus::UI::TextScroller
      expand => 1, fontsize => 0.8, padding_x => 4);

   $buttons->add (new CFPlus::UI::Label text => "Choose a document to display: ");
   $buttons->add (my $combo = new CFPlus::UI::Selector
      value   => undef,
      options => [
         [intro          => "Introduction"],
         [manual         => "Main Manual"],
         [skill_help     => "Skill Reference"],
         [command_help   => "Command Reference"],
         [dmcommand_help => "DM Commands"],
         [COPYING        => "License Terms"],
      ],
      on_changed => sub {
         my ($self, $pod) = @_;

         $viewer->clear;
         $viewer->add_paragraph (@{ CFPlus::Pod::pod_paragraphs $pod });
         $viewer->set_offset (0);

         0
      },
      on_visibility_change => sub {
         my ($self, $visible) = @_;
         return unless $visible;
         return if $self->{value};
         $self->set_value ("intro");
         0
      },
   );

   $win
}

sub sdl_init {
   CFPlus::SDL_Init
      and die "SDL::Init failed!\n";
}

sub video_init {
   sdl_init;

   $CFG->{sdl_mode} = 0 if $CFG->{sdl_mode} >= @SDL_MODES;

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

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

   CFPlus::SDL_SetVideoMode $WIDTH, $HEIGHT, $FULLSCREEN
      or die "SDL_SetVideoMode failed: " . (CFPlus::SDL_GetError) . "\n";

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

   CFPlus::OpenGL::init;

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

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

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

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

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

      $BIND_EDITOR = new CFPlus::BindingEditor (x => "max", y => 0);

      $STATUSBOX = new CFPlus::UI::Statusbox;
      $STATUSBOX->add ("Use <b>Alt-Enter</b> to toggle fullscreen mode", timeout => 864000, pri => -100, color => [1, 1, 1, 0.8]);

      (new CFPlus::UI::Frame
         bg      => [0, 0, 0, 0.4],
         force_x => 0,
         force_y => "max",
         child   => $STATUSBOX,
      )->show;

      CFPlus::UI::FancyFrame->new (
         title     => "Map",
         name      => "mapmap",
         x         => 0,
         y         => $FONTSIZE + 8,
         border_bg => [1, 1, 1, 192/255],
         bg        => [1, 1, 1, 0],
         child     => ($MAPMAP = new CFPlus::MapWidget::MapMap
            tooltip => "<b>Map</b>. On servers that support this feature, this will display an overview of the surrounding areas.",
         ),
      )->show;

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

         if ($CONSOLE) {
            $CONSOLE->{input}->{auto_activated} = 1;
            $CONSOLE->{input}->grab_focus;

            if ($preset && $CONSOLE->{input}->get_text eq '') {
               $CONSOLE->{input}->set_text ($preset);
            }
         }
      });
      $MAPWIDGET->show;
      $MAPWIDGET->grab_focus;

      $LOGVIEW = new CFPlus::UI::TextScroller
         expand     => 1,
         font       => $FONT_FIXED,
         fontsize   => $::CFG->{log_fontsize},
         indent     => -4,
         can_hover  => 1,
         can_events => 1,
         tooltip    => "<b>Server Log</b>. This text viewer contains all the messages sent by the server.",
      ;

      $SETUP_DIALOG = new CFPlus::UI::FancyFrame
         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;

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

      $SETUP_NOTEBOOK->add (Server   => $SETUP_SERVER = server_setup,
         "Configure the server to play on, your username, password and other server-related options.");
      $SETUP_NOTEBOOK->add (Pickup   => autopickup_setup,
         "Configure autopickup settings, i.e. which items you will pick up automatically when walking (or running) over them.");
      $SETUP_NOTEBOOK->add (Graphics => graphics_setup,
         "Configure the video mode, performance, fonts and other graphical aspects of the game.");
      $SETUP_NOTEBOOK->add (Audio    => audio_setup,
         "Configure the use of audio, sound effects and background music.");
      $SETUP_NOTEBOOK->add (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 (Debug    => debug_setup,
         "Some debuggin' options. Do not ask.");

      $BUTTONBAR = new CFPlus::UI::Buttonbar x => 0, y => 0, z => 200; # put on top

      $BUTTONBAR->add (new CFPlus::UI::Flopper text => "Setup", other => $SETUP_DIALOG,
         tooltip => "Toggles a dialog where you can configure all aspects of this client.");

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

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

      $BUTTONBAR->add (new CFPlus::UI::Flopper text => "Playerbook", other => player_window,
         tooltip => "Toggles the player view, where you can manage Inventory, Spells, Skills and see your Stats.");

      $BUTTONBAR->add (new CFPlus::UI::Button
         text             => "Save Config",
         tooltip          => "Saves the options chosen in the client setting, server settings and the window layout to be restored on later runs.",
         on_activate => sub {
            $::CFG->{layout} = CFPlus::UI::get_layout;
            CFPlus::write_cfg "$Crossfire::VARDIR/cfplusrc";
            status "Configuration Saved";
            0
         },
      );

      $BUTTONBAR->add (new CFPlus::UI::Flopper text => "Help!", other => $HELP_WINDOW = help_window,
         tooltip => "View Documentation");

      $BUTTONBAR->add (new CFPlus::UI::Button
         text        => "Quit",
         tooltip     => "Terminates the program",
         on_activate => sub {
            if ($CONN) {
               open_quit_dialog;
            } else {
               exit;
            }
            0
         },
      );

      $BUTTONBAR->show;
      $SETUP_DIALOG->show;
   }

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

sub video_shutdown {
   CFPlus::OpenGL::shutdown;
   
   undef $SDL_ACTIVE;
}

my @bgmusic = qw(game1.ogg game2.ogg game3.ogg game5.ogg game6.ogg ross1.ogg ross2.ogg ross3.ogg ross4.ogg ross5.ogg); #d#
my $bgmusic;#TODO#hack#d#

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

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

sub audio_music_finished {
   return unless $CFG->{bgm_enable};

   # TODO: hack, do play loop and mood music
   $bgmusic = new_from_file CFPlus::MixMusic CFPlus::find_rcfile "music/$bgmusic[0]";
   $bgmusic->play (0);

   push @bgmusic, shift @bgmusic;
}

sub audio_init {
   if ($CFG->{audio_enable}) {
      if (open my $fh, "<", CFPlus::find_rcfile "sounds/config") {
         $SDL_MIXER = !CFPlus::Mix_OpenAudio;

         unless ($SDL_MIXER) {
            status "Unable to open sound device: there will be no sound";
            return;
         }

         CFPlus::Mix_AllocateChannels 8;
         CFPlus::MixMusic::volume $CFG->{bgm_volume} * 128;

         audio_music_finished;

         while (<$fh>) {
            next if /^\s*#/;
            next if /^\s*$/;

            my ($file, $volume, $event) = split /\s+/, $_, 3;

            push @SOUNDS, "$volume,$file";

            $AUDIO_CHUNKS{"$volume,$file"} ||= do {
               my $chunk = new_from_file CFPlus::MixChunk CFPlus::find_rcfile "sounds/$file";
               $chunk->volume ($volume * 128 / 100);
               $chunk
            };
         }
      } else {
         status "unable to open sound config: $!";
      }
   }
}

sub audio_shutdown {
   CFPlus::Mix_CloseAudio if $SDL_MIXER;
   undef $SDL_MIXER;
   @SOUNDS = ();
   %AUDIO_CHUNKS = ();
}

my %animate_object;
my $animate_timer;

my $fps = 9;

my %demo;#d#

sub force_refresh {
   $fps = $fps * 0.95 + 1 / (($NOW - $LAST_REFRESH) || 0.1) * 0.05;
   debug sprintf "%3.2f", $fps if $ENV{CFPLUS_DEBUG} & 4;

   $CFPlus::UI::ROOT->draw;

   $WANT_REFRESH = 0;
   $CAN_REFRESH = 0;
   $LAST_REFRESH = $NOW;

   CFPlus::SDL_GL_SwapBuffers;
}

my $refresh_watcher = Event->timer (after => 0, hard => 0, interval => 1 / $MAX_FPS, cb => sub {
   $NOW = time;

   ($SDL_CB{$_->{type}} || sub { warn "unhandled event $_->{type}" })->($_)
      for CFPlus::SDL_PollEvent;

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

   if ($WANT_REFRESH) {
      force_refresh;
   } else {
      $CAN_REFRESH = 1;
   }
});

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

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

# check once/second for faces that need to be prefetched
# this should, of course, only run on demand, but
# SDL forces worse things on us....

Event->timer (after => 1, interval => 0.25, cb => sub {
   $CONN->face_prefetch
      if $CONN;
});

%SDL_CB = (
   CFPlus::SDL_QUIT => sub {
      Event::unloop -1;
   },
   CFPlus::SDL_VIDEORESIZE => sub {
   },
   CFPlus::SDL_VIDEOEXPOSE => sub {
      CFPlus::UI::full_refresh;
   },
   CFPlus::SDL_ACTIVEEVENT => sub {
#      printf "active %x %x\n", $SDL_EV->active_gain, $SDL_EV->active_state;#d#
   },
   CFPlus::SDL_KEYDOWN => sub {
      if ($_[0]{mod} & CFPlus::KMOD_ALT && $_[0]{sym} == 13) {
         # alt-enter
         $FULLSCREEN_ENABLE->toggle;
         video_shutdown;
         video_init;
      } else {
         CFPlus::UI::feed_sdl_key_down_event ($_[0]);
      }
   },
   CFPlus::SDL_KEYUP           => \&CFPlus::UI::feed_sdl_key_up_event,
   CFPlus::SDL_MOUSEMOTION     => \&CFPlus::UI::feed_sdl_motion_event,
   CFPlus::SDL_MOUSEBUTTONDOWN => \&CFPlus::UI::feed_sdl_button_down_event,
   CFPlus::SDL_MOUSEBUTTONUP   => \&CFPlus::UI::feed_sdl_button_up_event,
   CFPlus::SDL_USEREVENT       => sub {
      if ($_[0]{code} == 1) {
         audio_channel_finished $_[0]{data1};
      } elsif ($_[0]{code} == 0) {
         audio_music_finished;
      }
   },
);

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

$SIG{INT} = $SIG{TERM} = sub { exit };

{
   CFPlus::read_cfg "$Crossfire::VARDIR/cfplusrc";
   CFPlus::UI::set_layout ($::CFG->{layout});

   my %DEF_CFG = (
      sdl_mode       => 0,
      width          => 640,
      height         => 480,
      fullscreen     => 0,
      fast           => 0,
      map_scale      => 1,
      fow_enable     => 1,
      fow_intensity  => 0.45,
      fow_smooth     => 0,
      gui_fontsize   => 1,
      log_fontsize   => 0.7,
      gauge_fontsize => 1,
      gauge_size     => 0.35,
      stat_fontsize  => 0.7,
      mapsize        => 100,
      say_command    => 'say',
      audio_enable   => 1,
      bgm_enable     => 1,
      bgm_volume     => 0.25,
      face_prefetch  => 0,
      output_sync    => 1,
      output_count   => 1,
      pickup         => 0,
      inv_sort       => "mtime",
      default        => "profile", # default profile
   );
   
   while (my ($k, $v) = each %DEF_CFG) {
      $CFG->{$k} = $v unless exists $CFG->{$k};
   }

   $CFG->{profile}{default}{host} ||= "crossfire.schmorp.de";

   sdl_init;

   @SDL_MODES = reverse
                   grep $_->[0] >= 640 && $_->[1] >= 480,
                      CFPlus::SDL_ListModes;

   @SDL_MODES or CFPlus::fatal "Unable to find a usable video mode\n(hardware accelerated opengl fullscreen)";

   $CFG->{sdl_mode} = 0 if $CFG->{sdl_mode} > @SDL_MODES;

   {
      my @fonts = map CFPlus::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
      );

      CFPlus::add_font $_ for @fonts;
      
      CFPlus::pango_init;

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

      $FONT_PROP->make_default;
   }

#   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 $layout = CFPlus::Layout->new ($rgba);
#         $layout->set_text ("hallo" x 100);
#         $layout->render;
#      }
#      my $t2 = Time::HiRes::time;
#      warn $t2-$t1;
#   }

   video_init;
   audio_init;
}

Event::loop;
#CFPlus::SDL_Quit;
#CFPlus::_exit 0;

END { CFPlus::SDL_Quit }

=head1 NAME

cfplus - A Crossfire+ and Crossfire game client

=head1 SYNOPSIS

Just run it - no commandline arguments are supported.

=head1 USAGE

cfplus utilises OpenGL for all UI elements and the game. It is supposed to be used
fullscreen and interactively.

=head1 DEBUGGING


CFPLUS_DEBUG - environment variable

   1   draw borders around widgets
   2   add low-level widget info to tooltips
   4   show fps
   8   suppress tooltips

=head1 AUTHOR

Marc Lehmann <crossfire@schmorp.de>, Robin Redeker <elmex@ta-sa.org>