deliantra/Deliantra/Deliantra.pm

=head1 NAME

Crossfire - Crossfire maphandling

=cut

package Crossfire;

our $VERSION = '0.1';

use strict;

use base 'Exporter';

use Carp ();
use File::Spec;
use List::Util qw(min max);
use Storable qw(freeze thaw);

our @EXPORT = qw(
   read_pak read_arch *ARCH TILESIZE $TILE *FACE editor_archs arch_extents
);

our $LIB = $ENV{CROSSFIRE_LIBDIR};

our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire" : File::Spec->tmpdir . "/crossfire";

mkdir $VARDIR, 0777;

sub TILESIZE (){ 32 }

our %ARCH;
our %FACE;
our $TILE;

our %FIELD_MULTILINE = (
   msg     => "endmsg",
   lore    => "endlore",
   maplore => "endmaplore",
);

# not used yet, maybe alphabetical is ok
our @FIELD_ORDER = (qw(name name_pl));

sub MOVE_WALK      (){ 0x01 }
sub MOVE_FLY_LOW   (){ 0x02 }
sub MOVE_FLY_HIGH  (){ 0x04 }
sub MOVE_FLYING    (){ 0x06 }
sub MOVE_SWIM      (){ 0x08 }
sub MOVE_BOAT      (){ 0x10 }
sub MOVE_ALL       (){ 0xff }

sub load_ref($) {
   my ($path) = @_;

   open my $fh, "<", $path
      or die "$path: $!";
   binmode $fh;
   local $/;

   thaw <$fh>
}

sub save_ref($$) {
   my ($ref, $path) = @_;

   open my $fh, ">", "$path~"
      or die "$path~: $!";
   binmode $fh;
   print $fh freeze $ref;
   close $fh;
   rename "$path~", $path
      or die "$path: $!";
}

sub normalize_object($) {
   my ($ob) = @_;

   delete $ob->{$_} for qw(
      can_knockback can_parry can_impale can_cut can_dam_armour
      can_apply pass_thru can_pass_thru
   );

   for my $attr (qw(move_type move_block move_allow move_on move_off move_slow)) {
      next unless exists $ob->{$attr};
      next if $ob->{$attr} =~ /^\d+$/;

      my $flags = 0;

      # assume list
      for my $flag (map lc, split /\s+/, $ob->{$attr}) {
         $flags |=  MOVE_WALK     if $flag eq "walk";
         $flags |=  MOVE_FLY_LOW  if $flag eq "fly_low";
         $flags |=  MOVE_FLY_HIGH if $flag eq "fly_high";
         $flags |=  MOVE_FLYING   if $flag eq "flying";
         $flags |=  MOVE_SWIM     if $flag eq "swim";
         $flags |=  MOVE_BOAT     if $flag eq "boat";
         $flags |=  MOVE_ALL      if $flag eq "all";

         $flags &= ~MOVE_WALK     if $flag eq "-walk";
         $flags &= ~MOVE_FLY_LOW  if $flag eq "-fly_low";
         $flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
         $flags &= ~MOVE_FLYING   if $flag eq "-flying";
         $flags &= ~MOVE_SWIM     if $flag eq "-swim";
         $flags &= ~MOVE_BOAT     if $flag eq "-boat";
         $flags &= ~MOVE_ALL      if $flag eq "-all";
      }

      $ob->{$attr} = $flags;
   }

   if (defined (my $v = delete $ob->{no_pass})) {
      $ob->{move_block} = $v ? MOVE_ALL : 0;
   }
   if (defined (my $v = delete $ob->{slow_move})) {
      $ob->{move_slow} |= MOVE_WALK;
      $ob->{move_slow_penalty} = $v;
   }
   if (defined (my $v = delete $ob->{walk_on})) {
      $ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK
                          : $ob->{move_on} & ~MOVE_WALK;
   }
   if (defined (my $v = delete $ob->{walk_off})) {
      $ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK
                           : $ob->{move_off} & ~MOVE_WALK;
   }
   if (defined (my $v = delete $ob->{fly_on})) {
      $ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW
                          : $ob->{move_on} & ~MOVE_FLY_LOW;
   }
   if (defined (my $v = delete $ob->{fly_off})) {
      $ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW
                           : $ob->{move_off} & ~MOVE_FLY_LOW;
   }
   if (defined (my $v = delete $ob->{flying})) {
      $ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW
                            : $ob->{move_type} & ~MOVE_FLY_LOW;
   }

   $ob
}

sub normalize_arch($) {
   my ($ob) = @_;

   normalize_object $ob;

   my $arch = $ARCH{$ob->{_name}}
      or (warn "$ob->{_name}: no such archetype", return $ob);

   if ($arch->{type} == 22) { # map
      my %normalize = (
         "enter_x"         => "hp",
         "enter_y"         => "sp",
         "width"           => "x",
         "height"          => "y",
         "reset_timeout"   => "weight",
         "swap_time"       => "value",
         "difficulty"      => "level",
         "darkness"        => "invisible",
         "fixed_resettime" => "stand_still",
      );

      while (my ($k2, $k1) = each %normalize) {
         if (defined (my $v = delete $ob->{$k1})) {
            $ob->{$k2} = $v;
         }
      }
   } else {
      # if value matches archetype default, delete
      while (my ($k, $v) = each %$ob) {
         if (exists $arch->{$k} and $arch->{$k} eq $v) {
            next if $k eq "_name";
            delete $ob->{$k};
         }
      }
   }

   $ob
}

sub read_pak($) {
   my ($path) = @_;

   my %pak;

   open my $fh, "<", $path
      or Carp::croak "$_[0]: $!";
   binmode $fh;
   while (<$fh>) {
      my ($type, $id, $len, $path) = split;
      $path =~ s/.*\///;
      read $fh, $pak{$path}, $len;
   }

   \%pak
}

sub read_arch($) {
   my ($path) = @_;

   my %arc;
   my ($more, $prev);

   open my $fh, "<", $path
      or Carp::croak "$path: $!";

   binmode $fh;

   my $parse_block; $parse_block = sub {
      my %arc = @_;

      while (<$fh>) {
         s/\s+$//;
         if (/^end$/i) {
            last;
         } elsif (/^arch (\S+)$/) {
            push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1);
         } elsif (/^lore$/) {
            while (<$fh>) {
               last if /^endlore\s*$/i;
               $arc{lore} .= $_;
            }
         } elsif (/^msg$/) {
            while (<$fh>) {
               last if /^endmsg\s*$/i;
               $arc{msg} .= $_;
            }
         } elsif (/^(\S+)\s*(.*)$/) {
            $arc{lc $1} = $2;
         } elsif (/^\s*($|#)/) {
            #
         } else {
            warn "$path: unparsable line '$_' in arch $arc{_name}";
         }
      }

      \%arc
   };

   while (<$fh>) {
      s/\s+$//;
      if (/^more$/i) {
         $more = $prev;
      } elsif (/^object (\S+)$/i) {
         my $name = $1;
         my $arc = normalize_object $parse_block->(_name => $name);

         if ($more) {
            $more->{more} = $arc;
         } else {
            $arc{$name} = $arc;
         }
         $prev = $arc;
         $more = undef;
      } elsif (/^arch (\S+)$/i) {
         push @{ $arc{arch} }, normalize_arch $parse_block->(_name => $1);
      } elsif (/^\s*($|#)/) {
         #
      } else {
         warn "$path: unparseable top-level line '$_'";
      }
   }

   undef $parse_block; # work around bug in perl not freeing $fh etc.

   \%arc
}

# put all archs into a hash with editor_face as it's key
# NOTE: the arrays in the hash values are references to 
# the archs from $ARCH
sub editor_archs {
   my %paths;

   for (keys %ARCH) {
      my $arch = $ARCH{$_};
      push @{$paths{$arch->{editor_folder}}}, \$arch;
   }

   \%paths
}

=item ($minx, $miny, $maxx, $maxy) = arch_extents $arch

arch_extents determines the extents of the given arch's face(s), linked
faces and single faces are handled here it returns (minx, miny, maxx,
maxy)

=cut

sub arch_extents {
   my ($a) = @_;

   my $o = $ARCH{$a->{_name}}
      or return;

   my $face = $FACE{$a->{face} || $o->{face} || "blank.111"}
      or (warn "no face data found for arch '$a->{_name}'"), return;

   if ($face->{w} > 1 || $face->{h} > 1) { 
      # bigface
      return (0, 0, $face->{w} - 1, $face->{h} - 1);

   } elsif ($o->{more}) {
      # linked face
      my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;

      for (; $o; $o = $o->{more}) {
         $minx = min $minx, $o->{x};
         $miny = min $miny, $o->{y};
         $maxx = max $maxx, $o->{x};
         $maxy = max $maxy, $o->{y};
      }

      return ($minx, $miny, $maxx, $maxy);

   } else {
      # single face
      return (0, 0, 0, 0);
   }
}

=item $type = arch_attr $arch

Returns a hashref describing the object and its attributes. It can contain
the following keys:

   name   the name, suitable for display purposes
   ignore
   attr
   desc
   use
   section => [name => \%attr, name => \%attr]
   import

=cut

sub arch_attr($) {
   my ($obj) = @_;

   require Crossfire::Data;

   my $root;
   my $attr = { };
   
   my $arch = $ARCH{ $obj->{_name} };
   my $type = $obj->{type} || $arch->{type};

   if ($type > 0) {
      $root = $Crossfire::Data::ATTR{$type};
   } else {
      $root = $Crossfire::Data::TYPE{Misc};

      type:
      for (@Crossfire::Data::ATTR0) {
         my $req = $_->{required}
            or die "internal error: ATTR0 without 'required'";

         keys %$req;
         while (my ($k, $v) = each %$req) {
            next type
               unless $obj->{$k} == $v || $arch->{$k} == $v;
         }

         $root = $_;
      }
   }

   my @import = ($root);
   
   unshift @import, \%Crossfire::Data::DEFAULT_ATTR
      unless $type == 116;

   my (%ignore);
   my (@section_order, %section, @attr_order);

   while (my $type = shift @import) {
      push @import, @{$type->{import} || []};

      $attr->{$_} ||= $type->{$_}
         for qw(name desc use);

      for (@{$type->{ignore} || []}) {
         $ignore{$_}++ for ref $_ ? @$_ : $_;
      }

      for ([general => ($type->{attr} || [])], @{$type->{section} || []}) {
         my ($name, $attr) = @$_;
         push @section_order, $name;
         for (@$attr) {
            my ($k, $v) = @$_;
            push @attr_order, $k;
            $section{$name}{$k} ||= $v;
         }
      }
   }

   $attr->{section} = [
      map !exists $section{$_} ? () : do {
            my $attr = delete $section{$_};

            [
               $_,
               map exists $attr->{$_} && !$ignore{$_}
                      ? [$_ => delete $attr->{$_}] : (),
                   @attr_order
            ]
         },
         
         exists $section{$_} ? [$_ => delete $section{$_}] : (), 
         @section_order
   ];

   $attr
}

sub arch_edit_sections {
#      if (edit_type == IGUIConstants.TILE_EDIT_NONE)
#           edit_type = 0;
#       else if (edit_type != 0) {
#           // all flags from 'check_type' must be unset in this arch because they get recalculated now
#           edit_type &= ~check_type;
#       }
#
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
#           getAttributeValue("alive", defarch) == 1 &&
#           (getAttributeValue("monster", defarch) == 1 ||
#           getAttributeValue("generator", defarch) == 1)) {
#           // Monster: monsters/npcs/generators
#           edit_type |= IGUIConstants.TILE_EDIT_MONSTER;
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
#           arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
#           // Walls
#           edit_type |= IGUIConstants.TILE_EDIT_WALL;
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
#           getAttributeValue("connected", defarch) != 0) {
#           // Connected Objects
#           edit_type |= IGUIConstants.TILE_EDIT_CONNECTED;
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
#           arch_type == 66 || arch_type == 41 || arch_type == 95) {
#           // Exit: teleporter/exit/trapdoors
#           edit_type |= IGUIConstants.TILE_EDIT_EXIT;
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
#           getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 ||
#           arch_type == 5 || arch_type == 36 || arch_type == 60 ||
#           arch_type == 85 || arch_type == 111 || arch_type == 123 ||
#           arch_type == 124 || arch_type == 130)) {
#           // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
#           edit_type |= IGUIConstants.TILE_EDIT_TREASURE;
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
#           arch_type == 20 || arch_type == 23 || arch_type == 26 ||
#           arch_type == 91 || arch_type == 21 || arch_type == 24) {
#       // Door: door/special door/gates  + keys
#       edit_type |= IGUIConstants.TILE_EDIT_DOOR;
#       }
#       if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
#           getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
#           arch_type <= 16) || arch_type == 33 || arch_type == 34 ||
#           arch_type == 35 || arch_type == 39 || arch_type == 70 ||
#           arch_type == 87 || arch_type == 99 || arch_type == 100 ||
#           arch_type == 104 || arch_type == 109 || arch_type == 113 ||
#           arch_type == 122 || arch_type == 3)) {
#           // Equipment: weapons/armour/wands/rods
#           edit_type |= IGUIConstants.TILE_EDIT_EQUIP;
#       }
#
#       return(edit_type);
#
#  
}

sub cache_file($$&&) {
   my ($src, $cache, $load, $create) = @_;

   my ($size, $mtime) = (stat $src)[7,9]
      or Carp::croak "$src: $!";

   if (-e $cache) {
      my $ref = eval { load_ref $cache };

      if ($ref->{version} == 1
          && $ref->{size} == $size
          && $ref->{mtime} == $mtime
          && eval { $load->($ref->{data}); 1 }) {
         return;
      }
   }

   my $ref = {
      version => 1,
      size    => $size,
      mtime   => $mtime,
      data    => $create->(),
   };

   $load->($ref->{data});

   save_ref $ref, $cache;
}

=item set_libdir $path

Sets the library directory to the given path
(default: $ENV{CROSSFIRE_LIBDIR}).

You have to (re-)load the archetypes and tilecache manually after steting
the library path.

=cut

sub set_libdir($) {
   $LIB = $_[0];
}

=item load_archetypes

(Re-)Load archetypes into %ARCH.

=cut

sub load_archetypes() {
   cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
      *ARCH = $_[0];
   }, sub {
      read_arch "$LIB/archetypes"
   };
}

=item load_tilecache

(Re-)Load %TILE and %FACE.

=cut

sub load_tilecache() {
   require Gtk2;

   cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
      $TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
         or die "$VARDIR/tilecache.png: $!";
      *FACE = $_[0];
   }, sub {
      require File::Temp;

      my $tile = read_pak "$LIB/crossfire.0";

      my %cache;

      my $idx = 0;

      for my $name (sort keys %$tile) {
         my ($fh, $filename) = File::Temp::tempfile ();
         print $fh $tile->{$name};
         close $fh;
         my $pb = new_from_file Gtk2::Gdk::Pixbuf $filename;
         unlink $filename;

         my $tile = $cache{$name} = {
            pb  => $pb,
            idx => $idx,
            w   => int $pb->get_width  / TILESIZE,
            h   => int $pb->get_height / TILESIZE,
         };
                  

         $idx += $tile->{w} * $tile->{h};
      }

      my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;

      while (my ($name, $tile) = each %cache) {
         my $tpb = delete $tile->{pb};
         my $ofs = $tile->{idx};

         for my $x (0 .. $tile->{w} - 1) {
            for my $y (0 .. $tile->{h} - 1) {
               my $idx = $ofs + $x + $y * $tile->{w};
               $tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
                                $pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
            }
         }
      }

      $pb->save ("$VARDIR/tilecache.png", "png");

      \%cache
   };
}

=head1 AUTHOR

 Marc Lehmann <schmorp@schmorp.de>
 http://home.schmorp.de/

 Robin Redeker <elmex@ta-sa.org>
 http://www.ta-sa.org/

=cut

1
Revision:	1.53
Committed:	Wed Mar 22 03:32:09 2006 UTC (18 years, 1 month ago) by root
Branch:	MAIN
Changes since 1.52:	+3 -3 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	elmex	1.1	=head1 NAME
2
3			Crossfire - Crossfire maphandling
4
5			=cut
6
7	root	1.4	package Crossfire;
8
9	elmex	1.3	our $VERSION = '0.1';
10	elmex	1.1
11			use strict;
12
13	root	1.7	use base 'Exporter';
14
15	root	1.13	use Carp ();
16	root	1.21	use File::Spec;
17	root	1.15	use List::Util qw(min max);
18	root	1.53	use Storable qw(freeze thaw);
19	elmex	1.1
20	root	1.50	our @EXPORT = qw(
21			read_pak read_arch ARCH TILESIZE $TILE FACE editor_archs arch_extents
22			);
23
24			our $LIB = $ENV{CROSSFIRE_LIBDIR};
25	root	1.7
26	root	1.50	our $VARDIR = $ENV{HOME} ? "$ENV{HOME}/.crossfire" : File::Spec->tmpdir . "/crossfire";
27
28			mkdir $VARDIR, 0777;
29	elmex	1.1
30	root	1.7	sub TILESIZE (){ 32 }
31	elmex	1.1
32	root	1.15	our %ARCH;
33			our %FACE;
34			our $TILE;
35	elmex	1.1
36	root	1.13	our %FIELD_MULTILINE = (
37	root	1.50	msg => "endmsg",
38			lore => "endlore",
39			maplore => "endmaplore",
40	root	1.13	);
41
42			# not used yet, maybe alphabetical is ok
43			our @FIELD_ORDER = (qw(name name_pl));
44
45	root	1.50	sub MOVE_WALK (){ 0x01 }
46			sub MOVE_FLY_LOW (){ 0x02 }
47			sub MOVE_FLY_HIGH (){ 0x04 }
48			sub MOVE_FLYING (){ 0x06 }
49			sub MOVE_SWIM (){ 0x08 }
50			sub MOVE_BOAT (){ 0x10 }
51			sub MOVE_ALL (){ 0xff }
52	root	1.14
53	root	1.28	sub load_ref($) {
54			my ($path) = @_;
55
56	root	1.31	open my $fh, "<", $path
57			or die "$path: $!";
58			binmode $fh;
59	root	1.28	local $/;
60	root	1.33
61	root	1.53	thaw <$fh>
62	root	1.28	}
63
64			sub save_ref($$) {
65			my ($ref, $path) = @_;
66
67	root	1.31	open my $fh, ">", "$path~"
68	root	1.28	or die "$path~: $!";
69	root	1.31	binmode $fh;
70	root	1.53	print $fh freeze $ref;
71	root	1.28	close $fh;
72			rename "$path~", $path
73			or die "$path: $!";
74			}
75
76	root	1.52	sub normalize_object($) {
77	root	1.14	my ($ob) = @_;
78
79	root	1.50	delete $ob->{$_} for qw(
80			can_knockback can_parry can_impale can_cut can_dam_armour
81			can_apply pass_thru can_pass_thru
82			);
83	root	1.14
84	root	1.50	for my $attr (qw(move_type move_block move_allow move_on move_off move_slow)) {
85			next unless exists $ob->{$attr};
86			next if $ob->{$attr} =~ /^\d+$/;
87
88			my $flags = 0;
89
90			# assume list
91			for my $flag (map lc, split /\s+/, $ob->{$attr}) {
92			$flags \|= MOVE_WALK if $flag eq "walk";
93			$flags \|= MOVE_FLY_LOW if $flag eq "fly_low";
94			$flags \|= MOVE_FLY_HIGH if $flag eq "fly_high";
95			$flags \|= MOVE_FLYING if $flag eq "flying";
96			$flags \|= MOVE_SWIM if $flag eq "swim";
97			$flags \|= MOVE_BOAT if $flag eq "boat";
98			$flags \|= MOVE_ALL if $flag eq "all";
99
100			$flags &= ~MOVE_WALK if $flag eq "-walk";
101			$flags &= ~MOVE_FLY_LOW if $flag eq "-fly_low";
102			$flags &= ~MOVE_FLY_HIGH if $flag eq "-fly_high";
103			$flags &= ~MOVE_FLYING if $flag eq "-flying";
104			$flags &= ~MOVE_SWIM if $flag eq "-swim";
105			$flags &= ~MOVE_BOAT if $flag eq "-boat";
106			$flags &= ~MOVE_ALL if $flag eq "-all";
107			}
108
109			$ob->{$attr} = $flags;
110			}
111
112	root	1.14	if (defined (my $v = delete $ob->{no_pass})) {
113			$ob->{move_block} = $v ? MOVE_ALL : 0;
114			}
115	root	1.50	if (defined (my $v = delete $ob->{slow_move})) {
116			$ob->{move_slow} \|= MOVE_WALK;
117			$ob->{move_slow_penalty} = $v;
118			}
119	root	1.14	if (defined (my $v = delete $ob->{walk_on})) {
120			$ob->{move_on} = $v ? $ob->{move_on} \| MOVE_WALK
121			: $ob->{move_on} & ~MOVE_WALK;
122			}
123			if (defined (my $v = delete $ob->{walk_off})) {
124			$ob->{move_off} = $v ? $ob->{move_off} \| MOVE_WALK
125			: $ob->{move_off} & ~MOVE_WALK;
126			}
127			if (defined (my $v = delete $ob->{fly_on})) {
128			$ob->{move_on} = $v ? $ob->{move_on} \| MOVE_FLY_LOW
129			: $ob->{move_on} & ~MOVE_FLY_LOW;
130			}
131			if (defined (my $v = delete $ob->{fly_off})) {
132			$ob->{move_off} = $v ? $ob->{move_off} \| MOVE_FLY_LOW
133			: $ob->{move_off} & ~MOVE_FLY_LOW;
134			}
135			if (defined (my $v = delete $ob->{flying})) {
136			$ob->{move_type} = $v ? $ob->{move_type} \| MOVE_FLY_LOW
137			: $ob->{move_type} & ~MOVE_FLY_LOW;
138			}
139
140	root	1.52	$ob
141			}
142
143			sub normalize_arch($) {
144			my ($ob) = @_;
145
146			normalize_object $ob;
147
148			my $arch = $ARCH{$ob->{_name}}
149			or (warn "$ob->{_name}: no such archetype", return $ob);
150
151			if ($arch->{type} == 22) { # map
152			my %normalize = (
153			"enter_x" => "hp",
154			"enter_y" => "sp",
155			"width" => "x",
156			"height" => "y",
157			"reset_timeout" => "weight",
158			"swap_time" => "value",
159			"difficulty" => "level",
160			"darkness" => "invisible",
161			"fixed_resettime" => "stand_still",
162			);
163
164			while (my ($k2, $k1) = each %normalize) {
165			if (defined (my $v = delete $ob->{$k1})) {
166			$ob->{$k2} = $v;
167			}
168			}
169			} else {
170			# if value matches archetype default, delete
171			while (my ($k, $v) = each %$ob) {
172			if (exists $arch->{$k} and $arch->{$k} eq $v) {
173			next if $k eq "_name";
174			delete $ob->{$k};
175			}
176	root	1.14	}
177			}
178
179			$ob
180			}
181	root	1.13
182	root	1.50	sub read_pak($) {
183			my ($path) = @_;
184
185			my %pak;
186	elmex	1.1
187	root	1.50	open my $fh, "<", $path
188			or Carp::croak "$_[0]: $!";
189			binmode $fh;
190			while (<$fh>) {
191			my ($type, $id, $len, $path) = split;
192			$path =~ s/.*\///;
193			read $fh, $pak{$path}, $len;
194	elmex	1.1	}
195	root	1.50
196			\%pak
197	elmex	1.1	}
198
199	root	1.50	sub read_arch($) {
200			my ($path) = @_;
201
202			my %arc;
203			my ($more, $prev);
204
205			open my $fh, "<", $path
206			or Carp::croak "$path: $!";
207
208			binmode $fh;
209	elmex	1.1
210	root	1.50	my $parse_block; $parse_block = sub {
211			my %arc = @_;
212	elmex	1.1
213			while (<$fh>) {
214			s/\s+$//;
215	root	1.50	if (/^end$/i) {
216			last;
217			} elsif (/^arch (\S+)$/) {
218			push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1);
219			} elsif (/^lore$/) {
220			while (<$fh>) {
221			last if /^endlore\s*$/i;
222			$arc{lore} .= $_;
223	elmex	1.1	}
224	root	1.50	} elsif (/^msg$/) {
225			while (<$fh>) {
226			last if /^endmsg\s*$/i;
227			$arc{msg} .= $_;
228			}
229			} elsif (/^(\S+)\s(.)$/) {
230			$arc{lc $1} = $2;
231	elmex	1.1	} elsif (/^\s*($\|#)/) {
232			#
233			} else {
234	root	1.50	warn "$path: unparsable line '$_' in arch $arc{_name}";
235	elmex	1.1	}
236			}
237
238	root	1.50	\%arc
239			};
240	elmex	1.2
241	root	1.50	while (<$fh>) {
242			s/\s+$//;
243			if (/^more$/i) {
244			$more = $prev;
245			} elsif (/^object (\S+)$/i) {
246			my $name = $1;
247	root	1.52	my $arc = normalize_object $parse_block->(_name => $name);
248	elmex	1.1
249	root	1.50	if ($more) {
250			$more->{more} = $arc;
251			} else {
252			$arc{$name} = $arc;
253			}
254			$prev = $arc;
255			$more = undef;
256			} elsif (/^arch (\S+)$/i) {
257			push @{ $arc{arch} }, normalize_arch $parse_block->(_name => $1);
258			} elsif (/^\s*($\|#)/) {
259			#
260			} else {
261			warn "$path: unparseable top-level line '$_'";
262			}
263	elmex	1.2	}
264	root	1.50
265			undef $parse_block; # work around bug in perl not freeing $fh etc.
266
267			\%arc
268	elmex	1.1	}
269
270	elmex	1.10	# put all archs into a hash with editor_face as it's key
271			# NOTE: the arrays in the hash values are references to
272			# the archs from $ARCH
273			sub editor_archs {
274			my %paths;
275
276	root	1.15	for (keys %ARCH) {
277			my $arch = $ARCH{$_};
278	elmex	1.10	push @{$paths{$arch->{editor_folder}}}, \$arch;
279			}
280
281	root	1.15	\%paths
282	elmex	1.10	}
283
284	root	1.17	=item ($minx, $miny, $maxx, $maxy) = arch_extents $arch
285
286			arch_extents determines the extents of the given arch's face(s), linked
287			faces and single faces are handled here it returns (minx, miny, maxx,
288			maxy)
289
290			=cut
291
292	root	1.15	sub arch_extents {
293	elmex	1.10	my ($a) = @_;
294
295	root	1.15	my $o = $ARCH{$a->{_name}}
296			or return;
297	elmex	1.10
298	root	1.45	my $face = $FACE{$a->{face} \|\| $o->{face} \|\| "blank.111"}
299	root	1.15	or (warn "no face data found for arch '$a->{_name}'"), return;
300	elmex	1.10
301	root	1.15	if ($face->{w} > 1 \|\| $face->{h} > 1) {
302			# bigface
303			return (0, 0, $face->{w} - 1, $face->{h} - 1);
304
305			} elsif ($o->{more}) {
306			# linked face
307			my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2;
308
309			for (; $o; $o = $o->{more}) {
310			$minx = min $minx, $o->{x};
311			$miny = min $miny, $o->{y};
312			$maxx = max $maxx, $o->{x};
313			$maxy = max $maxy, $o->{y};
314			}
315
316			return ($minx, $miny, $maxx, $maxy);
317	elmex	1.10
318			} else {
319			# single face
320	root	1.15	return (0, 0, 0, 0);
321	elmex	1.10	}
322			}
323
324	root	1.19	=item $type = arch_attr $arch
325	root	1.17
326			Returns a hashref describing the object and its attributes. It can contain
327			the following keys:
328
329			name the name, suitable for display purposes
330			ignore
331			attr
332			desc
333			use
334			section => [name => \%attr, name => \%attr]
335	root	1.19	import
336	root	1.17
337			=cut
338
339			sub arch_attr($) {
340	root	1.46	my ($obj) = @_;
341	root	1.17
342			require Crossfire::Data;
343
344	root	1.36	my $root;
345	root	1.49	my $attr = { };
346	root	1.46
347			my $arch = $ARCH{ $obj->{_name} };
348			my $type = $obj->{type} \|\| $arch->{type};
349	root	1.17
350	root	1.46	if ($type > 0) {
351			$root = $Crossfire::Data::ATTR{$type};
352	root	1.17	} else {
353	root	1.36	$root = $Crossfire::Data::TYPE{Misc};
354	root	1.18
355			type:
356			for (@Crossfire::Data::ATTR0) {
357			my $req = $_->{required}
358			or die "internal error: ATTR0 without 'required'";
359
360	root	1.35	keys %$req;
361	root	1.18	while (my ($k, $v) = each %$req) {
362			next type
363	root	1.48	unless $obj->{$k} == $v \|\| $arch->{$k} == $v;
364	root	1.18	}
365
366	root	1.36	$root = $_;
367	root	1.18	}
368	root	1.17	}
369
370	root	1.47	my @import = ($root);
371
372			unshift @import, \%Crossfire::Data::DEFAULT_ATTR
373			unless $type == 116;
374
375	root	1.36	my (%ignore);
376			my (@section_order, %section, @attr_order);
377
378			while (my $type = shift @import) {
379			push @import, @{$type->{import} \|\| []};
380
381			$attr->{$_} \|\|= $type->{$_}
382			for qw(name desc use);
383
384			for (@{$type->{ignore} \|\| []}) {
385			$ignore{$_}++ for ref $_ ? @$_ : $_;
386			}
387
388	root	1.43	for ([general => ($type->{attr} \|\| [])], @{$type->{section} \|\| []}) {
389	root	1.36	my ($name, $attr) = @$_;
390			push @section_order, $name;
391	root	1.43	for (@$attr) {
392	root	1.36	my ($k, $v) = @$_;
393			push @attr_order, $k;
394			$section{$name}{$k} \|\|= $v;
395			}
396			}
397			}
398
399			$attr->{section} = [
400			map !exists $section{$_} ? () : do {
401			my $attr = delete $section{$_};
402
403			[
404			$_,
405	root	1.38	map exists $attr->{$_} && !$ignore{$_}
406			? [$_ => delete $attr->{$_}] : (),
407	root	1.36	@attr_order
408			]
409			},
410
411			exists $section{$_} ? [$_ => delete $section{$_}] : (),
412			@section_order
413			];
414
415			$attr
416	root	1.17	}
417
418	root	1.16	sub arch_edit_sections {
419			# if (edit_type == IGUIConstants.TILE_EDIT_NONE)
420			# edit_type = 0;
421			# else if (edit_type != 0) {
422			# // all flags from 'check_type' must be unset in this arch because they get recalculated now
423			# edit_type &= ~check_type;
424			# }
425			#
426			# }
427			# if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 &&
428			# getAttributeValue("alive", defarch) == 1 &&
429			# (getAttributeValue("monster", defarch) == 1 \|\|
430			# getAttributeValue("generator", defarch) == 1)) {
431			# // Monster: monsters/npcs/generators
432			# edit_type \|= IGUIConstants.TILE_EDIT_MONSTER;
433			# }
434			# if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 &&
435			# arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) {
436			# // Walls
437			# edit_type \|= IGUIConstants.TILE_EDIT_WALL;
438			# }
439			# if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 &&
440			# getAttributeValue("connected", defarch) != 0) {
441			# // Connected Objects
442			# edit_type \|= IGUIConstants.TILE_EDIT_CONNECTED;
443			# }
444			# if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 &&
445			# arch_type == 66 \|\| arch_type == 41 \|\| arch_type == 95) {
446			# // Exit: teleporter/exit/trapdoors
447			# edit_type \|= IGUIConstants.TILE_EDIT_EXIT;
448			# }
449			# if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 &&
450			# getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 \|\|
451			# arch_type == 5 \|\| arch_type == 36 \|\| arch_type == 60 \|\|
452			# arch_type == 85 \|\| arch_type == 111 \|\| arch_type == 123 \|\|
453			# arch_type == 124 \|\| arch_type == 130)) {
454			# // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls
455			# edit_type \|= IGUIConstants.TILE_EDIT_TREASURE;
456			# }
457			# if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 &&
458			# arch_type == 20 \|\| arch_type == 23 \|\| arch_type == 26 \|\|
459			# arch_type == 91 \|\| arch_type == 21 \|\| arch_type == 24) {
460			# // Door: door/special door/gates + keys
461			# edit_type \|= IGUIConstants.TILE_EDIT_DOOR;
462			# }
463			# if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 &&
464			# getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 &&
465			# arch_type <= 16) \|\| arch_type == 33 \|\| arch_type == 34 \|\|
466			# arch_type == 35 \|\| arch_type == 39 \|\| arch_type == 70 \|\|
467			# arch_type == 87 \|\| arch_type == 99 \|\| arch_type == 100 \|\|
468			# arch_type == 104 \|\| arch_type == 109 \|\| arch_type == 113 \|\|
469			# arch_type == 122 \|\| arch_type == 3)) {
470			# // Equipment: weapons/armour/wands/rods
471			# edit_type \|= IGUIConstants.TILE_EDIT_EQUIP;
472			# }
473			#
474			# return(edit_type);
475			#
476			#
477			}
478
479	root	1.50	sub cache_file($$&&) {
480			my ($src, $cache, $load, $create) = @_;
481	root	1.24
482	root	1.50	my ($size, $mtime) = (stat $src)[7,9]
483			or Carp::croak "$src: $!";
484
485			if (-e $cache) {
486			my $ref = eval { load_ref $cache };
487
488			if ($ref->{version} == 1
489			&& $ref->{size} == $size
490			&& $ref->{mtime} == $mtime
491			&& eval { $load->($ref->{data}); 1 }) {
492			return;
493			}
494			}
495
496			my $ref = {
497			version => 1,
498			size => $size,
499			mtime => $mtime,
500			data => $create->(),
501			};
502
503			$load->($ref->{data});
504
505			save_ref $ref, $cache;
506			}
507
508			=item set_libdir $path
509
510			Sets the library directory to the given path
511			(default: $ENV{CROSSFIRE_LIBDIR}).
512
513			You have to (re-)load the archetypes and tilecache manually after steting
514			the library path.
515
516			=cut
517
518			sub set_libdir($) {
519			$LIB = $_[0];
520	root	1.24	}
521
522	root	1.50	=item load_archetypes
523
524			(Re-)Load archetypes into %ARCH.
525
526			=cut
527
528			sub load_archetypes() {
529			cache_file "$LIB/archetypes", "$VARDIR/archetypes.pst", sub {
530			*ARCH = $_[0];
531			}, sub {
532			read_arch "$LIB/archetypes"
533			};
534			}
535	root	1.15
536	root	1.50	=item load_tilecache
537
538			(Re-)Load %TILE and %FACE.
539
540			=cut
541
542			sub load_tilecache() {
543			require Gtk2;
544
545			cache_file "$LIB/crossfire.0", "$VARDIR/tilecache.pst", sub {
546			$TILE = new_from_file Gtk2::Gdk::Pixbuf "$VARDIR/tilecache.png"
547			or die "$VARDIR/tilecache.png: $!";
548			*FACE = $_[0];
549			}, sub {
550			require File::Temp;
551
552			my $tile = read_pak "$LIB/crossfire.0";
553
554			my %cache;
555
556			my $idx = 0;
557
558			for my $name (sort keys %$tile) {
559			my ($fh, $filename) = File::Temp::tempfile ();
560			print $fh $tile->{$name};
561			close $fh;
562			my $pb = new_from_file Gtk2::Gdk::Pixbuf $filename;
563			unlink $filename;
564
565			my $tile = $cache{$name} = {
566			pb => $pb,
567			idx => $idx,
568			w => int $pb->get_width / TILESIZE,
569			h => int $pb->get_height / TILESIZE,
570			};
571
572
573			$idx += $tile->{w} * $tile->{h};
574			}
575
576			my $pb = new Gtk2::Gdk::Pixbuf "rgb", 1, 8, 64 * TILESIZE, TILESIZE * int +($idx + 63) / 64;
577
578			while (my ($name, $tile) = each %cache) {
579			my $tpb = delete $tile->{pb};
580			my $ofs = $tile->{idx};
581
582			for my $x (0 .. $tile->{w} - 1) {
583			for my $y (0 .. $tile->{h} - 1) {
584			my $idx = $ofs + $x + $y * $tile->{w};
585			$tpb->copy_area ($x * TILESIZE, $y * TILESIZE, TILESIZE, TILESIZE,
586			$pb, ($idx % 64) * TILESIZE, TILESIZE * int $idx / 64);
587			}
588			}
589			}
590
591			$pb->save ("$VARDIR/tilecache.png", "png");
592
593			\%cache
594			};
595			}
596	root	1.15
597	elmex	1.1	=head1 AUTHOR
598
599			Marc Lehmann <schmorp@schmorp.de>
600			http://home.schmorp.de/
601
602			Robin Redeker <elmex@ta-sa.org>
603			http://www.ta-sa.org/
604
605			=cut
606	root	1.4
607			1