gde/GCE/Util.pm

package GCE::Util;
=head1 NAME

   GCE::Util - some utility functions

=over 4

=cut

use base 'Exporter';

use Crossfire;

use Carp ();
use Storable;
use List::Util qw(min max);

use Crossfire;
use Crossfire::MapWidget;

our @EXPORT = qw(insert_arch_stack_layer replace_arch_stack_layer new_arch_pb fill_pb_from_arch arch_is_floor stack_find_floor stack_find_wall stack_find arch_is_wall arch_is_monster add_table_widget quick_msg def arch_is_exit);

sub def($$) {
   return defined ($_[0]) ? $_[0] : $_[1];
}

sub quick_msg {
   my $wid = shift;
   my $msg;
   my $win = $::MAINWIN;
   if (ref $wid) {
      $win = $wid;
      $msg = shift;
   } else {
      $msg = $wid;
   }
   my $dia = Gtk2::Dialog->new ('Message', $win, 'destroy-with-parent', 'gtk-ok' => 'none');

   my $lbl = Gtk2::Label->new ($msg);
   $dia->vbox->add ($lbl);
   $dia->signal_connect (response => sub { $_[0]->destroy });

   unless (defined $_[0]) {
      Glib::Timeout->add (1000, sub { $dia->destroy; 0 });
   }

   $dia->show_all;
}

sub new_arch_pb {
   # this is awful, is this really the best way?
   my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE;
   return $pb;
}

sub fill_pb_from_arch {
   my ($pb, $a) = @_;

   my $o = $Crossfire::ARCH{$a->{_name}};
   my $face = $Crossfire::FACE{$a->{face} || $o->{face} || "blank.111"}
            or warn "no gfx found for arch '$a->{_name}' at ($x|$y)\n";

   $face or return;

   $pb->fill (0x00000000);
   $TILE->composite ($pb,
      0, 0,
      TILESIZE, TILESIZE,
      - ($face->{idx} % 64) * TILESIZE, - TILESIZE * int $face->{idx} / 64,
      1, 1, 'nearest', 255
   );
}

sub classify_arch_layer {
   my ($arch) = @_;

   if ($arch->{invisible}) { # just a heuristic for 'special' tiles (er. pedestals)

      return 'below';

   } elsif ($arch->{monster}) {

      return 'top';

   } else { # $arch->{is_floor} and all other arches are 'between' monsters and floor

      return 'between';
   }
}

sub arch_is_exit {
   my ($a) = @_;
   my $type = $Crossfire::ARCH{$a->{_name}}->{type};
   return $type eq '66' || $type eq '41';
}

sub arch_is_floor {
   my ($a) = @_;
   return $Crossfire::ARCH{$a->{_name}}->{is_floor};
}

sub arch_is_wall {
   my ($a) = @_;
   return $Crossfire::ARCH{$a->{_name}}->{no_pass};
}

sub arch_is_monster {
   my ($a) = @_;
   my $arch = $Crossfire::ARCH{$a->{_name}};
   return $arch->{alive} and ($arch->{monster} or $arch->{generator});
}

sub stack_find {
   my ($stack, $dir, $pred) = @_;


   if ($dir eq 'from_top') {
      my $i = scalar (@$stack) - 1;
      if ($i < 0) { $i = 0 }

      for (reverse @$stack) {
         $pred->($_)
            and return $i;

         $i--;
      }

   } else {
      my $i = 0;

      for (@$stack) {
         $pred->($_)
            and return $i;

         $i++;
      }
   }

   return 0;

}

sub stack_find_floor {
   my ($stack, $dir) = @_;
   return stack_find ($stack, $dir, \&arch_is_floor);
}

sub stack_find_wall {
   my ($stack, $dir) = @_;
   return stack_find ($stack, $dir, \&arch_is_wall);
}

sub insert_arch_stack_layer {
   my ($stack, $arch) = @_;

   unless (@$stack) {
      return [ $arch ];
   }

   my @outstack;

   my $l = classify_arch_layer ($Crossfire::ARCH{$arch->{_name}});

   if ($l eq 'between') {

      # loop until we reached the first 'between' arch above 'below' arches and the floor
      while (my $a = shift @$stack) {

         unless ($Crossfire::ARCH{$a->{_name}}->{is_floor}
                 or classify_arch_layer ($Crossfire::ARCH{$a->{_name}}) eq 'below') {

            unshift @$stack, $a;
            last;
         }

         push @outstack, $a;
      }

      # ignore duplicates
      # FIXME: Broken if non-floor are drawn (too tired to fix)
      return [ @outstack, @$stack ]
         if @outstack and $outstack[-1]->{_name} eq $arch->{_name};

      push @outstack, ($arch, @$stack);

   } elsif ($l eq 'top') {

      # ignore duplicates
      return [ @$stack ]
         if $stack->[-1]->{_name} eq $arch->{_name};

      @outstack = (@$stack, $arch);

   } else {

      # ignore duplicates
      return [ @$stack ]
         if $stack->[0]->{_name} eq $arch->{_name};

      @outstack = ($arch, @$stack);
   }

   return \@outstack;
}

sub add_table_widget {
   my ($table, $row, $data, $type, $cb) = @_;
   my $edwid;

   if ($type eq 'string') {
      $table->attach_defaults (my $lbl = Gtk2::Label->new ($data->[0]), 0, 1, $row, $row + 1);
      $edwid = Gtk2::Entry->new;
         $edwid->set_text ($data->[1]);
         $edwid->signal_connect (changed => sub {
            $data->[1] = $_[0]->get_text;
            $cb->($data->[1]) if $cb;
         });
      $table->attach_defaults ($edwid, 1, 2, $row, $row + 1);

   } elsif ($type eq 'button') {
      $table->attach_defaults (my $b = Gtk2::Button->new_with_label ($data), 0, 2, $row, $row + 1);
      $b->signal_connect (clicked => ($cb || sub {}));

   } elsif ($type eq 'label') {
      $table->attach_defaults (my $lbl = Gtk2::Label->new ($data->[0]), 0, 1, $row, $row + 1);
      $edwid = Gtk2::Label->new ($data->[1]);
      $table->attach_defaults ($edwid, 1, 2, $row, $row + 1);

   } else {
      $edwid = Gtk2::Label->new ("FOO");
   }
}

sub replace_arch_stack_layer {
   my ($stack, $arch) = @_;

   my @outstack;

   my $l = classify_arch_layer ($Crossfire::ARCH{$arch->{_name}});

   if ($l eq 'between') {

      while (shift @$stack) {
         last unless $Crossfire::ARCH{$_->{_name}}->{is_floor};
         push @outstack, $_;
      }

      if (@outstack and $Crossfire::ARCH{$outstack[-1]->{_name}}->{is_floor}) {
         pop @outstack;
      }

      push @outstack, ($arch, @$stack);

   } elsif ($l eq 'top') {

      @outstack = (@$stack, $arch);

   } else {

      @outstack = ($arch, @$stack);
   }

   return \@outstack;
}

=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:	1.7
Committed:	Fri Mar 17 01:18:01 2006 UTC (18 years, 4 months ago) by elmex
Branch:	MAIN
Changes since 1.6:	+7 -1 lines
Log Message:	fixed follow exit
#	Content
1	package GCE::Util;
2	=head1 NAME
3
4	GCE::Util - some utility functions
5
6	=over 4
7
8	=cut
9
10	use base 'Exporter';
11
12	use Crossfire;
13
14	use Carp ();
15	use Storable;
16	use List::Util qw(min max);
17
18	use Crossfire;
19	use Crossfire::MapWidget;
20
21	our @EXPORT = qw(insert_arch_stack_layer replace_arch_stack_layer new_arch_pb fill_pb_from_arch arch_is_floor stack_find_floor stack_find_wall stack_find arch_is_wall arch_is_monster add_table_widget quick_msg def arch_is_exit);
22
23	sub def($$) {
24	return defined ($_[0]) ? $_[0] : $_[1];
25	}
26
27	sub quick_msg {
28	my $wid = shift;
29	my $msg;
30	my $win = $::MAINWIN;
31	if (ref $wid) {
32	$win = $wid;
33	$msg = shift;
34	} else {
35	$msg = $wid;
36	}
37	my $dia = Gtk2::Dialog->new ('Message', $win, 'destroy-with-parent', 'gtk-ok' => 'none');
38
39	my $lbl = Gtk2::Label->new ($msg);
40	$dia->vbox->add ($lbl);
41	$dia->signal_connect (response => sub { $_[0]->destroy });
42
43	unless (defined $_[0]) {
44	Glib::Timeout->add (1000, sub { $dia->destroy; 0 });
45	}
46
47	$dia->show_all;
48	}
49
50	sub new_arch_pb {
51	# this is awful, is this really the best way?
52	my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE;
53	return $pb;
54	}
55
56	sub fill_pb_from_arch {
57	my ($pb, $a) = @_;
58
59	my $o = $Crossfire::ARCH{$a->{_name}};
60	my $face = $Crossfire::FACE{$a->{face} \|\| $o->{face} \|\| "blank.111"}
61	or warn "no gfx found for arch '$a->{_name}' at ($x\|$y)\n";
62
63	$face or return;
64
65	$pb->fill (0x00000000);
66	$TILE->composite ($pb,
67	0, 0,
68	TILESIZE, TILESIZE,
69	- ($face->{idx} % 64) * TILESIZE, - TILESIZE * int $face->{idx} / 64,
70	1, 1, 'nearest', 255
71	);
72	}
73
74	sub classify_arch_layer {
75	my ($arch) = @_;
76
77	if ($arch->{invisible}) { # just a heuristic for 'special' tiles (er. pedestals)
78
79	return 'below';
80
81	} elsif ($arch->{monster}) {
82
83	return 'top';
84
85	} else { # $arch->{is_floor} and all other arches are 'between' monsters and floor
86
87	return 'between';
88	}
89	}
90
91	sub arch_is_exit {
92	my ($a) = @_;
93	my $type = $Crossfire::ARCH{$a->{_name}}->{type};
94	return $type eq '66' \|\| $type eq '41';
95	}
96
97	sub arch_is_floor {
98	my ($a) = @_;
99	return $Crossfire::ARCH{$a->{_name}}->{is_floor};
100	}
101
102	sub arch_is_wall {
103	my ($a) = @_;
104	return $Crossfire::ARCH{$a->{_name}}->{no_pass};
105	}
106
107	sub arch_is_monster {
108	my ($a) = @_;
109	my $arch = $Crossfire::ARCH{$a->{_name}};
110	return $arch->{alive} and ($arch->{monster} or $arch->{generator});
111	}
112
113	sub stack_find {
114	my ($stack, $dir, $pred) = @_;
115
116
117	if ($dir eq 'from_top') {
118	my $i = scalar (@$stack) - 1;
119	if ($i < 0) { $i = 0 }
120
121	for (reverse @$stack) {
122	$pred->($_)
123	and return $i;
124
125	$i--;
126	}
127
128	} else {
129	my $i = 0;
130
131	for (@$stack) {
132	$pred->($_)
133	and return $i;
134
135	$i++;
136	}
137	}
138
139	return 0;
140
141	}
142
143	sub stack_find_floor {
144	my ($stack, $dir) = @_;
145	return stack_find ($stack, $dir, \&arch_is_floor);
146	}
147
148	sub stack_find_wall {
149	my ($stack, $dir) = @_;
150	return stack_find ($stack, $dir, \&arch_is_wall);
151	}
152
153	sub insert_arch_stack_layer {
154	my ($stack, $arch) = @_;
155
156	unless (@$stack) {
157	return [ $arch ];
158	}
159
160	my @outstack;
161
162	my $l = classify_arch_layer ($Crossfire::ARCH{$arch->{_name}});
163
164	if ($l eq 'between') {
165
166	# loop until we reached the first 'between' arch above 'below' arches and the floor
167	while (my $a = shift @$stack) {
168
169	unless ($Crossfire::ARCH{$a->{_name}}->{is_floor}
170	or classify_arch_layer ($Crossfire::ARCH{$a->{_name}}) eq 'below') {
171
172	unshift @$stack, $a;
173	last;
174	}
175
176	push @outstack, $a;
177	}
178
179	# ignore duplicates
180	# FIXME: Broken if non-floor are drawn (too tired to fix)
181	return [ @outstack, @$stack ]
182	if @outstack and $outstack[-1]->{_name} eq $arch->{_name};
183
184	push @outstack, ($arch, @$stack);
185
186	} elsif ($l eq 'top') {
187
188	# ignore duplicates
189	return [ @$stack ]
190	if $stack->[-1]->{_name} eq $arch->{_name};
191
192	@outstack = (@$stack, $arch);
193
194	} else {
195
196	# ignore duplicates
197	return [ @$stack ]
198	if $stack->[0]->{_name} eq $arch->{_name};
199
200	@outstack = ($arch, @$stack);
201	}
202
203	return \@outstack;
204	}
205
206	sub add_table_widget {
207	my ($table, $row, $data, $type, $cb) = @_;
208	my $edwid;
209
210	if ($type eq 'string') {
211	$table->attach_defaults (my $lbl = Gtk2::Label->new ($data->[0]), 0, 1, $row, $row + 1);
212	$edwid = Gtk2::Entry->new;
213	$edwid->set_text ($data->[1]);
214	$edwid->signal_connect (changed => sub {
215	$data->[1] = $_[0]->get_text;
216	$cb->($data->[1]) if $cb;
217	});
218	$table->attach_defaults ($edwid, 1, 2, $row, $row + 1);
219
220	} elsif ($type eq 'button') {
221	$table->attach_defaults (my $b = Gtk2::Button->new_with_label ($data), 0, 2, $row, $row + 1);
222	$b->signal_connect (clicked => ($cb \|\| sub {}));
223
224	} elsif ($type eq 'label') {
225	$table->attach_defaults (my $lbl = Gtk2::Label->new ($data->[0]), 0, 1, $row, $row + 1);
226	$edwid = Gtk2::Label->new ($data->[1]);
227	$table->attach_defaults ($edwid, 1, 2, $row, $row + 1);
228
229	} else {
230	$edwid = Gtk2::Label->new ("FOO");
231	}
232	}
233
234	sub replace_arch_stack_layer {
235	my ($stack, $arch) = @_;
236
237	my @outstack;
238
239	my $l = classify_arch_layer ($Crossfire::ARCH{$arch->{_name}});
240
241	if ($l eq 'between') {
242
243	while (shift @$stack) {
244	last unless $Crossfire::ARCH{$_->{_name}}->{is_floor};
245	push @outstack, $_;
246	}
247
248	if (@outstack and $Crossfire::ARCH{$outstack[-1]->{_name}}->{is_floor}) {
249	pop @outstack;
250	}
251
252	push @outstack, ($arch, @$stack);
253
254	} elsif ($l eq 'top') {
255
256	@outstack = (@$stack, $arch);
257
258	} else {
259
260	@outstack = ($arch, @$stack);
261	}
262
263	return \@outstack;
264	}
265
266	=head1 AUTHOR
267
268	Marc Lehmann <schmorp@schmorp.de>
269	http://home.schmorp.de/
270
271	Robin Redeker <elmex@ta-sa.org>
272	http://www.ta-sa.org/
273
274	=cut
275	1;