server/ext/item-worldmap.ext

#! perl # depends=widget mandatory

# this module implements a rather fancy worldmap

our $WORLDMAP_UPDATE_INTERVAL = $cf::CFG{worldmap_update_interval} || 2;

our $GENCOUNT = 0;
our %PLAYERINFO;

our ($MAPW, $MAPH) = (1024, 1024); # it's useful to know the map width/height in pixels

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

   return if $GENCOUNT == $ws->{gencount};
   $ws->{gencount} = $GENCOUNT;

   my $old = delete $ws->{labels};
   my $new;

   my $name = $ws->{ns}->pl->ob->name;

   while (my ($k, $v) = each %PLAYERINFO) {
      my $label = (delete $old->{$k}) || do {
         my $label = $ws->new (Label =>
            text     => $k,
            fontsize => 0.2,
         );

         my $marker = $ws->new (Face =>
            size_w => undef,
            size_h => undef,
            face   => $ws->{ns}->find_face ("res/map-arrow.png"),
         );
         my $children = [$label, $marker];

         $ws->{canvas}->add (my $vbox = $ws->new (VBox =>
            children => $children,
            c_halign => -.5,
            c_valign => -1,
         ));
         $vbox->{children} = $children;

         $vbox
      };

      $new->{$k} = $label;

      if ($v != $label->{prevpos}) {
         $label->set (c_x => $v->[0], c_y => $v->[1]);
         $label->{prevpos} = $v;
         $ws->{window}->make_visible ($v->[0], $v->[1], .2)
            if $k eq $name;
      }
   }

   $ws->{labels} = $new;
}

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

   my $ws = $ns->new_widgetset;

   $ws->{toplevel} = my $w = $ws->new (Toplevel =>
      title   => "Worldmap",
      name    => "server_item_worldmap",
      force_w => 400,
      force_h => 400,
      x       => "center",
      y       => "center",
      has_close_button => 1,
      on_delete => sub { shift->hide },
      on_visibility_change => sub {
         warn "VCHANGE          <@_>\n";#d#
         $_[0]{visibility} = $_[1];
         update_worldmap $_[0]{ws} if $_[1];
      },
   );

   $w->add (my $sw = $ws->{window} = $ws->new (ScrolledWindow => scroll_x => 1, scroll_y => 1));
   $sw->add (my $canvas = $ws->{canvas} = $ws->new (Canvas => expand => 1));

   $ws->{mapface} = $ws->new (Face =>
      expand => 1,
      size_w => undef,
      size_h => undef,
      face   => $ws->{ns}->find_face ("res/worldmap.jpg"),
   );

   $ws->{canvas}->add ($ws->{mapface});

   $ws
}

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

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

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

      cf::override 1;
   },
;

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

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

      cf::get_slot 0.01, -50, "worldmap update";

      ++$GENCOUNT;

      # recalculate player info
      my %new;
      for (values %cf::PLAYER) {
         my $map = $_->ob->map
            or next;
         $map =~ /^\/world\/world_(\d\d\d)_(\d\d\d)/
            or next;

         my $ob = $_->ob;
         my $x = ($1 - 100) * 50 + $ob->x;
         my $y = ($2 - 100) * 50 + $ob->y;

         0 <= $x && 0 <= $y && $x < 1500 && $y < 1500
            or next;

         $x = int $x * $MAPW / 1500;
         $y = int $y * $MAPH / 1500;

         my $name = $ob->name;

         if (my $pi = delete $PLAYERINFO{$name}) {
            if ($pi->[0] == $x && $pi->[1] == $y) {
               $new{$name} = $pi;
               next;
            }
         }
               
         $new{$name} = [$x, $y];
      }

      *PLAYERINFO = \%new;

      cf::get_slot 0.03, -50, "worldmap socket update";
      for (values %cf::PLAYER) {
         my $ns = $_->ns
            or next;

         update_worldmap $ns->{ws_worldmap}
            if $ns->{ws_worldmap} && $ns->{ws_worldmap}{toplevel}{visibility};
      }
   }
};

Revision:	1.10
Committed:	Mon Jul 23 23:46:03 2007 UTC (16 years, 11 months ago) by root
Branch:	MAIN
Changes since 1.9:	+3 -10 lines
Log Message:	experimental simplification
#	User	Rev	Content
1	root	1.5	#! perl # depends=widget mandatory
2	root	1.4
3			# this module implements a rather fancy worldmap
4
5	root	1.7	our $WORLDMAP_UPDATE_INTERVAL = $cf::CFG{worldmap_update_interval} \|\| 2;
6	root	1.4
7	root	1.6	our $GENCOUNT = 0;
8	root	1.5	our %PLAYERINFO;
9
10	root	1.7	our ($MAPW, $MAPH) = (1024, 1024); # it's useful to know the map width/height in pixels
11
12	root	1.5	sub update_worldmap {
13			my ($ws) = @_;
14
15	root	1.7	return if $GENCOUNT == $ws->{gencount};
16			$ws->{gencount} = $GENCOUNT;
17
18			my $old = delete $ws->{labels};
19			my $new;
20
21			my $name = $ws->{ns}->pl->ob->name;
22	root	1.4
23	root	1.5	while (my ($k, $v) = each %PLAYERINFO) {
24	root	1.8	my $label = (delete $old->{$k}) \|\| do {
25	root	1.7	my $label = $ws->new (Label =>
26	root	1.5	text => $k,
27			fontsize => 0.2,
28	root	1.9	);
29
30	root	1.10	my $marker = $ws->new (Face =>
31	root	1.9	size_w => undef,
32			size_h => undef,
33	root	1.10	face => $ws->{ns}->find_face ("res/map-arrow.png"),
34	root	1.9	);
35			my $children = [$label, $marker];
36
37			$ws->{canvas}->add (my $vbox = $ws->new (VBox =>
38			children => $children,
39	root	1.5	c_halign => -.5,
40			c_valign => -1,
41	root	1.9	));
42			$vbox->{children} = $children;
43
44			$vbox
45	root	1.7	};
46
47			$new->{$k} = $label;
48
49			if ($v != $label->{prevpos}) {
50			$label->set (c_x => $v->[0], c_y => $v->[1]);
51			$label->{prevpos} = $v;
52			$ws->{window}->make_visible ($v->[0], $v->[1], .2)
53			if $k eq $name;
54	root	1.5	}
55	root	1.4	}
56	root	1.7
57			$ws->{labels} = $new;
58	root	1.5	}
59	root	1.1
60			sub create_widgets {
61			my ($ns) = @_;
62
63	root	1.5	my $ws = $ns->new_widgetset;
64	root	1.1
65	root	1.5	$ws->{toplevel} = my $w = $ws->new (Toplevel =>
66	root	1.2	title => "Worldmap",
67			name => "server_item_worldmap",
68	root	1.1	force_w => 400,
69			force_h => 400,
70			x => "center",
71			y => "center",
72			has_close_button => 1,
73			on_delete => sub { shift->hide },
74	root	1.5	on_visibility_change => sub {
75	root	1.9	warn "VCHANGE <@_>\n";#d#
76	root	1.5	$_[0]{visibility} = $_[1];
77			update_worldmap $_[0]{ws} if $_[1];
78			},
79	root	1.1	);
80
81	root	1.7	$w->add (my $sw = $ws->{window} = $ws->new (ScrolledWindow => scroll_x => 1, scroll_y => 1));
82	root	1.5	$sw->add (my $canvas = $ws->{canvas} = $ws->new (Canvas => expand => 1));
83	root	1.1
84	root	1.5	$ws->{mapface} = $ws->new (Face =>
85			expand => 1,
86			size_w => undef,
87			size_h => undef,
88	root	1.10	face => $ws->{ns}->find_face ("res/worldmap.jpg"),
89	root	1.5	);
90	root	1.1
91	root	1.5	$ws->{canvas}->add ($ws->{mapface});
92	root	1.4
93	root	1.5	$ws
94	root	1.4	}
95	root	1.1
96			cf::object::attachment item_worldmap =>
97			on_apply => sub {
98			my ($self, $who) = @_;
99
100			my $ns = $who->contr->ns;
101
102	root	1.2	if ($ns->{can_widget}) {
103			my $ws = $ns->{ws_worldmap} \|\|= create_widgets $ns;
104	root	1.4	$ws->{toplevel}->toggle_visibility;
105	root	1.2	} else {
106			$ns->send_msg ("log", "Your client doesn't support the (required) widget extension. Try CFPlus at http://crossfire.schmorp.de/.", cf::NDI_RED);
107			}
108	root	1.1
109			cf::override 1;
110			},
111			;
112
113	root	1.5	cf::async_ext {
114			my $schedule_interval = Coro::Event->timer (after => 1);
115
116			while () {
117			$schedule_interval->interval ($WORLDMAP_UPDATE_INTERVAL);
118			$schedule_interval->next;
119
120	root	1.7	cf::get_slot 0.01, -50, "worldmap update";
121	root	1.6
122			++$GENCOUNT;
123
124	root	1.5	# recalculate player info
125	root	1.6	my %new;
126	root	1.5	for (values %cf::PLAYER) {
127			my $map = $_->ob->map
128			or next;
129			$map =~ /^\/world\/world_(\d\d\d)_(\d\d\d)/
130			or next;
131	root	1.6
132	root	1.5	my $ob = $_->ob;
133			my $x = ($1 - 100) * 50 + $ob->x;
134			my $y = ($2 - 100) * 50 + $ob->y;
135
136			0 <= $x && 0 <= $y && $x < 1500 && $y < 1500
137			or next;
138
139	root	1.7	$x = int $x * $MAPW / 1500;
140			$y = int $y * $MAPH / 1500;
141	root	1.6
142			my $name = $ob->name;
143
144			if (my $pi = delete $PLAYERINFO{$name}) {
145			if ($pi->[0] == $x && $pi->[1] == $y) {
146			$new{$name} = $pi;
147			next;
148			}
149			}
150
151			$new{$name} = [$x, $y];
152	root	1.5	}
153
154	root	1.7	*PLAYERINFO = \%new;
155
156			cf::get_slot 0.03, -50, "worldmap socket update";
157	root	1.5	for (values %cf::PLAYER) {
158			my $ns = $_->ns
159			or next;
160	root	1.6
161	root	1.5	update_worldmap $ns->{ws_worldmap}
162			if $ns->{ws_worldmap} && $ns->{ws_worldmap}{toplevel}{visibility};
163			}
164			}
165			};
166