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root |
1.1 |
#! perl |
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# this module implements the part of the magic mapping spell that works on the world map |
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# only. |
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cf::object->attach ( |
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type => cf::SPELL, |
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subtype => cf::SP_MAGIC_MAPPING, |
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on_cast_spell => sub { |
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my ($spell, $who, $caster, $dir, $arg) = @_; |
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root |
1.4 |
my $pl = $caster->contr |
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or return; |
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root |
1.3 |
my ($map, $x, $y) = ($who->map, $who->x, $who->y); |
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root |
1.1 |
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# dirty check, should maybe allow tiled outdoor maps? |
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$map->path =~ m%/world/world_% |
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or return; |
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my $bird = cf::object::new "magic_mapper"; |
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my $dist = 0; |
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root |
1.2 |
$caster->speed_left (-1); $pl->fire_on (0); $pl->run_on (0); |
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root |
1.3 |
my $duration = $caster->casting_level ($spell) * 150 / 100; |
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root |
1.1 |
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$pl->ns->async (sub { |
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root |
1.2 |
while (++$dist < $duration && $bird->valid) { |
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root |
1.1 |
my $phi = 2 * $dist ** .5; |
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my $dx = (sin $phi) * $phi * 2; |
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my $dy = (cos $phi) * $phi * 2; |
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root |
1.2 |
$bird->insert_ob_in_map_at ($map, $caster, cf::INS_ON_TOP, $x + $dx, $y + $dy) |
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or last; |
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root |
1.1 |
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$pl->set_viewpoint ($bird); |
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root |
1.2 |
$caster->speed_left (-1); |
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root |
1.5 |
$cf::WAIT_FOR_TICK->wait; |
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root |
1.1 |
} |
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$pl->set_viewpoint (undef); |
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$caster->speed_left (0); |
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$bird->destroy; |
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}); |
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cf::override 1; |
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}, |
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); |
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