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root |
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#! perl |
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use List::Util; |
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sub on_move { |
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my ($data) = @_; |
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my $who = $data->{who}; |
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my ($x1, $y1) = ($who->x, $who->y); |
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# on first call (there is no initialiser callback), initialise |
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my $self = $who->{map_grid_move} ||= do { |
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my %opt = split /(?:\s+|=)/, $data->{options}; |
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for my $ob ($who->inv) { |
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my $num = $opt{"num_" . $ob->name} || 1; |
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for (1 .. $num) { |
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my $ob = $ob->clone; |
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$who->map->insert_object ($ob, $x1 + rand $opt{width}, $y1 + rand $opt{height}); |
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push @{ $opt{ob} }, $ob; |
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} |
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} |
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\%opt |
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}; |
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my ($x2, $y2) = ($x1 + $self->{width} - 1, $y1 + $self->{height} - 1); |
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for my $ob (@{$self->{ob}}) { |
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my ($x, $y) = ($ob->x, $ob->y); |
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if (0.5 <= rand) { |
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$x += 1 - int rand 3; |
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} else { |
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$y += 1 - int rand 3; |
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} |
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$x = List::Util::max $x1, List::Util::min $x2, $x; |
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$y = List::Util::max $y1, List::Util::min $y2, $y; |
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$ob->remove; |
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$ob->change_map ($x, $y, $who->map); |
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} |
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1 |
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} |
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