# -*- mode: perl; -*- # for testing subclassing Math::BigFloat package Math::BigFloat::Subclass; require 5.006; use strict; use warnings; use Exporter; use Math::BigFloat; our @ISA = qw(Math::BigFloat Exporter); our $VERSION = "0.08"; use overload; # inherit overload from BigInt # Globals our $accuracy = undef; our $precision = undef; our $round_mode = Math::BigFloat::Subclass -> round_mode(); our $div_scale = Math::BigFloat::Subclass -> div_scale(); our $lib = ''; sub new { my $proto = shift; my $class = ref($proto) || $proto; my $value = shift; my $a = $accuracy; $a = $_[0] if defined $_[0]; my $p = $precision; $p = $_[1] if defined $_[1]; # Store the floating point value my $self = Math::BigFloat->new($value, $a, $p, $round_mode); bless $self, $class; $self->{'_custom'} = 1; # make sure this never goes away return $self; } BEGIN { *objectify = \&Math::BigInt::objectify; # to allow Math::BigFloat::Subclass::bgcd( ... ) style calls *bgcd = \&Math::BigFloat::bgcd; *blcm = \&Math::BigFloat::blcm; } 1;