#! /usr/local/bin/perl -w
#
# wave - draw a pretty picture. On broken platforms the 'select'
#        call may need to be commented out.
#
# This file is part of the Tie::Cycle::Sinewave perl extension
# Copyright (c) 2005 David Landgren. All rights reservered.

use strict;
use Tie::Cycle::Sinewave;

my $period = shift || 100;

tie my $c, 'Tie::Cycle::Sinewave', {
    start_min => 1,
    min       => 2,
    max       => 76,
    period    => $period,
};

while( 1 ) {
    print +(' ' x $c), "*\n";
    select undef, undef, undef, 0.05;
}