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Contents
#!/usr/bin/env ruby
# encoding: utf-8
require 'isna'
# Percentage bar.
#
# items = (1..100).to_a
# size = (10..100).to_a
# length = size.shuffle.first
#
# items.each do |item|
# puts Percentage.new(100, item, length).to_bar
# end
#
class Percentage
def initialize(product, divisor, scale = 100)
@product = product
@scale = scale - 5
@pre_percentage = (divisor * @scale / product).to_f
@percentage = (@pre_percentage * 100 / @scale)
@divisor = divisor
end
def to_i
@percentage.to_i
end
def to_f
@percentage.to_f
end
# 0 ~ 50 green
# 50 ~ 80 yellow
# 80 ~ 100 red
def to_bar(color = true, bar = '|')
filling = (bar * @pre_percentage.to_f)
padding = 0
if color
if to_i >= 0 and to_i < 50
filling = (bar * @pre_percentage.to_i).to_ansi.green.to_s
end
if to_i >= 50 and to_i < 80
filling = (bar * @pre_percentage.to_i).to_ansi.yellow.to_s
end
if to_i >= 80
filling = (bar * @pre_percentage.to_i).to_ansi.red.to_s
end
if filling.size > 0
padding = 13
end
end
bindings = [filling, to_f, '%']
"[%-#{@scale + padding}s%5.1f%s]" % bindings
end
end
behavior = ARGV[0].to_i # 0 update, 1 print
$stdout.sync = true
$break = false
trap('INT') do
$break = true
end
at_exit do
puts ''
end
SPLIT_REGEX = /\d+/
STDIN.each_line do |line|
break if $break
next unless line =~ SPLIT_REGEX
chunks = line.scan(SPLIT_REGEX)
current_value = chunks[0].to_f
max_value = chunks[1].to_f
if behavior == 0
sleep 0.01
print "\b" * 2000
print Percentage.new(max_value, current_value, 50).to_bar + ' ' + line.chomp
else
puts Percentage.new(max_value, current_value, 50).to_bar + ' ' + line.chomp
end
end
Version data entries
26 entries across 26 versions & 1 rubygems