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Versions: 4341
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Stored size: 711 Bytes
Contents
class ProgressBar
module Components
class Rate
attr_accessor :rate_scale,
:timer,
:progress
def initialize(options = {})
self.rate_scale = options[:rate_scale] || lambda { |x| x }
self.timer = options[:timer]
self.progress = options[:progress]
end
def rate_of_change(format_string = '%i')
return '0' if elapsed_seconds <= 0
format_string % scaled_rate
end
def rate_of_change_with_precision
rate_of_change('%.2f')
end
private
def scaled_rate
rate_scale.call(base_rate)
end
def base_rate
progress.absolute / elapsed_seconds
end
def elapsed_seconds
timer.elapsed_whole_seconds.to_f
end
end
end
end
Version data entries
4,341 entries across 4,341 versions & 29 rubygems