Class: Rubyspark::Spark

Inherits:
Object
  • Object
show all
Defined in:
lib/rubyspark.rb

Instance Method Summary collapse

Constructor Details

#initialize(data = []) ⇒ Spark

Returns a new instance of Spark.



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# File 'lib/rubyspark.rb', line 5

def initialize(data=[])
  @data = []
  data.cycle(1) {|x| @data.push(x.to_i)}
  graphit
end

Instance Method Details

#graphit ⇒ Object 



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# File 'lib/rubyspark.rb', line 11

def graphit
 ticks=%w[▁ ▂ ▃ ▄ ▅ ▆ ▇]

  distance = @data.compact.max.to_f / ticks.size

  graph = ''
  @data.each do |x|
    tick = (x/distance).round - 1
    if tick <= 0 
      graph << ticks[0]
    else
      graph << ticks[tick]
    end
  end
  puts graph
end