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rubella/lib/rubella/output/ascii.rb

54 lines
1.1 KiB
Ruby

module Rubella
module Output
class ASCII
SHADE_0 = " "
SHADE_1 = ""
SHADE_2 = ""
SHADE_3 = ""
SHADE_4 = ""
def initialize field_size = 1
@field_size = field_size
end
def create parsed_list
buckets = parsed_list[0].length
columns = parsed_list.length
# image size
x = columns*@field_size
y = buckets*@field_size
# start drawing the damn thing
ascii_arr = []
0.upto(buckets).each { |i| ascii_arr[i] = "" }
parsed_list.each do |point|
i = 0
point.reverse.each do |part|
part = (part*100).to_i
case part
when 0..20 then
ascii_arr[i] << SHADE_0
when 21..40 then
ascii_arr[i] << SHADE_1
when 41..60 then
ascii_arr[i] << SHADE_2
when 61..80 then
ascii_arr[i] << SHADE_3
else
ascii_arr[i] << SHADE_4
end
i = i+1
end
end
ascii_arr.join("\n")
end
end
end
end