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Contents
require 'gruff'
require 'byebug'
module Mext
module Gruff
class Plotter
attr_reader :title, :size, :datasets, :ranges
attr_accessor :step, :dot_radius
OUTPUT_PATH = File.expand_path(File.join(['..'] * 4, 'tmp', 'output'), __FILE__)
DEFAULT_STEP = 0.1
DEFAULT_DOT_RADIUS = 2.0
def initialize(t, s, ds, r = nil, stp = DEFAULT_STEP)
@title = t
@size = s
@datasets = ds
@ranges = r
self.step = stp
self.dot_radius = DEFAULT_DOT_RADIUS
end
def plot
@ranges = [Range.new(0, self.datasets-1)] unless self.ranges
idx = 0
self.ranges.each do
|range|
g = ::Gruff::Line.new(self.size)
g.title = self.title + " (#{idx})"
g.theme = ::Gruff::Themes::PASTEL
g.dot_radius = self.dot_radius
self.datasets[range].each do
|args|
f = yield(args)
(xdata, ydata) = f.xy(self.step)
g.dataxy(f.label, xdata, ydata)
end
g.write(File.join(Mext::Gruff::Plotter::OUTPUT_PATH, self.title.gsub(/\s+/, '_') + "_#{idx}.png"))
idx += 1
end
end
end
end
end
Version data entries
41 entries across 41 versions & 1 rubygems