Class: Array

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

Instance Method Summary collapse

Instance Method Details

#to_gplot(io = '') ⇒ Object

Write GNUPLOT plot data to io.



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# File 'lib/gnuplot.rb', line 282

def to_gplot(io = '')
  case x = self[0]
    when Array
      x.zip(*self[1..-1]).each { |a| io << a.join(' ') << "\n" }
      io << 'e'
    when Numeric then each { |i| io << "#{i}\n" }
    else x.zip(*self[1..-1]).to_gplot(io)
  end

  io
end

#to_gsplot(io = '') ⇒ Object

Write GNUPLOT splot data to io.



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# File 'lib/gnuplot.rb', line 295

def to_gsplot(io = '')
  case x = self[0]
    when Array
      y, d = values_at(1, 2)

      x.each_with_index { |xv, i|
        y.each_with_index { |yv, j|
          io << [xv, yv, d[i][j]].join(' ') << "\n"
        }
      }

      io
    when Numeric then each { |i| io << "#{i}\n" }
    else x.zip(*self[1..-1]).to_gsplot(io)
  end

  io
end