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Gnuplot::DataSet

Container for a single dataset being displayed by gnuplot. Each object has a reference to the actual data being plotted as well as settings that control the "plot" command. The data object must support the to_gplot command.

data The data that will be plotted. The only requirement is that the object understands the to_gplot method.

The following attributes correspond to their related string in the gnuplot command. See the gnuplot documentation for more information on this.

title, with

@todo Use the delegator to delegate to the data property.

Attributes

axes[RW]
data[RW]
linecolor[RW]
linewidth[RW]
matrix[RW]
smooth[RW]
title[RW]
using[RW]
with[RW]

Public Class Methods

new(data = nil) click to toggle source 
# File lib/gnuplot.rb, line 215
def initialize (data = nil)
  @data = data
  @title = @with = @using = @linewidth = @linecolor = @matrix = @smooth = @axes = nil # avoid warnings
  yield self if block_given?
end

Public Instance Methods

notitle() click to toggle source 
# File lib/gnuplot.rb, line 221
def notitle
  @title = "notitle"
end
plot_args(io = "") click to toggle source 
# File lib/gnuplot.rb, line 225
def plot_args (io = "")
  
  # Order of these is important or gnuplot barfs on 'em

  io << ( (@data.instance_of? String) ? @data : "'-'" )

  io << " using #{@using}" if @using
 
  io << " axes #{@axes}" if @axes
 
  io << case @title
        when /notitle/ then " notitle"
        when nil       then ""
        else " title '#{@title}'" 
        end

  io << " matrix" if @matrix
  io << " smooth #{@smooth}" if @smooth
  io << " with #{@with}" if @with
  io << " linecolor #{@linecolor}" if @linecolor
  io << " linewidth #{@linewidth}" if @linewidth
  io
end
to_gplot() click to toggle source 
# File lib/gnuplot.rb, line 249
def to_gplot
  case @data
  when nil then nil
  when String then nil
  else @data.to_gplot
  end
end
to_gsplot() click to toggle source 
# File lib/gnuplot.rb, line 257
def to_gsplot
  case @data
  when nil then nil
  when String then nil
  else @data.to_gsplot
  end
end

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