Class: CA::Gnuplot::DataBlock

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

Constant Summary collapse

@@datablock_count = 
0

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(processor, *args) ⇒ DataBlock

Returns a new instance of DataBlock.



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# File 'lib/carray/graphics/gnuplot.rb', line 1361

def initialize (processor, *args)
  put_ok = false
  if args.size == 1 and args.first.is_a?(Symbol)
    @name = "$" + args.first.to_s
    @text = processor.put %{ print #{@name}}
  elsif args.size == 1 and args.first.is_a?(String)        
    @@datablock_count += 1
    @name = "$DBLK_#{@@datablock_count}"
    @text = args.first.dup
    put_ok = true
  else
    @@datablock_count += 1
    @name = "$DBLK_#{@@datablock_count}"
    @text = CArray.join(*args).to_csv
    @text.gsub!(/UNDEF/,"NaN")
    put_ok = true
  end
  @text.strip!
  @text.chomp!
  if put_ok
    processor.put %{
#{@name} <<__EOD__
#{@text}
__EOD__
    }
  end
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/carray/graphics/gnuplot.rb', line 1409

def name
  @name
end

#text ⇒ Object (readonly)

Returns the value of attribute text.



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# File 'lib/carray/graphics/gnuplot.rb', line 1409

def text
  @text
end

Instance Method Details

#is_csv? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/carray/graphics/gnuplot.rb', line 1389

def is_csv?
  return (@text =~ /,/)
end

#to_ca ⇒ Object 



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# File 'lib/carray/graphics/gnuplot.rb', line 1397

def to_ca
  data = []
  @text.each_line do |line|
    case line
    when /^#/
    else
      data << line.strip.split(/ +/)
    end
  end
  return CA_OBJECT(data)
end

#to_s ⇒ Object 



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# File 'lib/carray/graphics/gnuplot.rb', line 1393

def to_s
  return @text.dup
end