Class: RedPlot::ToDraw

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

Overview

helper class to store callbacks to the data and plot command options

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ToDraw

Returns a new instance of ToDraw.



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# File 'lib/redplot.rb', line 44

def initialize
  reinit
end

Instance Attribute Details

#callbacks ⇒ Object (readonly)

Returns the value of attribute callbacks.



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# File 'lib/redplot.rb', line 43

def callbacks
  @callbacks
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/redplot.rb', line 43

def options
  @options
end

Instance Method Details

#add(option = "", &block) ⇒ Object

main client method expects a callback block that return an object with access to data to plat different object are possible (cf Plotter#formatdata)



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# File 'lib/redplot.rb', line 54

def add(option="", &block)
  unless block.nil?
    @options    << option
    @callbacks  << block
  end
  self
end

#reinit ⇒ Object Also known as: clear 



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# File 'lib/redplot.rb', line 47

def reinit
  @options, @callbacks = [], []
  self
end