Class: Ruport::Formatter::Graph::Amline

Inherits:
Ruport::Formatter show all
Defined in:
lib/ruport/util/graph/amline.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Amline

Returns a new instance of Amline.



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# File 'lib/ruport/util/graph/amline.rb', line 6

def initialize
  Ruport.quiet { require "hpricot" }
end

Instance Method Details

#apply_template ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 40

def apply_template       
  options.templated_settings_proc = lambda do |s|
    s.config do |c|
      c.values.y_left.max = template.y_max
      c.values.y_right.max = template.y_max 
      c.values.y_left.min = template.y_min
      c.values.y_right.min = template.y_min
      c.width = template.width
      c.height = template.height
      c.legend.enabled = template.show_legend
      if template.config
        template.config[c]
      end
    end      
    if template.graph_options
      default = template.graph_options[:_default] || lambda { }
      template.graph_options.each do |k,v|    
        next if k == :_default
        s.graph(k,&default)
        s.graph(k,&v)  
      end
    end
  end
end

#build_graph ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 10

def build_graph
  generate_config_file
  data_out << "<chart>"
  data_out << "<xaxis>"
  data.x_labels.each_with_index do |e,i|
    data_out << %Q{<value xid="#{i}" show="true">#{e}</value>}
  end
  data_out << "</xaxis>"
  data_out << "<graphs>"
  data.each do |r|
    data_out << %Q{<graph gid="#{r.gid}">}
    r.each_with_index do |e,i|
      data_out << %Q{<value xid="#{i}">#{e}</value>}
    end
    data_out << "</graph>"
  end       
  data_out << "</graphs>"

  data_out << "</chart>"

  if options.data_file
    File.open(options.data_file,"w") { |f| f << data_out }
  end

  if options.settings_file
    File.open(options.settings_file,"w") { |f| f << settings_out }
  end

end

#data_out ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 88

def data_out
  @data_out ||= ""
end

#format_settings ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 80

def format_settings
  options.format_settings || lambda {}
end

#generate_config_file ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 66

def generate_config_file
  settings = ::Amline::Settings.new
  data.each do |r|
    settings.add_graph(r.gid)
    settings.graph(r.gid) { |g|
      g.title = r.gid
    }
  end

  options.templated_settings_proc[settings] if options.templated_settings_proc
  format_settings[settings]
  settings_out << settings.to_xml
end

#output ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 84

def output
  { :data => data_out, :settings => settings_out }
end

#settings_out ⇒ Object 



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# File 'lib/ruport/util/graph/amline.rb', line 92

def settings_out
  @settings_out ||= ""
end