Module: MetricsGraphicsRails::ViewHelpers

Defined in:
lib/metrics-graphics-rails/view_helpers.rb

Instance Method Summary collapse

Instance Method Details

#metrics_graphic_for(data, options = {}) ⇒ Object 



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# File 'lib/metrics-graphics-rails/view_helpers.rb', line 5

def metrics_graphic_for(data, options = {})
  @data              = data
  json_data          = data.to_json
  @target            = options.fetch(:target)
  @x_accessor        = options.fetch(:x_accessor)  { :date }
  @y_accessor        = options.fetch(:y_accessor)  { :value }
  title              = options.fetch(:title)
  description        = options.fetch(:description) { '' }
  width              = options.fetch(:width)       { 600 }
  height             = options.fetch(:height)      { 250 }
  @time_format       = options.fetch(:time_format) { '%Y-%m-%d' }
  # Markers is an array of hashes with 'date' and 'label' keys
  @markers           = options.fetch(:markers)     { [] }
  @is_multiple       = data.first.is_a?(Array)
  @extra_options     = options[:extra_options] || {}

  javascript_tag <<-SCRIPT
    var data = #{json_data};

    #{convert_data_js}
    
    #{markers}

    MG.data_graphic({
      title: "#{title}",
      description: "#{description}",
      data: data,
      width: #{width},
      height: #{height},
      target: '#{@target}',
      #{extra_options_to_options}
      #{markers_option}
      x_accessor: '#{@x_accessor}',
      y_accessor: '#{@y_accessor}'
    });
  SCRIPT
end