Module: JustHighCharts::LayoutHelper

Includes:
ActionView::Helpers::TagHelper
Included in:
HighChart
Defined in:
lib/just_high_charts/layout_helper.rb

Instance Method Summary collapse

Instance Method Details

#build_html_output(type, placeholder, object, &block) ⇒ Object 



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# File 'lib/just_high_charts/layout_helper.rb', line 27

def build_html_output(type, placeholder, object, &block)
  options_collection = [generate_json_from_hash(OptionsKeyFilter.filter(object.options))]
  options_collection << %|"series": [#{generate_json_from_array(object.series_data)}]|

  core_js ="    var options = { \#{options_collection.join(',')} };\n    \#{capture(&block) if block_given?}\n    window.chart_\#{placeholder.underscore} = new Highcharts.\#{type}(options);\n  EOJS\n\n  if defined?(request) && request.respond_to?(:xhr?) && request.xhr?\n    graph =<<-EOJS\n    <script type=\"text/javascript\">\n    (function() {\n      \#{core_js}\n    })()\n    </script>\n    EOJS\n  elsif defined?(Turbolinks) && request.headers[\"X-XHR-Referer\"]\n    graph =<<-EOJS\n    <script type=\"text/javascript\">\n    (function() {\n      var f = function(){\n        document.removeEventListener('page:load', f, true);\n        \#{core_js}\n      };\n      document.addEventListener('page:load', f, true);\n    })()\n    </script>\n    EOJS\n  else\n    graph =<<-EOJS\n    <script type=\"text/javascript\">\n    (function() {\n      var onload = window.onload;\n      window.onload = function(){\n        if (typeof onload == \"function\") onload();\n        \#{core_js}\n      };\n    })()\n    </script>\n    EOJS\n  end\n\n  if defined?(raw)\n    return raw(graph)\n  else\n    return graph\n  end\n\nend\n"

#high_chart(placeholder, object, &block) ⇒ Object 



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# File 'lib/just_high_charts/layout_helper.rb', line 7

def high_chart(placeholder, object, &block)
  object.html_options.merge!({:id => placeholder})
  object.options[:chart][:renderTo] = placeholder
  high_graph(placeholder, object, &block).concat(content_tag("div", "", object.html_options))
end

#high_graph(placeholder, object, &block) ⇒ Object 



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# File 'lib/just_high_charts/layout_helper.rb', line 19

def high_graph(placeholder, object, &block)
  build_html_output("Chart", placeholder, object, &block)
end

#high_graph_stock(placeholder, object, &block) ⇒ Object 



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# File 'lib/just_high_charts/layout_helper.rb', line 23

def high_graph_stock(placeholder, object, &block)
  build_html_output("StockChart", placeholder, object, &block)
end

#high_stock(placeholder, object, &block) ⇒ Object 



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# File 'lib/just_high_charts/layout_helper.rb', line 13

def high_stock(placeholder, object, &block)
  object.html_options.merge!({:id => placeholder})
  object.options[:chart][:renderTo] = placeholder
  high_graph_stock(placeholder, object, &block).concat(content_tag("div", "", object.html_options))
end