Module: LazyHighCharts::LayoutHelper

Defined in:
lib/lazy_high_charts/layout_helper.rb

Instance Method Summary collapse

Instance Method Details

#high_chart(placeholder, object, id = "nil", &block) ⇒ Object 



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# File 'lib/lazy_high_charts/layout_helper.rb', line 5

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

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



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# File 'lib/lazy_high_charts/layout_helper.rb', line 17

def high_graph(placeholder, object, id, &block)
  graph =<<-EOJS
  <script type="text/javascript">
  var global_chart_#{id};
  
  
  jQuery(function() {
        // 1. Define JSON options
        var options = {
                      chart: #{object.options[:chart].to_json},
                              title: #{object.options[:title].to_json},
                              legend: #{object.options[:legend].to_json},
                              xAxis: #{object.options[:xAxis].to_json},
                              yAxis: #{object.options[:yAxis].to_json},
                              tooltip:  #{object.options[:tooltip].to_json},
                              credits: #{object.options[:credits].to_json},
                              plotOptions: #{object.options[:plotOptions].to_json},
                              series: #{object.data.to_json},
                              subtitle: #{object.options[:subtitle].to_json}
                      };

        // 2. Add callbacks (non-JSON compliant)
          #{capture(&block) if block_given?}
        // 3. Build the chart
        console.log(global_chart_#{id})
          global_chart_#{id} = new Highcharts.Chart(options);
    });
    </script>
  EOJS
  
  if defined?(raw)
    return raw(graph) 
  else
    return graph
  end
  
end

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



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# File 'lib/lazy_high_charts/layout_helper.rb', line 55

def high_graph_stock(placeholder, object, &block)
  graph =<<-EOJS
  <script type="text/javascript">
  jQuery(function() {
        // 1. Define JSON options
        var options = {
                      chart: #{object.options[:chart].to_json},
                              title: #{object.options[:title].to_json},
                              legend: #{object.options[:legend].to_json},
                              xAxis: #{object.options[:xAxis].to_json},
                              yAxis: #{object.options[:yAxis].to_json},
                              tooltip:  #{object.options[:tooltip].to_json},
                              credits: #{object.options[:credits].to_json},
                              plotOptions: #{object.options[:plotOptions].to_json},
                              series: #{object.data.to_json},
                              subtitle: #{object.options[:subtitle].to_json}
                      };

        // 2. Add callbacks (non-JSON compliant)
          #{capture(&block) if block_given?}
        // 3. Build the chart
          var chart = new Highcharts.StockChart(options);
    });
    </script>
  EOJS
  
  if defined?(raw)
    return raw(graph) 
  else
    return graph
  end
  
end

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



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# File 'lib/lazy_high_charts/layout_helper.rb', line 11

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