Class: GoogleImageCharts::LineGraph

Inherits:
ChartBase
  • Object
show all
Defined in:
lib/GoogleImageCharts/line-graph.rb

Constant Summary

Constants inherited from ChartBase

ChartBase::CHART_URI_BASE

Instance Attribute Summary

Attributes inherited from ChartBase

#additionalChartOptions, #chartColors, #chartHeight, #chartLabels, #chartTitle, #chartWidth, #usePost

Instance Method Summary collapse

Methods inherited from ChartBase

#chartData=, #chart_url, #get_chart, #html_img_tag, #post_chart_data, #set_chart_label_position

Constructor Details

#initialize(chartOptionsHash) ⇒ LineGraph

Returns a new instance of LineGraph.



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# File 'lib/GoogleImageCharts/line-graph.rb', line 5

def initialize(chartOptionsHash)
  super(chartOptionsHash)
  
  @chartType = "lc" #Line chart
  
  @chartSpecificOptions += "&chds=a"      # Chart Scale (automatic scaling by Google)
  @chartSpecificOptions += "&chxt=x,y"    # Scale labels for the X and Y axis'
  
end

Instance Method Details

#chartDataFlattened ⇒ Object 



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# File 'lib/GoogleImageCharts/line-graph.rb', line 15

def chartDataFlattened
  # Line graphs are series arrays seperated by pipes
  @chartData.join("|")
end