Class: RailsDataExplorer::Chart

Inherits:

Object

• Object
• RailsDataExplorer::Chart

Includes:

ActionView::Helpers::NumberHelper, ActionView::Helpers::TagHelper

Defined in:

lib/rails_data_explorer/chart.rb,
lib/rails_data_explorer/chart/box_plot.rb,
lib/rails_data_explorer/chart/pie_chart.rb,
lib/rails_data_explorer/chart/scatterplot.rb,
lib/rails_data_explorer/chart/parallel_set.rb,
lib/rails_data_explorer/chart/box_plot_group.rb,
lib/rails_data_explorer/chart/contingency_table.rb,
lib/rails_data_explorer/chart/histogram_temporal.rb,
lib/rails_data_explorer/chart/parallel_coordinates.rb,
lib/rails_data_explorer/chart/histogram_categorical.rb,
lib/rails_data_explorer/chart/histogram_quantitative.rb,
lib/rails_data_explorer/chart/stacked_histogram_temporal.rb,
lib/rails_data_explorer/chart/descriptive_statistics_table.rb,
lib/rails_data_explorer/chart/stacked_bar_chart_categorical.rb,
lib/rails_data_explorer/chart/stacked_bar_chart_categorical_percent.rb

Overview

Responsibilities:

* Visualize data
* Integrate with front end visualization libraries

Collaborators:

* RdeTable

Direct Known Subclasses

BoxPlot, BoxPlotGroup, ContingencyTable, DescriptiveStatisticsTable, HistogramCategorical, HistogramQuantitative, ParallelCoordinates, ParallelSet, PieChart, Scatterplot, StackedBarChartCategorical, StackedHistogramTemporal

Defined Under Namespace

Classes: BoxPlot, BoxPlotGroup, ContingencyTable, DescriptiveStatisticsTable, HistogramCategorical, HistogramQuantitative, HistogramTemporal, ParallelCoordinates, ParallelSet, PieChart, Scatterplot, StackedBarChartCategorical, StackedBarChartCategoricalPercent, StackedHistogramTemporal

Instance Attribute Summary

• #output_buffer ⇒ Object

  required for content_tag.

Instance Method Summary

• #dom_id ⇒ Object
• #render? ⇒ Boolean

  Returns true if this chart will be rendered.

Instance Attribute Details

#output_buffer ⇒ Object

required for content_tag

# File 'lib/rails_data_explorer/chart.rb', line 15

def output_buffer
  @output_buffer
end

Instance Method Details

#dom_id ⇒ Object

# File 'lib/rails_data_explorer/chart.rb', line 18

def dom_id
  "rde-chart-#{ object_id }"
end

#render? ⇒ Boolean

Returns true if this chart will be rendered. Sometimes we can’t make that decision until render time. Override this method in sub classes, e.g., to avoid rendering ParallelCoordinates when all data series are categorical.

Returns:

• (Boolean)

# File 'lib/rails_data_explorer/chart.rb', line 25

def render?
  true
end