Class: Apexcharts::CartesianChart

Inherits:
Object
  • Object
show all
Includes:
Annotations
Defined in:
lib/apexcharts/charts/cartesian.rb

Direct Known Subclasses

AreaChart, BarChart, LineChart, ScatterChart

Instance Method Summary collapse

Methods included from Annotations

#annotation, #point_annotation, #x_annotation, #y_annotation

Methods included from Utils::Hash

camelize, camelize_keys, deep_merge

Constructor Details

#initialize(bindings, data, options = {}, &block) ⇒ CartesianChart

Returns a new instance of CartesianChart.



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# File 'lib/apexcharts/charts/cartesian.rb', line 7

def initialize bindings, data, options={}, &block
  @bindings = bindings
  options = {**options, **more_options}
  build_instance_variables if @bindings

  instance_eval &block if block_given?

  options[:annotations] = @annotations if @annotations
  @series = sanitize_data(data)
  @options = Utils::Hash.camelize_keys(
               Utils::Hash.deep_merge(
                 build_options(@series[:series][0][:data][0][:x], options),
                 {**@series, chart: {type: chart_type}}.compact
               )
             )

  get_selection_range if brush?
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object 



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# File 'lib/apexcharts/charts/cartesian.rb', line 54

def method_missing method, *args, &block
  if @bindings
    @bindings.send method, *args, &block
  else
    super
  end
end

Instance Method Details

#chart_type ⇒ Object 



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# File 'lib/apexcharts/charts/cartesian.rb', line 26

def chart_type
end

#mixed_series ⇒ Object 



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# File 'lib/apexcharts/charts/cartesian.rb', line 33

def mixed_series
  @series[:series].each{|d| d.merge!(type: chart_type) }
  @series[:series]
end

#more_options ⇒ Object 



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# File 'lib/apexcharts/charts/cartesian.rb', line 29

def more_options
  {}
end

#render ⇒ Object 



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# File 'lib/apexcharts/charts/cartesian.rb', line 38

def render
  attributes = @options.delete(:div) { {} }
  variable = attributes.delete(:var) { "chart#{attributes[:id]&.[](/\d+/)}" }
  element_id = attributes.delete(:id)
  css_class = attributes.delete(:class)
  height = "#{@options[:chart][:height].to_i}px"
  style = "height: #{height}; #{attributes.delete(:style)}"
  html =<<~HTML
    <div id="#{element_id}" class="#{css_class}" style="#{style}"></div>
    <script type="text/javascript">
      var #{variable} = new ApexCharts(document.querySelector("##{element_id}"), #{@options.to_json});
      #{variable}.render();
    </script>
  HTML
end