Module: Chartism::Chart::ClassMethods

Included in:
Line::ClassMethods, Pie::ClassMethods
Defined in:
lib/chartism/chart.rb

Instance Method Summary collapse

Instance Method Details

#define_array_option(method_name) ⇒ Object 



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# File 'lib/chartism/chart.rb', line 43

def define_array_option method_name
  define_method method_name do |value=nil, &block|
    array = instance_variable_get "@#{method_name}"
    array = instance_variable_set("@#{method_name}", []) unless array

    array << value unless value.nil?
    array << block if block
    array
  end
end

#define_block_option(method_name, default = nil) ⇒ Object 



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# File 'lib/chartism/chart.rb', line 36

def define_block_option method_name, default=nil
  define_method method_name do |&block|
    instance_variable_set "@#{method_name}", block if block
    instance_variable_get("@#{method_name}") || default
  end
end

#define_option(method_name) ⇒ Object 



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# File 'lib/chartism/chart.rb', line 28

def define_option method_name
  define_method method_name do |value=nil, &block|
    instance_variable_set "@#{method_name}", value unless value.nil?
    instance_variable_set "@#{method_name}", block if block
    instance_variable_get "@#{method_name}"
  end
end