Class: LineChartDecorator

Inherits:

ChartDecorator

• Object
• ChartDecorator
• LineChartDecorator

Defined in:

lib/chart_decorator.rb

Overview

a concrete decorator

Instance Method Summary

• #draw ⇒ Object

  override the details method to include the description of the extra feature and its corresponding price.

• #initialize(real_chart) ⇒ LineChartDecorator constructor

  A new instance of LineChartDecorator.

Constructor Details

#initialize(real_chart) ⇒ LineChartDecorator

Returns a new instance of LineChartDecorator.

# File 'lib/chart_decorator.rb', line 27

def initialize(real_chart)
  super(real_chart)
  @features = "Line Chart"
end

Instance Method Details

#draw ⇒ Object

override the details method to include the description of the extra feature and its corresponding price

# File 'lib/chart_decorator.rb', line 33

def draw
  return @features+"."+@real_chart.draw
end