Class: Tagline::LineManager

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/tagline/line_manager.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filename) ⇒ LineManager

Returns a new instance of LineManager.



8
9
10
11
12
 
# File 'lib/tagline/line_manager.rb', line 8

def initialize(filename)
  @lines = File.read(filename).split("\n").map do |line|
    Line.new(line)
  end
end

Instance Attribute Details

#lines ⇒ Object (readonly)

Returns the value of attribute lines.



6
7
8
 
# File 'lib/tagline/line_manager.rb', line 6

def lines
  @lines
end

Instance Method Details

#line ⇒ Object 



14
15
16
 
# File 'lib/tagline/line_manager.rb', line 14

def line
  lines[i]
end

#next_line ⇒ Object 



18
19
20
 
# File 'lib/tagline/line_manager.rb', line 18

def next_line
  @i = (i + 1) % length
end

#previous_line ⇒ Object 



22
23
24
 
# File 'lib/tagline/line_manager.rb', line 22

def previous_line
  @i = (i - 1) % length
end