Class: ReVIEW::SecCounter

Inherits:
Object show all
Defined in:
lib/review/sec_counter.rb

Overview

Secion Counter class

Instance Method Summary collapse

Constructor Details

#initialize(n, chapter) ⇒ SecCounter

Returns a new instance of SecCounter.



16
17
18
19
 
# File 'lib/review/sec_counter.rb', line 16

def initialize(n, chapter)
  @chapter = chapter
  reset(n)
end

Instance Method Details

#anchor(level) ⇒ Object 



37
38
39
40
41
42
43
 
# File 'lib/review/sec_counter.rb', line 37

def anchor(level)
  str = "#{@chapter.format_number(false)}"
  0.upto(level-2) do |i|
    str << "-#{@counter[i]}"
  end
  str
end

#inc(level) ⇒ Object 



25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/review/sec_counter.rb', line 25

def inc(level)
  n = level - 2
  if n >= 0
    @counter[n] += 1
  end
  if @counter.size > n
    (n+1 .. @counter.size).each do |i|
      @counter[i] = 0
    end
  end
end

#prefix(level, secnolevel) ⇒ Object 



45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
 
# File 'lib/review/sec_counter.rb', line 45

def prefix(level, secnolevel)
  return nil if @chapter.number.blank?

  if level == 1
    if secnolevel >= 1
      if @chapter.is_a? ReVIEW::Book::Part
        num = @chapter.number
        return "#{I18n.t('part', num)}#{I18n.t("chapter_postfix")}"
      else
        return "#{@chapter.format_number}#{I18n.t("chapter_postfix")}"
      end
    end
  else
    if secnolevel >= level
      prefix = @chapter.format_number(false)
      0.upto(level - 2) do |i|
        prefix << ".#{@counter[i]}"
      end
      prefix << I18n.t("chapter_postfix")
      return prefix
    end
  end
end

#reset(n) ⇒ Object 



21
22
23
 
# File 'lib/review/sec_counter.rb', line 21

def reset(n)
  @counter = Array.new(n, 0)
end