Module: CLIMarkdown::Colors

Included in:
Converter, String
Defined in:
lib/mdless/colors.rb

Instance Method Summary collapse

Instance Method Details

#c(args) ⇒ Object 



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# File 'lib/mdless/colors.rb', line 51

def c(args)

  colors = {
        :reset => 0,     # synonym for :clear
        :x => 0,
        :bold => 1,
        :b => 1,
        :dark => 2,
        :d => 2,
        :italic => 3,     # not widely implemented
        :i => 3,
        :underline => 4,
        :underscore => 4,     # synonym for :underline
        :u => 4,
        :blink => 5,
        :rapid_blink => 6,     # not widely implemented
        :negative => 7,     # no reverse because of String#reverse
        :r => 7,
        :concealed => 8,
        :strikethrough => 9,     # not widely implemented
        :black => 30,
        :red => 31,
        :green => 32,
        :yellow => 33,
        :blue => 34,
        :magenta => 35,
        :cyan => 36,
        :white => 37,
        :on_black => 40,
        :on_red => 41,
        :on_green => 42,
        :on_yellow => 43,
        :on_blue => 44,
        :on_magenta => 45,
        :on_cyan => 46,
        :on_white => 47,
        :intense_black => 90,    # High intensity, aixterm (works in OS X)
        :intense_red => 91,
        :intense_green => 92,
        :intense_yellow => 93,
        :intense_blue => 94,
        :intense_magenta => 95,
        :intense_cyan => 96,
        :intense_white => 97,
        :on_intense_black => 100,    # High intensity background, aixterm (works in OS X)
        :on_intense_red => 101,
        :on_intense_green => 102,
        :on_intense_yellow => 103,
        :on_intense_blue => 104,
        :on_intense_magenta => 105,
        :on_intense_cyan => 106,
        :on_intense_white => 107
      }

  out = []

  args.each {|arg|
    if colors.key? arg
      out << colors[arg]
    end
  }

  if out.size > 0
    "\e[#{out.sort.join(';')}m"
  else
    ''
  end
end

#size_clean ⇒ Object 



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# File 'lib/mdless/colors.rb', line 12

def size_clean
  self.uncolor.size
end

#uncolor ⇒ Object 



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# File 'lib/mdless/colors.rb', line 4

def uncolor
  self.gsub(/\e\[[\d;]+m/,'')
end

#uncolor! ⇒ Object 



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# File 'lib/mdless/colors.rb', line 8

def uncolor!
  self.replace self.uncolor
end

#wrap(width = 78) ⇒ Object 



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# File 'lib/mdless/colors.rb', line 16

def wrap(width=78)

  if self.uncolor =~ /(^([%~] |\s*>)| +[=\-]{5,})/
    return self
  end

  visible_width = 0
  lines = []
  line = ''
  last_ansi = ''

  line += self.match(/^\s*/)[0].gsub(/\t/,'    ')
  input = self.dup # .gsub(/(\w-)(\w)/,'\1 \2')
  input.split(/\s+/).each do |word|
    last_ansi = line.scan(/\e\[[\d;]+m/)[-1] || ''
    if visible_width + word.size_clean >= width
      lines << line + xc
      visible_width = word.size_clean
      line = last_ansi + word
    elsif line.empty?
      visible_width = word.size_clean
      line = last_ansi + word
    else
      visible_width += word.size_clean + 1
      line << " " << last_ansi + word
    end
   end
   lines << line + self.match(/\s*$/)[0] + xc if line
  return lines.join("\n") # .gsub(/\- (\S)/,'-\1')
end

#xc(count = 0) ⇒ Object 



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# File 'lib/mdless/colors.rb', line 47

def xc(count=0)
  c([:x,:white])
end