Class: RubyRich::AnsiCode

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_rich/ansi_code.rb

Constant Summary collapse

ANSI_CODES = 
{
  reset: "\e[0m",
  bold: "1",
  faint: "2",
  italic: "3",
  underline: "4",
  curly_underline: "4:3",
  dotted_underline: "4:4",
  dashed_underline: "4:5",
  double_underline: "21",
  blink: "5",
  rapid_blink: "6",
  inverse: "7",
  invisible: "8",
  strikethrough: "9",
  fraktur: "20",
  no_blink: "25",
  no_inverse: "27",
  overline: "53",
  color: {
    black: "30",
    red: "31",
    green: "32",
    yellow: "33",
    blue: "34",
    magenta: "35",
    cyan: "36",
    white: "37"
  },
  bright_color:{
    black: "90",
    red: "91",
    green: "92",
    yellow: "93",
    blue: "94",
    magenta: "95",
    cyan: "96",
    white: "97"
  },
  background: {
    black: "40",
    red: "41",
    green: "42",
    yellow: "43",
    blue: "44",
    magenta: "45",
    cyan: "46",
    white: "47"
  },
  bright_background: {
    black: "100",
    red: "101",
    green: "102",
    yellow: "103",
    blue: "104",
    magenta: "105",
    cyan: "106",
    white: "107"
  }
}

Class Method Summary collapse

Class Method Details

.background(color, bright = false) ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 76

def self.background(color, bright=false)
  if bright
    "\e[#{ANSI_CODES[:bright_background][color]}m"
  else
    "\e[#{ANSI_CODES[:background][color]}m"
  end
end

.blink ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 107

def self.blink
  "\e[#{ANSI_CODES[:blink]}m"
end

.bold ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 84

def self.bold
  "\e[#{ANSI_CODES[:bold]}m"
end

.color(color, bright = false) ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 68

def self.color(color, bright=false)
  if bright
    "\e[#{ANSI_CODES[:bright_color][color]}m"
  else
    "\e[#{ANSI_CODES[:color][color]}m"
  end
end

.font(font_color, font_bright: false, background: nil, background_bright: false, bold: false, italic: false, underline: false, underline_style: nil, strikethrough: false, overline: false) ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 143

def self.font(font_color, 
  font_bright: false, 
  background: nil, 
  background_bright: false,
  bold: false, 
  italic: false,
  underline: false,
  underline_style: nil,
  strikethrough: false,
  overline: false
  )
  code = if font_bright
    "\e[#{ANSI_CODES[:bright_color][font_color]}"
  else
    "\e[#{ANSI_CODES[:color][font_color]}"
  end
  if background
    code += ";" + if background_bright
      "#{ANSI_CODES[:bright_background][background]}"
    else
      "#{ANSI_CODES[:background][background]}"
    end
  end
  if bold
    code += ";" + ANSI_CODES[:bold]
  end
  if italic
    code += ";" + ANSI_CODES[:italic]
  end
  if underline
    case underline_style
    when nil
      code += ";" + ANSI_CODES[:underline]
    when :double
      code += ";" + ANSI_CODES[:double_underline]
    when :curly
      code += ";" + ANSI_CODES[:curly_underline]
    when :dotted
      code += ";" + ANSI_CODES[:dotted_underline]
    when :dashed
      code += ";" + ANSI_CODES[:dashed_underline]
    end
  end
  if strikethrough
    code += ";" +  ANSI_CODES[:strikethrough]
  end
  if overline
    code += ";" +  ANSI_CODES[:overline]
  end
  return code+"m"
end

.fraktur ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 119

def self.fraktur
  "\e[#{ANSI_CODES[:fraktur]}m"
end

.inverse ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 115

def self.inverse
  "\e[#{ANSI_CODES[:inverse]}m"
end

.invisible ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 123

def self.invisible
  "\e[#{ANSI_CODES[:invisible]}m"
end

.italic ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 88

def self.italic
  "\e[#{ANSI_CODES[:italic]}m"
end

.no_blink ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 135

def self.no_blink
  "\e[#{ANSI_CODES[:no_blink]}m"
end

.no_inverse ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 139

def self.no_inverse
  "\e[#{ANSI_CODES[:no_inverse]}m"
end

.overline ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 131

def self.overline
  "\e[#{ANSI_CODES[:overline]}m"
end

.rapid_blink ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 111

def self.rapid_blink
  "\e[#{ANSI_CODES[:rapid_blink]}m"
end

.reset ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 64

def self.reset
  ANSI_CODES[:reset]
end

.strikethrough ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 127

def self.strikethrough
  "\e[#{ANSI_CODES[:strikethrough]}m"
end

.underline(style = nil) ⇒ Object 



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# File 'lib/ruby_rich/ansi_code.rb', line 92

def self.underline(style=nil)
  case style
  when nil
    return "\e[#{ANSI_CODES[:underline]}m"
  when :double
    return "\e[#{ANSI_CODES[:double_underline]}m"
  when :curly
    return "\e[#{ANSI_CODES[:curly_underline]}m"
  when :dotted
    return "\e[#{ANSI_CODES[:dotted_underline]}m"
  when :dashed
    return "\e[#{ANSI_CODES[:dashed_underline]}m"  
  end
end