Class: Glark::ColorOptions

Inherits:
ColorSpec show all
Defined in:
lib/glark/util/colors/options.rb

Constant Summary collapse

DEFAULT_COLORS = 
[
 # "FF88CC",
 "black on yellow",
 "black on green",
 "black on magenta",
 "yellow on black",
 "magenta on black",
 "green on black",
 "cyan on black",
 "blue on yellow",
 "blue on magenta",
 "blue on green",
 "blue on cyan",
 "yellow on blue",
 "magenta on blue",
 "green on blue",
 "cyan on blue",
]

Instance Attribute Summary collapse

Attributes inherited from ColorSpec

#file_name_color, #line_number_color, #text_colors

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ColorOptions

Returns a new instance of ColorOptions.



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# File 'lib/glark/util/colors/options.rb', line 29

def initialize
  super
  @highlighter = nil
  @text_color_style = "multi"
end

Instance Attribute Details

#text_color_style ⇒ Object

single, multi, or nil (no text highlights)



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# File 'lib/glark/util/colors/options.rb', line 27

def text_color_style
  @text_color_style
end

Instance Method Details

#colorize(field, str) ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 113

def colorize field, str
  if field
    field + str + Sickill::Rainbow::TERM_EFFECTS[:reset]
  else
    str
  end
end

#config_fields ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 97

def config_fields
  {
    "file-color" => @file_name_color,
    "highlight" => @text_color_style,
    "line-number-color" => @line_number_color,
  }
end

#create_color(opt, value) ⇒ Object

creates a color for the given option, based on its value



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# File 'lib/glark/util/colors/options.rb', line 36

def create_color opt, value
  if @highlighter
    if value
      make_color value
    else
      raise "error: '" + opt + "' requires a color"
    end
  else
    log { "no highlighter defined" }
  end
end

#dump_fields ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 105

def dump_fields
  {
    "file_name_color" => colorize(@file_name_color, "filename"),
    "highlight" => @text_color_style,
    "line_number_color" => colorize(@line_number_color, "12345"),
  }
end

#highlight_multi?(str) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/glark/util/colors/options.rb', line 93

def highlight_multi? str
  %w{ multi on true yes }.detect { |x| str == x }
end

#make_color(color) ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 48

def make_color color
  @highlighter.to_codes color
end

#make_colors(limit = -1) ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 52

def make_colors limit = -1
  DEFAULT_COLORS[0 .. limit].collect do |color| 
    make_color color
  end
end

#multi_colors ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 58

def multi_colors 
  make_colors
end

#set_text_color(index, color) ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 89

def set_text_color index, color
  @text_colors[index] = color
end

#single_color ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 62

def single_color
  make_colors 0
end

#update_fields(fields) ⇒ Object 



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# File 'lib/glark/util/colors/options.rb', line 121

def update_fields fields
  fields.each do |name, values|
    case name
    when "file-color"
      @file_name_color = create_color name, values.last
    when "highlight"
      self.text_color_style = values.last
    when "line-number-color"
      @line_number_color = create_color name, values.last
    when "text-color"
      @text_colors = [ create_color(name, values.last) ]
    when %r{^text\-color\-(\d+)$}
      set_text_color $1.to_i, create_color(name, values.last)
    end
  end
end