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|
module Colorize
module ClassMethods
#
# Property to disable colorization
#
def disable_colorization(value = nil)
if value.nil?
if defined?(@disable_colorization)
@disable_colorization || false
else
false
end
else
@disable_colorization = (value || false)
end
end
#
# Setter for disable colorization
#
def disable_colorization=(value)
@disable_colorization = (value || false)
end
#
# Return array of available colors used by colorize
#
def colors
color_codes.keys
end
#
# Return array of available modes used by colorize
#
def modes
mode_codes.keys
end
#
# Display color samples
#
def color_samples
colors.permutation(2).each do |background, color|
sample_text = "#{color.inspect.rjust(15)} on #{background.inspect.ljust(15)}"
puts "#{new(sample_text).colorize(:color => color, :background => background)} #{sample_text}"
end
end
#
# Method removed, raise NoMethodError
#
def color_matrix(_ = '')
fail NoMethodError, '#color_matrix method was removed, try #color_samples instead'
end
# private
#
# Color codes hash
#
def color_codes
{
:black => 0, :light_black => 60,
:red => 1, :light_red => 61,
:green => 2, :light_green => 62,
:yellow => 3, :light_yellow => 63,
:blue => 4, :light_blue => 64,
:magenta => 5, :light_magenta => 65,
:cyan => 6, :light_cyan => 66,
:white => 7, :light_white => 67,
:default => 9
}
end
#
# Mode codes hash
#
def mode_codes
{
:default => 0, # Turn off all attributes
:bold => 1, # Set bold mode
:italic => 3, # Set italic mode
:underline => 4, # Set underline mode
:blink => 5, # Set blink mode
:swap => 7, # Exchange foreground and background colors
:hide => 8 # Hide text (foreground color would be the same as background)
}
end
#
# Generate color and on_color methods
#
def color_methods
colors.each do |key|
next if key == :default
define_method key do
colorize(:color => key)
end
define_method "on_#{key}" do
colorize(:background => key)
end
end
end
#
# Generate modes methods
#
def modes_methods
modes.each do |key|
next if key == :default
define_method key do
colorize(:mode => key)
end
end
end
end
end
|
