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Contents
# frozen_string_literal: true
module Vedeu
module Colours
# The class represents one half (the other, can be found at
# {Vedeu::Colours::Foreground}) of a terminal colour escape
# sequence.
#
# @api private
#
class Background < Vedeu::Colours::Translator
# @return [Boolean]
def background?
present?(to_s)
end
# @return [String]
def to_ast
return '' unless background?
if rgb?
":bg_#{colour.to_s.slice(1..-1)}"
else
':bg'
end
end
# @return [Hash<Symbol => String>]
def to_h
{
background: colour.to_s,
}
end
alias to_hash to_h
# @param _options [Hash] Ignored.
# @return [String]
def to_html(_options = {})
return '' unless rgb?
"background-color:#{colour};"
end
private
# @return [String]
def prefix
"\e[48;"
end
# Returns an escape sequence for a named colour.
#
# @note
# Valid names can be found at
# {Vedeu::EscapeSequences::Esc#valid_codes}
#
# @return [String]
def named
Vedeu.esc.background_colour(colour)
end
# @return [Vedeu::Colours::Backgrounds]
def repository
Vedeu.background_colours
end
end # Background
end # Colours
end # Vedeu
Version data entries
13 entries across 13 versions & 1 rubygems