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module Vedeu
module Borders
# Provides a non-existent Vedeu::Borders::Border that acts like
# the real thing, but does nothing.
#
class Null
# @!attribute [r] name
# @return [String|NilClass]
attr_reader :name
# Returns a new instance of Vedeu::Borders::Null.
#
# @param attributes [Hash<Symbol => void>]
# @option attributes name [String|NilClass]
# @return [Vedeu::Borders::Null]
def initialize(attributes = {})
@attributes = attributes
@name = @attributes[:name]
end
# @return [Fixnum]
def bx
geometry.x
end
alias_method :x, :bx
# @return [Fixnum]
def bxn
geometry.xn
end
alias_method :xn, :bxn
# @return [Fixnum]
def by
geometry.y
end
alias_method :y, :by
# @return [Fixnum]
def byn
geometry.yn
end
alias_method :yn, :byn
# The null border should not be enabled, so that named geometry
# or null geometry is used.
#
# @return [FalseClass]
def enabled?
false
end
# @return [Fixnum]
def height
(by..byn).size
end
# @return [Boolean]
def null?
true
end
# @return [Array]
def render
[]
end
# @return [Fixnum]
def width
(bx..bxn).size
end
private
# Returns the geometry for the interface.
#
# @return (see Vedeu::Geometry::Repository#by_name)
def geometry
@geometry ||= Vedeu.geometries.by_name(name)
end
end # Null
end # Borders
end # Vedeu
Version data entries
12 entries across 12 versions & 1 rubygems