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# frozen_string_literal: true
module Axlsx
# The Scaling class defines axis scaling
class Scaling
include Axlsx::OptionsParser
# creates a new Scaling object
# @option options [Integer] logBase
# @option options [Symbol] orientation
# @option options [Float] max
# @option options [Float] min
def initialize(options = {})
@orientation = :minMax
@logBase, @min, @max = nil, nil, nil
parse_options options
end
# logarithmic base for a logarithmic axis.
# must be between 2 and 1000
# @return [Integer]
attr_reader :logBase
# the orientation of the axis
# must be one of [:minMax, :maxMin]
# @return [Symbol]
attr_reader :orientation
# the maximum scaling
# @return [Float]
attr_reader :max
# the minimu scaling
# @return [Float]
attr_reader :min
# @see logBase
def logBase=(v) DataTypeValidator.validate "Scaling.logBase", [Integer], v, ->(arg) { arg >= 2 && arg <= 1000 }; @logBase = v; end
# @see orientation
def orientation=(v) RestrictionValidator.validate "Scaling.orientation", [:minMax, :maxMin], v; @orientation = v; end
# @see max
def max=(v) DataTypeValidator.validate "Scaling.max", Float, v; @max = v; end
# @see min
def min=(v) DataTypeValidator.validate "Scaling.min", Float, v; @min = v; end
# Serializes the object
# @param [String] str
# @return [String]
def to_xml_string(str = +'')
str << '<c:scaling>'
str << '<c:logBase val="' << @logBase.to_s << '"/>' unless @logBase.nil?
str << '<c:orientation val="' << @orientation.to_s << '"/>' unless @orientation.nil?
str << '<c:min val="' << @min.to_s << '"/>' unless @min.nil?
str << '<c:max val="' << @max.to_s << '"/>' unless @max.nil?
str << '</c:scaling>'
end
end
end
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