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Versions: 18
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Contents
# frozen_string_literal: true
# A mark is a fragment of music with an optional fitness score assigned.
# Marks are collected into annotations which comment on a voice.
class HeadMusic::Style::Mark
attr_reader :start_position, :end_position, :placements, :fitness
def self.for(placement, fitness: nil)
new(placement.position, placement.next_position, placements: [placement], fitness: fitness)
end
def self.for_all(placements, fitness: nil)
placements = [placements].flatten.compact
return [] if placements.empty?
start_position = placements.map(&:position).min
end_position = placements.map(&:next_position).max
new(start_position, end_position, placements: placements, fitness: fitness)
end
def self.for_each(placements, fitness: nil)
placements = [placements].flatten
placements.map do |placement|
new(placement.position, placement.next_position, placements: placement, fitness: fitness)
end
end
def initialize(start_position, end_position, placements: [], fitness: nil)
@start_position = start_position
@end_position = end_position
@placements = [placements].flatten.compact
@fitness = fitness || HeadMusic::PENALTY_FACTOR
end
def code
[start_position, end_position].join(' to ')
end
def to_s
code
end
end
Version data entries
18 entries across 18 versions & 1 rubygems