Class: Spritely::SpriteMap

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/spritely/sprite_map.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, environment, options) ⇒ SpriteMap

Returns a new instance of SpriteMap.



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# File 'lib/spritely/sprite_map.rb', line 14

def initialize(name, environment, options)
  @name = name
  @glob = [name, "*.png"].join("/")
  @environment = environment
  @options = options
end

Instance Attribute Details

#environment ⇒ Object (readonly)

Returns the value of attribute environment.



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# File 'lib/spritely/sprite_map.rb', line 12

def environment
  @environment
end

#glob ⇒ Object (readonly)

Returns the value of attribute glob.



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# File 'lib/spritely/sprite_map.rb', line 12

def glob
  @glob
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/spritely/sprite_map.rb', line 12

def name
  @name
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/spritely/sprite_map.rb', line 12

def options
  @options
end

Instance Method Details

#cache_key ⇒ Object 



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# File 'lib/spritely/sprite_map.rb', line 25

def cache_key
  @cache_key ||= Digest::MD5.hexdigest([options, collection].join)
end

#collection ⇒ Object 



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# File 'lib/spritely/sprite_map.rb', line 29

def collection
  @collection ||= Collection.create(files, options)
end

#files ⇒ Object 



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# File 'lib/spritely/sprite_map.rb', line 37

def files
  environment.paths.flat_map { |path| Dir.glob(File.join(path, glob)) }.sort
end

#inspect ⇒ Object 



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# File 'lib/spritely/sprite_map.rb', line 21

def inspect
  "#<Spritely::SpriteMap name=#{name} options=#{options}>"
end

#save! ⇒ Object 



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# File 'lib/spritely/sprite_map.rb', line 33

def save!
  Generators::ChunkyPng.new(self).build!
end