Class: Dis::Layers

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/dis/layers.rb

Overview

Dis Layers

Represents a collection of layers.

Instance Method Summary collapse

Constructor Details

#initialize(layers = []) ⇒ Layers

Returns a new instance of Layers.



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# File 'lib/dis/layers.rb', line 10

def initialize(layers = [])
  @layers = layers
end

Instance Method Details

#<<(layer) ⇒ Object

Adds a layer to the collection.



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# File 'lib/dis/layers.rb', line 15

def <<(layer)
  @layers << layer
end

#clear! ⇒ Object

Clears all layers from the collection.



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# File 'lib/dis/layers.rb', line 20

def clear!
  @layers = []
end

#delayed ⇒ Object

Returns a new instance containing only the delayed layers.



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# File 'lib/dis/layers.rb', line 30

def delayed
  self.class.new select(&:delayed?)
end

#delayed? ⇒ Boolean

Returns true if one or more delayed layers exist.

Returns:

  • (Boolean) 


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# File 'lib/dis/layers.rb', line 35

def delayed?
  delayed.any?
end

#each(&block) ⇒ Object

Iterates over the layers.



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# File 'lib/dis/layers.rb', line 25

def each(&block)
  @layers.each { |layer| block.call(layer) }
end

#immediate ⇒ Object

Returns a new instance containing only the immediate layers.



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# File 'lib/dis/layers.rb', line 40

def immediate
  self.class.new select(&:immediate?)
end

#immediate? ⇒ Boolean

Returns true if one or more immediate layers exist.

Returns:

  • (Boolean) 


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# File 'lib/dis/layers.rb', line 45

def immediate?
  immediate.any?
end

#readonly ⇒ Object

Returns a new instance containing only the readonly layers.



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# File 'lib/dis/layers.rb', line 50

def readonly
  self.class.new select(&:readonly?)
end

#readonly? ⇒ Boolean

Returns true if one or more readonly layers exist.

Returns:

  • (Boolean) 


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# File 'lib/dis/layers.rb', line 55

def readonly?
  readonly.any?
end

#writeable ⇒ Object

Returns a new instance containing only the writeable layers.



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# File 'lib/dis/layers.rb', line 60

def writeable
  self.class.new select(&:writeable?)
end

#writeable? ⇒ Boolean

Returns true if one or more writeable layers exist.

Returns:

  • (Boolean) 


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# File 'lib/dis/layers.rb', line 65

def writeable?
  writeable.any?
end