Class: Spectra::Spectrum

Inherits:
Object
  • Object
show all
Defined in:
lib/spectra/models/spectrum.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#_prefix ⇒ Object

Returns the value of attribute _prefix.



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# File 'lib/spectra/models/spectrum.rb', line 9

def _prefix
  @_prefix
end

#colors ⇒ Object

Returns the value of attribute colors.



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# File 'lib/spectra/models/spectrum.rb', line 10

def colors
  @colors
end

#views ⇒ Object

Returns the value of attribute views.



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# File 'lib/spectra/models/spectrum.rb', line 10

def views
  @views
end

Instance Method Details

#color(name, attributes) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 43

def color(name, attributes)
  self.colors ||= [] 
  self.colors << Color.new(name, Components.componentize(attributes))
end

#components(*components) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 48

def components(*components)
  components.hash_from(:red, :green, :blue, :alpha)
end

#format(type, directory = nil, &renamer) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 38

def format(type, directory = nil, &renamer)
  self.views ||= []
  self.views.concat(Views.from_attributes({ type: type, directory: directory, renamer: renamer }))
end

#formats(*types) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 34

def formats(*types) 
  types.each { |type| format(type) }
end

#generate(definition) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 12

def generate(definition)
  # evaluate color definition file, setup defaults
  self.instance_eval(definition)
  self.log_report()

  # pull in default formats if we don't have any
  self.formats(:palette, :objc) unless self.views

  # render views according to the specification
  self.views.each do |view|
    view.serialize({ colors: self.colors, prefix: self._prefix })
  end
end

#hex(*components) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 52

def hex(*components)
  components.hash_from(:hex, :alpha)
end

#log_report ⇒ Object

Debug



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# File 'lib/spectra/models/spectrum.rb', line 64

def log_report 
  color_info = self.colors.inject("") do |memo, color|
    memo += "[∫] Evaluated #{color}\n"
  end
  
  Spectra.logger.debug(color_info)
end

#prefix(prefix) ⇒ Object

DSL



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# File 'lib/spectra/models/spectrum.rb', line 30

def prefix(prefix)
  self._prefix = prefix 
end

#white(*components) ⇒ Object 



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# File 'lib/spectra/models/spectrum.rb', line 56

def white(*components)
  components.hash_from(:white, :alpha)
end