Class: Inkcite::View::MediaQuery

Inherits:
Object
  • Object
show all
Defined in:
lib/inkcite/view/media_query.rb

Instance Method Summary collapse

Constructor Details

#initialize(view, max_width) ⇒ MediaQuery

Returns a new instance of MediaQuery.



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# File 'lib/inkcite/view/media_query.rb', line 5

def initialize view, max_width

  @view = view
  @max_width = max_width

  # Initialize the responsive styles used in this email.  This will hold
  # an array of Responsive::Rule objects.
  @responsive_styles = Renderer::Responsive.presets(view)

end

Instance Method Details

#<<(rule) ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 16

def << rule

  # Rules only get added once
  @responsive_styles << rule unless @responsive_styles.include?(rule)

  rule
end

#active_styles ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 24

def active_styles
  @responsive_styles.select(&:active?)
end

#blank? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inkcite/view/media_query.rb', line 28

def blank?
  @responsive_styles.none?(&:active?)
end

#find_by_declaration(declarations) ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 32

def find_by_declaration declarations
  @responsive_styles.detect { |r| r.declarations == declarations }
end

#find_by_klass(klass) ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 36

def find_by_klass klass
  @responsive_styles.detect { |r| r.klass == klass }
end

#find_by_tag_and_klass(tag, klass) ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 40

def find_by_tag_and_klass tag, klass
  @responsive_styles.detect { |r| r.klass == klass  && r.include?(tag) }
end

#to_a ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 44

def to_a

  css = []
  css << "@media only screen and (max-width: #{Inkcite::Renderer::px(@max_width)}) {"
  css += active_styles.collect(&:to_css)
  css << '}'

  css
end

#to_css ⇒ Object 



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# File 'lib/inkcite/view/media_query.rb', line 54

def to_css
  to_a.join("\n")
end