Class: XlsxWriter::HeaderFooter::HF::LCR

Inherits:
Object
  • Object
show all
Defined in:
lib/xlsx_writer/header_footer.rb

Constant Summary collapse

FONT = 
%{"Arial,Regular"}
SIZE = 
10

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hf, id) ⇒ LCR

Returns a new instance of LCR.



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# File 'lib/xlsx_writer/header_footer.rb', line 58

def initialize(hf, id)
  @hf = hf
  @id = id
end

Instance Attribute Details

#contents ⇒ Object

Returns the value of attribute contents.



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# File 'lib/xlsx_writer/header_footer.rb', line 54

def contents
  @contents
end

#hf ⇒ Object (readonly)

Returns the value of attribute hf.



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# File 'lib/xlsx_writer/header_footer.rb', line 55

def hf
  @hf
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/xlsx_writer/header_footer.rb', line 56

def id
  @id
end

Instance Method Details

#code ⇒ Object 



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# File 'lib/xlsx_writer/header_footer.rb', line 98

def code
  [ '', id, FONT, SIZE, render ].join('&')
end

#has_image? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/xlsx_writer/header_footer.rb', line 67

def has_image?
  ::Array.wrap(contents).any? { |v| v.is_a?(XlsxWriter::Image) }
end

#image_id ⇒ Object 



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# File 'lib/xlsx_writer/header_footer.rb', line 71

def image_id
  [ id, hf.id ].join
end

#present? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/xlsx_writer/header_footer.rb', line 63

def present?
  contents.present?
end

#render ⇒ Object 



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# File 'lib/xlsx_writer/header_footer.rb', line 75

def render
  out = case contents
  when :page_x_of_y
    'Page &P of &N'
  when ::Array
    contents.map do |v|
      case v
      when XlsxWriter::Image
        v.lcr = self
        '&G'
      else
        v
      end
    end.join
  when XlsxWriter::Image
    contents.lcr = self
    '&G'
  else
    contents
  end
  "K000000#{out}"
end