Class: PageUp::Pages

Inherits:
SimpleDelegator
  • Object
show all
Defined in:
lib/page_up/pages.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(collection, page, per_page) ⇒ Pages

Returns a new instance of Pages.



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# File 'lib/page_up/pages.rb', line 5

def initialize collection, page, per_page
  @page     = parse page, 1
  @per_page = parse per_page, 25
  @origin   = collection
  super collection[page_range]
end

Instance Attribute Details

#page ⇒ Object (readonly)

Returns the value of attribute page.



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# File 'lib/page_up/pages.rb', line 28

def page
  @page
end

#per_page ⇒ Object (readonly)

Returns the value of attribute per_page.



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# File 'lib/page_up/pages.rb', line 28

def per_page
  @per_page
end

Instance Method Details

#current_slice ⇒ Object 



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# File 'lib/page_up/pages.rb', line 24

def current_slice
  slice_start..slice_end
end

#pages ⇒ Object 



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# File 'lib/page_up/pages.rb', line 16

def pages
  if @origin.size > 0
    (@origin.size.to_f / per_page).ceil
  else
    1
  end
end

#total_size ⇒ Object 



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# File 'lib/page_up/pages.rb', line 12

def total_size
  @origin.size
end