Class: Prawn::Repeater
- Inherits:
-
Object
- Object
- Prawn::Repeater
- Defined in:
- lib/prawn/repeater.rb
Overview
:nodoc:
Class Attribute Summary collapse
Instance Attribute Summary collapse
-
#name ⇒ Object
readonly
Returns the value of attribute name.
Instance Method Summary collapse
-
#initialize(document, page_filter, &block) ⇒ Repeater
constructor
A new instance of Repeater.
- #match?(page_number) ⇒ Boolean
- #run(page_number) ⇒ Object
Constructor Details
#initialize(document, page_filter, &block) ⇒ Repeater
Returns a new instance of Repeater.
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# File 'lib/prawn/repeater.rb', line 85 def initialize(document, page_filter, &block) @document = document @page_filter = page_filter @stamp_name = "prawn_repeater(#{Repeater.count})" @document.create_stamp(@stamp_name, &block) Repeater.count += 1 end |
Class Attribute Details
.count ⇒ Object
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# File 'lib/prawn/repeater.rb', line 78 def count @count ||= 0 end |
Instance Attribute Details
#name ⇒ Object (readonly)
Returns the value of attribute name.
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# File 'lib/prawn/repeater.rb', line 83 def name @name end |
Instance Method Details
#match?(page_number) ⇒ Boolean
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# File 'lib/prawn/repeater.rb', line 95 def match?(page_number) case @page_filter when :all true when :odd page_number % 2 == 1 when :even page_number % 2 == 0 when Range, Array @page_filter.include?(page_number) when Proc @page_filter.call(page_number) end end |
#run(page_number) ⇒ Object
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# File 'lib/prawn/repeater.rb', line 110 def run(page_number) @document.stamp(@stamp_name) if match?(page_number) end |