Class: Prawn::Repeater

Inherits:
Object
  • Object
show all
Defined in:
lib/prawn/repeater.rb

Overview

:nodoc:

Experimental API collapse

Experimental API collapse

Constructor Details

#initialize(document, page_filter, dynamic = false, &block) ⇒ Repeater

Returns a new instance of Repeater



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# File 'lib/prawn/repeater.rb', line 93

def initialize(document, page_filter, dynamic = false, &block)
  @document    = document
  @page_filter = page_filter
  @dynamic = dynamic
  @stamp_name  = "prawn_repeater(#{Repeater.count})"
  @document.create_stamp(@stamp_name, &block) unless dynamic
  @block = block if dynamic
  @graphic_state = document.state.page.graphic_state.dup

  Repeater.count += 1
end

Class Attribute Details

.countObject



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# File 'lib/prawn/repeater.rb', line 86

def count
  @count ||= 0
end

Instance Attribute Details

#nameObject (readonly)

Returns the value of attribute name



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# File 'lib/prawn/repeater.rb', line 91

def name
  @name
end

Instance Method Details

#match?(page_number) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/prawn/repeater.rb', line 105

def match?(page_number)
  @document.page_match?(@page_filter, page_number)
end

#run(page_number) ⇒ Object



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# File 'lib/prawn/repeater.rb', line 109

def run(page_number)
  if !@dynamic
    @document.stamp(@stamp_name) if match?(page_number)
  elsif @block && match?(page_number)
    @document.save_graphics_state(@graphic_state) do
      @document.send(:freeze_stamp_graphics)
      @block.call
    end
  end
end