Class: Prawn::Format::Instructions::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/prawn/format/instructions/base.rb

Direct Known Subclasses

TagClose, TagOpen, Text

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(state) ⇒ Base

Returns a new instance of Base.



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# File 'lib/prawn/format/instructions/base.rb', line 10

def initialize(state)
  @state = state
  state.document.font_size(state.font_size) do
    @height = state.font.height
    @ascent = state.font.ascender
    @descent = state.font.descender
  end
end

Instance Attribute Details

#ascent ⇒ Object (readonly)

Returns the value of attribute ascent.



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# File 'lib/prawn/format/instructions/base.rb', line 8

def ascent
  @ascent
end

#descent ⇒ Object (readonly)

Returns the value of attribute descent.



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# File 'lib/prawn/format/instructions/base.rb', line 8

def descent
  @descent
end

#state ⇒ Object (readonly)

Returns the value of attribute state.



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# File 'lib/prawn/format/instructions/base.rb', line 8

def state
  @state
end

Instance Method Details

#accumulate(list) ⇒ Object 



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# File 'lib/prawn/format/instructions/base.rb', line 55

def accumulate(list)
  list.push(self)
end

#break? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prawn/format/instructions/base.rb', line 31

def break?
  false
end

#discardable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prawn/format/instructions/base.rb', line 39

def discardable?
  false
end

#end_verbatim? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prawn/format/instructions/base.rb', line 47

def end_verbatim?
  false
end

#force_break? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prawn/format/instructions/base.rb', line 35

def force_break?
  false
end

#height(*args) ⇒ Object 



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# File 'lib/prawn/format/instructions/base.rb', line 27

def height(*args)
  @height
end

#spaces ⇒ Object 



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# File 'lib/prawn/format/instructions/base.rb', line 19

def spaces
  0
end

#start_verbatim? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prawn/format/instructions/base.rb', line 43

def start_verbatim?
  false
end

#style ⇒ Object 



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# File 'lib/prawn/format/instructions/base.rb', line 51

def style
  {}
end

#width(*args) ⇒ Object 



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# File 'lib/prawn/format/instructions/base.rb', line 23

def width(*args)
  0
end