Class: PrawnHtml::Tags::Ol

Inherits:
PrawnHtml::Tag show all
Defined in:
lib/prawn_html/tags/ol.rb

Constant Summary collapse

ELEMENTS = 
[:ol].freeze
MARGIN_TOP = 
15
MARGIN_LEFT = 
40
MARGIN_BOTTOM = 
15

Constants inherited from PrawnHtml::Tag

PrawnHtml::Tag::CALLBACKS, PrawnHtml::Tag::TAG_CLASSES

Instance Attribute Summary collapse

Attributes inherited from PrawnHtml::Tag

#attrs, #parent, #tag

Instance Method Summary collapse

Methods inherited from PrawnHtml::Tag

#block_styles, class_for, #process_styles, #tag_close_styles, #tag_open_styles

Constructor Details

#initialize(tag, attributes: {}, options: {}) ⇒ Ol

Returns a new instance of Ol.



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# File 'lib/prawn_html/tags/ol.rb', line 14

def initialize(tag, attributes: {}, options: {})
  super
  @counter = 0
  @first_level = false
end

Instance Attribute Details

#counter ⇒ Object

Returns the value of attribute counter.



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# File 'lib/prawn_html/tags/ol.rb', line 12

def counter
  @counter
end

Instance Method Details

#block? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/prawn_html/tags/ol.rb', line 20

def block?
  true
end

#on_context_add(context) ⇒ Object 



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# File 'lib/prawn_html/tags/ol.rb', line 24

def on_context_add(context)
  return if context.map(&:tag).count { |el| el == :ol } > 1

  @first_level = true
end

#tag_styles ⇒ Object 



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# File 'lib/prawn_html/tags/ol.rb', line 30

def tag_styles
  if @first_level
    <<~STYLES
      margin-top: #{MARGIN_TOP}px;
      margin-left: #{MARGIN_LEFT}px;
      margin-bottom: #{MARGIN_BOTTOM}px;
    STYLES
  else
    "margin-left: #{MARGIN_LEFT}px"
  end
end