Class: SVGGVS::File

Inherits:
Object
  • Object
show all
Defined in:
lib/svggvs/file.rb

Instance Method Summary collapse

Constructor Details

#initialize(path_or_doc) ⇒ File

Returns a new instance of File.



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# File 'lib/svggvs/file.rb', line 5

def initialize(path_or_doc)
  @instance = 0

  case path_or_doc
  when String
    @path = path_or_doc
  else
    @doc = path_or_doc
  end
end

Instance Method Details

#clear_targets! ⇒ Object 



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# File 'lib/svggvs/file.rb', line 57

def clear_targets!
  target.children.each(&:remove)
end

#defs ⇒ Object 



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# File 'lib/svggvs/file.rb', line 32

def defs
  @defs ||= doc.at_css('defs')
end

#doc ⇒ Object 



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# File 'lib/svggvs/file.rb', line 46

def doc
  return @doc if @doc

  @doc = Nokogiri::XML(::File.read(@path))
  clear_targets!

  original_defs

  @doc
end

#dup_with_only_last_target ⇒ Object 



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# File 'lib/svggvs/file.rb', line 84

def dup_with_only_last_target
  dupe = self.class.new(doc.dup)

  target = dupe.target.children.last.dup
  target[:style] = ''

  dupe.target.remove

  dupe.root.children.each do |child|
    child[:style] = 'display:none'
  end

  dupe.root << target

  dupe
end

#original_defs ⇒ Object 



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# File 'lib/svggvs/file.rb', line 36

def original_defs
  @original_defs ||= defs.dup
end

#reset_defs! ⇒ Object 



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# File 'lib/svggvs/file.rb', line 40

def reset_defs!
  defs.children.each(&:remove)

  defs << original_defs.children
end

#root ⇒ Object 



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# File 'lib/svggvs/file.rb', line 24

def root
  source.parent
end

#save(file) ⇒ Object 



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# File 'lib/svggvs/file.rb', line 101

def save(file)
  for_save_doc = doc.dup
  for_save_doc.css('g[inkscape|label]').each do |group|
    if (group[:style] || '').include?('display:none')
      if !(group['inkscape:label'] || '').include?('(protect)')
        group.remove
      end
    end
  end

  ::File.open(file, 'w') { |fh| fh.print for_save_doc.to_xml }
end

#source ⇒ Object 



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# File 'lib/svggvs/file.rb', line 16

def source
  return @source if @source

  @source = doc.at_css('g[inkscape|label="Source"]')
  @source['style'] = 'display:none'
  @source
end

#target ⇒ Object 



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# File 'lib/svggvs/file.rb', line 28

def target
  @target ||= doc.at_css('g[inkscape|label="Target"]')
end

#with_new_target {|target_obj| ... } ⇒ Object

Yields:

  • (target_obj) 


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# File 'lib/svggvs/file.rb', line 61

def with_new_target
  new_target = source.dup
  new_target[:id] = new_target[:id] + "_#{@instance}"
  new_target['inkscape:label'] = new_target['inkscape:label'] + "_#{@instance}"

  target_obj = Target.new(new_target)

  reset_defs!

  yield target_obj

  target_obj.replaced
  target_obj.unclone

  target << target_obj.target

  target_obj.injected_defs.values.each do |v|
    defs << v
  end

  @instance += 1
end