Method: Tree#parse

Defined in:
lib/rwd/tree.rb

#parse(types = [], subtypes = [], once = false) ⇒ Object



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# File 'lib/rwd/tree.rb', line 280

def parse(types=[], subtypes=[], once=false)
  types	= [types]	if types.class == Class
  subtypes	= [subtypes]	if subtypes.class == String
  hidelevel	= nil

  catch :once do
    @objects.each do |obj|
      if (@checkvisibility and hidelevel.nil? and (not obj.visible))
        hidelevel	= obj.level
      else
        if (@checkvisibility and (not hidelevel.nil?) and obj.visible and obj.level <= hidelevel)
          hidelevel	= nil
        end
      end

      if hidelevel.nil?
        ok = false
        catch :stop do
          if types.empty?
            if subtypes.empty?
              ok = true
              throw :stop
            else
              subtypes.each do |st|
                if obj.subtype == st
                  ok = true
                  throw :stop
                end
              end
            end
          else
            if subtypes.empty?
              types.each do |t|
                if obj.kind_of?(t)
                  ok = true
                  throw :stop
                end
              end
            else
              types.each do |t|
                subtypes.each do |st|
                  if obj.kind_of?(t) and obj.subtype == st
                    ok = true
                    throw :stop
                  end
                end
              end
            end
          end
        end

        if ok
          yield(obj.class.to_s, obj)

          throw :once	if once
        end
      end
    end
  end
end