Class: WolfRpg::Map

Inherits:
Object
  • Object
show all
Defined in:
lib/wolfrpg/map.rb

Defined Under Namespace

Classes: Event

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filename) ⇒ Map

Returns a new instance of Map.



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# File 'lib/wolfrpg/map.rb', line 11

def initialize(filename)
  @filename = File.basename(filename, '.*')
  FileCoder.open(filename, :read) do |coder|
    coder.verify(MAGIC_NUMBER)

    @tileset_id = coder.read_int

    # Read basic data
    @width = coder.read_int
    @height = coder.read_int
    coder.skip(4) # skip event count
    @events = []

    # Read tiles
    #TODO: interpret this data later
    @tiles = coder.read(@width * @height * 3 * 4)

    # Read events
    while (indicator = coder.read_byte) == 0x6F
      @events << Event.new(coder)
    end
    if indicator != 0x66
      raise "unexpected event indicator: #{indicator.to_s(16)}"
    end
    unless coder.eof?
      raise "file not fully parsed"
    end
  end
end

Instance Attribute Details

#events ⇒ Object (readonly)

Returns the value of attribute events.



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# File 'lib/wolfrpg/map.rb', line 6

def events
  @events
end

#filename ⇒ Object (readonly)

DEBUG



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# File 'lib/wolfrpg/map.rb', line 9

def filename
  @filename
end

#height ⇒ Object (readonly)

Returns the value of attribute height.



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# File 'lib/wolfrpg/map.rb', line 5

def height
  @height
end

#tileset_id ⇒ Object (readonly)

Returns the value of attribute tileset_id.



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# File 'lib/wolfrpg/map.rb', line 3

def tileset_id
  @tileset_id
end

#width ⇒ Object (readonly)

Returns the value of attribute width.



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# File 'lib/wolfrpg/map.rb', line 4

def width
  @width
end

Instance Method Details

#dump(filename) ⇒ Object 



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# File 'lib/wolfrpg/map.rb', line 41

def dump(filename)
  FileCoder.open(filename, :write) do |coder|
    coder.write(MAGIC_NUMBER)
    coder.write_int(@tileset_id)
    coder.write_int(@width)
    coder.write_int(@height)
    coder.write_int(@events.size)
    coder.write(@tiles)
    @events.each do |event|
      next unless event
      coder.write_byte(0x6F)
      event.dump(coder)
    end
    coder.write_byte(0x66)
  end
end

#grep(needle) ⇒ Object

DEBUG method that searches for a string somewhere in the map



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# File 'lib/wolfrpg/map.rb', line 59

def grep(needle)
  @events.each do |event|
    event.pages.each do |page|
      page.commands.each_with_index do |command, line|
        command.string_args.each do |arg|
          if m = arg.match(needle)
            print "#{@filename}/#{event.id}/#{page.id+1}/#{line+1}: #{command.cid}\n\t#{command.args}\n\t#{command.string_args}\n"
            break
          end
        end
      end
    end
  end
end

#grep_cid(cid) ⇒ Object 



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# File 'lib/wolfrpg/map.rb', line 74

def grep_cid(cid)
  @events.each do |event|
    event.pages.each do |page|
      page.commands.each_with_index do |command, line|
        if command.cid == cid
          print "#{@filename}/#{event.id}/#{page.id+1}/#{line+1}: #{command.cid}\n\t#{command.args}\n\t#{command.string_args}\n"
        end
      end
    end
  end
end