Class: Map

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file, infopane) ⇒ Map

Returns a new instance of Map.



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# File 'lib/lib/user_interface/map.rb', line 12

def initialize(file, infopane)
  dir_path = File.dirname(__FILE__)

  @infopane = infopane
  @known_unit_types = Hash[
    [Army, Ship, Town].collect { |ii| [ii.map_symbol, ii] }
  ]

  load_map!(dir_path + "/../../save/#{file}.esf")
end

Instance Attribute Details

#infopane ⇒ Object

Returns the value of attribute infopane.



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# File 'lib/lib/user_interface/map.rb', line 10

def infopane
  @infopane
end

#mapx ⇒ Object

Returns the value of attribute mapx.



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# File 'lib/lib/user_interface/map.rb', line 10

def mapx
  @mapx
end

#mapy ⇒ Object

Returns the value of attribute mapy.



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# File 'lib/lib/user_interface/map.rb', line 10

def mapy
  @mapy
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/lib/user_interface/map.rb', line 10

def name
  @name
end

Instance Method Details

#add_unit_to_list(unit, cargo_level = 0, min_cargo_level = 0, max_cargo_level = MAX_CARGO_LEVEL) ⇒ Object

Recursively add units to the list



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# File 'lib/lib/user_interface/map.rb', line 169

def add_unit_to_list(unit, cargo_level = 0,
                     min_cargo_level = 0,
                     max_cargo_level = MAX_CARGO_LEVEL)
  ret = []

  # This unit
  if cargo_level >= min_cargo_level
    ret.append(unit)
  end

  # Transported units
  cargo_level += 1
  if cargo_level <= max_cargo_level
    unit.cargo.each { |uu|
      ret += add_unit_to_list(uu, cargo_level, min_cargo_level, max_cargo_level)
    }
  end

  ret
end

#all_tiles ⇒ Object

Return all tiles



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# File 'lib/lib/user_interface/map.rb', line 107

def all_tiles
  ret = []
  ii = 0
  0.upto(MAPY) { |rr|
    0.upto(MAPX) { |cc|
      ret[ii] = @tiles[rr][cc]
      ii += 1
    }
  }
  ret
end

#all_units(min_cargo_level = 0, max_cargo_level = MAX_CARGO_LEVEL) ⇒ Object

Return all units with cargo level in given range CL0 = map units, CL1 = units in map units, CL2 = units in CL1 units… all_units() -> all units, all_units(0, 0) -> only map units



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# File 'lib/lib/user_interface/map.rb', line 132

def all_units(min_cargo_level = 0, max_cargo_level = MAX_CARGO_LEVEL)
  ret = []

  unless min_cargo_level.between?(0, MAX_CARGO_LEVEL) and
         max_cargo_level.between?(0, MAX_CARGO_LEVEL)
    abort("Map.all_units(): Desired cargo levels need to be " \
          "from 0 to #{MAX_CARGO_LEVEL}")
  end
  unless min_cargo_level <= max_cargo_level
    abort("Map.all_units(): Min cargo level (#{min_cargo_level}) is higher " \
          "than max cargo level (#{max_cargo_level})")
  end

  0.upto(MAPY) { |rr|
    0.upto(MAPX) { |cc|
      ret += all_units_from_tile(cc, rr)
    }
  }

  ret
end

#all_units_from_tile(cc, rr, min_cargo_level = 0, max_cargo_level = MAX_CARGO_LEVEL) ⇒ Object

Return all units from given tile with cargo level in given range



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# File 'lib/lib/user_interface/map.rb', line 155

def all_units_from_tile(cc, rr,
                        min_cargo_level = 0,
                        max_cargo_level = MAX_CARGO_LEVEL)
  ret = []

  uu = get_unit(cc, rr)
  if uu
    ret += add_unit_to_list(uu, 0, min_cargo_level, max_cargo_level)
  end

  ret
end

#draw_tiles ⇒ Object

Draw all tiles



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# File 'lib/lib/user_interface/map.rb', line 97

def draw_tiles
  all_tiles.each { |tt| tt.draw}
end

#get_unit(cc, rr) ⇒ Object

Getter for unit at given coordinates



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# File 'lib/lib/user_interface/map.rb', line 120

def get_unit(cc, rr)
  @tiles[rr][cc].unit
end

#load_head!(row) ⇒ Object

Load core info from given head row of file Return number of units to be loaded



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# File 'lib/lib/user_interface/map.rb', line 51

def load_head!(row)
  head = []
  size = []

  head = row.split(' ')
  size = head[1].split('x')

  @name = head[0]
  @mapx = size[0].to_i
  @mapy = size[1].to_i

  head[2].to_i # unit_count
end

#load_map!(file_path) ⇒ Object

Load map from file



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# File 'lib/lib/user_interface/map.rb', line 24

def load_map!(file_path)
  unless File.file?(file_path)
    abort("Map.load_map!(): File not found (#{file_path})")
  end

  input = File.open(file_path, 'r')
  unit_count = load_head!(input.gets)

  # Load tiles
  @tiles = []
  0.upto(@mapy - 1) { |rr|
    @tiles[rr] = []
    map_row = input.gets
    0.upto(@mapx - 1) { |cc|
      @tiles[rr][cc] = Tile.new(cc, rr, map_row[cc], @infopane)
    }
  }

  # Load units
  unit_count.times { load_unit!(input.gets) }

  puts("Save loaded: #{@name} with #{unit_count} units")
  input.close
end

#load_unit!(row) ⇒ Object

Load one unit from given row



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# File 'lib/lib/user_interface/map.rb', line 66

def load_unit!(row)
  unit = []
  coords = []

  unit = row.split(' ')

  # Check coordinates
  coords = unit[2].split('-')
  coords_x = coords[0].to_i
  coords_y = coords[1].to_i
  if (coords_x < 0 || coords_x >= @mapx ||
      coords_y < 0 || coords_y >= @mapy)
    abort("Map.load_unit!(): Unit out of map borders (#{coords_x}-#{coords_y})")
  end

  # Check faction
  fac = unit[1].to_i
  if(fac < 0 || fac > FACTIONS)
    abort("Map.load_unit!(): Bad faction id (#{fac})")
  end

  # Create unit
  unit_type = unit[0]
  if @known_unit_types.include?(unit_type)
    @known_unit_types[unit_type].new(coords_x, coords_y, fac, self, @infopane)
  else
    abort("Map.load_unit!(): Unknown unit type symbol (#{unit_type})")
  end
end

#set_unit(cc, rr, uu) ⇒ Object

Setter for unit at given coordinates



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# File 'lib/lib/user_interface/map.rb', line 125

def set_unit(cc, rr, uu)
  @tiles[rr][cc].unit = uu
end

#tile(cc, rr) ⇒ Object

Getter for tile at given coordinates



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# File 'lib/lib/user_interface/map.rb', line 102

def tile(cc, rr)
  @tiles[rr][cc]
end