Class: CellularMap::Cell

Inherits:
Object
  • Object
show all
Defined in:
lib/cellular_map/cell.rb

Overview

Map cells

Cells are generated on the fly to provide a wrapper to access to the map’s content in a more user-friendly way.

(see README for examples)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(x, y, map) ⇒ Cell

:nodoc:



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# File 'lib/cellular_map/cell.rb', line 15

def initialize(x, y, map) # :nodoc:
  @x = x.to_i
  @y = y.to_i
  @map = map
end

Instance Attribute Details

#map ⇒ Object (readonly)

Map the cell’s a part of.



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# File 'lib/cellular_map/cell.rb', line 13

def map
  @map
end

#x ⇒ Object (readonly)

Cell’s coordinates.



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# File 'lib/cellular_map/cell.rb', line 11

def x
  @x
end

#y ⇒ Object (readonly)

Cell’s coordinates.



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# File 'lib/cellular_map/cell.rb', line 11

def y
  @y
end

Instance Method Details

#+(vector) ⇒ Object

Selecting a related cell through a vector movement.



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# File 'lib/cellular_map/cell.rb', line 49

def +(vector)
  @map[@x + vector.first, @y + vector.last]
end

#-(vector) ⇒ Object

Selecting a related cell through a vector movement.



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# File 'lib/cellular_map/cell.rb', line 54

def -(vector)
  self + vector.collect { |v| -v }
end

#<=>(other) ⇒ Object

:nodoc:



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# File 'lib/cellular_map/cell.rb', line 40

def <=>(other) # :nodoc:
  2 * (y <=> other.y) + (x <=> other.x)
end

#==(other) ⇒ Object

:nodoc:



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# File 'lib/cellular_map/cell.rb', line 35

def ==(other) # :nodoc:
  self.class == other.class &&
  [@x, @y, @map] == [other.x, other.y, other.map]
end

#content ⇒ Object

Cell’s content.



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# File 'lib/cellular_map/cell.rb', line 22

def content
  @map.store[[x, y]]
end

#content=(content) ⇒ Object

Setting new content in the cell.



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# File 'lib/cellular_map/cell.rb', line 27

def content=(content)
  @map[@x, @y] = content
end

#eql?(other) ⇒ Boolean

:nodoc:

Returns:

  • (Boolean) 


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# File 'lib/cellular_map/cell.rb', line 44

def eql?(other) # :nodoc:
  self == other
end

#hash ⇒ Object

:nodoc:



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# File 'lib/cellular_map/cell.rb', line 31

def hash # :nodoc:
  x + y
end