Class: SquareGraph

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

Defined Under Namespace

Classes: Face

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*dimen) ⇒ SquareGraph

Returns a new instance of SquareGraph.

Raises:

  • (ArgumentError) 


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# File 'lib/square_graph.rb', line 5

def initialize(*dimen)
  raise ArgumentError if ![0,2].include?(dimen.size)
  if dimen.size == 2
    test_fixnum(dimen[0], dimen[1])
    raise ArgumentError if test_range([1, dimen[0]], [1, dimen[1]])
    @length, @width = dimen[0], dimen[1]
    @sized = true
  else
    @sized = false
  end
  @sg = Hash.new
end

Instance Attribute Details

#length ⇒ Object (readonly)

Returns the value of attribute length.



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# File 'lib/square_graph.rb', line 3

def length
  @length
end

#width ⇒ Object (readonly)

Returns the value of attribute width.



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# File 'lib/square_graph.rb', line 3

def width
  @width
end

Class Method Details

.create_truthy(objClass, &truthyMethod) ⇒ Object 



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# File 'lib/square_graph.rb', line 129

def self.create_truthy (objClass, &truthyMethod)
  return nil if objClass.method_defined? :truthy?
  objClass.send :define_method, :truthy?, truthyMethod
end

.create_truthy!(objClass, &truthyMethod) ⇒ Object 



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# File 'lib/square_graph.rb', line 134

def self.create_truthy! (objClass, &truthyMethod)
  objClass.send :define_method, :truthy?, truthyMethod
end

Instance Method Details

#==(sg2) ⇒ Object 



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# File 'lib/square_graph.rb', line 151

def == sg2
  sg2.each_pos do |p|
    return false if self.get(p[:x], p[:y]) != sg2.get(p[:x], p[:y])
  end
  true
end

#anytrue? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/square_graph.rb', line 60

def anytrue?
  !(@sg.any? do |f|
    @sg[f[0]] and @sg[f[0]].object
  end)
end

#clear ⇒ Object 



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# File 'lib/square_graph.rb', line 52

def clear
  @sg.clear
end

#each ⇒ Object 



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# File 'lib/square_graph.rb', line 66

def each
  return nil if @sg.empty?
  @sg.each_pair do |p, f|
    yield(f)
  end if block_given?
end

#each_obj ⇒ Object 



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# File 'lib/square_graph.rb', line 73

def each_obj
  return nil if @sg.empty?
  @sg.each_pair do |f, o|
    yield(o.object)
  end if block_given?
  @sg.each_pair if not block_given?
end

#each_pos ⇒ Object 



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# File 'lib/square_graph.rb', line 81

def each_pos
  return nil if @sg.empty?
  pos = Array.new
  (@length||@sg.keys.max(&comp('x'))[0]).downto(@sized?1:@sg.keys.min(&comp('x'))[0]).each do |l|
    (@width||@sg.keys.max(&comp('y'))[1]).downto(@sized?1:@sg.keys.min(&comp('y'))[1]).each do |w|
      p = Hash.new
      p[:x] = l
      p[:y] = w
      pos.push(p)
    end
  end
  pos.each do |p|
    yield(p)
  end if block_given?
  pos.each if not block_given?
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/square_graph.rb', line 56

def empty?
  @sg.none?
end

#falsey? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/square_graph.rb', line 146

def falsey?
  return false if @sg.size == 0
  self.truthy.nil?
end

#fill(x, y, o = true) ⇒ Object 



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# File 'lib/square_graph.rb', line 28

def fill(x, y, o = true)
  test_fixnum(x, y)
  if not o
    self.remove(x, y) if @sg[[x, y]]
    return nil
  end
  if @sized == true
    return nil if test_range([1, x], [1, y], [x, @length], [y, @length])
  end
  return nil if @sg[[x,y]]
  @sg[[x,y]] = Face.new(x, y, o)
end

#get(x, y) ⇒ Object 



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# File 'lib/square_graph.rb', line 41

def get(x, y)
  return nil if !@sg[[x,y]]
  @sg[[x,y]].object
end

#need_truthy ⇒ Object 



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# File 'lib/square_graph.rb', line 120

def need_truthy
  result = Array.new
  @sg.each_pair do |p, f|
    result.push(f.object.class) if not f.object.class.method_defined? :truthy?
  end
  return nil if result.empty?
  result
end

#objects ⇒ Object 



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# File 'lib/square_graph.rb', line 98

def objects
  rt = Array.new
  @sg.values.each do |f|
    rt.push (f.object)
  end
  return nil if rt.size == 0
  rt
end

#remove(*args) ⇒ Object 



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# File 'lib/square_graph.rb', line 46

def remove(*args)
  x, y = args[0], args[1]
  test_fixnum(x, y)
  @sg.delete([x, y])
end

#resize(length, width) ⇒ Object

Raises:

  • (NoMethodError) 


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# File 'lib/square_graph.rb', line 18

def resize(length, width)
  raise NoMethodError if @sized == false
  test_fixnum(length, width)
  return nil if test_range([1, length], [1, width])
  if !@sg.empty?
    return nil if test_range([@sg.keys.max_by {|x| x[0]} [0], length], [@sg.keys.max_by {|y| y[1]} [1], width])
  end
  @length, @width = length, width
end

#truthy ⇒ Object 



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# File 'lib/square_graph.rb', line 107

def truthy
  if @sized
    result = SquareGraph.new(@length, @width)
  else
    result = SquareGraph.new
  end
  @sg.each_pair do  |p, f|
    result.fill(f.x, f.y, f.object) if f.truthy?
  end
  return nil if result.objects.nil?
  result
end

#truthy?(&alt_cond) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/square_graph.rb', line 138

def truthy? (&alt_cond)
  return false if @sg.size == 0
  @sg.each_pair do |p, f|
    return false if not f.truthy?(&alt_cond)
  end
  true
end