Class: Pitchcar::Pieces::Left

Inherits:
Piece
  • Object
show all
Defined in:
lib/pieces/left.rb

Constant Summary collapse

IMAGE = 
Magick::Image.read(File.expand_path('../images/curve_tile.png', __FILE__))[0]

Constants inherited from Piece

Piece::DIRECTIONS

Instance Attribute Summary

Attributes inherited from Piece

#direction, #type, #x, #y

Instance Method Summary collapse

Methods inherited from Piece

#coordinate, first_from_string, #initialize, #name, #to_h, type_from_string

Constructor Details

This class inherits a constructor from Pitchcar::Pieces::Piece

Instance Method Details

#image ⇒ Object 



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# File 'lib/pieces/left.rb', line 30

def image
  if north?
    IMAGE.rotate(180)
  elsif east?
    IMAGE.rotate(270)
  elsif west?
    IMAGE.rotate(90)
  elsif south?
    IMAGE
  end
end

#next_coordinate ⇒ Object 



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# File 'lib/pieces/left.rb', line 18

def next_coordinate
  if north?
    { x: x - 1, y: y }
  elsif east?
    { x: x, y: y + 1 }
  elsif west?
    { x: x, y: y - 1 }
  elsif south?
    { x: x + 1, y: y }
  end
end

#next_direction ⇒ Object 



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# File 'lib/pieces/left.rb', line 6

def next_direction
  if north?
    DIRECTIONS[:WEST]
  elsif east?
    DIRECTIONS[:NORTH]
  elsif west?
    DIRECTIONS[:SOUTH]
  elsif south?
    DIRECTIONS[:EAST]
  end
end

#to_s ⇒ Object 



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# File 'lib/pieces/left.rb', line 42

def to_s
  'L'
end