Class: Hexflex::TapePlacer

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(canvas, triangle_vector, index) ⇒ TapePlacer

Returns a new instance of TapePlacer.



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# File 'lib/hexflex/tape_placer.rb', line 5

def initialize(canvas, triangle_vector, index)
  @canvas = canvas
  @triangle_vector = triangle_vector
  @index = index.to_i

  @triangle_base = @canvas.width / 5.0
  @triangle_half_base = @triangle_base / 2.0
  @triangle_height = @canvas.height / 2.0
  @triangle_height_after_radius = @triangle_height / 3.0
end

Instance Attribute Details

#canvas ⇒ Object (readonly)

Returns the value of attribute canvas.



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# File 'lib/hexflex/tape_placer.rb', line 3

def canvas
  @canvas
end

#index ⇒ Object (readonly)

Returns the value of attribute index.



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# File 'lib/hexflex/tape_placer.rb', line 3

def index
  @index
end

#triangle_vector ⇒ Object (readonly)

Returns the value of attribute triangle_vector.



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# File 'lib/hexflex/tape_placer.rb', line 3

def triangle_vector
  @triangle_vector
end

Instance Method Details

#place! ⇒ Object 



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# File 'lib/hexflex/tape_placer.rb', line 16

def place!
  @canvas.use(triangle_vector)
    .translate(*lateral_placement)
    .translate(*vertical_placement)
    .rotate(*rotation)
    .scale(*normalize_triangle_scale)
end