Class: Pulo::Cuboid

Inherits:
Object
  • Object
show all
Includes:
Figure3D
Defined in:
lib/pulo/figure/figure3d.rb

Instance Attribute Summary collapse

Attributes included from Figure3D

#surfacearea, #volume

Instance Method Summary collapse

Methods included from Quantity_Checker

#quantity_check

Constructor Details

#initialize(width: nil, height: nil, length: nil, volume: nil, face: nil) ⇒ Cuboid 



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# File 'lib/pulo/figure/figure3d.rb', line 61

def initialize(width: nil, height: nil, length: nil, volume: nil, face: nil)
  raise 'Cuboid needs width, length and height or volume and face or length and face.' unless ((width && length && height) || (volume && face) || (length && face))

  @faces=[]
  if width and length and height
    @width=width; @length=length; @height=height
    @faces[0]=Rectangle.new(width: width, height: height)
    @faces[1]=Rectangle.new(width: width, height: length)
    @faces[2]=Rectangle.new(width: length, height: height)
    @volume=@faces[0].area*@length
  end
  if volume and face
    @volume=volume
    @faces[0]=face
    @width=@faces[0].width
    @height=@faces[0].height
    @length=@volume/@faces[0].area
    @faces[1]=Rectangle.new(width: @width, height: @length)
    @faces[2]=Rectangle.new(width: @length, height: @height)
  end
  if face and length
    @faces[0]=face
    @length=length
    @volume=face.area * length
    @width=@faces[0].width
    @height=@faces[0].height
    @faces[1]=Rectangle.new(width: @width, height: @length)
    @faces[2]=Rectangle.new(width: @length, height: @height)
  end
  @surfacearea=(@faces[0].area+@faces[1].area+@faces[2].area)*2
end

Instance Attribute Details

#faces ⇒ Object (readonly)

Returns the value of attribute faces.



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# File 'lib/pulo/figure/figure3d.rb', line 60

def faces
  @faces
end

#height ⇒ Object (readonly)

Returns the value of attribute height.



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# File 'lib/pulo/figure/figure3d.rb', line 60

def height
  @height
end

#length ⇒ Object (readonly)

Returns the value of attribute length.



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# File 'lib/pulo/figure/figure3d.rb', line 60

def length
  @length
end

#width ⇒ Object (readonly)

Returns the value of attribute width.



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# File 'lib/pulo/figure/figure3d.rb', line 60

def width
  @width
end