Class: Vedeu::Geometry

Inherits:
Object
  • Object
show all
Defined in:
lib/vedeu/models/geometry.rb

Instance Method Summary collapse

Constructor Details

#initialize(attributes = {}) ⇒ Geometry 



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# File 'lib/vedeu/models/geometry.rb', line 3

def initialize(attributes = {})
  @attributes = attributes
end

Instance Method Details

#attributes ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 7

def attributes
  defaults.merge!(@attributes)
end

#bottom ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 59

def bottom
  top + height
end

#centred ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 27

def centred
  @centred ||= attributes[:centred]
end

#east(value = 1) ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 71

def east(value = 1)
  right + value
end

#height ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 23

def height
  @height ||= attributes[:height]
end

#left ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 47

def left
  if centred
    centre_x - (width / 2)
  else
    x
  end
end

#north(value = 1) ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 43

def north(value = 1)
  top - value
end

#origin(index = 0, &block) ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 31

def origin(index = 0, &block)
  Esc.set_position(virtual_y[index], left, &block)
end

#right ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 67

def right
  left + width
end

#south(value = 1) ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 63

def south(value = 1)
  bottom + value
end

#top ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 35

def top
  if centred
    centre_y - (height / 2)
  else
    y
  end
end

#west(value = 1) ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 55

def west(value = 1)
  left - value
end

#width ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 19

def width
  @width ||= attributes[:width]
end

#x ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 15

def x
  @x ||= attributes[:x]
end

#y ⇒ Object 



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# File 'lib/vedeu/models/geometry.rb', line 11

def y
  @y ||= attributes[:y]
end