Class: Triangular::Units

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

Constant Summary collapse

UNITS = 
{
  inches: { name: 'inches', svg_name: 'in', stroke_width: 0.005 },
  centimeters: { name: 'centimeters', svg_name: 'cm', stroke_width: 0.01 },
  millimeters: { name: 'millimeters', svg_name: 'mm', stroke_width: 0.1 },
  none: { name: 'none', svg_name: '', stroke_width: 0.1 }
}.freeze

Class Method Summary collapse

Class Method Details

.get_property(unit, name) ⇒ Object

Raises:



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# File 'lib/triangular/units.rb', line 16

def self.get_property(unit, name)
  raise UnknownUnitError, "Unknown unit: #{unit}" unless UNITS.key?(unit)

  UNITS[unit][name]
end

.name(unit) ⇒ Object 



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# File 'lib/triangular/units.rb', line 22

def self.name(unit)
  get_property(unit, :name)
end

.stroke_width(unit) ⇒ Object 



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# File 'lib/triangular/units.rb', line 30

def self.stroke_width(unit)
  get_property(unit, :stroke_width)
end

.svg_name(unit) ⇒ Object 



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# File 'lib/triangular/units.rb', line 26

def self.svg_name(unit)
  get_property(unit, :svg_name)
end