Class: Krupuk::BackMirror

Inherits:

Object

Object
Krupuk::BackMirror

show all

Defined in:: lib/krupuk/back_mirror.rb

Instance Method Summary collapse

#back_x(front_col:, card_width:) ⇒ Object
#initialize(columns:) ⇒ BackMirror constructor

A new instance of BackMirror.

Constructor Details

#initialize(columns:) ⇒ `BackMirror`

Returns a new instance of BackMirror.



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# File 'lib/krupuk/back_mirror.rb', line 5

def initialize(columns:)
  @columns = columns
end

Instance Method Details

#back_x(front_col:, card_width:) ⇒ `Object`

# File 'lib/krupuk/back_mirror.rb', line 9

def back_x(front_col:, card_width:)
  mirrored_col = @columns - 1 - front_col
  mirrored_col * card_width
end