1class TextBoxBuilder
 2  def initialize(coordinates)
 3    @text_field = UITextField.alloc.initWithFrame(coordinates)
 4    @text_field.autocapitalizationType = UITextAutocapitalizationTypeNone
 5    @text_field.borderStyle = UITextBorderStyleRoundedRect
 6  end
 7  def centered_within(view)
 8    @text_field.textAlignment = UITextAlignmentCenter
 9    @text_field.center = CGPointMake(view.frame.size.width / 2, view.frame.size.height / 2 - 100)
10    self
11  end
12  def build
13    TextBox.new(@text_field)
14  end
15end