Graphics (Expansion)(Needed For Tween)

#==============================================================================#
# ■ Graphics (Expansion)
#==============================================================================#
# // • Created By    : IceDragon
# // • Data Created  : 01/02/2012
# // • Data Modified : 01/04/2012
# // • Version       : 1.0
#==============================================================================#
# ● Change Log
#     ♣ 01/02/2012 V1.0
#         Added
#           Graphics.rect
#     ♣ 01/04/2012 V1.0
#         Added
#           (Script Header)
#     ♣ 01/13/2012 V1.0
#         Added
#           Graphics.play_rect
#     ♣ 01/14/2012 V1.0
#         Added
#           Graphics.frames_to_sec( frames )
#     ♣ 01/23/2012 V1.0
#         Added
#           sec_per_frame
#==============================================================================#
module Graphics
  #--------------------------------------------------------------------------#
  # ● new-module-method :rect
  #/------------------------------------------------------------------------\#
  # ● Return
  #     Rect
  #\------------------------------------------------------------------------/#
  def self.rect
    Rect.new( 0, 0, width, height )
  end unless method_defined? :rect
  #--------------------------------------------------------------------------#
  # ● new-module-method :play_rect
  #/------------------------------------------------------------------------\#
  # ● Return
  #     Rect
  #\------------------------------------------------------------------------/#
  def self.play_rect
    Rect.new( 0, 0, playwidth, playheight )
  end unless method_defined? :play_rect
  #--------------------------------------------------------------------------#
  # ● new-module-method :frames_to_sec
  #/------------------------------------------------------------------------\#
  # ● Parameters
  #     frames (Numeric)
  # ● Return
  #     Float
  #\------------------------------------------------------------------------/#
  def self.frames_to_sec( frames )
    frames / frame_rate.to_f
  end
  #--------------------------------------------------------------------------#
  # ● new-module-method :sec_per_frame
  #/------------------------------------------------------------------------\#
  # ● Return
  #     Float
  #\------------------------------------------------------------------------/#
  def self.sec_per_frame()
    1.0 / frame_rate
  end
end
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