Menu Variables - ENG

=begin
 ==============================================================================
  ■ Holy87's Menu Variables
      version 1.0
      User difficulty: ★
      License: CC-BY. Everyone can distribute this script and use in their free
      and commercial games. Credit required.
 ==============================================================================
    This script adds so many variables you like in the main menu, inside the
    gold window, to add more currencies
 ==============================================================================
  ■ Compatibility
    Window_Gold -> alias refresh
 ==============================================================================
  ■ Installation and instructions
    Place this script under Materials and above Main.
    Configure how many variables you want int the VARIABLES array below.
 ==============================================================================
=end

#==============================================================================
# ** CONFIGURATION
#------------------------------------------------------------------------------
#  Script configuration
#==============================================================================
module MenuVariablesConfig
  VARIABLES = [
  #--------------------------------------------------------------------------
  # * Add so many lines as the variables you want to shoq, like the example:
  #--------------------------------------------------------------------------
  #Name         Variable ID   icon (0 to none)
  ["Crystals",  1,            343   ],
  ["Emblems",   2,            245   ],
  ["Stardusts", 3,            348   ],
  ]#do not remove the parenthesys!
end


#==============================================================================
# ** Variable_Description
#------------------------------------------------------------------------------
#  Contains informations of the variable to show
#==============================================================================
class Variable_Description
  attr_reader :name         #name
  attr_reader :id           #variable ID
  attr_reader :icon_index   #icon index
  #--------------------------------------------------------------------------
  # * Initialization
  #   var_array: array for variable informations [name, id, icon]
  #--------------------------------------------------------------------------
  def initialize(var_array)
    @name = var_array[0]
    @id = var_array[1]
    @icon_index = var_array[2]
  end
  #--------------------------------------------------------------------------
  # * Returns the variable value
  #--------------------------------------------------------------------------
  def value; $game_variables[@id]; end
  #--------------------------------------------------------------------------
  # * Returns true if it hasn't the icon
  #--------------------------------------------------------------------------
  def no_icon?; @icon_index == 0 || @icon_index.nil?; end
end

#==============================================================================
# ** Window_Gold
#------------------------------------------------------------------------------
#  Edit the window to include the variables
#==============================================================================
class Window_Gold < Window_Base
  include MenuVariablesConfig #module inclusion
  alias h87_menuvariable_refresh refresh unless $@
  #--------------------------------------------------------------------------
  # * Method for height
  #--------------------------------------------------------------------------
  def fitting_height(number)
    number += VARIABLES.size if SceneManager.scene.is_a?(Scene_Menu)
    super(number)
  end
  #--------------------------------------------------------------------------
  # * Refresh
  #--------------------------------------------------------------------------
  def refresh
    if SceneManager.scene.is_a?(Scene_Menu)
      contents.clear
      draw_variables
      draw_currency_value(value, currency_unit, 4, line_height*@variables.size, contents.width - 8)
    else
      h87_menuvariable_refresh
    end
  end
  #--------------------------------------------------------------------------
  # * Obtains the variable informations
  #--------------------------------------------------------------------------
  def get_variables
    @variables = []
    for i in 0.. VARIABLES.size-1
      @variables.push(Variable_Description.new(VARIABLES[i]))
    end
  end
  #--------------------------------------------------------------------------
  # * Draw the variables
  #--------------------------------------------------------------------------
  def draw_variables
    get_variables
    for i in 0..@variables.size-1
      var = @variables[i]
      twidth = contents_width - text_size(var.value).width
      twidth -= 24 unless var.no_icon?
      change_color(system_color)
      draw_text(0, line_height*i, twidth, line_height, var.name)
      change_color(normal_color)
      twidth = contents_width - (var.no_icon? ? 0 : 24)
      draw_text(0, line_height*i, twidth, line_height, var.value, 2)
      unless var.no_icon?
        draw_icon(var.icon_index, contents_width-24, line_height*i)
      end
    end
  end
end  #end of the script.