#  rbGooey. -- Game GUI library to be used with rubygame
#  Copyright (C) 2006  Han 'kiba' Dao
#
#  This library is free software; you can redistribute it and/or
#  modify it under the terms of the GNU Lesser General Public
#  License as published by the Free Software Foundation; either
#  version 2.1 of the License, or (at your option) any later version.
#
#  This library is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#  Lesser General Public License for more details.
#
#  You should have received a copy of the GNU Lesser General Public
#  License along with this library; if not, write to the Free Software
#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#Class TextMode handle texts setting and data and handle all classes of Text so everything a programmer need to do with one of the text class can access it here.
class TextMode
  #Set up the class by using the Main class
  attr_accessor :main , :bgcolor , :fgcolor , :x , :y , :text , :size  , :textrender , :omit , :textinput , :textsprite , :report
  def initialize main
    @main = main
    @textrender = textrender
    @textinput = textinput
    @textsprite = textsprite
    #@omit variable is used in render_text, which serve to determine wheather to omit the bgcolor or not from the font render agurement.
    @bgcolor = bgcolor
    @fgcolor = fgcolor
    @omit = omit
    #@x contain the x position of text
    @x = x
    #@y contain the y position of text 
    @y = y
    #@text contain strings of text
    @text = text
    #@size contain the size of the text
    @size = size
    @report = report
    setup
  end
  def setup
    @bgcolor = @main.bgcolor
    @fgcolor = @main.fgcolor
    @x = []
    @y = []
    @text = []
    @size = []
    @report = []
    @omit = false
    @textrender = TextRender.new(@main, self)
    @textinput = TextInput.new(self)
    @textsprite = TextSprite.new(self)
  end
  #This method exist for the purpose of DRY or don't repeat yourself. It is mean to be used internally.
  def array_push
    @x.push(0)
    @y.push(0)
    @size.push(@main.size)
    @report.push(false)
  end
  def add text
    #Use this method to add new lines to the text array
    @text << text
    #This default to zero to prevent font size changing.
    #To activiate this setting for a particular index in the text array, please use method set_size after the particular index you wanted.
    array_push
  end
  def size size
    #Set the font size for a part of the @text array. It only apply for a particular index you apply to.
    @size[-1] = size
  end
  #Use for setting position.. You can also set the length of how much text array element will follow the text's x position. For y, it will skip.
  def pos x , y = 0 , length = 0
    @x[-1] = x
    @y[-1] = y
    length.times do
      @y << x
      @x << y
    end
  end
  def set_mutiple time
  #It is used in dir_nosub and dir. It make sure that all array objects are added for each
    time.times do
      array_push
    end
  end
  #Tag the particular text that been added last using the add method of this TextMode class.
  def active more = 0
    @report[-1] = 1
    more.times do
      @report << 1
    end
  end
  #Method clear is for the purpose of clearing every infomation accumulated during the usage of this class that are the screen, class Textsprite's rect, and instance variable such as @text, @size, @x, and @y, and @report. Useful for starting with a clean state.
  def clear
    @textrender.screen_clear()
    @textsprite.setup()
    @text = []
    @size = []
    @x = []
    @y = []
    @report = []
  end
  def dir location , enable = false
    #Use this to add directory items. Usage:  Dir(location) => a string that should contain the location of the directory
    #change the enable variable to the value true. This if you want only the filename or the "basename". 
    if enable == true
      @text += Dir.glob(location).map {|f| File.basename(f)}
    else
      @text += Dir.glob(location)
    end
    set_mutiple(Dir[location].size)
  end
end