#  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
	def set_pos x , y = 0
		#Set position
		@x[-1] = x
		@y[-1] = y
	end
	def length=(length)
		#Set the length of how much text array element will follow the text's x position. For y, it will skip.
		length.times do
			@y << @y[-1]
			@x << @x[-1]
		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
		@report[-1] = 1
	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. Useful for starting with a clean state.
	def clear
		@textrender.screen_clear()
		@textsprite.setup()
		@text = []
		@size = []
		@x = []
		@y = []
	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