[RGSS/2/3] Character Sprite Access

#:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:
# Character Sprite Access
# Version: 1.05
# Author : LiTTleDRAgo
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($imported||={})[:drg_character_sprite_access] = 1.05

text = "This script needs Drago - Core Engine ver 1.31 or above"
($imported[:drg_core_engine] || 0) >= 1.31 || raise(text)

#==============================================================================
# ** Game_Character
#------------------------------------------------------------------------------
#  This class deals with characters. It's used as a superclass for the
#  Game_Player and Game_Event classes.
#==============================================================================
class Game_Character
  #--------------------------------------------------------------------------
  # ● Public Instance Variables
  #--------------------------------------------------------------------------
  attr_sec_reader :bitmap,       "SBitmap_Character.new(self)"
  define_method(:bitmap=)        {|*args| bitmap.send(:"=",*args)}
  #--------------------------------------------------------------------------
  # ● Saved_bitmap
  #--------------------------------------------------------------------------
  def saved_bitmap
    $game_temp.event_saved_bitmap[[$game_map.map_id,@id]] ||= Array.new
  end
end

#==============================================================================
# ** Game_Temp
#------------------------------------------------------------------------------
#  This class handles temporary data that is not included with save data.
# The instance of this class is referenced by $game_temp.
#==============================================================================
Game_Temp.send(:attr_sec_reader, :event_saved_bitmap, "Hash.new")

#==============================================================================
# ** SBitmap_Character
#------------------------------------------------------------------------------
#
#==============================================================================
class SBitmap_Character
  #--------------------------------------------------------------------------
  # * Object Initialization
  #--------------------------------------------------------------------------
  define_method(:initialize)       { |char| @character = char    }
  define_method(:character_sprite) { @character.character_sprite }
  define_method(:saved_bitmap)     { @character.saved_bitmap     }
  define_method(:get)              { character_sprite.bitmap     }
  #--------------------------------------------------------------------------
  # * method_missing
  #--------------------------------------------------------------------------
  def method_missing(val,*args)
    character_sprite.bitmap && (bitmap = character_sprite.bitmap.clone)
    if bitmap.respond_to?(:"#{val}")
      bitmap.send(:"#{val}",*args)
      reset_bitmap(1)
      save = [bitmap.clone, character_sprite.src_rect.clone]
      saved_bitmap.concat(save) << @character.tile_id
      character_sprite.bitmap = bitmap
    elsif character_sprite.respond_to?(:"#{val}")
      bitmap.respond_to?(:dispose) && bitmap.dispose
      character_sprite.send(:"#{val}",*args)
    else
      text = "Undefined method #{val} at #{@character}.bitmap"
      raise NoMethodError,text,caller(1)
    end
  end
  #--------------------------------------------------------------------------
  # * =
  #--------------------------------------------------------------------------
  define_method(:"=") do |*args|
    character_sprite.send(:bitmap=, *args)
    if args.first.is_a?(Bitmap)
      rect = [0, 0, args.first.width, args.first.height]
      @character.tile_id == 0 && @character.instance_variable_set(:@tile_id,1)
      character_sprite.update
      character_sprite.send(:bitmap=, *args)
      character_sprite.src_rect.set(*rect)
      reset_bitmap(1)
      save = [args.first.clone, character_sprite.src_rect.clone]
      saved_bitmap.concat(save) << @character.tile_id
    end
  end
  #--------------------------------------------------------------------------
  # * reset_bitmap
  #--------------------------------------------------------------------------
  def reset_bitmap(type=0)
    (s = saved_bitmap.first).respond_to?(:dispose) && (s.disposed? || s.dispose)
    saved_bitmap.clear
    if type == 0
      @character.tile_id == 1 && @character.instance_variable_set(:@tile_id, 0)
      character_sprite.send(:instance_variable_get, :@character_name).clear
    end
  end
end

#==============================================================================
# ** Sprite_Character
#------------------------------------------------------------------------------
#
#==============================================================================
class Sprite_Character
  #--------------------------------------------------------------------------
  # * Alias Method
  #--------------------------------------------------------------------------
  alias_sec_method :drg3xd3_update, :update
  #--------------------------------------------------------------------------
  # * Frame Update
  #--------------------------------------------------------------------------
  def update(*args)
    drg3xd3_update(*args)
    if (@character.saved_bitmap != @saved_bitmap) &&
       (@character.saved_bitmap.first.is_a?(Bitmap)) &&
       (@character.saved_bitmap.first.not.disposed?)
      @saved_bitmap = @character.saved_bitmap
      @character.instance_variable_set(:@tile_id, @saved_bitmap.at(2))
      drg3xd3_update(*args)
      self.bitmap     = @saved_bitmap.first.clone
      self.src_rect   = @saved_bitmap.at(1)
    end
  end
end