[RGSS/3] DRG - Multi Layer

#:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:
# Drago - Multi Layer
# Version: 2.03
# Author : LiTTleDRAgo
#:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:=:

($imported ||= {})[:drg_multi_layer] = 2.03

core = "This script needs Drago - Core Engine ver 1.43 or above"
rmvx = "This script not for RMVX"

$imported[:drg_core_engine]         || raise(core)
LiTTleDRAgo::XP || LiTTleDRAgo::VXA || raise(rmvx)

#==============================================================================
# ** Spriteset_Map
#------------------------------------------------------------------------------
#  This class brings together map screen sprites, tilemaps, etc. It's used
# within the Scene_Map class.
#==============================================================================
class Spriteset_Map
  #--------------------------------------------------------------------------
  # * Public Instance Variables
  #--------------------------------------------------------------------------
  attr_sec_reader :tilemap_layer, 'Array.new'
  #--------------------------------------------------------------------------
  # * Alias Listing
  #--------------------------------------------------------------------------
  alias_method     :initialize_multi_layer_cr, :initialize
  alias_sec_method :update_multi_layer_cr,     :update
  alias_sec_method :dispose_multi_layer_cr,    :dispose
  #--------------------------------------------------------------------------
  # * New Method : create_multi_layer
  #--------------------------------------------------------------------------
  def create_multi_layer
    return if $game_map.map_type == 'XP' &&
              ($imported[:drg_custom_resolution]||0) >= 2
    tilemap_layer.dispose
    tilemap_layer.clear
    @layer_data = $game_map.layer_data
    $game_map.layer_data.each_with_index do |data,index|
      temp_map = Game_Map.new
      temp_map.setup($game_map.layer_subs.at(index))
      tileset = LiTTleDRAgo.cache.tileset(temp_map.tileset_name)
      tilemap_layer[index] = @tilemap.class.new(@viewport1)
      tilemap_layer[index].map_data = temp_map.data
      if $game_map.map_type == 'XP'
        tilemap_layer[index].tileset = tileset
        for i in 0..6
          autotile_name = LiTTleDRAgo.cache.autotile(temp_map.autotile_names[i])
          tilemap_layer[index].autotiles[i] = autotile_name
        end
        tilemap_layer[index].priorities = temp_map.priorities
      else
        load = "This script needs Drago - XP Map Loader ver 1.10 or above"
        $imported[:drg_xp_map_loader] || raise(load)
        temp_map.tileset.tileset_names.each_with_index do |name, i|
          @tilemap_layer[index].bitmaps[i] = LiTTleDRAgo.cache.tileset(name)
        end
        @tilemap_layer[index].flags = temp_map.tileset.flags
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Aliased Method : update
  #--------------------------------------------------------------------------
  def update
    update_multi_layer_cr
    create_multi_layer if @layer_data != $game_map.layer_data
    tilemap_layer.ox = @tilemap.ox
    tilemap_layer.oy = @tilemap.oy
    tilemap_layer.update
  end
  #--------------------------------------------------------------------------
  # * Aliased Method : dispose
  #--------------------------------------------------------------------------
  def dispose
    tilemap_layer.dispose
    dispose_multi_layer_cr
  end
  #-------------------------------------------------------------------------
  # * Drago - Custom Resolution
  #-------------------------------------------------------------------------
  if $imported[:drg_custom_resolution]
    if $imported[:drg_custom_resolution] < 2 && LiTTleDRAgo::XP
      #-------------------------------------------------------------------------
      # * Alias Listing
      #-------------------------------------------------------------------------
      alias_sec_method :create_tilemap_ex_multi_layer,  :create_tilemap_ex
      alias_sec_method :update_new_tilemap_multi_layer, :update_tilemap_ex
      alias_sec_method :dispose_tilemap_ex_multi_layer, :dispose_tilemap_ex
      #-------------------------------------------------------------------------
      # * Aliased method: create_tilemap_ex
      #-------------------------------------------------------------------------
      def create_tilemap_ex
        create_tilemap_ex_multi_layer
        create_multi_layer_ex
      end
      #-------------------------------------------------------------------------
      # * New method: create_multi_layer_ex
      #-------------------------------------------------------------------------
      def create_multi_layer_ex
        @tilemap_layer_ex && @tilemap_layer_ex.flatten.dispose
        @tilemap_layer_ex = []
        @extra_res.each_index do |a|
          @tilemap_layer_ex[a] ||= []
          $game_map.layer_data.each_with_index do |d,b|
            temp_map = Game_Map.new
            temp_map.setup($game_map.layer_subs.at(b))
            tileset = LiTTleDRAgo.cache.tileset(temp_map.tileset_name)
            @tilemap_layer_ex[a][b] = Tilemap.new(@viewport_ex[a])
            @tilemap_layer_ex[a][b].tileset = tileset
            for i in 0..6
              autotile = LiTTleDRAgo.cache.autotile(temp_map.autotile_names[i])
              @tilemap_layer_ex[a][b].autotiles[i] = autotile
            end
            @tilemap_layer_ex[a][b].map_data   = temp_map.data
            @tilemap_layer_ex[a][b].priorities = temp_map.priorities
          end
        end
      end
      #-------------------------------------------------------------------------
      # * Aliased method: update_new_tilemap
      #-------------------------------------------------------------------------
      def update_tilemap_ex
        update_new_tilemap_multi_layer
        @tilemap_ex && @extra_res.each_index do |a|
          $game_map.layer_data.each_index do |b|
            if @tilemap_layer_ex && @tilemap_layer_ex[a] &&
              @tilemap_layer_ex[a][b] && @tilemap_layer_ex[a][b].not.disposed?
              @tilemap_ex[a].not.disposed?
              @tilemap_layer_ex[a][b].ox = @tilemap_ex[a].ox
              @tilemap_layer_ex[a][b].oy = @tilemap_ex[a].oy
              @tilemap_layer_ex[a][b].update
            end
          end
        end
      end
      #-------------------------------------------------------------------------
      # * Aliased method: dispose_tilemap_ex
      #-------------------------------------------------------------------------
      def dispose_tilemap_ex
        @tilemap_layer_ex && @tilemap_layer_ex.flatten.dispose
        dispose_tilemap_ex_multi_layer
      end
    end
  end
end

#==============================================================================
# ** Game_Map
#------------------------------------------------------------------------------
#  This class handles maps. It includes scrolling and passage determination
# functions. The instance of this class is referenced by $game_map.
#==============================================================================
class Game_Map
  #--------------------------------------------------------------------------
  # * Public Instance Variables
  #--------------------------------------------------------------------------
  attr_sec_accessor :layer_data, :layer_subs, 'Array.new'
  attr_reader       :map_type
  #--------------------------------------------------------------------------
  # * Alias Method
  #--------------------------------------------------------------------------
  alias_sec_method :setup_multilayer, :setup
  #--------------------------------------------------------------------------
  # * Aliased Method : setup
  #--------------------------------------------------------------------------
  def setup(*args)
    setup_multilayer(*args)
    @map_type ||= 'XP'
    decide_map_layer(*args)
  end
  #--------------------------------------------------------------------------
  # * Overwriten Method : decide_map_layer
  #--------------------------------------------------------------------------
  def decide_map_layer(*args)
    return if layer_subs.include?(@map_id)
    @layer_data, @layer_subs = [], []
    child_ids.each do |submap_id|
      map_info = mapInfo[submap_id]
      unless map_info.nil?
        if map_info.parent_id == map_id &&
          map_info.name.include?("[" + 'join' + "]")
        then
          submap = load_map_data(submap_id, @map_type=='XP' ? :rxdata : :rvdata2)
          unless submap
            print "Map #{submap_id} doesn't exist"
            next
          end
          if [submap.width,submap.height] != [width,height]
            raise "Dimension of child maps must be same with parent's dimension"
          end
          @layer_data << data
          @layer_subs << submap_id
          old_zsize = data.zsize
          data.resize(data.xsize, data.ysize, old_zsize + 3)
          for x in 0...data.xsize
            for y in 0...data.ysize
              if @map_type == 'XP'
                data[x, y, old_zsize]     = submap.data[x, y, 0]
                data[x, y, old_zsize + 1] = submap.data[x, y, 1]
                data[x, y, old_zsize + 2] = submap.data[x, y, 2]
              else
                data[x, y, old_zsize]     = submap.data[x, y, 1]
                data[x, y, old_zsize + 1] = submap.data[x, y, 2]
              end
            end
          end
        end
        @need_redraw = true
      end
    end
  end
  #--------------------------------------------------------------------------
  # * If RMXP
  #--------------------------------------------------------------------------
  if LiTTleDRAgo::XP
    #--------------------------------------------------------------------------
    # * Overwriten Method : passable?
    #--------------------------------------------------------------------------
    def passable?(x, y, d, s = nil)
      return false unless valid?(x, y)
      bit = (1 << (d / 2 - 1)) & 0x0f
      (event_tiles(x, y, s) + layered_tiles(x, y)).each do |tile_id|
        return false if tile_id.nil?
        if @passages[tile_id] & bit != 0
          return false
        elsif @passages[tile_id] & 0x0f == 0x0f
          return false
        elsif @priorities[tile_id] == 0
          return true
        end
      end
      return true
    end
    #--------------------------------------------------------------------------
    # * Overwriten Method : bush?
    #--------------------------------------------------------------------------
    def bush?(x, y)
      return false if @map_id == 0
        layered_tiles(x, y).each do |tile_id|
        return false if tile_id.nil?
        passage = @passages[tile_id]
        return true if passage & 0x40 == 0x40
      end
      return false
    end
    #--------------------------------------------------------------------------
    # * Overwriten Method : counter?
    #--------------------------------------------------------------------------
    def counter?(x, y)
      return false if @map_id == 0
      layered_tiles(x, y).each do |tile_id|
        return false if tile_id.nil?
        passage = @passages[tile_id]
        return true if passage & 0x80 == 0x80
      end
      return false
    end
    #--------------------------------------------------------------------------
    # * Overwriten Method : terrain_tag
    #--------------------------------------------------------------------------
    def terrain_tag(x, y)
      return 0 if @map_id == 0
      layered_tiles(x, y).each do |tile_id|
        return 0 if tile_id.nil?
        tag = @terrain_tags[tile_id]
        return tag if tag > 0
      end
      return 0
    end
    #--------------------------------------------------------------------------
    # * New Method : layered_tiles
    #--------------------------------------------------------------------------
    def layered_tiles(x, y)
      z_data.collect {|z| tile_id(x, y, z) }
    end
    #--------------------------------------------------------------------------
    # * New Method : z_data
    #--------------------------------------------------------------------------
    unless method_defined?(:z_data)
      def z_data
        (0...data.zsize).to_a.reverse
      end
    end
    #--------------------------------------------------------------------------
    # * New Method : event_tiles
    #--------------------------------------------------------------------------
    def event_tiles(x, y, s=nil)
      return [] unless self.respond_to?(:events_xy_nt)
      e = events_xy_nt(x,y).select {|e| e.tile_id >= 0 && e != s }
      e.collect {|event| event.tile_id }
    end
    #--------------------------------------------------------------------------
    # * New Method : tile_id
    #--------------------------------------------------------------------------
    unless method_defined?(:tile_id)
      def tile_id(x, y, z)
        data[x, y, z]
      end
    end
  end
end