[RMXP]Kingdom Hearts Rebirth 2

# Scroll Pictures 1.0 for XP, VX & VXAce by Zeus81
 
class Game_Scroll_Picture < Game_Picture
  attr_accessor :z, :map_anchor, :texture, :texture_ox, :texture_oy, :erased
  def initialize(number)
    @z  , @map_anchor, @texture                , @texture_ox, @texture_oy, @erased =
    1000, 1          , Game_Picture.new(number), 0          , 0          , false
    super(number)
  end
  def erase() @erased = true end
  def update
    super
    @texture.update
    @texture_ox -= @texture.x / 10.0
    @texture_oy -= @texture.y / 10.0
  end
end
 
class Sprite_Scroll_Picture < Sprite
  dll = FileTest.directory?('System') ? 'System/ZEUS' : 'ZEUS'
  GrayscaleMaskBlt = Win32API.new(dll, 'GrayscaleMaskBlt', 'iiiiiiiiii', 'i')
  def initialize(viewport, picture)
    super(viewport)
    @picture, @last_args = picture, []
  end
  def dispose
    bitmap.dispose if bitmap
    super
  end
  def update
    return unless self.visible = !@picture.name.empty? && !@picture.texture.name.empty?
    if @last_mask_name != @picture.name
      @last_mask_name = @picture.name.dup
      bitmap.dispose if bitmap
      mask = cache(@picture.name)
      self.bitmap = Bitmap.new(mask.width, mask.height)
    end
    if @picture.origin != 0
      self.ox = bitmap.width / 2
      self.oy = bitmap.height / 2
    else self.ox = self.oy = 0
    end
    self.x = @picture.x - @picture.map_anchor * map_display_x
    self.y = @picture.y - @picture.map_anchor * map_display_y
    self.z = @picture.z
    self.zoom_x = @picture.zoom_x / 100.0
    self.zoom_y = @picture.zoom_y / 100.0
    self.opacity = @picture.opacity
    self.blend_type = @picture.blend_type
    self.angle = @picture.angle
    self.tone = @picture.tone
    return unless self.visible = on_screen?
    super
    args = [bitmap.__id__ << 1, 0, cache(@picture.name).__id__ << 1, 0,
            cache(@picture.texture.name).__id__ << 1, 0,
            @picture.texture_ox.to_i, @picture.texture_oy.to_i,
            @picture.texture.zoom_x.to_i, @picture.texture.zoom_y.to_i]
    return if @last_args == args
    @last_args.replace(args)
    GrayscaleMaskBlt.call(*args)
  end
  def on_screen?
    x1, y1, w1, h1 = x, y, (bitmap.width*zoom_x).to_i, (bitmap.height*zoom_y).to_i
    w2, h2 = screen_width, screen_height
    if angle == 0
      x1, y1 = x1-w1/2, y1-h1/2 if ox != 0
      x1<w2 and x1+w1>0 and y1<h2 and y1+h1>0
    else
      x1, y1, r1 = (x1-w2/=2).abs, (y1-h2/=2).abs, Math.hypot(w1, h1)
      r1 /= 2 if ox != 0
      x1<=w2+r1 and y1<=h2+r1 and (x1<=w2 or y1<=h2 or Math.hypot(x1-w2,y1-h2)<=r1)
    end
  end
  if defined?(Hangup) #xp
    def cache(filename) RPG::Cache.picture(filename) end
    def screen_width()  640                          end
    def screen_height() 480                          end
    def map_display_x() $game_map.display_x / 4      end
    def map_display_y() $game_map.display_y / 4      end
  else                #vx & vxace
    def cache(filename) Cache.picture(filename)      end
    def screen_width()  Graphics.width               end
    def screen_height() Graphics.height              end
    if RUBY_VERSION == '1.8.1' #vx
      def map_display_x() $game_map.display_x / 8    end
      def map_display_y() $game_map.display_y / 8    end
    else                       #vxace
      def map_display_x() $game_map.display_x * 32   end
      def map_display_y() $game_map.display_y * 32   end
    end
  end
end
 
class Game_Map
  attr_reader :scroll_pictures
  alias zeus81_scroll_pictures_setup setup
  def setup(map_id)
    @scroll_pictures = {}
    zeus81_scroll_pictures_setup(map_id)
  end
  alias zeus81_scroll_pictures_update update
  def update(*args)
    @scroll_pictures.delete_if {|i, p| p.erased}
    @scroll_pictures.each_value {|p| p.update}
    zeus81_scroll_pictures_update(*args)
  end
end
 
class Spriteset_Map
  alias zeus81_scroll_pictures_dispose dispose
  def dispose
    @scroll_picture_sprites.each_value {|s| s.dispose}
    zeus81_scroll_pictures_dispose
  end
  alias zeus81_scroll_pictures_update update
  def update
    @scroll_picture_sprites ||= {}
    @scroll_picture_sprites.delete_if do |i, s|
      s.dispose if result = !$game_map.scroll_pictures.has_key?(i)
      result
    end
    for i, p in $game_map.scroll_pictures
      s = @scroll_picture_sprites[i] ||= Sprite_Scroll_Picture.new(@viewport1, p)
      s.update
    end
    zeus81_scroll_pictures_update
  end
end
 
if defined?(Hangup) #xp
  
  class Interpreter
    def execute_command
      if @index < @list.size-1
        @parameters = @list[@index].parameters
        method_name = "command_#{@list[@index].code}"
        return send(method_name) if respond_to?(method_name)
      else command_end
      end
      return true
    end
    def scroll_picture(id)
      $game_map.scroll_pictures[id] ||= Game_Scroll_Picture.new(id)
    end
    def scroll_picture_mask()    scroll_picture_setup(0) end
    def scroll_picture_texture() scroll_picture_setup(1) end
    def scroll_picture_setup(type)
      i = @index
      while(@list[i += 1].code.between?(231, 235))
        @list[i].parameters << type if @list[i].code < 233
        @list[i].code += 810000
      end
      return true
    end
    def command_810231
      picture = scroll_picture(@parameters[0])
      picture = picture.texture if @parameters[-1] != 0
      x, y = @parameters[4], @parameters[5]
      x, y = $game_variables[x], $game_variables[y] if @parameters[3] != 0
      picture.show(@parameters[1], @parameters[2], x, y, @parameters[6],
                   @parameters[7], @parameters[8], @parameters[9])
      return true
    end
    def command_810232
      picture = scroll_picture(@parameters[0])
      picture = picture.texture if @parameters[-1] != 0
      x, y = @parameters[4], @parameters[5]
      x, y = $game_variables[x], $game_variables[y] if @parameters[3] != 0
      picture.move(@parameters[1]*2, @parameters[2], x, y, @parameters[6],
                   @parameters[7], @parameters[8], @parameters[9])
      return true
    end
    def command_810233
      scroll_picture(@parameters[0]).rotate(@parameters[1])
      return true
    end
    def command_810234
      scroll_picture(@parameters[0]).start_tone_change(@parameters[1], @parameters[2]*2)
      return true
    end
    def command_810235
      id = @parameters[0]
      scroll_picture(id).erase if $game_map.scroll_pictures.has_key?(id)
      return true
    end
  end
  
else                #vx & vxace
  
  class Game_Interpreter
    if RUBY_VERSION == '1.8.1' #vx
      def wait(duration) @wait_count = duration end
      def execute_command
        if @index < @list.size-1
          @params, @indent = @list[@index].parameters, @list[@index].indent
          method_name = "command_#{@list[@index].code}"
          return send(method_name) if respond_to?(method_name)
        else command_end
        end
        return true
      end
    end
    def scroll_picture(id)
      $game_map.scroll_pictures[id] ||= Game_Scroll_Picture.new(id)
    end
    def scroll_picture_mask()    scroll_picture_setup(0) end
    def scroll_picture_texture() scroll_picture_setup(1) end
    def scroll_picture_setup(type)
      i = @index
      while(@list[i += 1].code.between?(231, 235))
        @list[i].parameters << type if @list[i].code < 233
        @list[i].code += 810000
      end
    end
    def command_810231
      picture = scroll_picture(@params[0])
      picture = picture.texture if @params[-1] != 0
      x, y = @params[4], @params[5]
      x, y = $game_variables[x], $game_variables[y] if @params[3] != 0
      picture.show(@params[1], @params[2], x, y, @params[6],
                   @params[7], @params[8], @params[9])
      return true
    end
    def command_810232
      picture = scroll_picture(@params[0])
      picture = picture.texture if @params[-1] != 0
      x, y = @params[4], @params[5]
      x, y = $game_variables[x], $game_variables[y] if @params[3] != 0
      picture.move(@params[2], x, y, @params[6], @params[7],
                   @params[8], @params[9], @params[10])
      wait(@params[10]) if @params[11]
      return true
    end
    def command_810233
      scroll_picture(@params[0]).rotate(@params[1])
      return true
    end
    def command_810234
      scroll_picture(@params[0]).start_tone_change(@params[1], @params[2])
      wait(@params[2]) if @params[3]
      return true
    end
    def command_810235
      id = @params[0]
      scroll_picture(id).erase if $game_map.scroll_pictures.has_key?(id)
      return true
    end
  end
  
end