Initial import

Scripts/RPG/Window_ShopBuy.rb

@@ -0,0 +1,116 @@
+# -*- coding: utf-8 -*-
+#==============================================================================
+# ** Window_ShopBuy
+#------------------------------------------------------------------------------
+#  This window displays a list of buyable goods on the shop screen.
+#==============================================================================
+
+class Window_ShopBuy < Window_Selectable
+  #--------------------------------------------------------------------------
+  # * Public Instance Variables
+  #--------------------------------------------------------------------------
+  attr_reader   :status_window            # Status window
+  #--------------------------------------------------------------------------
+  # * Object Initialization
+  #--------------------------------------------------------------------------
+  def initialize(x, y, height, shop_goods)
+    super(x, y, window_width, height)
+    @shop_goods = shop_goods
+    @money = 0
+    refresh
+    select(0)
+  end
+  #--------------------------------------------------------------------------
+  # * Get Window Width
+  #--------------------------------------------------------------------------
+  def window_width
+    return 304
+  end
+  #--------------------------------------------------------------------------
+  # * Get Number of Items
+  #--------------------------------------------------------------------------
+  def item_max
+    @data ? @data.size : 1
+  end
+  #--------------------------------------------------------------------------
+  # * Get Item
+  #--------------------------------------------------------------------------
+  def item
+    @data[index]
+  end
+  #--------------------------------------------------------------------------
+  # * Set Party Gold
+  #--------------------------------------------------------------------------
+  def money=(money)
+    @money = money
+    refresh
+  end
+  #--------------------------------------------------------------------------
+  # * Get Activation State of Selection Item
+  #--------------------------------------------------------------------------
+  def current_item_enabled?
+    enable?(@data[index])
+  end
+  #--------------------------------------------------------------------------
+  # * Get Price of Item
+  #--------------------------------------------------------------------------
+  def price(item)
+    @price[item]
+  end
+  #--------------------------------------------------------------------------
+  # * Display in Enabled State?
+  #--------------------------------------------------------------------------
+  def enable?(item)
+    item && price(item) <= @money && !$game_party.item_max?(item)
+  end
+  #--------------------------------------------------------------------------
+  # * Refresh
+  #--------------------------------------------------------------------------
+  def refresh
+    make_item_list
+    create_contents
+    draw_all_items
+  end
+  #--------------------------------------------------------------------------
+  # * Create Item List
+  #--------------------------------------------------------------------------
+  def make_item_list
+    @data = []
+    @price = {}
+    @shop_goods.each do |goods|
+      case goods[0]
+      when 0;  item = $data_items[goods[1]]
+      when 1;  item = $data_weapons[goods[1]]
+      when 2;  item = $data_armors[goods[1]]
+      end
+      if item
+        @data.push(item)
+        @price[item] = goods[2] == 0 ? item.price : goods[3]
+      end
+    end
+  end
+  #--------------------------------------------------------------------------
+  # * Draw Item
+  #--------------------------------------------------------------------------
+  def draw_item(index)
+    item = @data[index]
+    rect = item_rect(index)
+    draw_item_name(item, rect.x, rect.y, enable?(item))
+    rect.width -= 4
+    draw_text(rect, price(item), 2)
+  end
+  #--------------------------------------------------------------------------
+  # * Set Status Window
+  #--------------------------------------------------------------------------
+  def status_window=(status_window)
+    @status_window = status_window
+    call_update_help
+  end
+  #--------------------------------------------------------------------------
+  # * Update Help Text
+  #--------------------------------------------------------------------------
+  def update_help
+    @help_window.set_item(item) if @help_window
+    @status_window.item = item if @status_window
+  end
+end