qcsrc/common/items/item.qh

   1 #ifndef GAMEITEM_H
   2 #define GAMEITEM_H
   3 #include "../oo.qh"
   4 #define ITEM_HANDLE(signal, ...) __Item_Send_##signal(__VA_ARGS__)
   5 CLASS(GameItem, Object)
   6     ATTRIB(GameItem, m_id, int, 0)
   7     METHOD(GameItem, show, void(entity this))
   8     void GameItem_show(entity this) { print("A game item\n"); }
   9     void ITEM_HANDLE(Show, entity this) { this.show(this); }
  10 ENDCLASS(GameItem)
  11
  12
  13 int ITEM_COUNT;
  14 /** If you register a new item, make sure to add it to all.inc */
  15 #define REGISTER_ITEM(id, class, body)          \
  16     entity ITEM_##id;                           \
  17     void RegisterItems_init_##id(entity this) { body } \
  18     void RegisterItems_##id() {                 \
  19         entity this = NEW(class);               \
  20         ITEM_##id = this;                       \
  21         this.m_id = ITEM_COUNT;                 \
  22         ITEMS[ITEM_COUNT++] = this;             \
  23         RegisterItems_init_##id(this);          \
  24     }                                           \
  25     ACCUMULATE_FUNCTION(RegisterItems, RegisterItems_##id) \
  26     [[accumulate]] void RegisterItems_init_##id(entity this)
  27 #endif