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 #define REGISTER_ITEM(id, class, body)          \
  15     entity ITEM_##id;                           \
  16     void RegisterItems_##id() {                 \
  17         const entity this = NEW(class);         \
  18         ITEM_##id = this;                       \
  19         this.m_id = ITEM_COUNT;                 \
  20         ITEMS[ITEM_COUNT++] = this;             \
  21         body                                    \
  22     }                                           \
  23     ACCUMULATE_FUNCTION(RegisterItems, RegisterItems_##id)
  24
  25 #endif