ryzom/server/src/entities_game_service/trade_structures.h

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17
  18
  19 #ifndef TRADE_H
  20 #define TRADE_H
  21
  22 // Misc
  23 #include "nel/misc/vectord.h"
  24
  25 #include "game_item_manager/game_item.h"
  26 #include "game_share/constants.h"
  27
  28 namespace RYZOM_TRADE
  29 {
  30
  31
  32 //type of a trade
  33 enum TTradeType
  34 {
  35         unknown = 0,
  36         item,
  37         teleport,
  38         brick,
  39         phrase,
  40         pact,
  41         plan,
  42 };
  43
  44
  45 // Specialized part of trading struct for item
  46 struct SItemTrade
  47 {
  48         NL_INSTANCE_COUNTER_DECL(SItemTrade);
  49 public:
  50
  51         // constructor
  52         SItemTrade() { ItemPtr = 0; Quality = 0; Level = 0; }
  53
  54         uint16                  Quality;
  55         uint16                  Level;
  56         CGameItemPtr    ItemPtr;
  57
  58         void copy( SItemTrade * i )
  59         {
  60                 if (!i)
  61                         return;
  62
  63                 Quality = i->Quality;
  64                 Level = i->Level;
  65                 ItemPtr = i->ItemPtr;
  66         }
  67 };
  68
  69
  70 ///////////////////////////////////////////////////////
  71 // User interface : Common interface for trading struct
  72 ///////////////////////////////////////////////////////
  73 class CTradeBase
  74 {
  75 public:
  76         uint32                          Price;
  77         uint8                           Type;
  78         NLMISC::CSheetId        Sheet;
  79         void*                           Specialized;
  80
  81         CTradeBase() { Type = unknown; Specialized = 0; Price = 0; }
  82
  83         CTradeBase( TTradeType type )
  84         {
  85                 Type = type;
  86                 if ( Type == item || Type == plan )
  87                 {
  88                         Specialized = new SItemTrade();
  89                 }
  90                 else
  91                         Specialized = 0;
  92         }
  93
  94         // destructor
  95         virtual ~CTradeBase()
  96         {
  97                 if( (Specialized && Type == item || Type == plan ) && Specialized != 0 )
  98                 {
  99                         delete ( (SItemTrade *) Specialized);
 100                 }
 101         }
 102
 103         // Copy constructor
 104         CTradeBase( const CTradeBase& t )
 105         {
 106                 Price = t.Price;
 107                 Type = t.Type;
 108                 Sheet = t.Sheet;
 109                 if ( (Type == item || Type == plan ) && t.Specialized != 0)
 110                 {
 111                         Specialized = new SItemTrade();
 112                         ( (SItemTrade *) Specialized)->copy( (SItemTrade *) t.Specialized );
 113                 }
 114                 else
 115                         Specialized = 0;
 116         }
 117
 118         // = operator
 119         const CTradeBase &operator = (const CTradeBase &a)
 120         {
 121                 Price = a.Price;
 122                 Type = a.Type;
 123                 Sheet = a.Sheet;
 124                 if ( ( Type == item || Type == plan ) && a.Specialized != 0 )
 125                 {
 126                         if (Specialized)
 127                                 delete  (SItemTrade *) Specialized ;
 128
 129                         Specialized = new SItemTrade();
 130                         ( (SItemTrade *) Specialized)->copy( (SItemTrade *) a.Specialized );
 131                 }
 132                 return *this;
 133         }
 134 private:
 135         // Common part of CTrade for serial management
 136         struct CTradeUnserial
 137         {
 138                 uint32  Price;
 139                 uint8   Type;
 140                 NLMISC::CSheetId Sheet;
 141         };
 142
 143         void init( CTradeUnserial& s )
 144         {
 145                 Price = s.Price;
 146                 Type = s.Type;
 147                 Sheet = s.Sheet;
 148                 if ( Type == item || Type == plan )
 149                 {
 150                         Specialized = new SItemTrade();
 151                 }
 152         }
 153 };
 154
 155 typedef std::vector< RYZOM_TRADE::CTradeBase * > TTradeList;
 156
 157 }
 158
 159 #endif