src/game/UpdateData.h

   1 /*
   2  * Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (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 General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef __UPDATEDATA_H
  20 #define __UPDATEDATA_H
  21
  22 class WorldPacket;
  23
  24 enum OBJECT_UPDATE_TYPE
  25 {
  26     UPDATETYPE_VALUES               = 0,
  27     UPDATETYPE_MOVEMENT             = 1,
  28     UPDATETYPE_CREATE_OBJECT        = 2,
  29     UPDATETYPE_CREATE_OBJECT2       = 3,
  30     UPDATETYPE_OUT_OF_RANGE_OBJECTS = 4,
  31     UPDATETYPE_NEAR_OBJECTS         = 5
  32 };
  33
  34 enum OBJECT_UPDATE_FLAGS
  35 {
  36     UPDATEFLAG_NONE         = 0x00,
  37     UPDATEFLAG_SELF         = 0x01,
  38     UPDATEFLAG_TRANSPORT    = 0x02,
  39     UPDATEFLAG_HAS_TARGET   = 0x04,
  40     UPDATEFLAG_LOWGUID      = 0x08,
  41     UPDATEFLAG_HIGHGUID     = 0x10,
  42     UPDATEFLAG_LIVING       = 0x20,
  43     UPDATEFLAG_HAS_POSITION = 0x40,
  44     UPDATEFLAG_VEHICLE      = 0x80
  45 };
  46
  47 class UpdateData
  48 {
  49     public:
  50         UpdateData();
  51
  52         void AddOutOfRangeGUID(std::set<uint64>& guids);
  53         void AddOutOfRangeGUID(const uint64 &guid);
  54         void AddUpdateBlock(const ByteBuffer &block);
  55         bool BuildPacket(WorldPacket *packet, bool hasTransport = false);
  56         bool HasData() { return m_blockCount > 0 || !m_outOfRangeGUIDs.empty(); }
  57         void Clear();
  58
  59         std::set<uint64> const& GetOutOfRangeGUIDs() const { return m_outOfRangeGUIDs; }
  60
  61     protected:
  62         uint32 m_blockCount;
  63         std::set<uint64> m_outOfRangeGUIDs;
  64         ByteBuffer m_data;
  65
  66         void Compress(void* dst, uint32 *dst_size, void* src, int src_size);
  67 };
  68 #endif