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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plRefMsg_inc
#define plRefMsg_inc
#include "plMessage.h"
class hsStream;
class hsKeyedObject;
class plRefMsg : public plMessage
{
public:
enum Context
{
kOnCreate = 0x1, // fRef just created.
kOnDestroy = 0x2, // fRef about to be destroyed
kOnRequest = 0x4, // fRef wants to be added
kOnRemove = 0x8, // fRef has moved elsewhere
kOnReplace = 0x10 // fRef replaces fOldRef
};
protected:
hsKeyedObject* fRef;
hsKeyedObject* fOldRef; // on replace
UInt8 fContext;
public:
plRefMsg();
plRefMsg(const plKey &r, UInt8 c);
virtual ~plRefMsg();
CLASSNAME_REGISTER( plRefMsg );
GETINTERFACE_ANY( plRefMsg, plMessage );
plRefMsg& SetRef(hsKeyedObject* ref);
hsKeyedObject* GetRef() { return fRef; }
plRefMsg& SetOldRef(hsKeyedObject* oldRef);
hsKeyedObject* GetOldRef() { return fOldRef; }
plRefMsg& SetContext(UInt8 c) { fContext = c; return *this; }
UInt8 GetContext() { return fContext; }
void Read(hsStream* stream, hsResMgr* mgr);
void Write(hsStream* stream, hsResMgr* mgr);
};
class plGenRefMsg : public plRefMsg
{
public:
plGenRefMsg() : fType(-1), fWhich(-1) {}
plGenRefMsg(const plKey &r, UInt8 c, Int32 which, Int8 type) : plRefMsg(r, c), fWhich(which), fType(type) {}
CLASSNAME_REGISTER(plGenRefMsg);
GETINTERFACE_ANY(plGenRefMsg, plRefMsg);
// User variables. You can put anything here, but the standard convention
// is an enum telling what type of ref it is in fType, and an index in
// fWhich, for keeping track of multiple refs of the same type.
Int8 fType;
Int32 fWhich;
void Read(hsStream* stream, hsResMgr* mgr);
void Write(hsStream* stream, hsResMgr* mgr);
};
#endif // plRefMsg_inc