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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 plSDLModifier_inc
#define plSDLModifier_inc
#include "../pnModifier/plSingleModifier.h"
#include "../pnNetCommon/plSDLTypes.h"
//
// Base class for modifiers which send/recv State Desc Language (SDL) messages
//
class plStateDataRecord;
class plSimpleStateVariable;
class plSDLModifier : public plSingleModifier
{
protected:
plStateDataRecord* fStateCache;
bool fSentOrRecvdState;
void ISendNetMsg(plStateDataRecord*& state, plKey senderKey, UInt32 sendFlags); // transmit net msg
virtual void IPutCurrentStateIn(plStateDataRecord* dstState) = 0;
virtual void ISetCurrentStateFrom(const plStateDataRecord* srcState) = 0;
virtual void ISentState(const plStateDataRecord* sentState) {}
hsBool IEval(double secs, hsScalar del, UInt32 dirty) {return false;}
virtual UInt32 IApplyModFlags(UInt32 sendFlags);
public:
CLASSNAME_REGISTER( plSDLModifier );
GETINTERFACE_ANY( plSDLModifier, plSingleModifier);
plSDLModifier();
virtual ~plSDLModifier();
hsBool MsgReceive(plMessage* msg);
void SendState(UInt32 sendFlags); // send a state update
void ReceiveState(const plStateDataRecord* srcState); // recv a state update
virtual const char* GetSDLName() const = 0; // return the string name of the type of state descriptor you handle
virtual plKey GetStateOwnerKey() const;
plStateDataRecord* GetStateCache() const { return fStateCache; }
virtual void AddTarget(plSceneObject* so);
void AddNotifyForVar(plKey key, const char* varName, float tolerance) const;
};
#endif // plSDLModifier_inc