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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 plEventCallbackMsg_inc
#define plEventCallbackMsg_inc
#include "hsStream.h"
#include "plMessage.h"
enum CallbackEvent
{
kStart = 0,
kStop,
kReverse,
kTime,
kLoop,
kBegin,
kEnd,
kEventEnd,
kSingleFrameAdjust,
kSingleFrameEval
};
class plEventCallbackMsg : public plMessage
{
protected:
public:
hsScalar fEventTime; // the time for time events
CallbackEvent fEvent; // the event
Int16 fIndex; // the index of the object we want the event to come from
// (where applicable, required for sounds)
Int16 fRepeats; // -1 for infinite repeats, 0 for one call, no repeats
Int16 fUser; // User defined data, useful for keeping track of multiple callbacks
plEventCallbackMsg() : fEventTime(0.0f), fEvent((CallbackEvent)0), fRepeats(-1), fUser(0), fIndex(0) {;}
plEventCallbackMsg (const plKey &s,
const plKey &r,
const double* t) :
plMessage(s, r, t),
fEventTime(0.0f), fEvent((CallbackEvent)0), fRepeats(-1), fUser(0), fIndex(0) {;}
plEventCallbackMsg(const plKey &receiver, CallbackEvent e, int idx=0, hsScalar t=0, Int16 repeats=-1, UInt16 user=0) :
plMessage(nil, receiver, nil), fEvent(e), fIndex(idx), fEventTime(t), fRepeats(repeats), fUser(user) {}
~plEventCallbackMsg(){;}
CLASSNAME_REGISTER( plEventCallbackMsg );
GETINTERFACE_ANY( plEventCallbackMsg, plMessage );
// IO
virtual void Read(hsStream* stream, hsResMgr* mgr)
{
plMessage::IMsgRead(stream, mgr);
fEventTime = stream->ReadSwapFloat();
fEvent = (CallbackEvent)stream->ReadSwap16();
fIndex = stream->ReadSwap16();
fRepeats = stream->ReadSwap16();
fUser = stream->ReadSwap16();
}
virtual void Write(hsStream* stream, hsResMgr* mgr)
{
plMessage::IMsgWrite(stream, mgr);
stream->WriteSwapFloat(fEventTime);
stream->WriteSwap16((Int16)fEvent);
stream->WriteSwap16(fIndex);
stream->WriteSwap16(fRepeats);
stream->WriteSwap16(fUser);
}
};
// For when you want to send callbacks, but someone other than the sender/receiver
// needs to modify them along the way.
class plEventCallbackInterceptMsg : public plEventCallbackMsg
{
protected:
plMessage *fMsg;
public:
plMessage *GetMessage() { return fMsg; }
void SetMessage(plMessage *msg) { fMsg = msg; hsRefCnt_SafeRef(msg); }
void SendMessage() { fMsg->SendAndKeep(); }
plEventCallbackInterceptMsg() : plEventCallbackMsg(), fMsg(nil) {}
~plEventCallbackInterceptMsg() { hsRefCnt_SafeUnRef(fMsg); fMsg = nil; }
CLASSNAME_REGISTER( plEventCallbackInterceptMsg );
GETINTERFACE_ANY( plEventCallbackInterceptMsg, plEventCallbackMsg );
virtual void Read(hsStream *stream, hsResMgr *mgr) { plEventCallbackMsg::Read(stream, mgr); }
virtual void Write(hsStream *stream, hsResMgr *mgr) { plEventCallbackMsg::Write(stream, mgr); }
};
#endif // plEventCallbackMsg_inc