CWE-ou-minkata/Sources/Plasma/PubUtilLib/plAvatar/plNPCSpawnMod.cpp

/*==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==*/


// singular
#include "plNPCSpawnMod.h"

// local
#include "plAvatarMgr.h"

// global
#include "hsMatrix44.h"

// other
#include "pnSceneObject/plSceneObject.h"
#include "pnSceneObject/plCoordinateInterface.h"
//#include "pnMessage/plWarpMsg.h"
#include "pnMessage/plNotifyMsg.h"


// plNPCSpawnMod ctor
plNPCSpawnMod::plNPCSpawnMod()
: fModelName(nil),
  fAccountName(nil),
  fAutoSpawn(false),
  fNotify(nil)
{
}

// plNPCSpawnMod ctor modelName accountName
plNPCSpawnMod::plNPCSpawnMod(const char * modelName, const char * accountName, bool autoSpawn)
: fAutoSpawn(autoSpawn), fNotify(nil)
{
    fModelName = hsStrcpy(modelName);
    fAccountName = hsStrcpy(accountName);
}

// plNPCSpawnMod dtor
plNPCSpawnMod::~plNPCSpawnMod()
{
    if(fModelName)
    {
        delete[] fModelName;
        fModelName = nil;
    }
    if(fAccountName)
    {
        delete[] fAccountName;
        fAccountName = nil;
    }
    if (fNotify)
        fNotify->UnRef();
}

void plNPCSpawnMod::AddTarget(plSceneObject* so)
{
    plSingleModifier::AddTarget(so);

    if(fAutoSpawn)
        Trigger();
}

void plNPCSpawnMod::RemoveTarget(plSceneObject *so)
{
    plSingleModifier::RemoveTarget(so);

    if(fSpawnedKey)
    {
        plAvatarMgr::GetInstance()->UnLoadAvatar(fSpawnedKey, false);
    }
}

// TRIGGER
bool plNPCSpawnMod::Trigger()
{
    bool result = false;

    // you can ONLY spawn if you are local. the spawn message
    // will netpropagate
    if(this->IsLocallyOwned())
    {
        if(fModelName)
        {
            // spawn the NPC
            plKey spawnPoint = GetTarget(0)->GetKey();

            fSpawnedKey = plAvatarMgr::GetInstance()->LoadAvatar(fModelName, fAccountName, false, spawnPoint, nil);

            ISendNotify(fSpawnedKey);
        }
    }

    return result;
}

// SETNOTIFY
void plNPCSpawnMod::SetNotify(plNotifyMsg *notify)
{
    fNotify = notify;
}

// GETNOTIFY
plNotifyMsg * plNPCSpawnMod::GetNotify()
{
    return fNotify;
}

// READ
void plNPCSpawnMod::Read(hsStream *stream, hsResMgr *mgr)
{
    plSingleModifier::Read(stream, mgr);

    fModelName = stream->ReadSafeString();
    fAccountName = stream->ReadSafeString();
    fAutoSpawn = stream->Readbool();
    if(stream->Readbool())
        fNotify = plNotifyMsg::ConvertNoRef(mgr->ReadCreatable(stream));
}

// WRITE
void plNPCSpawnMod::Write(hsStream *stream, hsResMgr *mgr)
{
    plSingleModifier::Write(stream, mgr);
    
    stream->WriteSafeString(fModelName);
    stream->WriteSafeString(fAccountName);
    stream->Writebool(fAutoSpawn);
    if(fNotify)
    {
        stream->Writebool(true);
        mgr->WriteCreatable(stream, fNotify);
    } else {
        stream->Writebool(false);
    }
}

// IEVAL
// attack of the bogons
hsBool plNPCSpawnMod::IEval(double secs, hsScalar del, UInt32 dirty)
{
    return true;
}

// ISENDNOTIFY
void plNPCSpawnMod::ISendNotify(plKey &avatarKey)
{
    if(fNotify)
    {
        proSpawnedEventData * event = TRACKED_NEW proSpawnedEventData;
        event->fSpawner = GetKey();
        event->fSpawnee = avatarKey;
        fNotify->ClearEvents();
        fNotify->AddEvent(event);
        delete event; // fNotify->AddEvent makes a copy
        int i = fNotify->GetEventCount();
        fNotify->Ref();     // so we still hold onto it after it is delivered
        fNotify->Send();
    } else {
        hsStatusMessage("NPC Spawner is spawning but there is no notify message to send.");
    }
}