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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==*/
#include "hsTypes.h"
#include "plSimpleModifier.h"
#include "plgDispatch.h"
#include "hsStream.h"
#include "../pnSceneObject/plSceneObject.h"
#include "../pnMessage/plTimeMsg.h"
#include "../pnMessage/plRefMsg.h"
#include "hsTimer.h"
// #include "../pfConditional/plAnimationEventConditionalObject.h"
#include "../plMessage/plAnimCmdMsg.h"
plSimpleModifier::plSimpleModifier()
:
fTarget(nil)
{
fTimeConvert.SetOwner(this);
}
plSimpleModifier::~plSimpleModifier()
{
if( !fTimeConvert.IsStopped() )
IEnd();
}
void plSimpleModifier::Read(hsStream* s, hsResMgr* mgr)
{
plModifier::Read(s, mgr);
fTimeConvert.Read(s, mgr);
if( !fTimeConvert.IsStopped() )
IBegin(); // TEMP TILL Message causes IBEGIN
}
void plSimpleModifier::Write(hsStream* s, hsResMgr* mgr)
{
plModifier::Write(s, mgr);
fTimeConvert.Write(s, mgr);
}
void plSimpleModifier::AddTarget(plSceneObject* o)
{
fTarget = o;
if( !fTimeConvert.IsStopped() )
IBegin(); // TEMP TILL Message causes IBEGIN
}
void plSimpleModifier::RemoveTarget(plSceneObject* o)
{
hsAssert(o == fTarget, "Removing target I don't have");
fTarget = nil;
}
void plSimpleModifier::IBegin()
{
if( fTarget )
{
fTimeConvert.Start();
plgDispatch::Dispatch()->RegisterForExactType(plEvalMsg::Index(), GetKey());
}
}
void plSimpleModifier::IEnd()
{
fTimeConvert.Stop();
if( fTarget )
{
plgDispatch::Dispatch()->UnRegisterForExactType(plEvalMsg::Index(), GetKey());
}
}
hsBool plSimpleModifier::IEval(double secs, hsScalar del, UInt32 dirty)
{
return IHandleTime(secs, del);
}
hsBool plSimpleModifier::MsgReceive(plMessage* msg)
{
plRefMsg* refMsg = plRefMsg::ConvertNoRef(msg);
if( refMsg )
{
return IHandleRef(refMsg);
}
plAnimCmdMsg* modMsg = plAnimCmdMsg::ConvertNoRef(msg);
if( modMsg )
{
return IHandleCmd(modMsg);
}
return plModifier::MsgReceive(msg);
}
hsBool plSimpleModifier::IHandleRef(plRefMsg* refMsg)
{
if( refMsg->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest|plRefMsg::kOnReplace) )
AddTarget(plSceneObject::ConvertNoRef(refMsg->GetRef()));
else
RemoveTarget(plSceneObject::ConvertNoRef(refMsg->GetRef()));
return true;
}
hsBool plSimpleModifier::IHandleCmd(plAnimCmdMsg* modMsg)
{
hsBool wasStopped = fTimeConvert.IsStopped();
fTimeConvert.HandleCmd(modMsg);
hsBool isStopped = fTimeConvert.IsStopped();
if( wasStopped != isStopped )
{
if( isStopped )
{
IEnd();
}
else
{
IBegin();
}
}
#if 0 // debug
char str[256];
sprintf(str, "ModHandleCmd: time=%f, ts=%f FWD=%d, BWD=%d, SpeedChange=%d sp=%f, CONT=%d, STOP=%d\n",
hsTimer::GetSysSeconds(),
modMsg->GetTimeStamp(),
modMsg->Cmd(plAnimCmdMsg::kSetForewards),
modMsg->Cmd(plAnimCmdMsg::kSetBackwards),
modMsg->Cmd(plAnimCmdMsg::kSetSpeed),
modMsg->fSpeed,
modMsg->Cmd(plAnimCmdMsg::kContinue),
modMsg->Cmd(plAnimCmdMsg::kStop));
hsStatusMessage(str);
#endif
return true;
}
hsBool plSimpleModifier::IHandleTime(double wSecs, hsScalar del)
{
if( !fTarget )
return true;
hsScalar secs = fTimeConvert.WorldToAnimTime(wSecs);
if( secs != fCurrentTime )
{
fCurrentTime = secs;
IApplyDynamic();
}
return true;
}