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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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#ifndef plFollowMod_inc
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#define plFollowMod_inc
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#include "hsMatrix44.h"
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#include "pnModifier/plSingleModifier.h"
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class plSceneObject;
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class plMessage;
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class hsStream;
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class hsResMgr;
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class plFollowMod : public plSingleModifier
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{
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public:
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enum FollowRefs
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{
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kRefLeader
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};
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enum FollowLeaderType
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{
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kLocalPlayer,
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kObject,
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kCamera,
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kListener
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};
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enum FollowModMode
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{
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kPositionX = 0x1,
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kPositionY = 0x2,
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kPositionZ = 0x4,
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kPosition = (kPositionX | kPositionY | kPositionZ),
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kRotate = 0x8,
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kFullTransform = kPosition | kRotate
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};
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protected:
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FollowLeaderType fLeaderType;
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UInt8 fMode;
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UInt8 fLeaderSet;
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plSceneObject* fLeader; // may be nil if Leader isn't a sceneobject
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hsMatrix44 fLeaderL2W;
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hsMatrix44 fLeaderW2L;
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hsBool ICheckLeader();
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void IMoveTarget();
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virtual hsBool IEval(double secs, hsScalar del, UInt32 dirty);
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public:
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plFollowMod();
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~plFollowMod();
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CLASSNAME_REGISTER( plFollowMod );
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GETINTERFACE_ANY( plFollowMod, plSingleModifier );
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virtual hsBool MsgReceive(plMessage* msg);
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virtual void Read(hsStream* stream, hsResMgr* mgr);
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virtual void Write(hsStream* stream, hsResMgr* mgr);
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virtual void SetTarget(plSceneObject* so);
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void SetType(FollowLeaderType t) { fLeaderType = t; }
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FollowLeaderType GetType() const { return fLeaderType; }
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void SetMode(UInt8 m) { fMode = m; }
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UInt8 GetMode() const { return fMode; }
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void Activate();
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void Deactivate();
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};
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#endif // plFollowMod_inc
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