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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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#include "hsTypes.h"
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#include <vector>
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#include "pnKeyedObject/plKey.h"
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// A really crappy sort of a list of keys from the most referenced key to the least.
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// This allows you to write out and read in the keys without having to worry about
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// one referencing another that isn't loaded yet (ie, in the SceneViewer)
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class plKeyRefSort
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{
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protected:
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class KeyRefs
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{
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public:
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plKey fKey;
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int fNumRefs;
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KeyRefs() : fKey(nil), fNumRefs(-1) {}
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KeyRefs(plKey key, int numRefs) : fKey(key), fNumRefs(numRefs) {}
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hsBool operator== (const plKey key)
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{
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return (fKey == key);
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}
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};
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static std::vector<plKey>* fKeys;
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static std::vector<KeyRefs> fNumRefs;
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friend class RefComp;
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static int CountRefsRecur(plKey key, std::vector<plKey>& traversedKeys);
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public:
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static void Sort(std::vector<plKey>* keys);
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};
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