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/**
* @file llpathfindingpathtool.h
* @author William Todd Stinson
* @brief XXX
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_LLPATHFINDINGPATHTOOL_H
#define LL_LLPATHFINDINGPATHTOOL_H
#include "llsingleton.h"
#include "lltool.h"
#include "LLPathingLib.h"
#include <boost/function.hpp>
#include <boost/signals2.hpp>
class LLPathfindingPathTool : public LLTool, public LLSingleton<LLPathfindingPathTool>
{
public:
typedef enum
{
kPathStatusUnknown,
kPathStatusChooseStartAndEndPoints,
kPathStatusChooseStartPoint,
kPathStatusChooseEndPoint,
kPathStatusHasValidPath,
kPathStatusHasInvalidPath,
kPathStatusNotEnabled,
kPathStatusNotImplemented,
kPathStatusError
} EPathStatus;
typedef enum
{
kCharacterTypeNone,
kCharacterTypeA,
kCharacterTypeB,
kCharacterTypeC,
kCharacterTypeD
} ECharacterType;
LLPathfindingPathTool();
virtual ~LLPathfindingPathTool();
typedef boost::function<void (void)> path_event_callback_t;
typedef boost::signals2::signal<void (void)> path_event_signal_t;
typedef boost::signals2::connection path_event_slot_t;
virtual BOOL handleMouseDown(S32 pX, S32 pY, MASK pMask);
virtual BOOL handleHover(S32 pX, S32 pY, MASK pMask);
EPathStatus getPathStatus() const;
F32 getCharacterWidth() const;
void setCharacterWidth(F32 pCharacterWidth);
ECharacterType getCharacterType() const;
void setCharacterType(ECharacterType pCharacterType);
bool isRenderPath() const;
void clearPath();
path_event_slot_t registerPathEventListener(path_event_callback_t pPathEventCallback);
protected:
private:
void computePath();
LLPathingLib::PathingPacket mPathData;
LLPathingLib::LLPLResult mPathResult;
bool mHasStartPoint;
bool mHasEndPoint;
F32 mCharacterWidth;
ECharacterType mCharacterType;
path_event_signal_t mPathEventSignal;
};
#endif // LL_LLPATHFINDINGPATHTOOL_H
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