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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 handleMouseUp(S32 pX, S32 pY, MASK pMask);
virtual BOOL handleMiddleMouseDown(S32 pX, S32 pY, MASK pMask);
virtual BOOL handleMiddleMouseUp(S32 pX, S32 pY, MASK pMask);
virtual BOOL handleRightMouseDown(S32 pX, S32 pY, MASK pMask);
virtual BOOL handleRightMouseUp(S32 pX, S32 pY, MASK pMask);
virtual BOOL handleDoubleClick(S32 x, S32 y, MASK mask);
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:
bool isAnyPathToolModKeys(MASK pMask) const;
bool isPointAModKeys(MASK pMask) const;
bool isPointBModKeys(MASK pMask) const;
void getRayPoints(S32 pX, S32 pY, LLVector3 &pRayStart, LLVector3 &pRayEnd) const;
void computeFinalPoints(S32 pX, S32 pY, MASK pMask);
void computeTempPoints(S32 pX, S32 pY, MASK pMask);
void setFinalA(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint);
bool hasFinalA() const;
const LLVector3 &getFinalAStart() const;
const LLVector3 &getFinalAEnd() const;
void setTempA(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint);
bool hasTempA() const;
void setFinalB(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint);
bool hasFinalB() const;
const LLVector3 &getFinalBStart() const;
const LLVector3 &getFinalBEnd() const;
void setTempB(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint);
bool hasTempB() const;
void clearFinal();
void clearTemp();
void computeFinalPath();
void computeTempPath();
LLPathingLib::PathingPacket mFinalPathData;
LLPathingLib::PathingPacket mTempPathData;
LLPathingLib::LLPLResult mPathResult;
ECharacterType mCharacterType;
path_event_signal_t mPathEventSignal;
bool mIsLeftMouseButtonHeld;
bool mIsMiddleMouseButtonHeld;
bool mIsRightMouseButtonHeld;
};
#endif // LL_LLPATHFINDINGPATHTOOL_H
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