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/**
* @file llpathfindingpathtool.cpp
* @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
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llpathfindingpathtool.h"
#include "llsingleton.h"
#include "lltool.h"
#include "llviewerwindow.h"
#include "llviewercamera.h"
#include "llpathfindingmanager.h"
#include "LLPathingLib.h"
#include <boost/function.hpp>
#include <boost/signals2.hpp>
#define PATH_TOOL_NAME "PathfindingPathTool"
LLPathfindingPathTool::LLPathfindingPathTool()
: LLTool(PATH_TOOL_NAME),
LLSingleton<LLPathfindingPathTool>(),
mPathData(),
mPathResult(LLPathingLib::LLPL_PATH_NOT_GENERATED),
mHasStartPoint(false),
mHasEndPoint(false),
mCharacterWidth(1.0f),
mCharacterType(kCharacterTypeNone),
mPathEventSignal()
{
if (!LLPathingLib::getInstance())
{
LLPathingLib::initSystem();
}
mPathData.mCharacterWidth = mCharacterWidth;
}
LLPathfindingPathTool::~LLPathfindingPathTool()
{
}
BOOL LLPathfindingPathTool::handleMouseDown(S32 pX, S32 pY, MASK pMask)
{
if ((pMask & (MASK_CONTROL|MASK_SHIFT)) != 0)
{
LLVector3 dv = gViewerWindow->mouseDirectionGlobal(pX, pY);
LLVector3 mousePos = LLViewerCamera::getInstance()->getOrigin();
LLVector3 rayStart = mousePos;
LLVector3 rayEnd = mousePos + dv * 150;
if (pMask & MASK_CONTROL)
{
mPathData.mStartPointA = rayStart;
mPathData.mEndPointA = rayEnd;
mHasStartPoint = true;
}
else if (pMask & MASK_SHIFT)
{
mPathData.mStartPointB = rayStart;
mPathData.mEndPointB = rayEnd;
mHasEndPoint = true;
}
computePath();
}
return ((pMask & (MASK_CONTROL|MASK_SHIFT)) != 0);
}
BOOL LLPathfindingPathTool::handleHover(S32 pX, S32 pY, MASK pMask)
{
if ((pMask & (MASK_CONTROL|MASK_SHIFT)) != 0)
{
gViewerWindow->setCursor(UI_CURSOR_TOOLPATHFINDING);
}
return ((pMask & (MASK_CONTROL|MASK_SHIFT)) != 0);
}
LLPathfindingPathTool::EPathStatus LLPathfindingPathTool::getPathStatus() const
{
EPathStatus status = kPathStatusUnknown;
if (LLPathingLib::getInstance() == NULL)
{
status = kPathStatusNotImplemented;
}
else if (!LLPathfindingManager::getInstance()->isPathfindingEnabledForCurrentRegion())
{
status = kPathStatusNotEnabled;
}
else if (!mHasStartPoint && !mHasEndPoint)
{
status = kPathStatusChooseStartAndEndPoints;
}
else if (!mHasStartPoint)
{
status = kPathStatusChooseStartPoint;
}
else if (!mHasEndPoint)
{
status = kPathStatusChooseEndPoint;
}
else if (mPathResult == LLPathingLib::LLPL_PATH_GENERATED_OK)
{
status = kPathStatusHasValidPath;
}
else if (mPathResult == LLPathingLib::LLPL_NO_PATH)
{
status = kPathStatusHasInvalidPath;
}
else
{
status = kPathStatusError;
}
return status;
}
F32 LLPathfindingPathTool::getCharacterWidth() const
{
return mCharacterWidth;
}
void LLPathfindingPathTool::setCharacterWidth(F32 pCharacterWidth)
{
mCharacterWidth = pCharacterWidth;
mPathData.mCharacterWidth = pCharacterWidth;
computePath();
}
LLPathfindingPathTool::ECharacterType LLPathfindingPathTool::getCharacterType() const
{
return mCharacterType;
}
void LLPathfindingPathTool::setCharacterType(ECharacterType pCharacterType)
{
mCharacterType = pCharacterType;
switch (pCharacterType)
{
case kCharacterTypeNone :
mPathData.mCharacterType = LLPathingLib::LLPL_CHARACTER_TYPE_NONE;
break;
case kCharacterTypeA :
mPathData.mCharacterType = LLPathingLib::LLPL_CHARACTER_TYPE_A;
break;
case kCharacterTypeB :
mPathData.mCharacterType = LLPathingLib::LLPL_CHARACTER_TYPE_B;
break;
case kCharacterTypeC :
mPathData.mCharacterType = LLPathingLib::LLPL_CHARACTER_TYPE_C;
break;
case kCharacterTypeD :
mPathData.mCharacterType = LLPathingLib::LLPL_CHARACTER_TYPE_D;
break;
default :
mPathData.mCharacterType = LLPathingLib::LLPL_CHARACTER_TYPE_NONE;
llassert(0);
break;
}
computePath();
}
bool LLPathfindingPathTool::isRenderPath() const
{
return (mHasStartPoint && mHasEndPoint);
}
void LLPathfindingPathTool::clearPath()
{
mHasStartPoint = false;
mHasEndPoint = false;
computePath();
}
LLPathfindingPathTool::path_event_slot_t LLPathfindingPathTool::registerPathEventListener(path_event_callback_t pPathEventCallback)
{
return mPathEventSignal.connect(pPathEventCallback);
}
void LLPathfindingPathTool::computePath()
{
mPathResult = LLPathingLib::getInstance()->generatePath(mPathData);
mPathEventSignal();
}
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