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/**
* @file   llfloaterpathfindingconsole.h
* @brief  "Pathfinding console" floater, allowing for viewing and testing of the pathfinding navmesh through Havok AI utilities.
* @author Stinson@lindenlab.com
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, 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_LLFLOATERPATHFINDINGCONSOLE_H
#define LL_LLFLOATERPATHFINDINGCONSOLE_H

#include <vector>

#include <boost/signals2.hpp>

#include "llfloater.h"
#include "llhandle.h"
#include "llpathfindingnavmeshzone.h"
#include "llpathfindingpathtool.h"
#include "llpathinglib.h"
#include "v4color.h"

class LLButton;
class LLCheckBoxCtrl;
class LLComboBox;
class LLControlVariable;
class LLPanel;
class LLSD;
class LLSliderCtrl;
class LLTabContainer;
class LLTextBase;
class LLToolset;

class LLFloaterPathfindingConsole
:   public LLFloater
{
    friend class LLFloaterReg;

public:
    virtual bool postBuild();
    virtual void onOpen(const LLSD& pKey);
    virtual void onClose(bool pIsAppQuitting);

    static LLHandle<LLFloaterPathfindingConsole> getInstanceHandle();

    bool isRenderNavMesh() const;
    void setRenderNavMesh(bool pIsRenderNavMesh);

    bool isRenderWalkables() const;
    void setRenderWalkables(bool pIsRenderWalkables);

    bool isRenderStaticObstacles() const;
    void setRenderStaticObstacles(bool pIsRenderStaticObstacles);

    bool isRenderMaterialVolumes() const;
    void setRenderMaterialVolumes(bool pIsRenderMaterialVolumes);

    bool isRenderExclusionVolumes() const;
    void setRenderExclusionVolumes(bool pIsRenderExclusionVolumes);

    bool isRenderWorld() const;
    void setRenderWorld(bool pIsRenderWorld);

    bool isRenderWorldMovablesOnly() const;
    void setRenderWorldMovablesOnly(bool pIsRenderWorldMovablesOnly);

    bool isRenderWaterPlane() const;
    void setRenderWaterPlane(bool pIsRenderWaterPlane);

    bool isRenderXRay() const;
    void setRenderXRay(bool pIsRenderXRay);

    bool isRenderAnyShapes() const;
    U32  getRenderShapeFlags();

    LLPathingLib::LLPLCharacterType getRenderHeatmapType() const;
    void                            setRenderHeatmapType(LLPathingLib::LLPLCharacterType pRenderHeatmapType);
    void onRegionBoundaryCross();
protected:

private:
    typedef enum
    {
        kConsoleStateUnknown,
        kConsoleStateLibraryNotImplemented,
        kConsoleStateRegionNotEnabled,
        kConsoleStateRegionLoading,
        kConsoleStateCheckingVersion,
        kConsoleStateDownloading,
        kConsoleStateHasNavMesh,
        kConsoleStateError
    } EConsoleState;

    // Does its own instance management, so clients not allowed
    // to allocate or destroy.
    LLFloaterPathfindingConsole(const LLSD& pSeed);
    virtual ~LLFloaterPathfindingConsole();

    void onTabSwitch();
    void onShowWorldSet();
    void onShowWorldMovablesOnlySet();
    void onShowNavMeshSet();
    void onShowWalkabilitySet();
    void onCharacterWidthSet();
    void onCharacterTypeSwitch();
    void onClearPathClicked();

    void handleNavMeshZoneStatus(LLPathfindingNavMeshZone::ENavMeshZoneRequestStatus pNavMeshZoneRequestStatus);

    void onPathEvent();

    void setDefaultInputs();
    void setConsoleState(EConsoleState pConsoleState);
    void setWorldRenderState();
    void setNavMeshRenderState();
    void updateRenderablesObjects();

    void updateControlsOnConsoleState();
    void updateViewerStatusOnConsoleState();
    void updateSimulatorStatusOnConsoleState();

    void initializeNavMeshZoneForCurrentRegion();

    void switchIntoTestPathMode();
    void switchOutOfTestPathMode();
    void updateCharacterWidth();
    void updateCharacterType();
    void clearPath();
    void updatePathTestStatus();

    void registerSavedSettingsListeners();
    void deregisterSavedSettingsListeners();
    void handleRetrieveNeighborChange(LLControlVariable *pControl, const LLSD &pNewValue);
    void handleNavMeshColorChange(LLControlVariable *pControl, const LLSD &pNewValue);
    void fillInColorsForNavMeshVisualization();
    void cleanupRenderableRestoreItems();

    LLRootHandle<LLFloaterPathfindingConsole>     mSelfHandle;
    LLTabContainer                                *mViewTestTabContainer;
    LLPanel                                       *mViewTab;
    LLTextBase                                    *mShowLabel;
    LLCheckBoxCtrl                                *mShowWorldCheckBox;
    LLCheckBoxCtrl                                *mShowWorldMovablesOnlyCheckBox;
    LLCheckBoxCtrl                                *mShowNavMeshCheckBox;
    LLTextBase                                    *mShowNavMeshWalkabilityLabel;
    LLComboBox                                    *mShowNavMeshWalkabilityComboBox;
    LLCheckBoxCtrl                                *mShowWalkablesCheckBox;
    LLCheckBoxCtrl                                *mShowStaticObstaclesCheckBox;
    LLCheckBoxCtrl                                *mShowMaterialVolumesCheckBox;
    LLCheckBoxCtrl                                *mShowExclusionVolumesCheckBox;
    LLCheckBoxCtrl                                *mShowRenderWaterPlaneCheckBox;
    LLCheckBoxCtrl                                *mShowXRayCheckBox;
    LLTextBase                                    *mPathfindingViewerStatus;
    LLTextBase                                    *mPathfindingSimulatorStatus;
    LLPanel                                       *mTestTab;
    LLTextBase                                    *mCtrlClickLabel;
    LLTextBase                                    *mShiftClickLabel;
    LLTextBase                                    *mCharacterWidthLabel;
    LLTextBase                                    *mCharacterWidthUnitLabel;
    LLSliderCtrl                                  *mCharacterWidthSlider;
    LLTextBase                                    *mCharacterTypeLabel;
    LLComboBox                                    *mCharacterTypeComboBox;
    LLTextBase                                    *mPathTestingStatus;
    LLButton                                      *mClearPathButton;

    LLColor4                                      mErrorColor;
    LLColor4                                      mWarningColor;

    LLPathfindingNavMeshZone::navmesh_zone_slot_t mNavMeshZoneSlot;
    LLPathfindingNavMeshZone                      mNavMeshZone;
    bool                                          mIsNavMeshUpdating;

    boost::signals2::connection                   mRegionBoundarySlot;
    boost::signals2::connection                   mTeleportFailedSlot;
    LLPathfindingPathTool::path_event_slot_t      mPathEventSlot;

    LLToolset                                     *mPathfindingToolset;
    LLToolset                                     *mSavedToolset;

    boost::signals2::connection                   mSavedSettingRetrieveNeighborSlot;
    boost::signals2::connection                   mSavedSettingWalkableSlot;
    boost::signals2::connection                   mSavedSettingStaticObstacleSlot;
    boost::signals2::connection                   mSavedSettingMaterialVolumeSlot;
    boost::signals2::connection                   mSavedSettingExclusionVolumeSlot;
    boost::signals2::connection                   mSavedSettingInteriorEdgeSlot;
    boost::signals2::connection                   mSavedSettingExteriorEdgeSlot;
    boost::signals2::connection                   mSavedSettingHeatmapMinSlot;
    boost::signals2::connection                   mSavedSettingHeatmapMaxSlot;
    boost::signals2::connection                   mSavedSettingNavMeshFaceSlot;
    boost::signals2::connection                   mSavedSettingTestPathValidEndSlot;
    boost::signals2::connection                   mSavedSettingTestPathInvalidEndSlot;
    boost::signals2::connection                   mSavedSettingTestPathSlot;
    boost::signals2::connection                   mSavedSettingWaterSlot;

    EConsoleState                                 mConsoleState;

    std::vector<U32>                              mRenderableRestoreList;

    static LLHandle<LLFloaterPathfindingConsole>  sInstanceHandle;
};

#endif // LL_LLFLOATERPATHFINDINGCONSOLE_H