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- /**
- * @file lltracker.h
- * @brief Container for objects user is tracking.
- *
- * $LicenseInfo:firstyear=2003&license=viewergpl$
- *
- * Copyright (c) 2003-2009, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- // A singleton class for tracking stuff.
- //
- // TODO -- LLAvatarTracker functionality should probably be moved
- // to the LLTracker class.
- #ifndef LL_LLTRACKER_H
- #define LL_LLTRACKER_H
- #include "llpointer.h"
- #include "llstring.h"
- #include "lluuid.h"
- #include "llvector3d.h"
- class LLHUDText;
- class LLTracker
- {
- protected:
- LOG_CLASS(LLTracker);
- public:
- enum ETrackingStatus
- {
- TRACKING_NOTHING = 0,
- TRACKING_AVATAR = 1,
- TRACKING_LANDMARK = 2,
- TRACKING_LOCATION = 3,
- };
- enum ETrackingLocationType
- {
- LOCATION_NOTHING,
- LOCATION_EVENT,
- LOCATION_ITEM,
- };
- LLTracker();
- ~LLTracker();
- // These are static so that they can be used a callbacks
- LL_INLINE ETrackingStatus getTrackingStatus() { return mTrackingStatus; }
- LL_INLINE ETrackingLocationType getTrackedLocationType() { return mTrackingLocationType; }
- LL_INLINE bool isTracking() { return mTrackingStatus != TRACKING_NOTHING; }
- LL_INLINE void clearFocus() { mTrackingStatus = TRACKING_NOTHING; }
- LL_INLINE const LLUUID& getTrackedLandmarkAssetID() { return mTrackedLandmarkAssetID; }
- LL_INLINE const LLUUID& getTrackedLandmarkItemID() { return mTrackedLandmarkItemID; }
- void trackAvatar(const LLUUID& avatar_id, const std::string& name);
- void trackLandmark(const LLUUID& landmark_asset_id,
- const LLUUID& landmark_item_id,
- const std::string& name);
- void trackLocation(const LLVector3d& pos, const std::string& full_name,
- const std::string& tooltip,
- ETrackingLocationType location_type = LOCATION_NOTHING);
- void stopTracking(bool clear_ui = false);
- // Returns global pos of tracked thing
- LLVector3d getTrackedPositionGlobal();
- bool hasLandmarkPosition();
- LL_INLINE const std::string& getTrackedLocationName() { return mTrackedLocationName; }
- void drawHUDArrow();
- // Draw in-world 3D tracking stuff
- void render3D();
- bool handleMouseDown(S32 x, S32 y);
- LL_INLINE const std::string& getLabel() { return mLabel; }
- LL_INLINE const std::string& getToolTip() { return mToolTip; }
- protected:
- static void renderBeacon(LLVector3d pos_global, const LLColor4& color,
- LLHUDText* hud_textp, const std::string& label);
- void stopTrackingAvatar(bool clear_ui = false);
- void stopTrackingLocation(bool clear_ui = false);
- void stopTrackingLandmark(bool clear_ui = false);
- void drawMarker(const LLVector3d& pos_global, const LLColor4& color);
- void setLandmarkVisited();
- void cacheLandmarkPosition();
- void purgeBeaconText();
- protected:
- ETrackingStatus mTrackingStatus;
- ETrackingLocationType mTrackingLocationType;
- LLPointer<LLHUDText> mBeaconText;
- S32 mHUDArrowCenterX;
- S32 mHUDArrowCenterY;
- LLVector3d mTrackedPositionGlobal;
- LLUUID mTrackedLandmarkAssetID;
- LLUUID mTrackedLandmarkItemID;
- std::string mLabel;
- std::string mToolTip;
- std::string mTrackedLandmarkName;
- std::string mTrackedLocationName;
- uuid_vec_t mLandmarkAssetIDList;
- uuid_vec_t mLandmarkItemIDList;
- bool mIsTrackingLocation;
- bool mHasReachedLandmark;
- bool mHasLandmarkPosition;
- bool mLandmarkHasBeenVisited;
- };
- extern LLTracker gTracker;
- #endif
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