/** * @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 "lldarray.h" #include "llpointer.h" #include "llstring.h" #include "lluuid.h" #include "v3dmath.h" class LLHUDText; 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, }; static LLTracker* instance() { if (!sTrackerp) { sTrackerp = new LLTracker(); } return sTrackerp; } static void cleanupInstance() { delete sTrackerp; sTrackerp = NULL; } //static void drawTrackerArrow(); // these are static so that they can be used a callbacks static ETrackingStatus getTrackingStatus() { return instance()->mTrackingStatus; } static ETrackingLocationType getTrackedLocationType() { return instance()->mTrackingLocationType; } static BOOL isTracking(void*) { return (BOOL) instance()->mTrackingStatus; } static void stopTracking(void*); static void clearFocus(); static const LLUUID& getTrackedLandmarkAssetID() { return instance()->mTrackedLandmarkAssetID; } static const LLUUID& getTrackedLandmarkItemID() { return instance()->mTrackedLandmarkItemID; } static void trackAvatar( const LLUUID& avatar_id, const std::string& name ); static void trackLandmark( const LLUUID& landmark_asset_id, const LLUUID& landmark_item_id , const std::string& name); static void trackLocation(const LLVector3d& pos, const std::string& full_name, const std::string& tooltip, ETrackingLocationType location_type = LOCATION_NOTHING); // returns global pos of tracked thing static LLVector3d getTrackedPositionGlobal(); static BOOL hasLandmarkPosition(); static const std::string& getTrackedLocationName(); static void drawHUDArrow(); // Draw in-world 3D tracking stuff static void render3D(); static BOOL handleMouseDown(S32 x, S32 y); static LLTracker* sTrackerp; static BOOL sCheesyBeacon; static const std::string& getLabel() { return instance()->mLabel; } static const std::string& getToolTip() { return instance()->mToolTip; } protected: LLTracker(); ~LLTracker(); static void renderBeacon( LLVector3d pos_global, const LLColor4& color, LLHUDText* hud_textp, const std::string& label ); void stopTrackingAll(BOOL clear_ui = FALSE); 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; std::string mLabel; std::string mToolTip; std::string mTrackedLandmarkName; LLUUID mTrackedLandmarkAssetID; LLUUID mTrackedLandmarkItemID; LLDynamicArray<LLUUID> mLandmarkAssetIDList; LLDynamicArray<LLUUID> mLandmarkItemIDList; BOOL mHasReachedLandmark; BOOL mHasLandmarkPosition; BOOL mLandmarkHasBeenVisited; std::string mTrackedLocationName; BOOL mIsTrackingLocation; BOOL mHasReachedLocation; }; #endif