lltoolgrab.h
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- /**
- * @file lltoolgrab.h
- * @brief LLToolGrab class header file
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, 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.
- * $/LicenseInfo$
- */
- #ifndef LL_TOOLGRAB_H
- #define LL_TOOLGRAB_H
- #include "lltool.h"
- #include "v3math.h"
- #include "llquaternion.h"
- #include "llsingleton.h"
- #include "lluuid.h"
- #include "llviewerwindow.h" // for LLPickInfo
- class LLView;
- class LLTextBox;
- class LLViewerObject;
- class LLPickInfo;
- class LLToolGrab : public LLTool, public LLSingleton<LLToolGrab>
- {
- public:
- LLToolGrab( LLToolComposite* composite = NULL );
- ~LLToolGrab();
- /*virtual*/ BOOL handleHover(S32 x, S32 y, MASK mask);
- /*virtual*/ BOOL handleMouseDown(S32 x, S32 y, MASK mask);
- /*virtual*/ BOOL handleMouseUp(S32 x, S32 y, MASK mask);
- /*virtual*/ BOOL handleDoubleClick(S32 x, S32 y, MASK mask);
- /*virtual*/ void render(); // 3D elements
- /*virtual*/ void draw(); // 2D elements
- virtual void handleSelect();
- virtual void handleDeselect();
-
- virtual LLViewerObject* getEditingObject();
- virtual LLVector3d getEditingPointGlobal();
- virtual BOOL isEditing();
- virtual void stopEditing();
-
- virtual void onMouseCaptureLost();
- BOOL hasGrabOffset() { return TRUE; } // HACK
- LLVector3 getGrabOffset(S32 x, S32 y); // HACK
- // Capture the mouse and start grabbing.
- BOOL handleObjectHit(const LLPickInfo& info);
- // Certain grabs should not highlight the "Build" toolbar button
- BOOL getHideBuildHighlight() { return mHideBuildHighlight; }
- static void pickCallback(const LLPickInfo& pick_info);
- private:
- LLVector3d getGrabPointGlobal();
- void startGrab();
- void stopGrab();
- void startSpin();
- void stopSpin();
- void handleHoverSpin(S32 x, S32 y, MASK mask);
- void handleHoverActive(S32 x, S32 y, MASK mask);
- void handleHoverNonPhysical(S32 x, S32 y, MASK mask);
- void handleHoverInactive(S32 x, S32 y, MASK mask);
- void handleHoverFailed(S32 x, S32 y, MASK mask);
- private:
- enum EGrabMode { GRAB_INACTIVE, GRAB_ACTIVE_CENTER, GRAB_NONPHYSICAL, GRAB_LOCKED, GRAB_NOOBJECT };
- EGrabMode mMode;
- BOOL mVerticalDragging;
- BOOL mHitLand;
- LLTimer mGrabTimer; // send simulator time between hover movements
- LLVector3 mGrabOffsetFromCenterInitial; // meters from CG of object
- LLVector3d mGrabHiddenOffsetFromCamera; // in cursor hidden drag, how far is grab offset from camera
- LLVector3d mDragStartPointGlobal; // projected into world
- LLVector3d mDragStartFromCamera; // drag start relative to camera
- LLPickInfo mGrabPick;
- S32 mLastMouseX;
- S32 mLastMouseY;
- S32 mAccumDeltaX; // since cursor hidden, how far have you moved?
- S32 mAccumDeltaY;
- BOOL mHasMoved; // has mouse moved off center at all?
- BOOL mOutsideSlop; // has mouse moved outside center 5 pixels?
- BOOL mDeselectedThisClick;
- S32 mLastFace;
- LLVector2 mLastUVCoords;
- LLVector2 mLastSTCoords;
- LLVector3 mLastIntersection;
- LLVector3 mLastNormal;
- LLVector3 mLastBinormal;
- LLVector3 mLastGrabPos;
- BOOL mSpinGrabbing;
- LLQuaternion mSpinRotation;
- BOOL mHideBuildHighlight;
- };
- extern BOOL gGrabBtnVertical;
- extern BOOL gGrabBtnSpin;
- extern LLTool* gGrabTransientTool;
- #endif // LL_TOOLGRAB_H