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1 files changed, 112 insertions, 0 deletions

diff --git a/indra/newview/lltoolgrab.h b/indra/newview/lltoolgrab.h
new file mode 100644
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+++ b/indra/newview/lltoolgrab.h
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+/** 
+ * @file lltoolgrab.h
+ * @brief LLToolGrab class header file
+ *
+ * Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_TOOLGRAB_H
+#define LL_TOOLGRAB_H
+
+#include "lltool.h"
+#include "v3math.h"
+#include "llquaternion.h"
+#include "llmemory.h"
+#include "lluuid.h"
+
+class LLView;
+class LLTextBox;
+class LLViewerObject;
+
+class LLToolGrab : public LLTool
+{
+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(LLViewerObject *objectp, S32 x, S32 y, MASK mask);
+
+	// Certain grabs should not highlight the "Build" toolbar button
+	BOOL getHideBuildHighlight() { return mHideBuildHighlight; }
+
+	static void		pickCallback(S32 x, S32 y, MASK mask);
+private:
+	LLVector3d		getGrabPointGlobal();
+	void			startGrab(S32 x, S32 y);
+	void			stopGrab();
+
+	void			startSpin();
+	void			stopSpin();
+
+	void			handleHoverSpin(S32 x, S32 y, MASK mask);
+	void			handleHoverActive(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;
+	LLUUID			mHitObjectID;				// if hit something, its ID
+
+	LLPointer<LLViewerObject>	mGrabObject;					// the object currently being grabbed
+	LLTimer			mGrabTimer;						// send simulator time between hover movements
+
+	LLVector3		mGrabOffsetFromCenterInitial;	// meters from CG of object
+	LLVector3		mGrabOffset;					// how far cursor currently is from grab start point, meters
+	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
+
+	S32				mLastMouseX;
+	S32				mLastMouseY;
+	S32				mMouseDownX;
+	S32				mMouseDownY;
+	MASK			mMouseMask;
+	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;
+
+	BOOL			mSpinGrabbing;
+	LLQuaternion	mSpinRotation;
+
+	BOOL			mHideBuildHighlight;
+};
+
+extern LLToolGrab *gToolGrab;
+
+extern BOOL gGrabBtnVertical;
+extern BOOL gGrabBtnSpin;
+extern LLTool* gGrabTransientTool;
+
+#endif  // LL_TOOLGRAB_H
+