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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
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