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/**
* @file lltool.h
* @brief LLTool class header file
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2007, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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_LLTOOL_H
#define LL_LLTOOL_H
#include "llkeyboard.h"
#include "llmousehandler.h"
#include "llcoord.h"
#include "v3math.h"
#include "v3dmath.h"
class LLViewerObject;
class LLToolComposite;
class LLView;
class LLPanel;
class LLTool
: public LLMouseHandler
{
public:
LLTool( const std::string& name, LLToolComposite* composite = NULL );
virtual ~LLTool();
// Hack to support LLFocusMgr
virtual BOOL isView() const { return FALSE; }
// Virtual functions inherited from LLMouseHandler
virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
virtual BOOL handleHover(S32 x, S32 y, MASK mask);
virtual BOOL handleScrollWheel(S32 x, S32 y, S32 clicks);
virtual BOOL handleDoubleClick(S32 x, S32 y, MASK mask);
virtual BOOL handleRightMouseDown(S32 x, S32 y, MASK mask);
virtual BOOL handleRightMouseUp(S32 x, S32 y, MASK mask);
virtual BOOL handleToolTip(S32 x, S32 y, std::string& msg, LLRect* sticky_rect_screen);
virtual EShowToolTip getShowToolTip() { return SHOW_ALWAYS; }; // tools should permit tips even when the mouse is down, as that's pretty normal for tools
// Return FALSE to allow context menu to be shown.
virtual void screenPointToLocal(S32 screen_x, S32 screen_y, S32* local_x, S32* local_y) const
{ *local_x = screen_x; *local_y = screen_y; }
virtual void localPointToScreen(S32 local_x, S32 local_y, S32* screen_x, S32* screen_y) const
{ *screen_x = local_x; *screen_y = local_y; }
virtual const std::string& getName() const { return mName; }
// New virtual functions
virtual LLViewerObject* getEditingObject() { return NULL; }
virtual LLVector3d getEditingPointGlobal() { return LLVector3d(); }
virtual BOOL isEditing() { return (getEditingObject() != NULL); }
virtual void stopEditing() {}
virtual BOOL clipMouseWhenDown() { return TRUE; }
virtual void handleSelect() { } // do stuff when your tool is selected
virtual void handleDeselect() { } // clean up when your tool is deselected
virtual LLTool* getOverrideTool(MASK mask);
// isAlwaysRendered() - return true if this is a tool that should
// always be rendered regardless of selection.
virtual BOOL isAlwaysRendered() { return FALSE; }
virtual void render() {} // draw tool specific 3D content in world
virtual void draw(); // draw tool specific 2D overlay
virtual BOOL handleKey(KEY key, MASK mask);
// Note: NOT virtual. Subclasses should call this version.
void setMouseCapture(BOOL b);
BOOL hasMouseCapture();
virtual void onMouseCaptureLost() {} // override this one as needed.
protected:
LLToolComposite* mComposite; // Composite will handle mouse captures.
std::string mName;
public:
static const std::string sNameNull;
};
#endif
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