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/**
* @file lltool.h
* @brief LLTool class header file
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#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 LLThreadSafeRefCount
{
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 handleAnyMouseClick(S32 x, S32 y, MASK mask, EMouseClickType clicktype, bool down);
virtual bool handleMouseDown(S32 x, S32 y, MASK mask);
virtual bool handleMouseUp(S32 x, S32 y, MASK mask);
virtual bool handleMiddleMouseDown(S32 x, S32 y, MASK mask);
virtual bool handleMiddleMouseUp(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 handleScrollHWheel(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, MASK mask);
// 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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