/** 
 * @file lltoolpipette.h
 * @brief LLToolPipette class header file
 *
 * Copyright (c) 2006-2007, 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.
 */

// A tool to pick texture entry infro from objects in world (color/texture)
// This tool assumes it is transient in the codebase and must be used
// accordingly. We should probably restructure the way tools are
// managed so that this is handled automatically.

#ifndef LL_LLTOOLPIPETTE_H
#define LL_LLTOOLPIPETTE_H

#include "lltool.h"
#include "lltextureentry.h"

class LLViewerObject;

class LLToolPipette
:	public LLTool
{
public:
	LLToolPipette();
	virtual ~LLToolPipette();

	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	handleToolTip(S32 x, S32 y, LLString& msg, LLRect *sticky_rect_screen);

	typedef void (*select_callback)(const LLTextureEntry& te, void *data);
	void setSelectCallback(select_callback callback, void* user_data);
	void setResult(BOOL success, const LLString& msg);

	static void pickCallback(S32 x, S32 y, MASK mask);

protected:
	LLTextureEntry	mTextureEntry;
	select_callback mSelectCallback;
	BOOL			mSuccess;
	LLString		mTooltipMsg;
	void*			mUserData;
};

extern LLToolPipette *gToolPipette;

#endif //LL_LLTOOLPIPETTE_H