/** 
 * @file llviewergesture.h
 * @brief LLViewerGesture class header file
 *
 * $LicenseInfo:firstyear=2002&license=viewerlgpl$
 * 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_LLVIEWERGESTURE_H
#define LL_LLVIEWERGESTURE_H

#include "llanimationstates.h"
#include "lluuid.h"
#include "llstring.h"
#include "llgesture.h"

class LLMessageSystem;

class LLViewerGesture : public LLGesture
{
public:
	LLViewerGesture();
	LLViewerGesture(KEY key, MASK mask, const std::string &trigger, 
		const LLUUID &sound_item_id, const std::string &animation, 
		const std::string &output_string);

	LLViewerGesture(U8 **buffer, S32 max_size); // deserializes, advances buffer
	LLViewerGesture(const LLViewerGesture &gesture);

	// Triggers if a key/mask matches it
	virtual bool trigger(KEY key, MASK mask);

	// Triggers if case-insensitive substring matches (assumes string is lowercase)
	virtual bool trigger(const std::string &string);

	void doTrigger( bool send_chat );

protected:
	static const F32	SOUND_VOLUME;
};

class LLViewerGestureList : public LLGestureList
{
public:
	LLViewerGestureList();

	//void requestFromServer();
	bool getIsLoaded() { return mIsLoaded; }

	//void requestResetFromServer( BOOL is_male );

	// See if the prefix matches any gesture.  If so, return TRUE
	// and place the full text of the gesture trigger into
	// output_str
	bool matchPrefix(const std::string& in_str, std::string* out_str);

	static void xferCallback(void *data, S32 size, void** /*user_data*/, S32 status);

protected:
	LLGesture *create_gesture(U8 **buffer, S32 max_size);

protected:
	bool mIsLoaded;
};

extern LLViewerGestureList gGestureList;

#endif