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/**
* @file llmultigesture.h
* @brief Gestures that are asset-based and can have multiple steps.
*
* $LicenseInfo:firstyear=2004&license=viewergpl$
*
* Copyright (c) 2004-2009, 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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_LLMULTIGESTURE_H
#define LL_LLMULTIGESTURE_H
#include <set>
#include <string>
#include <vector>
#include "lluuid.h"
#include "llframetimer.h"
class LLDataPacker;
class LLGestureStep;
class LLMultiGesture
{
public:
LLMultiGesture();
virtual ~LLMultiGesture();
// Maximum number of bytes this could hold once serialized.
S32 getMaxSerialSize() const;
BOOL serialize(LLDataPacker& dp) const;
BOOL deserialize(LLDataPacker& dp);
void dump();
void reset();
const std::string& getTrigger() const { return mTrigger; }
protected:
LLMultiGesture(const LLMultiGesture& gest);
const LLMultiGesture& operator=(const LLMultiGesture& rhs);
public:
// name is stored at asset level
// desc is stored at asset level
KEY mKey;
MASK mMask;
// String, like "/foo" or "hello" that makes it play
std::string mTrigger;
// Replaces the trigger substring with this text
std::string mReplaceText;
std::vector<LLGestureStep*> mSteps;
// Is the gesture currently playing?
BOOL mPlaying;
// "instruction pointer" for steps
S32 mCurrentStep;
// We're waiting for triggered animations to stop playing
BOOL mWaitingAnimations;
// We're waiting a fixed amount of time
BOOL mWaitingTimer;
// Waiting after the last step played for all animations to complete
BOOL mWaitingAtEnd;
// Timer for waiting
LLFrameTimer mWaitTimer;
void (*mDoneCallback)(LLMultiGesture* gesture, void* data);
void* mCallbackData;
// Animations that we requested to start
std::set<LLUUID> mRequestedAnimIDs;
// Once the animation starts playing (sim says to start playing)
// the ID is moved from mRequestedAnimIDs to here.
std::set<LLUUID> mPlayingAnimIDs;
};
enum EStepType
{
STEP_ANIMATION = 0,
STEP_SOUND = 1,
STEP_CHAT = 2,
STEP_WAIT = 3,
STEP_EOF = 4
};
class LLGestureStep
{
public:
LLGestureStep() {}
virtual ~LLGestureStep() {}
virtual EStepType getType() = 0;
// Return a user-readable label for this step
virtual std::string getLabel() const = 0;
virtual S32 getMaxSerialSize() const = 0;
virtual BOOL serialize(LLDataPacker& dp) const = 0;
virtual BOOL deserialize(LLDataPacker& dp) = 0;
virtual void dump() = 0;
};
// By default, animation steps start animations.
// If the least significant bit is 1, it will stop animations.
const U32 ANIM_FLAG_STOP = 0x01;
class LLGestureStepAnimation : public LLGestureStep
{
public:
LLGestureStepAnimation();
virtual ~LLGestureStepAnimation();
virtual EStepType getType() { return STEP_ANIMATION; }
virtual std::string getLabel() const;
virtual S32 getMaxSerialSize() const;
virtual BOOL serialize(LLDataPacker& dp) const;
virtual BOOL deserialize(LLDataPacker& dp);
virtual void dump();
public:
std::string mAnimName;
LLUUID mAnimAssetID;
U32 mFlags;
};
class LLGestureStepSound : public LLGestureStep
{
public:
LLGestureStepSound();
virtual ~LLGestureStepSound();
virtual EStepType getType() { return STEP_SOUND; }
virtual std::string getLabel() const;
virtual S32 getMaxSerialSize() const;
virtual BOOL serialize(LLDataPacker& dp) const;
virtual BOOL deserialize(LLDataPacker& dp);
virtual void dump();
public:
std::string mSoundName;
LLUUID mSoundAssetID;
U32 mFlags;
};
class LLGestureStepChat : public LLGestureStep
{
public:
LLGestureStepChat();
virtual ~LLGestureStepChat();
virtual EStepType getType() { return STEP_CHAT; }
virtual std::string getLabel() const;
virtual S32 getMaxSerialSize() const;
virtual BOOL serialize(LLDataPacker& dp) const;
virtual BOOL deserialize(LLDataPacker& dp);
virtual void dump();
public:
std::string mChatText;
U32 mFlags;
};
const U32 WAIT_FLAG_TIME = 0x01;
const U32 WAIT_FLAG_ALL_ANIM = 0x02;
class LLGestureStepWait : public LLGestureStep
{
public:
LLGestureStepWait();
virtual ~LLGestureStepWait();
virtual EStepType getType() { return STEP_WAIT; }
virtual std::string getLabel() const;
virtual S32 getMaxSerialSize() const;
virtual BOOL serialize(LLDataPacker& dp) const;
virtual BOOL deserialize(LLDataPacker& dp);
virtual void dump();
public:
F32 mWaitSeconds;
U32 mFlags;
};
#endif
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