diff options
Diffstat (limited to 'indra/llcharacter/llstatemachine.h')
-rw-r--r-- | indra/llcharacter/llstatemachine.h | 128 |
1 files changed, 64 insertions, 64 deletions
diff --git a/indra/llcharacter/llstatemachine.h b/indra/llcharacter/llstatemachine.h index a2f7e59bd2..2dfd106b18 100644 --- a/indra/llcharacter/llstatemachine.h +++ b/indra/llcharacter/llstatemachine.h @@ -1,25 +1,25 @@ -/** +/** * @file llstatemachine.h * @brief LLStateMachine 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 * $/LicenseInfo$ */ @@ -34,32 +34,32 @@ class LLUniqueID { - friend bool operator==(const LLUniqueID &a, const LLUniqueID &b); - friend bool operator!=(const LLUniqueID &a, const LLUniqueID &b); + friend bool operator==(const LLUniqueID &a, const LLUniqueID &b); + friend bool operator!=(const LLUniqueID &a, const LLUniqueID &b); protected: - static U32 sNextID; - U32 mId; + static U32 sNextID; + U32 mId; public: - LLUniqueID(){mId = sNextID++;} - virtual ~LLUniqueID(){} - U32 getID() {return mId;} + LLUniqueID(){mId = sNextID++;} + virtual ~LLUniqueID(){} + U32 getID() {return mId;} }; class LLFSMTransition : public LLUniqueID { public: - LLFSMTransition() : LLUniqueID(){}; - virtual std::string getName()const { return "unnamed"; } + LLFSMTransition() : LLUniqueID(){}; + virtual std::string getName()const { return "unnamed"; } }; class LLFSMState : public LLUniqueID { public: - LLFSMState() : LLUniqueID(){}; - virtual void onEntry(void *){}; - virtual void onExit(void *){}; - virtual void execute(void *){}; - virtual std::string getName() const { return "unnamed"; } + LLFSMState() : LLUniqueID(){}; + virtual void onEntry(void *){}; + virtual void onExit(void *){}; + virtual void execute(void *){}; + virtual std::string getName() const { return "unnamed"; } }; class LLStateDiagram @@ -70,78 +70,78 @@ friend std::ostream& operator<<(std::ostream &s, LLStateDiagram &FSM); friend class LLStateMachine; protected: - typedef std::map<LLFSMState*, Transitions> StateMap; - StateMap mStates; - Transitions mDefaultTransitions; - LLFSMState* mDefaultState; - BOOL mUseDefaultState; + typedef std::map<LLFSMState*, Transitions> StateMap; + StateMap mStates; + Transitions mDefaultTransitions; + LLFSMState* mDefaultState; + BOOL mUseDefaultState; public: - LLStateDiagram(); - virtual ~LLStateDiagram(); + LLStateDiagram(); + virtual ~LLStateDiagram(); protected: - // add a state to the state graph, executed implicitly when adding transitions - BOOL addState(LLFSMState *state); + // add a state to the state graph, executed implicitly when adding transitions + BOOL addState(LLFSMState *state); - // add a directed transition between 2 states - BOOL addTransition(LLFSMState& start_state, LLFSMState& end_state, LLFSMTransition& transition); + // add a directed transition between 2 states + BOOL addTransition(LLFSMState& start_state, LLFSMState& end_state, LLFSMTransition& transition); - // add an undirected transition between 2 states - BOOL addUndirectedTransition(LLFSMState& start_state, LLFSMState& end_state, LLFSMTransition& transition); + // add an undirected transition between 2 states + BOOL addUndirectedTransition(LLFSMState& start_state, LLFSMState& end_state, LLFSMTransition& transition); - // add a transition that is taken if none other exist - void addDefaultTransition(LLFSMState& end_state, LLFSMTransition& transition); + // add a transition that is taken if none other exist + void addDefaultTransition(LLFSMState& end_state, LLFSMTransition& transition); - // process a possible transition, and get the resulting state - LLFSMState* processTransition(LLFSMState& start_state, LLFSMTransition& transition); + // process a possible transition, and get the resulting state + LLFSMState* processTransition(LLFSMState& start_state, LLFSMTransition& transition); - // add a transition that exists for every state - void setDefaultState(LLFSMState& default_state); + // add a transition that exists for every state + void setDefaultState(LLFSMState& default_state); - // return total number of states with no outgoing transitions - S32 numDeadendStates(); + // return total number of states with no outgoing transitions + S32 numDeadendStates(); - // does this state exist in the state diagram? - BOOL stateIsValid(LLFSMState& state); + // does this state exist in the state diagram? + BOOL stateIsValid(LLFSMState& state); - // get a state pointer by ID - LLFSMState* getState(U32 state_id); + // get a state pointer by ID + LLFSMState* getState(U32 state_id); public: - // save the graph in a DOT file for rendering and visualization - BOOL saveDotFile(const std::string& filename); + // save the graph in a DOT file for rendering and visualization + BOOL saveDotFile(const std::string& filename); }; class LLStateMachine { protected: - LLFSMState* mCurrentState; - LLFSMState* mLastState; - LLFSMTransition* mLastTransition; - LLStateDiagram* mStateDiagram; + LLFSMState* mCurrentState; + LLFSMState* mLastState; + LLFSMTransition* mLastTransition; + LLStateDiagram* mStateDiagram; public: - LLStateMachine(); - virtual ~LLStateMachine(); + LLStateMachine(); + virtual ~LLStateMachine(); - // set state diagram - void setStateDiagram(LLStateDiagram* diagram); + // set state diagram + void setStateDiagram(LLStateDiagram* diagram); - // process this transition - void processTransition(LLFSMTransition &transition, void* user_data); + // process this transition + void processTransition(LLFSMTransition &transition, void* user_data); - // returns current state - LLFSMState* getCurrentState() const; + // returns current state + LLFSMState* getCurrentState() const; - // execute current state - void runCurrentState(void *data); + // execute current state + void runCurrentState(void *data); - // set state by state pointer - BOOL setCurrentState(LLFSMState *initial_state, void* user_data, BOOL skip_entry = TRUE); + // set state by state pointer + BOOL setCurrentState(LLFSMState *initial_state, void* user_data, BOOL skip_entry = TRUE); - // set state by unique ID - BOOL setCurrentState(U32 state_id, void* user_data, BOOL skip_entry = TRUE); + // set state by unique ID + BOOL setCurrentState(U32 state_id, void* user_data, BOOL skip_entry = TRUE); }; #endif //_LL_LLSTATEMACHINE_H |