diff options
author | Treeki <treeki@gmail.com> | 2012-01-08 05:26:39 +0100 |
---|---|---|
committer | Treeki <treeki@gmail.com> | 2012-01-08 05:26:39 +0100 |
commit | 14fc0d0f71e1cb682473b7f7bbc959cfa70d163d (patch) | |
tree | 5e227316b6cc4a18e76b7cc51e397d0109ff523a /include/statelib.h | |
parent | 0ba16c2ac037346cea4566dadcb23d7c179e9588 (diff) | |
download | kamek-14fc0d0f71e1cb682473b7f7bbc959cfa70d163d.tar.gz kamek-14fc0d0f71e1cb682473b7f7bbc959cfa70d163d.zip |
finally, a proper state API! hopefully this didn't break anything
Diffstat (limited to '')
-rw-r--r-- | include/statelib.h | 159 |
1 files changed, 131 insertions, 28 deletions
diff --git a/include/statelib.h b/include/statelib.h index c039934..d387f02 100644 --- a/include/statelib.h +++ b/include/statelib.h @@ -24,6 +24,7 @@ private: static int mLastID; }; + /******************************************************************************/ // dState_c<TOwner> : dStateBase_c class /******************************************************************************/ @@ -49,6 +50,8 @@ public: funcPtr mBegin; funcPtr mExecute; funcPtr mEnd; + + void *mBaseState; }; template <class TOwner> @@ -83,51 +86,151 @@ void dState_c<TOwner>::doEnd(TOwner *owner) { } /******************************************************************************/ -// dStateMgrBase_c class +// A Very Useless Class +/******************************************************************************/ +class dStatePointless_c { + public: + virtual ~dStatePointless_c(); + virtual int returnsOne(); // Does exactly what it says on the tin. +}; + +/******************************************************************************/ +// Executor Interfaces +/******************************************************************************/ +class dStateMethodExecutorBase_c { + public: + virtual ~dStateMethodExecutorBase_c() = 0; + + virtual void callBegin() = 0; + virtual void callExecute() = 0; + virtual void callEnd() = 0; +}; + +class dStateExecutorBase_c { + public: + virtual ~dStateExecutorBase_c() = 0; + + virtual dStateMethodExecutorBase_c *getMethodExecutorForState(dStateBase_c *state) = 0; + virtual void clearMethodExecutor(dStateMethodExecutorBase_c **ptrToPtrToExecutor) = 0; +}; + +/******************************************************************************/ +// Executor Implementations /******************************************************************************/ +template <class TOwner> +class dStateMethodExecutor_c : public dStateMethodExecutorBase_c { + public: + ~dStateMethodExecutor_c(); + + void callBegin(); + void callExecute(); + void callEnd(); + + TOwner *mOwningObject; + dState_c<TOwner> *mState; +}; + +template <class TOwner> +class dStateExecutor_c : public dStateExecutorBase_c { + public: + ~dStateExecutor_c(); + + dStateMethodExecutorBase_c *getMethodExecutorForState(dStateBase_c *state); + void clearMethodExecutor(dStateMethodExecutorBase_c **ptrToPtrToExecutor); + + private: + dStateMethodExecutor_c<TOwner> mStockExecutor; +}; + + + + +template <class TOwner> +dStateMethodExecutorBase_c *dStateExecutor_c<TOwner>::getMethodExecutorForState(dStateBase_c *state) { + if (!state->isInvalid()) { + mStockExecutor.mState = static_cast<dState_c<TOwner>*>(state); + return &mStockExecutor; + } else { + return 0; + } +} + +template <class TOwner> +void dStateExecutor_c<TOwner>::clearMethodExecutor(dStateMethodExecutorBase_c **ptrToPtrToExecutor) { + *ptrToPtrToExecutor = 0; +} + + +template <class TOwner> +void dStateMethodExecutor_c<TOwner>::callBegin() { mState->doBegin(mOwningObject); } +template <class TOwner> +void dStateMethodExecutor_c<TOwner>::callExecute() { mState->doExecute(mOwningObject); } +template <class TOwner> +void dStateMethodExecutor_c<TOwner>::callEnd() { mState->doEnd(mOwningObject); } + +/******************************************************************************/ +// dStateMgrBase_c class +/******************************************************************************/ class dStateMgrBase_c { public: - dStateMgrBase_c(void *one, void *two, dStateBase_c *pInitState); + dStateMgrBase_c(dStatePointless_c *pPointlessClass, dStateExecutorBase_c *pStateExecutor, dStateBase_c *pInitState); virtual ~dStateMgrBase_c(); - virtual void _vf0C(); + virtual void ensureStateHasBegun(); virtual void execute(); - virtual void _vf14(); + virtual void endCurrentState(); virtual void setState(dStateBase_c *pNewState); - virtual void setField10ToOne(); - virtual dStateBase_c *getField20(); - virtual dStateBase_c *getField14(); - virtual dStateBase_c *getCurrentState_maybe(); - virtual dStateBase_c *getField18(); - virtual bool _vf30() = 0; - virtual void _vf34() = 0; - virtual void _vf38() = 0; - virtual void _vf3C(dStateBase_c *pState) = 0; -private: - void *m04, *m08; - bool m0C, m0D, m0E, m0F, m10; - dStateBase_c *m14, *m18, *m1C; - dStateBase_c *m20; // maybe not a dStateBase_c? + virtual void executeNextStateThisTick() { + mExecuteNextStateThisTick = true; + } + + virtual dStateMethodExecutorBase_c *getCurrentStateMethodExecutor() { + return mCurrentStateMethodExecutor; + } + + virtual dStateBase_c *getNextState() { + return mNextState; + } + + virtual dStateBase_c *getCurrentState() { + return mCurrentState; + } + + virtual dStateBase_c *getPreviousState() { + return mPreviousState; + } + + virtual bool callBeginOnState() = 0; + virtual void callExecuteOnState() = 0; + virtual void callEndOnState() = 0; + virtual void doSwitchToNextState(dStateBase_c *pState/*unused*/) = 0; + +protected: + dStatePointless_c *mPointlessClass; + dStateExecutorBase_c *mStateExecutor; + + bool mIsStateBeginningOrEnding, mIsStateExecuting; + bool mStateIsCurrentlyActive, mStateChangeHasOccurred; + bool mExecuteNextStateThisTick; + + dStateBase_c *mNextState, *mPreviousState, *mCurrentState; + dStateMethodExecutorBase_c *mCurrentStateMethodExecutor; }; /******************************************************************************/ -// dStateMgr_c<TOwner> : dStateMgrBase_c class +// dStateMgr_c : dStateMgrBase_c class /******************************************************************************/ - -template <class TOwner> class dStateMgr_c : public dStateMgrBase_c { public: - dStateMgr_c(void *one, void *two, dStateBase_c *pInitState); + dStateMgr_c(dStatePointless_c *pPointlessClass, dStateExecutorBase_c *pStateExecutor, dStateBase_c *pInitState); ~dStateMgr_c(); - bool _vf30(); - void _vf34(); - void _vf38(); - void _vf3C(dStateBase_c *pState); + bool callBeginOnState(); + void callExecuteOnState(); + void callEndOnState(); + void doSwitchToNextState(dStateBase_c *pState/*unused*/); }; -// TODO: add template methods - |