184 lines
4.3 KiB
C++
184 lines
4.3 KiB
C++
/*
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sys_event.h
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Event are used for scheduling tasks and for linking script commands.
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*/
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#ifndef __SYS_EVENT_H__
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#define __SYS_EVENT_H__
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#define D_EVENT_MAXARGS 8 // if changed, enable the CREATE_EVENT_CODE define in Event.cpp to generate switch statement for idClass::ProcessEventArgPtr.
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// running the game will then generate c:\doom\base\events.txt, the contents of which should be copied into the switch statement.
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#define D_EVENT_VOID ( ( char )0 )
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#define D_EVENT_INTEGER 'd'
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#define D_EVENT_FLOAT 'f'
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#define D_EVENT_VECTOR 'v'
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#define D_EVENT_STRING 's'
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#define D_EVENT_ENTITY 'e'
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#define D_EVENT_ENTITY_NULL 'E' // event can handle NULL entity pointers
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#define D_EVENT_TRACE 't'
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#define MAX_EVENTS 8192 // Upped from 4096
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class idClass;
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class idTypeInfo;
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class idEventDef {
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private:
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const char *name;
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const char *formatspec;
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unsigned int formatspecIndex;
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int returnType;
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int numargs;
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size_t argsize;
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int argOffset[ D_EVENT_MAXARGS ];
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int eventnum;
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const idEventDef * next;
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static idEventDef * eventDefList[MAX_EVENTS];
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static int numEventDefs;
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public:
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idEventDef( const char *command, const char *formatspec = NULL, char returnType = 0 );
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const char *GetName( void ) const;
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const char *GetArgFormat( void ) const;
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unsigned int GetFormatspecIndex( void ) const;
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char GetReturnType( void ) const;
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int GetEventNum( void ) const;
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int GetNumArgs( void ) const;
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size_t GetArgSize( void ) const;
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int GetArgOffset( int arg ) const;
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static int NumEventCommands( void );
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static const idEventDef *GetEventCommand( int eventnum );
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static const idEventDef *FindEvent( const char *name );
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};
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class idSaveGame;
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class idRestoreGame;
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class idEvent {
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private:
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const idEventDef *eventdef;
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byte *data;
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int time;
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idClass *object;
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const idTypeInfo *typeinfo;
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idLinkList<idEvent> eventNode;
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static idDynamicBlockAlloc<byte, 16 * 1024, 256, MA_EVENT> eventDataAllocator;
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public:
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static bool initialized;
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~idEvent();
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static void WriteDebugInfo( void );
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static idEvent *Alloc( const idEventDef *evdef, int numargs, va_list args );
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static void CopyArgs( const idEventDef *evdef, int numargs, va_list args, int data[ D_EVENT_MAXARGS ] );
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void Free( void );
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void Schedule( idClass *object, const idTypeInfo *cls, int time );
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byte *GetData( void );
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static void CancelEvents( const idClass *obj, const idEventDef *evdef = NULL );
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// RAVEN BEGIN
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// abahr:
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static bool EventIsPosted( const idClass *obj, const idEventDef *evdef );
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// RAVEN END
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static void ClearEventList( void );
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static void ServiceEvents( void );
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static void Init( void );
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static void Shutdown( void );
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// save games
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static void Save( idSaveGame *savefile ); // archives object for save game file
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static void Restore( idRestoreGame *savefile ); // unarchives object from save game file
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};
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/*
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================
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idEvent::GetData
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================
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*/
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ID_INLINE byte *idEvent::GetData( void ) {
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return data;
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}
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/*
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================
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idEventDef::GetName
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================
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*/
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ID_INLINE const char *idEventDef::GetName( void ) const {
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return name;
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}
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/*
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================
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idEventDef::GetArgFormat
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================
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*/
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ID_INLINE const char *idEventDef::GetArgFormat( void ) const {
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return formatspec;
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}
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/*
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================
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idEventDef::GetFormatspecIndex
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================
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*/
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ID_INLINE unsigned int idEventDef::GetFormatspecIndex( void ) const {
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return formatspecIndex;
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}
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/*
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================
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idEventDef::GetReturnType
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================
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*/
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ID_INLINE char idEventDef::GetReturnType( void ) const {
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return returnType;
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}
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/*
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================
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idEventDef::GetNumArgs
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================
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*/
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ID_INLINE int idEventDef::GetNumArgs( void ) const {
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return numargs;
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}
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/*
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================
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idEventDef::GetArgSize
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================
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*/
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ID_INLINE size_t idEventDef::GetArgSize( void ) const {
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return argsize;
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}
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/*
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================
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idEventDef::GetArgOffset
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================
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*/
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ID_INLINE int idEventDef::GetArgOffset( int arg ) const {
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assert( ( arg >= 0 ) && ( arg < D_EVENT_MAXARGS ) );
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return argOffset[ arg ];
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}
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/*
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================
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idEventDef::GetEventNum
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================
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*/
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ID_INLINE int idEventDef::GetEventNum( void ) const {
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return eventnum;
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}
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#endif /* !__SYS_EVENT_H__ */
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