orxEvent.h

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/* Orx - Portable Game Engine
 *
 * Copyright (c) 2008- Orx-Project
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 *    1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 *
 *    2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 *
 *    3. This notice may not be removed or altered from any source
 *    distribution.
 */


 
 
#ifndef _orxEVENT_H_
#define _orxEVENT_H_
 
#include "orxInclude.h"
 

#define orxEVENT_INIT(EVENT, TYPE, ID, SENDER, RECIPIENT, PAYLOAD)  \
do                                                                  \
{                                                                   \
  EVENT.eType       = (orxEVENT_TYPE)(TYPE);                        \
  EVENT.eID         = (orxENUM)(ID);                                \
  EVENT.hSender     = (orxHANDLE)(SENDER);                          \
  EVENT.hRecipient  = (orxHANDLE)(RECIPIENT);                       \
  EVENT.pstPayload  = (void *)(PAYLOAD);                            \
} while(orxFALSE)
 
#define orxEVENT_SEND(TYPE, ID, SENDER, RECIPIENT, PAYLOAD)         \
do                                                                  \
{                                                                   \
  orxEVENT stEvent;                                                 \
  orxEVENT_INIT(stEvent, TYPE, ID, SENDER, RECIPIENT, PAYLOAD);     \
  orxEvent_Send(&stEvent);                                          \
} while(orxFALSE)
 
#define orxEVENT_GET_FLAG(ID)                         ((orxU32)(1U << (orxU32)(ID)))
#define orxEVENT_KU32_FLAG_ID_NONE                    0x00000000
#define orxEVENT_KU32_MASK_ID_ALL                     0xFFFFFFFF
 

typedef enum __orxEVENT_TYPE_t
{
  orxEVENT_TYPE_ANIM = 0,
  orxEVENT_TYPE_CLOCK,
  orxEVENT_TYPE_CONFIG,
  orxEVENT_TYPE_DISPLAY,
  orxEVENT_TYPE_FX,
  orxEVENT_TYPE_INPUT,
  orxEVENT_TYPE_LOCALE,
  orxEVENT_TYPE_OBJECT,
  orxEVENT_TYPE_RENDER,
  orxEVENT_TYPE_PHYSICS,
  orxEVENT_TYPE_RESOURCE,
  orxEVENT_TYPE_SHADER,
  orxEVENT_TYPE_SOUND,
  orxEVENT_TYPE_SPAWNER,
  orxEVENT_TYPE_SYSTEM,
  orxEVENT_TYPE_TEXTURE,
  orxEVENT_TYPE_TIMELINE,
  orxEVENT_TYPE_TRIGGER,
  orxEVENT_TYPE_VIEWPORT,
 
  orxEVENT_TYPE_CORE_NUMBER,
 
  orxEVENT_TYPE_FIRST_RESERVED = orxEVENT_TYPE_CORE_NUMBER,
 
  orxEVENT_TYPE_LAST_RESERVED = 255,
 
  orxEVENT_TYPE_FIRST_EXTENSION,
 
  orxEVENT_TYPE_LAST_EXTENSION = 32767,
 
  orxEVENT_TYPE_USER_DEFINED,
 
  orxEVENT_TYPE_NONE = orxENUM_NONE,
 
} orxEVENT_TYPE;

typedef struct __orxEVENT_t
{
  orxEVENT_TYPE     eType;                            
  orxENUM           eID;                              
  orxHANDLE         hSender;                          
  orxHANDLE         hRecipient;                       
  void             *pstPayload;                       
  void             *pContext;                         
 
} orxEVENT;
 

typedef orxSTATUS (orxFASTCALL *orxEVENT_HANDLER)(const orxEVENT *_pstEvent);
 

extern orxDLLAPI void orxFASTCALL       orxEvent_Setup();

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_Init();

extern orxDLLAPI void orxFASTCALL       orxEvent_Exit();

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_AddHandler(orxEVENT_TYPE _eEventType, orxEVENT_HANDLER _pfnEventHandler);

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_AddHandlerWithContext(orxEVENT_TYPE _eEventType, orxEVENT_HANDLER _pfnEventHandler, void *_pContext);

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_RemoveHandler(orxEVENT_TYPE _eEventType, orxEVENT_HANDLER _pfnEventHandler);

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_RemoveHandlerWithContext(orxEVENT_TYPE _eEventType, orxEVENT_HANDLER _pfnEventHandler, void *_pContext);

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_SetHandlerIDFlags(orxEVENT_HANDLER _pfnEventHandler, orxEVENT_TYPE _eEventType, void *_pContext, orxU32 _u32AddIDFlags, orxU32 _u32RemoveIDFlags);

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_Send(orxEVENT *_pstEvent);

extern orxDLLAPI orxSTATUS orxFASTCALL  orxEvent_SendShort(orxEVENT_TYPE _eEventType, orxENUM _eEventID);

extern orxDLLAPI orxBOOL orxFASTCALL    orxEvent_IsSending();
 
#endif /*_orxEVENT_H_*/