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//===========================================================================
// Copyright (C) 2000 Radical Entertainment Ltd. All rights reserved.
//
// Component: GameDataManager
//
// Description: Interface for the GameDataManager class.
//
// Authors: Tony Chu
//
// Revisions Date Author Revision
// 2002/09/16 TChu Created for SRR2
//
//===========================================================================
#ifndef GAMEDATAMANAGER_H
#define GAMEDATAMANAGER_H
#ifndef NULL
#define NULL 0
#endif
//===========================================================================
// Nested Includes
//===========================================================================
#include <data/gamedata.h>
#include <radfile.hpp>
//===========================================================================
// Forward References
//===========================================================================
const unsigned int MAX_NUM_GAME_DATA = 16; // maximum number of
// client-registered game data
const unsigned int KB = 1024;
const unsigned int MB = 1024 * KB;
struct GameDataLoadCallback
{
virtual void OnLoadGameComplete( radFileError errorCode ) = 0;
};
struct GameDataSaveCallback
{
virtual void OnSaveGameComplete( radFileError errorCode ) = 0;
};
struct GameDataDeleteCallback
{
virtual void OnDeleteGameComplete( radFileError errorCode ) = 0;
};
struct IRadFile;
struct radMemcardInfo;
struct radDate;
class SaveGameInfo;
//===========================================================================
// Interface Definitions
//===========================================================================
class GameDataManager : public IRadFileCompletionCallback,
public IRadDriveCompletionCallback,
public IRadDriveErrorCallback
{
public:
// Static Methods for accessing this singleton.
static GameDataManager* CreateInstance();
static void DestroyInstance();
static GameDataManager* GetInstance();
GameDataManager();
virtual ~GameDataManager();
// Initialization
//
void Init();
// Update
//
void Update( unsigned int elapsedTime );
// Registration of client game data
//
void RegisterGameData( GameDataHandler* gdHandler,
unsigned int numBytes,
const char* name = NULL );
unsigned int GetGameDataSize() const { return m_gameDataSize; }
// Load/Save Game (Asynchronous)
void LoadGame( unsigned int slot, GameDataLoadCallback* callback = NULL, const char *filename = NULL );
void SaveGame( unsigned int slot, GameDataSaveCallback* callback = NULL );
// Delete Game
radFileError DeleteGame( const char *fileName, bool async = false, GameDataDeleteCallback* callback = NULL );
// Reset All Game Data (for New Games)
//
void ResetGame();
void SetMinimumLoadSaveTime( unsigned int minimumTime );
void RestoreDefaultMinimumLoadSaveTime();
bool IsGameLoaded() const { return m_isGameLoaded; }
void SetGameLoaded() { m_isGameLoaded = true; }
bool GetSaveGameInfo( IRadDrive* pDrive,
unsigned int slot,
SaveGameInfo* saveGameInfo,
bool *file_corrupt_flag = NULL);
bool DoesSaveGameExist( IRadDrive* pDrive,
bool check_valid = true,
bool forAllSlots = false );
bool FindMostRecentSaveGame( IRadDrive* pDrive,
unsigned int& slot,
radDate& timeStamp );
// saved game filename formatting
//
static void FormatSavedGameFilename( char* filename,
unsigned int filenameLength,
unsigned int slot );
// Implements IRadFileCompletionCallback
//
virtual void AddRef() {;}
virtual void Release() {;}
virtual void OnFileOperationsComplete( void* pUserData );
virtual void OnDriveOperationsComplete( void* pUserData );
// Implements IRadDriveErrorCallback
//
virtual bool OnDriveError( radFileError error, const char* pDriveName, void* pUserData );
bool IsUsingDrive() const;
protected:
enum eFileOperation
{
FILE_OP_NONE,
FILE_OP_OPEN_FOR_READING,
FILE_OP_OPEN_FOR_WRITING,
FILE_OP_READ,
FILE_OP_WRITE,
FILE_OP_COMMIT,
FILE_OP_FILE_CHECK,
FILE_OP_LOAD_COMPLETED,
FILE_OP_SAVE_COMPLETED,
FILE_OP_DELETE,
FILE_OP_DELETE_COMPLETED,
NUM_FILE_OPERATIONS
};
private:
//---------------------------------------------------------------------
// Private Functions
//---------------------------------------------------------------------
// No copying or assignment. Declare but don't define.
//
GameDataManager( const GameDataManager& );
GameDataManager& operator= ( const GameDataManager& );
bool LoadAllData();
bool SaveAllData();
static void PrintRawData( GameDataByte* dataBuffer,
unsigned int numBytes );
//---------------------------------------------------------------------
// Private Data
//---------------------------------------------------------------------
// Pointer to the one and only instance of this singleton.
static GameDataManager* spInstance;
GameData* m_registeredGameData[ MAX_NUM_GAME_DATA ];
unsigned int m_numRegisteredGameData;
GameDataByte* m_gameDataBuffer;
unsigned int m_gameDataSize;
GameDataLoadCallback* m_gameDataLoadCallback;
GameDataSaveCallback* m_gameDataSaveCallback;
GameDataDeleteCallback* m_gameDataDeleteCallback;
unsigned int m_minimumLoadSaveTime;
unsigned int m_elapsedOperationTime;
bool m_isGameLoaded;
SaveGameInfo* m_saveGameInfoHandler;
// RadFile Stuff
//
IRadFile* m_radFile;
eFileOperation m_currentFileOperation;
radFileError m_lastError;
};
// A little syntactic sugar for getting at this singleton.
inline GameDataManager* GetGameDataManager() { return( GameDataManager::GetInstance() ); }
#endif // GAMEDATAMANAGER_H
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