mirror of
https://github.com/libretro/scummvm.git
synced 2025-01-11 20:26:31 +00:00
98 lines
2.8 KiB
C++
Executable File
98 lines
2.8 KiB
C++
Executable File
// -----------------------------------------------------------------------------
|
|
// This file is part of Broken Sword 2.5
|
|
// Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdörfer
|
|
//
|
|
// Broken Sword 2.5 is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation; either version 2 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// Broken Sword 2.5 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 General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with Broken Sword 2.5; if not, write to the Free Software
|
|
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
// -----------------------------------------------------------------------------
|
|
|
|
#ifndef BS_RESOURCE_H
|
|
#define BS_RESOURCE_H
|
|
|
|
#include "memlog_off.h"
|
|
#include <list>
|
|
#include "memlog_on.h"
|
|
|
|
#include "common.h"
|
|
|
|
class BS_Kernel;
|
|
class BS_ResourceManager;
|
|
|
|
class BS_Resource
|
|
{
|
|
friend BS_ResourceManager;
|
|
|
|
public:
|
|
enum RESOURCE_TYPES
|
|
{
|
|
TYPE_UNKNOWN,
|
|
TYPE_BITMAP,
|
|
TYPE_ANIMATION,
|
|
TYPE_SOUND,
|
|
TYPE_FONT
|
|
};
|
|
|
|
BS_Resource(const std::string& UniqueFileName, RESOURCE_TYPES Type);
|
|
|
|
/**
|
|
* @brief `Lockt' die Resource, verhindert, dass sie freigegeben wird.
|
|
* @remarks Die Resource wird bereits `gelockt' initialisiert, sie muss also nach dem Anfordern nur
|
|
* gelockt werden, wenn sie mehrfach verwendet wird.
|
|
**/
|
|
|
|
void AddReference() { ++_RefCount; }
|
|
|
|
/**
|
|
* @brief Hebt ein vorhergehendes `lock' auf.
|
|
* @remarks Die Resource kann ruhig öfter freigegeben als `gelockt' werden, auch wenn das nicht gerade empfehlenswert ist.
|
|
**/
|
|
|
|
void Release();
|
|
|
|
/**
|
|
* @brief Gibt die Anzahl der aktuellen `locks' zurück.
|
|
* @return Die Zahl der `locks'.
|
|
**/
|
|
|
|
int GetLockCount() const { return _RefCount; }
|
|
|
|
/**
|
|
@brief Gibt den absoluten, eindeutigen Dateinamen der Resource zurück.
|
|
*/
|
|
|
|
const std::string & GetFileName() const { return _FileName; }
|
|
|
|
/**
|
|
@brief Gibt den Hash des Dateinames der Resource zurück.
|
|
*/
|
|
unsigned int GetFileNameHash() const { return _FileNameHash; }
|
|
|
|
/**
|
|
@brief Gibt den Typ der Ressource zurück.
|
|
*/
|
|
unsigned int GetType() const { return _Type; }
|
|
|
|
protected:
|
|
virtual ~BS_Resource() {};
|
|
|
|
private:
|
|
std::string _FileName; //!< Der absolute Dateiname
|
|
unsigned int _FileNameHash; //!< Der Hashwert des Dateinames
|
|
unsigned int _RefCount; //!< Anzahl an Locks
|
|
unsigned int _Type; //!< Der Typ der Resource
|
|
std::list<BS_Resource*>::iterator _Iterator; //!< Der Iterator zeigt auf Position der Resource in der LRU-Liste
|
|
};
|
|
|
|
#endif
|