rawTherapee/rtgui/cachemanager.h

80 lines
2.2 KiB
C++

/*
* This file is part of RawTherapee.
*
* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
*
* RawTherapee 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 3 of the License, or
* (at your option) any later version.
*
* RawTherapee 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 RawTherapee. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CACHEMANAGER_
#define _CACHEMANAGER_
#include <string>
#include <map>
#include <glibmm.h>
#include "thumbnail.h"
#include <cstdio>
#include "../rtengine/procparams.h"
#include "threadutils.h"
class Thumbnail;
class CacheManager
{
typedef std::pair<std::string, Thumbnail*> string_thumb_pair;
typedef std::map<std::string, Thumbnail*> string_thumb_map;
string_thumb_map openEntries;
Glib::ustring baseDir;
MyMutex mutex_;
void deleteDir (const Glib::ustring& dirName);
CacheManager () {}
public:
static CacheManager* getInstance(void);
void init ();
Thumbnail* getEntry (const Glib::ustring& fname);
void deleteEntry (const Glib::ustring& fname);
void renameEntry (const std::string& oldfilename, const std::string& oldmd5, const std::string& newfilename);
void closeThumbnail (Thumbnail* t);
const Glib::ustring& getBaseDir ()
{
MyMutex::MyLock lock(mutex_);
return baseDir;
}
void closeCache ();
static std::string getMD5 (const Glib::ustring& fname);
void clearAll ();
void clearThumbImages ();
void clearProfiles ();
void clearFromCache(const Glib::ustring& fname, bool leavenotrace);
void applyCacheSizeLimitation ();
Glib::ustring getCacheFileName (const Glib::ustring& subdir, const Glib::ustring& fname, const Glib::ustring& md5);
};
#define cacheMgr CacheManager::getInstance()
#endif