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/* ScummVM - Scumm Interpreter
* Copyright (C) 2006 The ScummVM project
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $Header $
*/
#ifndef GRAPHICS_IMAGEMAN_H
#define GRAPHICS_IMAGEMAN_H
#include "common/stdafx.h"
#include "common/scummsys.h"
#include "common/singleton.h"
#include "common/str.h"
#include "common/list.h"
#include "common/unzip.h"
namespace Graphics {
struct Surface;
class ImageManager : public Common::Singleton<ImageManager> {
public:
~ImageManager();
/**
* adds an .zip archive to the pool there the ImagaManager searches
* for image files
*
* @param name the name of the archive
* @return true on success and false on failure
*/
bool addArchive(const Common::String &name);
/**
* registers a surface to the ImageManager.
* surf->free(), also delete surf, will be called when the ImageManager will
* be destroyed or if ImageManager::unregisterSurface is called.
* if the parameter 'surf' is 0 the Manger will try to load an image with
* the filename 'name'
*
* @param name the name of the new handle
* @param surf the surface which should be associated to the given name
* @return returns true on success and false on failure
*/
bool registerSurface(const Common::String &name, Surface *surf);
/**
* unregisters a surface, after this the returned surface from
* getSurface should NOT be used anymore
*
* @param name the handle
* @return true on success, false on failure
*/
bool unregisterSurface(const Common::String &name);
/**
* gets a surface registered to a handle
*
* @param name the name of the handle
* @return returns an pointer to an Surface object or 0 on failure
*/
Surface *getSurface(const Common::String &name);
private:
friend class Common::Singleton<SingletonBaseType>;
ImageManager();
struct Entry {
Common::String name;
Surface *surface;
};
typedef Common::List<Entry*>::iterator Iterator;
#ifdef USE_ZLIB
typedef Common::List<unzFile>::iterator ZipIterator;
#endif
Iterator searchHandle(const Common::String &name);
Common::List<Entry*> _surfaces;
#ifdef USE_ZLIB
Common::List<unzFile> _archives;
#endif
};
} // end of namespace Graphics
/** Shortcut for accessing the font manager. */
#define ImageMan (Graphics::ImageManager::instance())
#endif
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