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119 lines
3.3 KiB
C++
119 lines
3.3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*/
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#ifndef GRAPHICS_IMAGEMAN_H
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#define GRAPHICS_IMAGEMAN_H
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#include "common/scummsys.h"
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#include "common/singleton.h"
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#include "common/str.h"
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#include "common/list.h"
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#include "common/unzip.h"
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namespace Graphics {
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struct Surface;
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class ImageManager : public Common::Singleton<ImageManager> {
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public:
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~ImageManager();
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/**
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* adds an .zip archive to the pool where the ImageManager searches
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* for image files
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*
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* @param name the name of the archive
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* @return true on success and false on failure
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*/
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bool addArchive(const Common::String &name);
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/**
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* deletes an .zip archive from the pool where the Image Manager searches
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* for image files
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*
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* @param name the name of the archive
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*/
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void remArchive(const Common::String &name);
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/**
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* registers a surface to the ImageManager.
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* surf->free(), also delete surf, will be called when the ImageManager will
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* be destroyed or if ImageManager::unregisterSurface is called.
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* if the parameter 'surf' is 0 the Manger will try to load an image with
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* the filename 'name'
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*
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* @param name the name of the new handle
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* @param surf the surface which should be associated to the given name
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* @return returns true on success and false on failure
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*/
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bool registerSurface(const Common::String &name, Surface *surf);
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/**
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* unregisters a surface, after this the returned surface from
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* getSurface should NOT be used anymore
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*
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* @param name the handle
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* @return true on success, false on failure
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*/
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bool unregisterSurface(const Common::String &name);
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/**
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* gets a surface registered to a handle
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*
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* @param name the name of the handle
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* @return returns an pointer to an Surface object or 0 on failure
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*/
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Surface *getSurface(const Common::String &name);
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private:
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friend class Common::Singleton<SingletonBaseType>;
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ImageManager();
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struct Entry {
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Common::String name;
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Surface *surface;
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};
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typedef Common::List<Entry*>::iterator Iterator;
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#ifdef USE_ZLIB
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struct Archive {
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unzFile file;
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Common::String filename;
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};
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typedef Common::List<Archive>::iterator ZipIterator;
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#endif
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Iterator searchHandle(const Common::String &name);
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Common::List<Entry*> _surfaces;
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#ifdef USE_ZLIB
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Common::List<Archive> _archives;
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#endif
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};
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} // end of namespace Graphics
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/** Shortcut for accessing the image manager. */
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#define ImageMan (Graphics::ImageManager::instance())
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#endif
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