scummvm/engines/saga2/gfx.h

60 lines
1.6 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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.
*
*/
#ifndef SAGA2_GFX_H
#define SAGA2_GFX_H
#include "common/noncopyable.h"
namespace Saga2 {
enum BackBufferSource {
kBeforeOpeningMenu,
kBeforeTakingThumbnail,
kMaxBackBufferSources
};
class Renderer : public Common::NonCopyable {
private:
Saga2Engine *_vm;
byte *_savedBackBuffers[kMaxBackBufferSources];
public:
Renderer(Saga2Engine *vm);
~Renderer();
void saveBackBuffer(BackBufferSource source);
void popSavedBackBuffer(BackBufferSource source);
void restoreSavedBackBuffer(BackBufferSource source);
void removeSavedBackBuffer(BackBufferSource source);
bool hasSavedBackBuffer(BackBufferSource source);
};
} // end of namespace Saga2
#endif