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/* 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 3 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
* aint32 with this program; if not, write to the Free Software
*
*
* Based on the original sources
* Faery Tale II -- The Halls of the Dead
* (c) 1993-1996 The Wyrmkeep Entertainment Co.
*/
#ifndef SAGA2_VBACKSAV_H
#define SAGA2_VBACKSAV_H
#include "saga2/vdraw.h"
namespace Saga2 {
// Manages a backsave buffer for menus, windows, and other
// "things that appear in fron of other things"
class gBackSave : private gPort {
Rect16 _savedRegion; // extent of saved region
gPixelMap _savedPixels; // buffer of saved pixels
bool _saved; // true = saved.
public:
gBackSave(const Rect16 &extent);
virtual ~gBackSave();
void save(gDisplayPort &port);
void restore(gDisplayPort &port);
void setPos(Point16 pos) {
_savedRegion.x = pos.x;
_savedRegion.y = pos.y;
}
bool valid() {
return _savedPixels._data != NULL;
}
};
} // end of namespace Saga2
#endif
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