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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 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 SCI_GRAPHICS_GFX_H
#define SCI_GRAPHICS_GFX_H
#include "common/hashmap.h"
namespace Sci {
class Screen;
/**
* Compare class, handles compare operations graphic-wise (like when checking control screen for a pattern etc.)
*/
class GfxCompare {
public:
GfxCompare(SegManager *segMan, Kernel *kernel, GfxCache *cache, GfxScreen *screen, GfxCoordAdjuster *coordAdjuster);
~GfxCompare();
uint16 kernelOnControl(byte screenMask, const Common::Rect &rect);
void kernelSetNowSeen(reg_t objectReference);
reg_t kernelCanBeHere(reg_t curObject, reg_t listReference);
bool kernelIsItSkip(GuiResourceId viewId, int16 loopNo, int16 celNo, Common::Point position);
void kernelBaseSetter(reg_t object);
private:
SegManager *_segMan;
Kernel *_kernel;
GfxCache *_cache;
GfxScreen *_screen;
GfxCoordAdjuster *_coordAdjuster;
uint16 isOnControl(uint16 screenMask, const Common::Rect &rect);
/**
* This function checks whether any of the objects in the given list,
* *different* from checkObject, has a brRect which is contained inside
* checkRect.
*/
reg_t canBeHereCheckRectList(reg_t checkObject, const Common::Rect &checkRect, List *list);
};
} // End of namespace Sci
#endif
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