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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 XEEN_SCREEN_H
#define XEEN_SCREEN_H
#include "common/scummsys.h"
#include "common/system.h"
#include "common/array.h"
#include "common/rect.h"
#include "xeen/xsurface.h"
namespace Xeen {
#define SCREEN_WIDTH 320
#define SCREEN_HEIGHT 200
#define PALETTE_COUNT 256
#define PALETTE_SIZE (256 * 3)
class XeenEngine;
class Screen;
class Window {
private:
Screen *_screen;
Common::Rect _bounds;
int _a;
int _border;
int _xLo, _xHi;
int _ycL, _ycH;
bool _enabled;
public:
Window();
Window(Screen *screen, const Common::Rect &bounds, int a, int border,
int xLo, int ycL, int xHi, int ycH);
};
class Screen: public XSurface {
private:
XeenEngine *_vm;
Common::Array<Window> _windows;
Common::List<Common::Rect> _dirtyRects;
byte _mainPalette[PALETTE_SIZE];
byte _tempPaltte[PALETTE_SIZE];
XSurface _pages[2];
XSurface _savedScreens[10];
bool _fadeIn;
void setupWindows();
void mergeDirtyRects();
bool unionRectangle(Common::Rect &destRect, const Common::Rect &src1, const Common::Rect &src2);
void drawScreen();
void fadeInner(int step);
void updatePalette();
void updatePalette(const byte *pal, int start, int count16);
public:
virtual void addDirtyRect(const Common::Rect &r);
public:
Screen(XeenEngine *vm);
void update();
void loadPalette(const Common::String &name);
void loadBackground(const Common::String &name);
void loadPage(int pageNum);
void freePages();
void horizMerge(int xp);
void vertMerge(int yp);
void draw(void *data = nullptr);
void fadeIn(int step);
void fadeOut(int step);
void saveBackground(int slot);
void restoreBackground(int slot);
};
} // End of namespace Xeen
#endif /* XEEN_SCREEN_H */
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