scummvm/engines/mortevielle/graphics.h
2014-02-18 02:39:36 +01:00

119 lines
3.6 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.
*
*/
/*
* This code is based on original Mortville Manor DOS source code
* Copyright (c) 1987-1989 Lankhor
*/
#ifndef MORTEVIELLE_GRAPHICS_H
#define MORTEVIELLE_GRAPHICS_H
#include "common/file.h"
#include "common/list.h"
#include "common/rect.h"
#include "graphics/surface.h"
namespace Mortevielle {
class MortevielleEngine;
class PaletteManager {
private:
void setPalette(const int *palette, uint idx, uint size);
public:
void setDefaultPalette();
};
#define FONT_WIDTH 8
#define FONT_HEIGHT 6
#define FONT_NUM_CHARS 121
class GfxSurface : public Graphics::Surface {
private:
int _xp, _yp;
int _xSize, _ySize;
int _lookupIndex, _lookupValue;
bool _nibbleFlag;
int _thickness;
int _yInc, _yEnd, _xInc, _xEnd;
byte nextNibble(const byte *&pSrc);
byte nextByte(const byte *&pSrc, const byte *&pLookup);
void majTtxTty();
int desanalyse(const byte *&pSrc);
void horizontal(const byte *&pSrc, byte *&pDest, const byte *&pLookup);
void vertical(const byte *&pSrc, byte *&pDest, const byte *&pLookup);
void decom11(const byte *&pSrc, byte *&pDest, const byte *&pLookup);
void diag(const byte *&pSrc, byte *&pDest, const byte *&pLookup);
void nextDecompPtr(byte *&pDest);
void negXInc();
void negYInc();
bool TFP(int v);
void TF1(byte *&pDest, int &v);
void TF2(const byte *&pSrc, byte *&pDest, const byte *&pLookup, int &v);
public:
// Specifies offset when drawing the image
Common::Point _offset;
// Transparency palette index
int _transparency;
~GfxSurface();
void decode(const byte *pSrc);
};
class ScreenSurface: public Graphics::Surface {
private:
MortevielleEngine *_vm;
Common::List<Common::Rect> _dirtyRects;
byte _fontData[FONT_NUM_CHARS * FONT_HEIGHT];
public:
ScreenSurface(MortevielleEngine *vm);
Common::Point _textPos; // Original called xwhere/ywhere
void readFontData(Common::File &f, int dataSize);
Graphics::Surface lockArea(const Common::Rect &bounds);
void updateScreen();
void drawPicture(GfxSurface &surface, int x, int y);
void copyFrom(Graphics::Surface &src, int x, int y);
void writeCharacter(const Common::Point &pt, unsigned char ch, int palIndex);
void drawBox(int x, int y, int dx, int dy, int col);
void fillRect(int color, const Common::Rect &bounds);
void clearScreen();
void putxy(int x, int y) { _textPos = Common::Point(x, y); }
void drawString(const Common::String &l, int command);
int getStringWidth(const Common::String &s);
void drawLine(int x, int y, int xx, int yy, int coul);
void drawRectangle(int x, int y, int dx, int dy);
// TODO: Refactor code to remove this method, for increased performance
void setPixel(const Common::Point &pt, int palIndex);
};
} // End of namespace Mortevielle
#endif