scummvm/scumm/charset.h

125 lines
2.6 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2001-2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*/
#ifndef CHARSET_H
#define CHARSET_H
#include "common/scummsys.h"
class Scumm;
class NutRenderer;
struct VirtScreen;
class CharsetRenderer {
public:
int _strLeft, _strRight, _strTop, _strBottom;
int _nextLeft, _nextTop;
int _top;
int _left, _startLeft;
int _right;
int _nbChars;
byte _color;
bool _center;
bool _hasMask;
bool _ignoreCharsetMask;
bool _blitAlso;
bool _firstChar;
bool _disableOffsX;
protected:
Scumm *_vm;
byte _curId;
virtual int getCharWidth(byte chr) = 0;
public:
CharsetRenderer(Scumm *vm) : _vm(vm) {}
virtual ~CharsetRenderer() {}
virtual void printChar(int chr) = 0;
int getStringWidth(int a, byte *str);
void addLinebreaks(int a, byte *str, int pos, int maxwidth);
virtual void setCurID(byte id) = 0;
int getCurID() { return _curId; }
virtual int getFontHeight() = 0;
};
class CharsetRendererCommon : public CharsetRenderer {
protected:
byte *_fontPtr;
public:
CharsetRendererCommon(Scumm *vm) : CharsetRenderer(vm) {}
void setCurID(byte id);
int getFontHeight() { return _fontPtr[1]; }
};
class CharsetRendererClassic : public CharsetRendererCommon {
protected:
byte _bpp;
byte *_charPtr;
int getCharWidth(byte chr);
void drawBits(VirtScreen *vs, byte *dst, byte *mask, int drawTop, int width, int height);
public:
CharsetRendererClassic(Scumm *vm) : CharsetRendererCommon(vm) {}
void printChar(int chr);
};
class CharsetRendererOld256 : public CharsetRendererCommon {
protected:
int getCharWidth(byte chr);
public:
CharsetRendererOld256(Scumm *vm) : CharsetRendererCommon(vm) {}
void printChar(int chr);
};
class CharsetRendererNut : public CharsetRenderer {
protected:
int getCharWidth(byte chr);
NutRenderer *_fr[5];
NutRenderer *_current;
public:
CharsetRendererNut(Scumm *vm);
~CharsetRendererNut();
void printChar(int chr);
void setCurID(byte id);
int getFontHeight();
};
#endif