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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001-2004 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/rect.h"
#include "common/scummsys.h"
namespace Scumm {
class ScummEngine;
class NutRenderer;
struct VirtScreen;
class CharsetRenderer {
public:
/**
* Charset mask - rectangle covering the parts of the screen which are
* currently (partially) masked.
*/
Common::Rect _mask;
Common::Rect _str;
int _nextLeft, _nextTop;
int _top;
int _left, _startLeft;
int _right;
protected:
byte _color;
byte _shadowColor;
bool _dropShadow;
public:
bool _center;
bool _hasMask;
bool _ignoreCharsetMask;
bool _blitAlso;
bool _firstChar;
bool _disableOffsX;
protected:
ScummEngine *_vm;
byte _curId;
virtual int getCharWidth(byte chr) = 0;
public:
CharsetRenderer(ScummEngine *vm);
virtual ~CharsetRenderer() {}
void restoreCharsetBg();
void clearCharsetMask();
bool hasCharsetMask(int left, int top, int right, int bottom);
virtual void printChar(int chr) = 0;
int getStringWidth(int a, const 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;
virtual void setColor(byte color) { _color = color; }
};
class CharsetRendererCommon : public CharsetRenderer {
protected:
byte *_fontPtr;
void drawBits1(VirtScreen *vs, byte *dst, const byte *src, byte *mask, int drawTop, int width, int height);
public:
CharsetRendererCommon(ScummEngine *vm) : CharsetRenderer(vm) {}
void setCurID(byte id);
int getFontHeight() { return _fontPtr[1]; }
};
class CharsetRendererClassic : public CharsetRendererCommon {
protected:
int getCharWidth(byte chr);
void drawBitsN(VirtScreen *vs, byte *dst, const byte *src, byte *mask, byte bpp, int drawTop, int width, int height);
public:
CharsetRendererClassic(ScummEngine *vm) : CharsetRendererCommon(vm) {}
void printChar(int chr);
};
class CharsetRendererV3 : public CharsetRendererCommon {
protected:
int _nbChars;
byte *_widthTable;
int getCharWidth(byte chr);
public:
CharsetRendererV3(ScummEngine *vm) : CharsetRendererCommon(vm) {}
void printChar(int chr);
void setCurID(byte id);
void setColor(byte color);
int getFontHeight() { return 8; }
};
class CharsetRendererV2 : public CharsetRendererV3 {
protected:
int getCharWidth(byte chr) { return 8; }
public:
CharsetRendererV2(ScummEngine *vm, Common::Language language);
void setCurID(byte id) {}
};
class CharsetRendererNut : public CharsetRenderer {
protected:
int getCharWidth(byte chr);
NutRenderer *_fr[5];
NutRenderer *_current;
public:
CharsetRendererNut(ScummEngine *vm);
~CharsetRendererNut();
void printChar(int chr);
void setCurID(byte id);
int getFontHeight();
};
} // End of namespace Scumm
#endif
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