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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004-2005 The ScummVM project
*
* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
*
* 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.
*
* $Header$
*
*/
// Font management and font drawing header file
#ifndef SAGA_FONT_H__
#define SAGA_FONT_H__
#include "saga/list.h"
#include "saga/gfx.h"
namespace Saga {
#define FONT_SHOWUNDEFINED 1 // Define to draw undefined characters * as ?'s
// The first defined character (!) is the only one that may
// have a valid offset of '0'
#define FONT_FIRSTCHAR 33
#define FONT_CH_SPACE 32
#define FONT_CH_QMARK 63
// Minimum font header size without font data
// (6 + 512 + 256 + 256 + 256 )
#define FONT_DESCSIZE 1286
#define FONT_CHARCOUNT 256
#define FONT_CHARMASK 0xFFU
#define SAGA_FONT_HEADER_LEN 6
#define TEXT_CENTERLIMIT 50
#define TEXT_MARGIN 10
#define TEXT_LINESPACING 2
struct TextListEntry {
bool display;
bool useRect;
Common::Point point;
Common::Rect rect;
int color;
int effectColor;
FontEffectFlags flags;
FontId fontId;
const char *text;
TextListEntry() {
memset(this, 0, sizeof(*this));
}
};
class TextList: public SortedList<TextListEntry> {
public:
TextListEntry *addEntry(const TextListEntry &entry) {
return pushBack(entry).operator->();
}
};
struct FontHeader {
int charHeight;
int charWidth;
int rowLength;
};
struct FontCharEntry {
int index;
int byteWidth;
int width;
int flag;
int tracking;
};
struct FontStyle {
FontHeader header;
FontCharEntry fontCharEntry[256];
byte *font;
};
struct FontData {
FontStyle normal;
FontStyle outline;
};
class Font {
public:
Font(SagaEngine *vm);
~Font(void);
FontData *getFont(FontId fontId);
int getStringWidth(FontId fontId, const char *text, size_t count, FontEffectFlags flags);
int getHeight(FontId fontId);
int getHeight(FontId fontId, const char *text, int width, FontEffectFlags flags);
void textDraw(FontId fontId, Surface *ds, const char *string, const Common::Point &point, int color, int effectColor, FontEffectFlags flags);
void textDrawRect(FontId fontId, Surface *ds, const char *text, const Common::Rect &rect, int color, int effectColor, FontEffectFlags flags);
void validate(FontId fontId) {
if ((fontId < 0) || (fontId >= _loadedFonts)) {
error("Font::validate: Invalid font id.");
}
}
bool loaded(FontId fontId) {
return !((fontId < 0) || (fontId >= _loadedFonts));
}
private:
void loadFont(uint32 fontResourceId);
void createOutline(FontData *font);
void draw(FontId fontId, Surface *ds, const char *text, size_t count, const Common::Point &point, int color, int effectColor, FontEffectFlags flags);
void outFont(const FontStyle &drawFont, Surface *ds, const char *text, size_t count, const Common::Point &point, int color, FontEffectFlags flags);
int getByteLen(int numBits) const {
int byteLength = numBits / 8;
if (numBits % 8) {
byteLength++;
}
return byteLength;
}
static const int _charMap[256];
SagaEngine *_vm;
bool _initialized;
int _loadedFonts;
FontData **_fonts;
};
} // End of namespace Saga
#endif
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