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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.
*
* $URL$
* $Id$
*
*/
#ifndef DRACI_FONT_H
#define DRACI_FONT_H
#include "graphics/font.h"
namespace Draci {
extern const char * const kFontSmall;
extern const char * const kFontBig;
class Surface;
/**
* Default font colours. They all seem to remain constant except for the
* first one which varies depending on the character speaking.
* kOverFontColour is set to transparent.
*/
enum {
kFontColour1 = 2,
kFontColour2 = 0,
kFontColour3 = 3,
kFontColour4 = 4,
kOverFontColour = 255,
kTitleColour = 255,
kLineActiveColour = 254,
kLineInactiveColour = 255
};
/**
* Represents the game's fonts. See docs for setFont() for font format details.
*/
class Font {
public:
Font(const Common::String &filename);
~Font();
bool loadFont(const Common::String &filename);
uint8 getFontHeight() const { return _fontHeight; };
uint8 getMaxCharWidth() const { return _maxCharWidth; };
uint8 getCharWidth(byte chr) const;
void drawChar(Surface *dst, uint8 chr, int tx, int ty, int with_colour) const;
void drawString(Surface *dst, const byte *str, uint len, int x, int y, int with_colour,
int spacing, bool markDirty) const;
void drawString(Surface *dst, const Common::String &str,
int x, int y, int with_colour, int spacing, bool markDirty) const;
uint getStringWidth(const Common::String &str, int spacing) const;
uint getStringHeight(const Common::String &str) const;
uint getLineWidth(const Common::String &str, uint startIndex, int spacing) const;
private:
uint8 _fontHeight;
uint8 _maxCharWidth;
/** Pointer to an array of individual char widths */
uint8 *_charWidths;
/** Pointer to a raw byte array representing font pixels stored row-wise */
byte *_charData;
/** Number of glyphs in the font */
static const uint kCharNum = 138;
/**
* Chars are indexed from the space character so this should be subtracted
* to get the index of a glyph
*/
static const uint kCharIndexOffset = 32;
/** Internal function for freeing fonts when destructing/loading another */
void freeFont();
};
} // End of namespace Draci
#endif // DRACI_FONT_H
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