font.h

/* 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef DRACI_FONT_H
#define DRACI_FONT_H

#include "graphics/font.h"
#include "common/path.h"

namespace Draci {

extern const char * const kFontSmall;
extern const char * const kFontBig;

class Surface;

enum {
    kFontColor1 = 2,
    kFontColor2 = 0,
    kFontColor3 = 3,
    kFontColor4 = 4,
    kOverFontColor = 255,
    kTitleColor = 255,
    kLineActiveColor = 254,
    kLineInactiveColor = 255
};

class Font {

public:
    Font(const Common::Path &filename);
    ~Font();

    bool loadFont(const Common::Path &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_color) const;

    void drawString(Surface *dst, const byte *str, uint len, int x, int y, int with_color,
                    int spacing, bool markDirty) const;
    void drawString(Surface *dst, const Common::String &str,
                    int x, int y, int with_color, 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;

    uint8 *_charWidths;

    byte *_charData;

    static const uint kCharNum = 138;

    static const uint kCharIndexOffset = 32;

    void freeFont();
};

} // End of namespace Draci

#endif // DRACI_FONT_H