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2026-02-02 04:50:13 +01:00

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C++

/* 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 DGDS_FONT_H
#define DGDS_FONT_H
#include "common/scummsys.h"
#include "common/hashmap.h"
#include "common/func.h"
#include "graphics/font.h"
#include "dgds/dgds.h"
namespace Graphics {
class Font;
struct Surface;
}
namespace Common {
class SeekableReadStream;
}
namespace Dgds {
class ResourceManager;
class Decompressor;
class DgdsFont : public Graphics::Font {
public:
DgdsFont(byte w, byte h, byte start, byte count, const byte *glyphs);
virtual ~DgdsFont();
virtual int getFontHeight() const override { return _h; }
virtual int getMaxCharWidth() const override { return _w; }
virtual int getCharWidth(uint32 chr) const override = 0;
static DgdsFont *load(const Common::String &filename, ResourceManager *resourceManager, Decompressor *decompressor);
protected:
byte _w;
byte _h;
byte _start;
byte _count;
const byte *_glyphs;
void drawDgdsChar(Graphics::Surface* dst, int pos, int x, int y, int w, uint32 color) const;
bool hasChar(byte chr) const;
virtual int charOffset(byte chr) const = 0;
};
/* Proportional font (each char has its own width and so data is a different size) */
class PFont : public DgdsFont {
public:
PFont(byte w, byte h, byte start, byte count, byte *data);
~PFont();
int getCharWidth(uint32 chr) const override;
void drawChar(Graphics::Surface *dst, uint32 chr, int x, int y, uint32 color) const override;
static PFont *load(Common::SeekableReadStream &input, Decompressor *decompressor);
protected:
const uint16 *_offsets;
const byte *_widths;
byte *_rawData;
int charOffset(byte chr) const override;
};
/* Fixed-width font */
class FFont : public DgdsFont {
public:
FFont(byte w, byte h, byte start, byte count, byte *data);
~FFont();
int getCharWidth(uint32 chr) const override { return _w; }
void drawChar(Graphics::Surface *dst, uint32 chr, int x, int y, uint32 color) const override;
static FFont *load(Common::SeekableReadStream &input);
protected:
byte *_rawData;
int charOffset(byte chr) const override;
};
class FontManager {
public:
enum FontType {
kDefaultFont = 0,
k8x8Font,
k6x6Font,
k4x5Font,
kGameFont, // DRAGON for Rise of the Dragon, WILLY for Willy Beamish, HOC for Heart of China.
kGameDlgFont, // P6x6 for Rise of the Dragon, COMIX_16 for Willy Beamish, CHINESE for Heart of China
k7x8Font, // Rise of the Dragon only
kVCRFont, // Willy Beamish only
kChinaFont, // Heart of China only
};
FontManager() {}
~FontManager();
const DgdsFont *getFont(FontType) const;
FontType fontTypeByName(const Common::String &filename) const;
void loadFonts(DgdsGameId gameId, ResourceManager *resourceManager, Decompressor *decompressor);
private:
void tryLoadFont(const char *filename, ResourceManager *resourceManager, Decompressor *decompressor);
struct FontTypeHash {
Common::Hash<const char *> hash;
uint operator()(FontType val) const {
return (uint)val;
}
};
Common::HashMap<FontType, DgdsFont*, FontTypeHash> _fonts;
};
} // End of namespace Dgds
#endif // DGDS_FONT_H