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https://github.com/libretro/scummvm.git
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93 lines
2.4 KiB
C++
93 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef GRAPHICS_FONTS_BDF_H
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#define GRAPHICS_FONTS_BDF_H
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#include "common/system.h"
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#include "common/types.h"
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#include "graphics/font.h"
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namespace Common {
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class SeekableReadStream;
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}
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namespace Graphics {
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struct BdfBoundingBox {
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uint8 width, height;
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int8 xOffset, yOffset;
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};
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struct BdfFontData {
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int maxAdvance;
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int height;
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BdfBoundingBox defaultBox;
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int ascent;
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int firstCharacter;
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int defaultCharacter;
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int numCharacters;
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const byte *const *bitmaps;
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const byte *advances;
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const BdfBoundingBox *boxes;
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};
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class BdfFont : public Font {
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public:
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BdfFont(const BdfFontData &data, DisposeAfterUse::Flag dispose);
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~BdfFont();
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virtual int getFontHeight() const;
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virtual int getMaxCharWidth() const;
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virtual int getCharWidth(byte chr) const;
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virtual void drawChar(Surface *dst, byte chr, int x, int y, uint32 color) const;
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static BdfFont *loadFont(Common::SeekableReadStream &stream);
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static bool cacheFontData(const BdfFont &font, const Common::String &filename);
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static BdfFont *loadFromCache(Common::SeekableReadStream &stream);
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private:
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int mapToIndex(byte ch) const;
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const BdfFontData _data;
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const DisposeAfterUse::Flag _dispose;
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};
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#define DEFINE_FONT(n) \
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const BdfFont *n = 0; \
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void create_##n() { \
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n = new BdfFont(desc, DisposeAfterUse::NO); \
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}
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#define FORWARD_DECLARE_FONT(n) \
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extern const BdfFont *n; \
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extern void create_##n()
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#define INIT_FONT(n) \
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create_##n()
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} // End of namespace Graphics
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#endif
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