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https://github.com/libretro/scummvm.git
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111 lines
3.6 KiB
C++
111 lines
3.6 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef GRIM_FONT_H
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#define GRIM_FONT_H
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#include "engines/grim/pool.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 Grim {
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class SaveGame;
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class Font : public PoolObject<Font> {
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public:
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Font();
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~Font();
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static int32 getStaticTag() { return MKTAG('F', 'O', 'N', 'T'); }
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void load(const Common::String &filename, Common::SeekableReadStream *data);
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const Common::String &getFilename() const { return _filename; }
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virtual int32 getKernedHeight() const { return _kernedHeight; }
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virtual int32 getBaseOffsetY() const { return _baseOffsetY; }
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virtual int32 getCharBitmapWidth(unsigned char c) const { return _charHeaders[getCharIndex(c)].bitmapWidth; }
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virtual int32 getCharBitmapHeight(unsigned char c) const { return _charHeaders[getCharIndex(c)].bitmapHeight; }
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virtual int32 getCharKernedWidth(unsigned char c) const { return _charHeaders[getCharIndex(c)].kernedWidth; }
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virtual int32 getCharStartingCol(unsigned char c) const { return _charHeaders[getCharIndex(c)].startingCol; }
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virtual int32 getCharStartingLine(unsigned char c) const { return _charHeaders[getCharIndex(c)].startingLine; }
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virtual int32 getCharOffset(unsigned char c) const { return _charHeaders[getCharIndex(c)].offset; }
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const byte *getCharData(unsigned char c) const { return _fontData + (_charHeaders[getCharIndex(c)].offset); }
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const byte *getFontData() const { return _fontData; }
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uint32 getDataSize() const { return _dataSize; }
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virtual int getKernedStringLength(const Common::String &text) const;
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virtual int getBitmapStringLength(const Common::String &text) const;
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virtual int getStringHeight(const Common::String &text) const;
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const void *getUserData() const { return _userData; }
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void setUserData(void *data) { _userData = data; }
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void saveState(SaveGame *state) const;
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void restoreState(SaveGame *state);
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static const uint8 emerFont[][13];
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private:
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uint16 getCharIndex(unsigned char c) const;
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struct CharHeader {
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int32 offset;
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int8 kernedWidth;
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int8 startingCol;
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int8 startingLine;
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int32 bitmapWidth;
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int32 bitmapHeight;
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};
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uint32 _numChars;
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uint32 _dataSize;
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uint32 _kernedHeight, _baseOffsetY;
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uint32 _firstChar, _lastChar;
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uint16 *_charIndex;
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CharHeader *_charHeaders;
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byte *_fontData;
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Common::String _filename;
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void *_userData;
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};
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class FontTTF : public Font {
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public:
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void loadTTF(const Common::String &filename, Common::SeekableReadStream *data, int size);
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int32 getKernedHeight() const override { return _font->getFontHeight(); }
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int32 getBaseOffsetY() const override { return 0; }
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int32 getCharKernedWidth(unsigned char c) const override { return _font->getCharWidth(c); }
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int getKernedStringLength(const Common::String &text) const override { return _font->getStringWidth(text); }
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Graphics::Font *_font;
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};
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} // end of namespace Grim
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#endif
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