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https://github.com/libretro/scummvm.git
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98 lines
2.8 KiB
C++
98 lines
2.8 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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*/
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#ifndef GRAPHICS_WINFONT_H
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#define GRAPHICS_WINFONT_H
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#include "common/str.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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class WinResources;
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}
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namespace Graphics {
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struct WinFontDirEntry {
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WinFontDirEntry() : points(0) {}
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WinFontDirEntry(const Common::String &name, uint16 p) : faceName(name), points(p) {}
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// This is really just a simple identifier to match a directory entry with
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// If need-be, we can add other things to check such as italics and strikethrough, etc.
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Common::String faceName;
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uint16 points;
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};
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class WinFont : public Font {
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public:
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WinFont();
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~WinFont();
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/**
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* Open a font with a name in an FON file.
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*
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* If dirEntry is not given, the first font in the FONTDIR will be loaded
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*/
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bool loadFromFON(const Common::String &fileName, const WinFontDirEntry &dirEntry = WinFontDirEntry());
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/** Open a font from an FNT file */
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bool loadFromFNT(const Common::String &fileName);
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/** Close this font */
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void close();
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// Font API
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int getFontHeight() const { return _pixHeight; }
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int getMaxCharWidth() const { return _maxWidth; }
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int getCharWidth(uint32 chr) const;
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void drawChar(Surface *dst, uint32 chr, int x, int y, uint32 color) const;
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private:
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bool loadFromEXE(Common::WinResources *exe, const Common::String &fileName, const WinFontDirEntry &dirEntry);
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uint32 getFontIndex(Common::SeekableReadStream &stream, const WinFontDirEntry &dirEntry);
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bool loadFromFNT(Common::SeekableReadStream &stream);
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char indexToCharacter(uint16 index) const;
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uint16 characterToIndex(uint32 character) const;
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uint16 _pixHeight;
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uint16 _maxWidth;
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byte _firstChar;
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byte _lastChar;
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byte _defaultChar;
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uint16 _glyphCount;
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struct GlyphEntry {
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GlyphEntry() { bitmap = 0; charWidth = 0; offset = 0; }
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~GlyphEntry() { delete[] bitmap; }
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uint16 charWidth;
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uint32 offset;
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byte *bitmap;
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} *_glyphs;
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};
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} // End of namespace Graphics
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#endif
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