diff options
author | Jonathan Kew <jfkthame@googlemail.com> | 2006-07-26 16:19:45 +0000 |
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committer | Jonathan Kew <jfkthame@googlemail.com> | 2006-07-26 16:19:45 +0000 |
commit | 622bf4a7c90729be28a038c49e4c237ce9f31297 (patch) | |
tree | 77466d5c0a89c433bd1c08f4cbeaf410fda7b25c /Build/source/texk/web2c/xetexdir/cmaps.h | |
parent | e88aafe4ca4779a73487925dea63e8b55dc5e251 (diff) |
added main xetex source directory
git-svn-id: svn://tug.org/texlive/trunk@1920 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/web2c/xetexdir/cmaps.h')
-rw-r--r-- | Build/source/texk/web2c/xetexdir/cmaps.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/xetexdir/cmaps.h b/Build/source/texk/web2c/xetexdir/cmaps.h new file mode 100644 index 00000000000..5f7dd81aeec --- /dev/null +++ b/Build/source/texk/web2c/xetexdir/cmaps.h @@ -0,0 +1,116 @@ +/* + Part of the XeTeX typesetting system + copyright (c) 1994-2006 by SIL International + written by Jonathan Kew + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL SIL INTERNATIONAL BE LIABLE FOR +ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF +CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of SIL International +shall not be used in advertising or otherwise to promote the sale, +use or other dealings in this Software without prior written +authorization from SIL International. +*/ + +/* from ICU sample code, extended by JK for XeTeX */ + +/*************************************************************************** +* +* Copyright (C) 1998-2003, International Business Machines +* Corporation and others. All Rights Reserved. +* +************************************************************************/ + + +#ifndef __CMAPS_H +#define __CMAPS_H + +#include "LETypes.h" +#include "sfnt.h" + +class CMAPMapper +{ +public: + virtual LEGlyphID unicodeToGlyph(LEUnicode32 unicode32) const = 0; + + virtual ~CMAPMapper(); + + static CMAPMapper *createUnicodeMapper(const CMAPTable *cmap); + +protected: + CMAPMapper(const CMAPTable *cmap); + + CMAPMapper() {}; + +private: + const CMAPTable *fcmap; +}; + +class CMAPFormat4Mapper : public CMAPMapper +{ +public: + CMAPFormat4Mapper(const CMAPTable *cmap, const CMAPFormat4Encoding *header); + + virtual ~CMAPFormat4Mapper(); + + virtual LEGlyphID unicodeToGlyph(LEUnicode32 unicode32) const; + +protected: + CMAPFormat4Mapper() {}; + +private: + le_uint16 fEntrySelector; + le_uint16 fRangeShift; + const le_uint16 *fEndCodes; + const le_uint16 *fStartCodes; + const le_uint16 *fIdDelta; + const le_uint16 *fIdRangeOffset; +}; + +class CMAPGroupMapper : public CMAPMapper +{ +public: + CMAPGroupMapper(const CMAPTable *cmap, const CMAPGroup *groups, le_uint32 nGroups); + + virtual ~CMAPGroupMapper(); + + virtual LEGlyphID unicodeToGlyph(LEUnicode32 unicode32) const; + +protected: + CMAPGroupMapper() {}; + +private: + le_int32 fPower; + le_int32 fRangeOffset; + const CMAPGroup *fGroups; +}; + +inline CMAPMapper::CMAPMapper(const CMAPTable *cmap) + : fcmap(cmap) +{ + // nothing else to do +} + +inline CMAPMapper::~CMAPMapper() +{ + LE_DELETE_ARRAY(fcmap); +} + +#endif + |