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0159c9d6c7
keyboard input via kmap, clipboard and selection) to normalized form KC (precomposed characters) since we don't support the decomposed form very well. git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@17702 a592a061-630c-0410-9148-cb99ea01b6c8
117 lines
4.5 KiB
C
117 lines
4.5 KiB
C
/**
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* \file tex-accent.C
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Lars Gullik Bjønnes
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* \author Matthias Ettrich
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "tex-accent.h"
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#include "debug.h"
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#include "support/convert.h"
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#include "support/docstream.h"
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namespace lyx {
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// FIXME This file has nothing to do with TeX anymore
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/* the names used by TeX and XWindows for deadkeys/accents are not the same
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so here follows a table to clearify the differences. Please correct this
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if I got it wrong
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|------------------|------------------|------------------|--------------|
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| TeX | XWindows | \bind/LFUN | used by intl |
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|------------------|------------------|------------------|--------------|
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| grave | grave |LFUN_ACCENT_GRAVE | grave
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| acute | acute |LFUN_ACCENT_ACUTE | acute
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| circumflex | circumflex |LFUN_ACCENT_CIRCUMFLEX | circumflex
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| umlaut/dieresis | diaeresis |LFUN_ACCENT_UMLAUT | umlaut
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| tilde | tilde |LFUN_ACCENT_TILDE | tilde
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| macron | maron |LFUN_ACCENT_MACRON | macron
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| dot | abovedot |LFUN_ACCENT_DOT | dot
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| cedilla | cedilla |LFUN_ACCENT_CEDILLA | cedilla
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| underdot | |LFUN_ACCENT_UNDERDOT | underdot
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| underbar | |LFUN_ACCENT_UNDERBAR | underbar
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| hácek | caron |LFUN_ACCENT_CARON | caron
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| breve | breve |LFUN_ACCENT_BREVE | breve
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| tie | |LFUN_ACCENT_TIE | tie
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| Hungarian umlaut | doubleacute |LFUN_ACCENT_HUNGARIAN_UMLAUT | hungarian umlaut
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| circle | abovering |LFUN_ACCENT_CIRCLE | circle
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| | ogonek | |
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| | iota | |
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| | voiced_sound | |
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| | semivoiced_sound | |
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| | |LFUN_ACCENT_SPECIAL_CARON| special caron
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*/
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// I am not sure how some of the XWindows names coresponds to the TeX ones.
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tex_accent_struct lyx_accent_table[] = {
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{TEX_NOACCENT, 0, "", LFUN_NOACTION},
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{TEX_ACUTE, 0x0301, "acute", LFUN_ACCENT_ACUTE},
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{TEX_GRAVE, 0x0300, "grave", LFUN_ACCENT_GRAVE},
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{TEX_MACRON, 0x0304, "macron", LFUN_ACCENT_MACRON},
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{TEX_TILDE, 0x0303, "tilde", LFUN_ACCENT_TILDE},
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{TEX_UNDERBAR, 0x0320, "underbar", LFUN_ACCENT_UNDERBAR},
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{TEX_CEDILLA, 0x0327, "cedilla", LFUN_ACCENT_CEDILLA},
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{TEX_UNDERDOT, 0x0323, "underdot", LFUN_ACCENT_UNDERDOT},
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{TEX_CIRCUMFLEX, 0x0302, "circumflex", LFUN_ACCENT_CIRCUMFLEX},
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{TEX_CIRCLE, 0x030a, "circle", LFUN_ACCENT_CIRCLE},
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{TEX_TIE, 0x0361, "tie", LFUN_ACCENT_TIE},
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{TEX_BREVE, 0x0306, "breve", LFUN_ACCENT_BREVE},
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{TEX_CARON, 0x030c, "caron", LFUN_ACCENT_CARON},
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// {TEX_SPECIAL_CARON, 0x030c, "ooo", LFUN_ACCENT_SPECIAL_CARON},
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// Don't fix this typo for compatibility reasons!
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{TEX_HUNGUML, 0x030b, "hugarian_umlaut", LFUN_ACCENT_HUNGARIAN_UMLAUT},
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{TEX_UMLAUT, 0x0308, "umlaut", LFUN_ACCENT_UMLAUT},
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{TEX_DOT, 0x0307, "dot", LFUN_ACCENT_DOT},
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{TEX_OGONEK, 0x0328, "ogonek", LFUN_ACCENT_OGONEK}
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};
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tex_accent_struct get_accent(kb_action action)
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{
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int i = 0;
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while (i <= TEX_MAX_ACCENT) {
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if (lyx_accent_table[i].action == action)
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return lyx_accent_table[i];
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++i;
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}
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struct tex_accent_struct temp = { static_cast<tex_accent>(0), 0,
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0, static_cast<kb_action>(0)};
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return temp;
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}
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docstring const DoAccent(docstring const & s, tex_accent accent)
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{
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if (s.empty())
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return docstring(1, lyx_accent_table[accent].ucs4);
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odocstringstream os;
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os.put(s[0]);
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os.put(lyx_accent_table[accent].ucs4);
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if (s.length() > 1) {
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if (accent != TEX_TIE || s.length() > 2)
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lyxerr << "Warning: Too many characters given for accent "
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<< lyx_accent_table[accent].name << '.' << std::endl;
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os << s.substr(1);
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}
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return normalize_kc(os.str());
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}
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docstring const DoAccent(char_type c, tex_accent accent)
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{
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return DoAccent(docstring(1, c), accent);
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}
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} // namespace lyx
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