3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
8 * Full author contact details are available in file CREDITS.
13 #include "MathFactory.h"
15 #include "InsetMathAMSArray.h"
16 #include "InsetMathArray.h"
17 #include "InsetMathBinom.h"
18 #include "InsetMathBoldSymbol.h"
19 #include "InsetMathBoxed.h"
20 #include "InsetMathBox.h"
21 #include "InsetMathCases.h"
22 #include "InsetMathColor.h"
23 #include "InsetMathDecoration.h"
24 #include "InsetMathDFrac.h"
25 #include "InsetMathDots.h"
26 #include "InsetMathFBox.h"
27 #include "InsetMathFont.h"
28 #include "InsetMathFontOld.h"
29 #include "InsetMathFrac.h"
30 #include "InsetMathFrameBox.h"
31 #include "InsetMathKern.h"
32 #include "InsetMathLefteqn.h"
33 #include "InsetMathMacro.h"
34 #include "InsetMathMakebox.h"
35 #include "InsetMathOverset.h"
36 #include "InsetMathPhantom.h"
37 #include "InsetMathRef.h"
38 #include "InsetMathRoot.h"
39 #include "InsetMathSize.h"
40 #include "InsetMathSpace.h"
41 #include "InsetMathSplit.h"
42 #include "InsetMathSqrt.h"
43 #include "InsetMathStackrel.h"
44 #include "InsetMathSubstack.h"
45 #include "InsetMathSymbol.h"
46 #include "InsetMathTabular.h"
47 #include "InsetMathTFrac.h"
48 #include "InsetMathUnderset.h"
49 #include "InsetMathUnknown.h"
50 #include "InsetMathXArrow.h"
51 #include "InsetMathXYMatrix.h"
52 #include "MathMacroArgument.h"
53 #include "MathMacroTable.h"
54 #include "MathMacroTemplate.h"
55 #include "MathParser.h"
56 #include "MathSupport.h"
60 #include "support/filetools.h" // LibFileSearch
61 #include "support/lstrings.h"
63 #include "frontends/FontLoader.h"
71 using support::libFileSearch;
76 using std::istringstream;
85 typedef std::map<docstring, latexkeys> WordList;
90 bool math_font_available(docstring & name)
95 // Do we have the font proper?
96 if (theFontLoader().available(f))
100 if (name == "eufrak") {
101 name = from_ascii("lyxfakefrak");
105 lyxerr[Debug::MATHED]
106 << "font " << to_utf8(name) << " not available and I can't fake it"
114 string const filename = libFileSearch(string(), "symbols");
115 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
116 if (filename.empty()) {
117 lyxerr << "Could not find symbols file" << endl;
121 std::ifstream fs(filename.c_str());
124 while (getline(fs, line)) {
127 if (line.empty() || line[0] == '#')
130 // special case of iffont/else/endif
131 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
132 istringstream is(line);
136 docstring t = from_utf8(tmp);
137 skip = !math_font_available(t);
139 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
141 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
147 // special case of pre-defined macros
148 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
149 //lyxerr << "macro definition: '" << line << '\'' << endl;
150 istringstream is(line);
153 is >> macro >> requires;
154 MacroTable::globalMacros().insert(from_utf8(macro), requires);
158 idocstringstream is(from_utf8(line));
160 is >> tmp.name >> tmp.inset;
161 if (isFontName(tmp.inset))
162 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
165 // requires is optional
169 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
170 lyxerr[Debug::MATHED]
171 << to_utf8(tmp.name) << ' ' << to_utf8(tmp.inset) << ' ' << to_utf8(tmp.extra) << endl;
175 if (isFontName(tmp.inset)) {
176 // tmp.inset _is_ the fontname here.
177 // create fallbacks if necessary
179 // store requirements as long as we can
180 if (tmp.requires.empty() &&
181 (tmp.inset == "msa" || tmp.inset == "msb"))
182 tmp.requires = from_ascii("amssymb");
183 else if (tmp.inset == "wasy")
184 tmp.requires = from_ascii("wasysym");
186 // symbol font is not available sometimes
187 docstring symbol_font = from_ascii("lyxsymbol");
189 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
190 lyxerr[Debug::MATHED] << "symbol abuse for " << to_utf8(tmp.name) << endl;
192 } else if (math_font_available(tmp.inset)) {
193 lyxerr[Debug::MATHED] << "symbol available for " << to_utf8(tmp.name) << endl;
194 tmp.draw.push_back(char_type(charid));
195 } else if (fallbackid && math_font_available(symbol_font)) {
196 if (tmp.inset == "cmex")
197 tmp.inset = from_ascii("lyxsymbol");
199 tmp.inset = from_ascii("lyxboldsymbol");
200 lyxerr[Debug::MATHED] << "symbol fallback for " << to_utf8(tmp.name) << endl;
201 tmp.draw.push_back(char_type(fallbackid));
203 lyxerr[Debug::MATHED] << "faking " << to_utf8(tmp.name) << endl;
205 tmp.inset = from_ascii("lyxtex");
208 // it's a proper inset
209 lyxerr[Debug::MATHED] << "inset " << to_utf8(tmp.inset)
210 << " used for " << to_utf8(tmp.name)
214 if (theWordList.find(tmp.name) != theWordList.end())
215 lyxerr[Debug::MATHED]
216 << "readSymbols: inset " << to_utf8(tmp.name)
217 << " already exists." << endl;
219 theWordList[tmp.name] = tmp;
221 lyxerr[Debug::MATHED]
222 << "read symbol '" << to_utf8(tmp.name)
223 << " inset: " << to_utf8(tmp.inset)
224 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
225 << " extra: " << to_utf8(tmp.extra)
226 << " requires: " << to_utf8(tmp.requires)
229 docstring tmp = from_ascii("cmm");
230 docstring tmp2 = from_ascii("cmsy");
231 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
240 static bool initialized = false;
249 latexkeys const * in_word_set(docstring const & str)
251 WordList::iterator it = theWordList.find(str);
252 return it != theWordList.end() ? &(it->second) : 0;
256 MathAtom createInsetMath(char const * const s)
258 return createInsetMath(from_utf8(s));
262 MathAtom createInsetMath(docstring const & s)
264 //lyxerr << "creating inset with name: '" << s << '\'' << endl;
265 latexkeys const * l = in_word_set(s);
267 docstring const & inset = l->inset;
268 //lyxerr << " found inset: '" << inset << '\'' << endl;
270 return MathAtom(new RefInset(l->name));
271 if (inset == "overset")
272 return MathAtom(new InsetMathOverset);
273 if (inset == "underset")
274 return MathAtom(new InsetMathUnderset);
275 if (inset == "decoration")
276 return MathAtom(new InsetMathDecoration(l));
277 if (inset == "space")
278 return MathAtom(new InsetMathSpace(l->name));
280 return MathAtom(new InsetMathDots(l));
282 // return MathAtom(new InsetMathMBox);
283 // InsetMathMBox is proposed to replace InsetMathBox,
284 // but is not ready yet (it needs a BufferView for
286 return MathAtom(new InsetMathBox(l->name));
287 // if (inset == "fbox")
288 // return MathAtom(new InsetMathFBox(l));
289 if (inset == "style")
290 return MathAtom(new InsetMathSize(l));
292 return MathAtom(new InsetMathFont(l));
293 if (inset == "oldfont")
294 return MathAtom(new InsetMathFontOld(l));
295 if (inset == "matrix")
296 return MathAtom(new InsetMathAMSArray(s));
297 if (inset == "split")
298 return MathAtom(new InsetMathSplit(s));
300 // we can't create a InsetMathBig, since the argument
302 return MathAtom(new InsetMathUnknown(s));
303 return MathAtom(new InsetMathSymbol(l));
306 if (s.size() == 2 && s[0] == '#' && s[1] >= '1' && s[1] <= '9')
307 return MathAtom(new MathMacroArgument(s[1] - '0'));
308 if (s.size() == 3 && s[0] == '\\' && s[1] == '#'
309 && s[2] >= '1' && s[2] <= '9')
310 return MathAtom(new MathMacroArgument(s[2] - '0'));
312 return MathAtom(new InsetMathBoxed());
314 return MathAtom(new InsetMathFBox());
316 return MathAtom(new InsetMathFrameBox);
318 return MathAtom(new InsetMathMakebox);
320 return MathAtom(new InsetMathKern);
321 if (s.substr(0, 8) == "xymatrix") {
322 char spacing_code = '\0';
324 size_t const len = s.length();
326 if (i < len && s[i] == '@') {
336 spacing_code = static_cast<char>(s[i]);
341 if (i < len && s[i] == '=') {
343 spacing = LyXLength(to_ascii(s.substr(i)));
346 return MathAtom(new InsetMathXYMatrix(spacing, spacing_code));
348 if (s == "xrightarrow" || s == "xleftarrow")
349 return MathAtom(new InsetMathXArrow(s));
350 if (s == "split" || s == "gathered" || s == "aligned" || s == "alignedat")
351 return MathAtom(new InsetMathSplit(s));
353 return MathAtom(new InsetMathCases);
355 return MathAtom(new InsetMathSubstack);
356 if (s == "subarray" || s == "array")
357 return MathAtom(new InsetMathArray(s, 1, 1));
359 return MathAtom(new InsetMathSqrt);
361 return MathAtom(new InsetMathRoot);
363 return MathAtom(new InsetMathTabular(s, 1, 1));
365 return MathAtom(new InsetMathStackrel);
366 if (s == "binom" || s == "choose")
367 return MathAtom(new InsetMathBinom(s == "choose"));
369 return MathAtom(new InsetMathFrac);
371 return MathAtom(new InsetMathFrac(InsetMathFrac::OVER));
373 return MathAtom(new InsetMathFrac(InsetMathFrac::NICEFRAC));
375 // return MathAtom(new MathInferInset);
377 return MathAtom(new InsetMathFrac(InsetMathFrac::ATOP));
379 return MathAtom(new InsetMathLefteqn);
380 if (s == "boldsymbol")
381 return MathAtom(new InsetMathBoldSymbol);
382 if (s == "color" || s == "normalcolor")
383 return MathAtom(new InsetMathColor(true));
384 if (s == "textcolor")
385 return MathAtom(new InsetMathColor(false));
387 return MathAtom(new InsetMathDFrac);
389 return MathAtom(new InsetMathTFrac);
391 return MathAtom(new InsetMathPhantom(InsetMathPhantom::hphantom));
393 return MathAtom(new InsetMathPhantom(InsetMathPhantom::phantom));
395 return MathAtom(new InsetMathPhantom(InsetMathPhantom::vphantom));
397 if (MacroTable::globalMacros().has(s))
398 return MathAtom(new MathMacro(s,
399 MacroTable::globalMacros().get(s).numargs()));
400 //if (MacroTable::localMacros().has(s))
401 // return MathAtom(new MathMacro(s,
402 // MacroTable::localMacros().get(s).numargs()));
404 //lyxerr << "creating unknown inset '" << s << "'" << endl;
405 return MathAtom(new InsetMathUnknown(s));
409 bool createInsetMath_fromDialogStr(docstring const & str, MathArray & ar)
412 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
414 docstring body = split(str, name, ' ');
419 // body comes with a head "LatexCommand " and a
420 // tail "\nend_inset\n\n". Strip them off.
422 body = split(body, trimmed, ' ');
423 split(body, trimmed, '\n');
425 mathed_parse_cell(ar, trimmed);
429 return ar[0].nucleus();