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 "math_factory.h"
14 #include "math_parser.h"
15 #include "math_arrayinset.h"
16 #include "math_amsarrayinset.h"
17 #include "math_binominset.h"
18 #include "math_boxinset.h"
19 #include "math_boxedinset.h"
20 #include "math_boldsymbolinset.h"
21 #include "math_casesinset.h"
22 #include "math_colorinset.h"
23 #include "math_decorationinset.h"
24 #include "math_dfracinset.h"
25 #include "math_dotsinset.h"
26 #include "math_fboxinset.h"
27 #include "math_frameboxinset.h"
28 #include "math_fontinset.h"
29 #include "math_fontoldinset.h"
30 #include "math_fracinset.h"
31 #include "math_kerninset.h"
32 #include "math_lefteqninset.h"
33 #include "math_macro.h"
34 #include "math_macroarg.h"
35 #include "math_macrotable.h"
36 #include "math_macrotemplate.h"
37 #include "math_makeboxinset.h"
38 #include "math_oversetinset.h"
39 #include "math_parser.h"
40 #include "math_rootinset.h"
41 #include "math_sizeinset.h"
42 #include "math_spaceinset.h"
43 #include "math_splitinset.h"
44 #include "math_sqrtinset.h"
45 #include "math_stackrelinset.h"
46 #include "math_substackinset.h"
47 #include "math_symbolinset.h"
48 #include "math_tabularinset.h"
49 #include "math_undersetinset.h"
50 #include "math_unknowninset.h"
51 #include "math_xarrowinset.h"
53 //#include "insets/insetref.h"
54 #include "ref_inset.h"
57 #include "math_support.h"
59 #include "support/filetools.h" // LibFileSearch
60 #include "support/lstrings.h"
62 #include "frontends/lyx_gui.h"
67 using lyx::support::LibFileSearch;
68 using lyx::support::split;
72 using std::istringstream;
80 typedef std::map<string, latexkeys> WordList;
84 bool math_font_available(string & name)
89 // Do we have the font proper?
90 if (lyx_gui::font_available(f))
94 if (name == "eufrak") {
100 << "font " << name << " not available and I can't fake it"
108 string const filename = LibFileSearch(string(), "symbols");
109 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
110 if (filename.empty()) {
111 lyxerr << "Could not find symbols file" << endl;
115 std::ifstream fs(filename.c_str());
118 while (getline(fs, line)) {
121 if (!line.empty() && line[0] == '#')
124 // special case of iffont/else/endif
125 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
126 istringstream is(line);
130 skip = !math_font_available(tmp);
132 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
134 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
140 // special case of pre-defined macros
141 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
142 //lyxerr << "macro definition: '" << line << '\'' << endl;
143 MacroTable::globalMacros().insert(line);
147 istringstream is(line);
149 is >> tmp.name >> tmp.inset;
150 if (isFontName(tmp.inset))
151 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
155 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
156 lyxerr[Debug::MATHED]
157 << tmp.name << ' ' << tmp.inset << ' ' << tmp.extra << endl;
161 if (isFontName(tmp.inset)) {
162 // tmp.inset _is_ the fontname here.
163 // create fallbacks if necessary
165 // symbol font is not available sometimes
166 string symbol_font = "lyxsymbol";
168 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
169 lyxerr[Debug::MATHED] << "symbol abuse for " << tmp.name << endl;
171 } else if (math_font_available(tmp.inset)) {
172 lyxerr[Debug::MATHED] << "symbol available for " << tmp.name << endl;
173 tmp.draw += char(charid);
174 } else if (fallbackid && math_font_available(symbol_font)) {
175 if (tmp.inset == "cmex")
176 tmp.inset = "lyxsymbol";
178 tmp.inset = "lyxboldsymbol";
179 lyxerr[Debug::MATHED] << "symbol fallback for " << tmp.name << endl;
180 tmp.draw += char(fallbackid);
182 lyxerr[Debug::MATHED] << "faking " << tmp.name << endl;
184 tmp.inset = "lyxtex";
187 // it's a proper inset
188 lyxerr[Debug::MATHED] << "inset " << tmp.inset
189 << " used for " << tmp.name
193 if (theWordList.find(tmp.name) != theWordList.end())
194 lyxerr[Debug::MATHED]
195 << "readSymbols: inset " << tmp.name
196 << " already exists." << endl;
198 theWordList[tmp.name] = tmp;
200 lyxerr[Debug::MATHED]
201 << "read symbol '" << tmp.name
202 << " inset: " << tmp.inset
203 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
204 << " extra: " << tmp.extra
208 string tmp2 = "cmsy";
209 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
218 static bool initialized = false;
227 latexkeys const * in_word_set(string const & str)
229 WordList::iterator it = theWordList.find(str);
230 //lyxerr << "looking up '" << str << "' found: "
231 // << (it != theWordList.end()) << endl;
232 return (it != theWordList.end()) ? &(it->second) : 0;
236 MathAtom createMathInset(string const & s)
238 //lyxerr << "creating inset with name: '" << s << '\'' << endl;
239 latexkeys const * l = in_word_set(s);
241 string const & inset = l->inset;
242 //lyxerr << " found inset: '" << inset << '\'' << endl;
244 return MathAtom(new RefInset(l->name));
245 if (inset == "overset")
246 return MathAtom(new MathOversetInset);
247 if (inset == "underset")
248 return MathAtom(new MathUndersetInset);
249 if (inset == "decoration")
250 return MathAtom(new MathDecorationInset(l));
251 if (inset == "space")
252 return MathAtom(new MathSpaceInset(l->name));
254 return MathAtom(new MathDotsInset(l));
255 // if (inset == "mbox")
256 // return MathAtom(new MathBoxInset(l->name));
257 // if (inset == "fbox")
258 // return MathAtom(new MathFboxInset(l));
259 if (inset == "style")
260 return MathAtom(new MathSizeInset(l));
262 return MathAtom(new MathFontInset(l));
263 if (inset == "oldfont")
264 return MathAtom(new MathFontOldInset(l));
265 if (inset == "matrix")
266 return MathAtom(new MathAMSArrayInset(s));
267 return MathAtom(new MathSymbolInset(l));
270 if (s.size() == 2 && s[0] == '#' && s[1] >= '1' && s[1] <= '9')
271 return MathAtom(new MathMacroArgument(s[1] - '0'));
272 if (s.size() == 3 && s[0] == '\\' && s[1] == '#'
273 && s[2] >= '1' && s[2] <= '9')
274 return MathAtom(new MathMacroArgument(s[2] - '0'));
276 return MathAtom(new MathBoxedInset());
278 return MathAtom(new MathBoxInset("mbox"));
280 return MathAtom(new MathFboxInset());
282 return MathAtom(new MathFrameboxInset);
284 return MathAtom(new MathMakeboxInset);
286 return MathAtom(new MathKernInset);
287 if (s == "xrightarrow" || s == "xleftarrow")
288 return MathAtom(new MathXArrowInset(s));
289 if (s == "split" || s == "gathered" || s == "aligned" || s == "alignedat")
290 return MathAtom(new MathSplitInset(s));
292 return MathAtom(new MathCasesInset);
294 return MathAtom(new MathSubstackInset);
295 if (s == "subarray" || s == "array")
296 return MathAtom(new MathArrayInset(s, 1, 1));
298 return MathAtom(new MathSqrtInset);
300 return MathAtom(new MathRootInset);
302 return MathAtom(new MathTabularInset(s, 1, 1));
304 return MathAtom(new MathStackrelInset);
305 if (s == "binom" || s == "choose")
306 return MathAtom(new MathBinomInset(s == "choose"));
307 if (s == "over" || s == "frac")
308 return MathAtom(new MathFracInset);
310 // return MathAtom(new MathInferInset);
312 return MathAtom(new MathFracInset(true));
314 return MathAtom(new MathLefteqnInset);
315 if (s == "boldsymbol")
316 return MathAtom(new MathBoldsymbolInset);
318 return MathAtom(new MathColorInset(true));
319 if (s == "textcolor")
320 return MathAtom(new MathColorInset(false));
322 return MathAtom(new MathDfracInset);
324 if (MacroTable::globalMacros().has(s))
325 return MathAtom(new MathMacro(s,
326 MacroTable::globalMacros().get(s).numargs()));
327 //if (MacroTable::localMacros().has(s))
328 // return MathAtom(new MathMacro(s,
329 // MacroTable::localMacros().get(s).numargs()));
331 //lyxerr << "creating unknown inset '" << s << "'" << endl;
332 return MathAtom(new MathUnknownInset(s));
336 bool createMathInset_fromDialogStr(string const & str, MathArray & ar)
339 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
341 string body = split(str, name, ' ');
346 // body comes with a head "LatexCommand " and a
347 // tail "\nend_inset\n\n". Strip them off.
349 body = split(body, trimmed, ' ');
350 split(body, trimmed, '\n');
352 mathed_parse_cell(ar, trimmed);
356 return ar[0].nucleus();