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_ertinset.h"
27 #include "math_fboxinset.h"
28 #include "math_frameboxinset.h"
29 #include "math_fontinset.h"
30 #include "math_fontoldinset.h"
31 #include "math_fracinset.h"
32 #include "math_kerninset.h"
33 #include "math_lefteqninset.h"
34 #include "math_macro.h"
35 #include "math_macroarg.h"
36 #include "math_macrotable.h"
37 #include "math_macrotemplate.h"
38 #include "math_makeboxinset.h"
39 #include "math_oversetinset.h"
40 #include "math_parboxinset.h"
41 #include "math_parser.h"
42 #include "math_rootinset.h"
43 #include "math_sizeinset.h"
44 #include "math_spaceinset.h"
45 #include "math_splitinset.h"
46 #include "math_sqrtinset.h"
47 #include "math_stackrelinset.h"
48 #include "math_substackinset.h"
49 #include "math_symbolinset.h"
50 #include "math_tabularinset.h"
51 #include "math_undersetinset.h"
52 #include "math_unknowninset.h"
53 #include "math_xarrowinset.h"
55 //#include "insets/insetref.h"
56 #include "ref_inset.h"
59 #include "math_support.h"
61 #include "support/filetools.h" // LibFileSearch
62 #include "support/lstrings.h"
64 #include "frontends/lyx_gui.h"
69 using lyx::support::LibFileSearch;
70 using lyx::support::split;
74 using std::istringstream;
82 typedef std::map<string, latexkeys> WordList;
86 bool math_font_available(string & name)
91 // Do we have the font proper?
92 if (lyx_gui::font_available(f))
96 if (name == "eufrak") {
101 lyxerr[Debug::MATHED]
102 << "font " << name << " not available and I can't fake it"
110 string const filename = LibFileSearch(string(), "symbols");
111 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
112 if (filename.empty()) {
113 lyxerr << "Could not find symbols file" << endl;
117 std::ifstream fs(filename.c_str());
120 while (getline(fs, line)) {
123 if (!line.empty() && line[0] == '#')
126 // special case of iffont/else/endif
127 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
128 istringstream is(line);
132 skip = !math_font_available(tmp);
134 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
136 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
142 // special case of pre-defined macros
143 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
144 //lyxerr << "macro definition: '" << line << '\'' << endl;
145 MacroTable::globalMacros().insert(line);
149 istringstream is(line);
151 is >> tmp.name >> tmp.inset;
152 if (isFontName(tmp.inset))
153 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
157 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
158 lyxerr[Debug::MATHED]
159 << tmp.name << ' ' << tmp.inset << ' ' << tmp.extra << endl;
163 if (isFontName(tmp.inset)) {
164 // tmp.inset _is_ the fontname here.
165 // create fallbacks if necessary
167 // symbol font is not available sometimes
168 string symbol_font = "lyxsymbol";
170 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
171 lyxerr[Debug::MATHED] << "symbol abuse for " << tmp.name << endl;
173 } else if (math_font_available(tmp.inset)) {
174 lyxerr[Debug::MATHED] << "symbol available for " << tmp.name << endl;
175 tmp.draw += char(charid);
176 } else if (fallbackid && math_font_available(symbol_font)) {
177 if (tmp.inset == "cmex")
178 tmp.inset = "lyxsymbol";
180 tmp.inset = "lyxboldsymbol";
181 lyxerr[Debug::MATHED] << "symbol fallback for " << tmp.name << endl;
182 tmp.draw += char(fallbackid);
184 lyxerr[Debug::MATHED] << "faking " << tmp.name << endl;
186 tmp.inset = "lyxtex";
189 // it's a proper inset
190 lyxerr[Debug::MATHED] << "inset " << tmp.inset
191 << " used for " << tmp.name
195 if (theWordList.find(tmp.name) != theWordList.end())
196 lyxerr[Debug::MATHED]
197 << "readSymbols: inset " << tmp.name
198 << " already exists." << endl;
200 theWordList[tmp.name] = tmp;
202 lyxerr[Debug::MATHED]
203 << "read symbol '" << tmp.name
204 << " inset: " << tmp.inset
205 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
206 << " extra: " << tmp.extra
210 string tmp2 = "cmsy";
211 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
220 static bool initialized = false;
229 latexkeys const * in_word_set(string const & str)
231 WordList::iterator it = theWordList.find(str);
232 //lyxerr << "looking up '" << str << "' found: "
233 // << (it != theWordList.end()) << endl;
234 return (it != theWordList.end()) ? &(it->second) : 0;
238 MathAtom createMathInset(string const & s)
240 //lyxerr << "creating inset with name: '" << s << '\'' << endl;
241 latexkeys const * l = in_word_set(s);
243 string const & inset = l->inset;
244 //lyxerr << " found inset: '" << inset << '\'' << endl;
246 return MathAtom(new RefInset(l->name));
247 if (inset == "overset")
248 return MathAtom(new MathOversetInset);
249 if (inset == "underset")
250 return MathAtom(new MathUndersetInset);
251 if (inset == "decoration")
252 return MathAtom(new MathDecorationInset(l));
253 if (inset == "space")
254 return MathAtom(new MathSpaceInset(l->name));
256 return MathAtom(new MathDotsInset(l));
257 // if (inset == "mbox")
258 // return MathAtom(new MathBoxInset(l->name));
259 // if (inset == "parbox")
260 // return MathAtom(new MathParboxInset);
261 // if (inset == "fbox")
262 // return MathAtom(new MathFboxInset(l));
263 if (inset == "style")
264 return MathAtom(new MathSizeInset(l));
266 return MathAtom(new MathFontInset(l));
267 if (inset == "oldfont")
268 return MathAtom(new MathFontOldInset(l));
269 if (inset == "matrix")
270 return MathAtom(new MathAMSArrayInset(s));
271 return MathAtom(new MathSymbolInset(l));
274 if (s.size() == 2 && s[0] == '#' && s[1] >= '1' && s[1] <= '9')
275 return MathAtom(new MathMacroArgument(s[1] - '0'));
276 if (s.size() == 3 && s[0] == '\\' && s[1] == '#'
277 && s[2] >= '1' && s[2] <= '9')
278 return MathAtom(new MathMacroArgument(s[2] - '0'));
280 return MathAtom(new MathBoxedInset());
282 return MathAtom(new MathBoxInset("mbox"));
284 return MathAtom(new MathFboxInset());
286 return MathAtom(new MathFrameboxInset);
288 return MathAtom(new MathMakeboxInset);
290 return MathAtom(new MathKernInset);
291 if (s == "xrightarrow" || s == "xleftarrow")
292 return MathAtom(new MathXArrowInset(s));
293 if (s == "split" || s == "gathered" || s == "aligned")
294 return MathAtom(new MathSplitInset(s));
296 return MathAtom(new MathCasesInset);
298 return MathAtom(new MathSubstackInset);
299 if (s == "subarray" || s == "array")
300 return MathAtom(new MathArrayInset(s, 1, 1));
302 return MathAtom(new MathSqrtInset);
304 return MathAtom(new MathRootInset);
306 return MathAtom(new MathTabularInset(s, 1, 1));
308 return MathAtom(new MathStackrelInset);
309 if (s == "binom" || s == "choose")
310 return MathAtom(new MathBinomInset(s == "choose"));
311 if (s == "over" || s == "frac")
312 return MathAtom(new MathFracInset);
314 // return MathAtom(new MathInferInset);
316 return MathAtom(new MathFracInset(true));
318 return MathAtom(new MathLefteqnInset);
320 return MathAtom(new MathErtInset);
321 if (s == "boldsymbol")
322 return MathAtom(new MathBoldsymbolInset);
324 return MathAtom(new MathColorInset(true));
325 if (s == "textcolor")
326 return MathAtom(new MathColorInset(false));
328 return MathAtom(new MathDfracInset);
330 if (MacroTable::globalMacros().has(s))
331 return MathAtom(new MathMacro(s,
332 MacroTable::globalMacros().get(s).numargs()));
333 //if (MacroTable::localMacros().has(s))
334 // return MathAtom(new MathMacro(s,
335 // MacroTable::localMacros().get(s).numargs()));
337 //lyxerr << "creating unknown inset '" << s << "'" << endl;
338 return MathAtom(new MathUnknownInset(s));
342 bool createMathInset_fromDialogStr(string const & str, MathArray & ar)
345 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
347 string body = split(str, name, ' ');
352 // body comes with a head "LatexCommand " and a
353 // tail "\nend_inset\n\n". Strip them off.
355 body = split(body, trimmed, ' ');
356 split(body, trimmed, '\n');
358 mathed_parse_cell(ar, trimmed);
362 return ar[0].nucleus();