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_boldsymbolinset.h"
20 #include "math_casesinset.h"
21 #include "math_colorinset.h"
22 #include "math_decorationinset.h"
23 #include "math_dfracinset.h"
24 #include "math_dotsinset.h"
25 #include "math_ertinset.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_parboxinset.h"
40 #include "math_parser.h"
41 #include "math_rootinset.h"
42 #include "math_sizeinset.h"
43 #include "math_spaceinset.h"
44 #include "math_splitinset.h"
45 #include "math_sqrtinset.h"
46 #include "math_stackrelinset.h"
47 #include "math_substackinset.h"
48 #include "math_symbolinset.h"
49 #include "math_tabularinset.h"
50 #include "math_undersetinset.h"
51 #include "math_unknowninset.h"
52 #include "math_xarrowinset.h"
54 //#include "insets/insetref.h"
55 #include "ref_inset.h"
58 #include "math_support.h"
60 #include "support/std_sstream.h"
61 #include "support/filetools.h" // LibFileSearch
62 #include "support/lstrings.h"
64 #include "frontends/lyx_gui.h"
68 using lyx::support::LibFileSearch;
69 using lyx::support::split;
73 using std::istringstream;
81 typedef std::map<string, latexkeys> WordList;
85 bool math_font_available(string & name)
90 // Do we have the font proper?
91 if (lyx_gui::font_available(f))
95 if (name == "eufrak") {
100 lyxerr[Debug::MATHED]
101 << "font " << name << " not available and I can't fake it"
109 string const filename = LibFileSearch(string(), "symbols");
110 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
111 if (filename.empty()) {
112 lyxerr << "Could not find symbols file" << endl;
116 std::ifstream fs(filename.c_str());
119 while (getline(fs, line)) {
122 if (!line.empty() && line[0] == '#')
125 // special case of iffont/else/endif
126 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
127 istringstream is(line);
131 skip = !math_font_available(tmp);
133 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
135 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
141 // special case of pre-defined macros
142 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
143 //lyxerr << "macro definition: '" << line << '\'' << endl;
144 MacroTable::globalMacros().insert(line);
148 istringstream is(line);
150 is >> tmp.name >> tmp.inset;
151 if (isFontName(tmp.inset))
152 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
156 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
157 lyxerr[Debug::MATHED]
158 << tmp.name << ' ' << tmp.inset << ' ' << tmp.extra << endl;
162 if (isFontName(tmp.inset)) {
163 // tmp.inset _is_ the fontname here.
164 // create fallbacks if necessary
166 // symbol font is not available sometimes
167 string symbol_font = "lyxsymbol";
169 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
170 lyxerr[Debug::MATHED] << "symbol abuse for " << tmp.name << endl;
172 } else if (math_font_available(tmp.inset)) {
173 lyxerr[Debug::MATHED] << "symbol available for " << tmp.name << endl;
174 tmp.draw += char(charid);
175 } else if (fallbackid && math_font_available(symbol_font)) {
176 if (tmp.inset == "cmex")
177 tmp.inset = "lyxsymbol";
179 tmp.inset = "lyxboldsymbol";
180 lyxerr[Debug::MATHED] << "symbol fallback for " << tmp.name << endl;
181 tmp.draw += char(fallbackid);
183 lyxerr[Debug::MATHED] << "faking " << tmp.name << endl;
185 tmp.inset = "lyxtex";
188 // it's a proper inset
189 lyxerr[Debug::MATHED] << "inset " << tmp.inset
190 << " used for " << tmp.name
194 if (theWordList.find(tmp.name) != theWordList.end())
195 lyxerr[Debug::MATHED]
196 << "readSymbols: inset " << tmp.name
197 << " already exists." << endl;
199 theWordList[tmp.name] = tmp;
201 lyxerr[Debug::MATHED]
202 << "read symbol '" << tmp.name
203 << " inset: " << tmp.inset
204 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
205 << " extra: " << tmp.extra
209 string tmp2 = "cmsy";
210 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
219 static bool initialized = false;
228 latexkeys const * in_word_set(string const & str)
230 WordList::iterator it = theWordList.find(str);
231 //lyxerr << "looking up '" << str << "' found: "
232 // << (it != theWordList.end()) << endl;
233 return (it != theWordList.end()) ? &(it->second) : 0;
237 MathAtom createMathInset(string const & s)
239 //lyxerr << "creating inset with name: '" << s << '\'' << endl;
240 latexkeys const * l = in_word_set(s);
242 string const & inset = l->inset;
243 //lyxerr << " found inset: '" << inset << '\'' << endl;
245 return MathAtom(new RefInset(l->name));
246 if (inset == "overset")
247 return MathAtom(new MathOversetInset);
248 if (inset == "underset")
249 return MathAtom(new MathUndersetInset);
250 if (inset == "decoration")
251 return MathAtom(new MathDecorationInset(l));
252 if (inset == "space")
253 return MathAtom(new MathSpaceInset(l->name));
255 return MathAtom(new MathDotsInset(l));
257 return MathAtom(new MathBoxInset(l->name));
258 if (inset == "parbox")
259 return MathAtom(new MathParboxInset);
261 return MathAtom(new MathFboxInset(l));
262 if (inset == "style")
263 return MathAtom(new MathSizeInset(l));
265 return MathAtom(new MathFontInset(l));
266 if (inset == "oldfont")
267 return MathAtom(new MathFontOldInset(l));
268 if (inset == "matrix")
269 return MathAtom(new MathAMSArrayInset(s));
270 return MathAtom(new MathSymbolInset(l));
273 if (s.size() == 2 && s[0] == '#' && s[1] >= '1' && s[1] <= '9')
274 return MathAtom(new MathMacroArgument(s[1] - '0'));
275 if (s.size() == 3 && s[0] == '\\' && s[1] == '#'
276 && s[2] >= '1' && s[2] <= '9')
277 return MathAtom(new MathMacroArgument(s[2] - '0'));
279 return MathAtom(new MathFrameboxInset);
281 return MathAtom(new MathMakeboxInset);
283 return MathAtom(new MathKernInset);
284 if (s == "xrightarrow" || s == "xleftarrow")
285 return MathAtom(new MathXArrowInset(s));
286 if (s == "split" || s == "gathered" || s == "aligned")
287 return MathAtom(new MathSplitInset(s));
289 return MathAtom(new MathCasesInset);
291 return MathAtom(new MathSubstackInset);
292 if (s == "subarray" || s == "array")
293 return MathAtom(new MathArrayInset(s, 1, 1));
295 return MathAtom(new MathSqrtInset);
297 return MathAtom(new MathRootInset);
299 return MathAtom(new MathTabularInset(s, 1, 1));
301 return MathAtom(new MathStackrelInset);
302 if (s == "binom" || s == "choose")
303 return MathAtom(new MathBinomInset(s == "choose"));
304 if (s == "over" || s == "frac")
305 return MathAtom(new MathFracInset);
307 // return MathAtom(new MathInferInset);
309 return MathAtom(new MathFracInset(true));
311 return MathAtom(new MathLefteqnInset);
313 return MathAtom(new MathErtInset);
314 if (s == "boldsymbol")
315 return MathAtom(new MathBoldsymbolInset);
317 return MathAtom(new MathColorInset(true));
318 if (s == "textcolor")
319 return MathAtom(new MathColorInset(false));
321 return MathAtom(new MathDfracInset);
323 return MathAtom(new MathMacro(s));
327 bool createMathInset_fromDialogStr(string const & str, MathArray & ar)
330 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
332 string body = split(str, name, ' ');
337 // body comes with a head "LatexCommand " and a
338 // tail "\nend_inset\n\n". Strip them off.
340 body = split(body, trimmed, ' ');
341 split(body, trimmed, '\n');
343 mathed_parse_cell(ar, trimmed);
347 return ar[0].nucleus();