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_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"
58 #include "support/std_sstream.h"
59 #include "support/filetools.h" // LibFileSearch
60 #include "support/lstrings.h"
61 #include "frontends/lyx_gui.h"
65 using lyx::support::LibFileSearch;
66 using lyx::support::split;
70 using std::istringstream;
78 typedef std::map<string, latexkeys> WordList;
82 bool math_font_available(string & name)
87 // Do we have the font proper?
88 if (lyx_gui::font_available(f))
92 if (name == "eufrak") {
98 << "font " << name << " not available and I can't fake it"
106 string const filename = LibFileSearch(string(), "symbols");
107 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
108 if (filename.empty()) {
109 lyxerr << "Could not find symbols file" << endl;
113 std::ifstream fs(filename.c_str());
116 while (getline(fs, line)) {
119 if (!line.empty() && line[0] == '#')
122 // special case of iffont/else/endif
123 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
124 istringstream is(line);
128 skip = !math_font_available(tmp);
130 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
132 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
138 // special case of pre-defined macros
139 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
140 //lyxerr << "defining: '" << line << '\'' << endl;
141 istringstream is(line);
142 MathMacroTable::create(MathAtom(new MathMacroTemplate(is)));
146 istringstream is(line);
148 is >> tmp.name >> tmp.inset;
149 if (isFontName(tmp.inset))
150 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
154 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
155 lyxerr[Debug::MATHED]
156 << tmp.name << ' ' << tmp.inset << ' ' << tmp.extra << endl;
160 if (isFontName(tmp.inset)) {
161 // tmp.inset _is_ the fontname here.
162 // create fallbacks if necessary
164 // symbol font is not available sometimes
165 string symbol_font = "lyxsymbol";
167 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
168 lyxerr[Debug::MATHED] << "symbol abuse for " << tmp.name << endl;
170 } else if (math_font_available(tmp.inset)) {
171 lyxerr[Debug::MATHED] << "symbol available for " << tmp.name << endl;
172 tmp.draw += char(charid);
173 } else if (fallbackid && math_font_available(symbol_font)) {
174 if (tmp.inset == "cmex")
175 tmp.inset = "lyxsymbol";
177 tmp.inset = "lyxboldsymbol";
178 lyxerr[Debug::MATHED] << "symbol fallback for " << tmp.name << endl;
179 tmp.draw += char(fallbackid);
181 lyxerr[Debug::MATHED] << "faking " << tmp.name << endl;
183 tmp.inset = "lyxtex";
186 // it's a proper inset
187 lyxerr[Debug::MATHED] << "inset " << tmp.inset
188 << " used for " << tmp.name
192 if (theWordList.find(tmp.name) != theWordList.end())
193 lyxerr[Debug::MATHED]
194 << "readSymbols: inset " << tmp.name
195 << " already exists." << endl;
197 theWordList[tmp.name] = tmp;
199 lyxerr[Debug::MATHED]
200 << "read symbol '" << tmp.name
201 << " inset: " << tmp.inset
202 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
203 << " extra: " << tmp.extra
207 string tmp2 = "cmsy";
208 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
217 static bool initialized = false;
225 latexkeys const * in_word_set(string const & str)
227 WordList::iterator it = theWordList.find(str);
228 //lyxerr << "looking up '" << str << "' found: "
229 // << (it != theWordList.end()) << endl;
230 return (it != theWordList.end()) ? &(it->second) : 0;
234 MathAtom createMathInset(string const & s)
236 //lyxerr << "creating inset with name: '" << s << '\'' << endl;;
237 latexkeys const * l = in_word_set(s);
239 string const & inset = l->inset;
240 //lyxerr << " found inset: '" << inset << '\'' << endl;
242 return MathAtom(new RefInset(l->name));
243 if (inset == "overset")
244 return MathAtom(new MathOversetInset);
245 if (inset == "underset")
246 return MathAtom(new MathUndersetInset);
247 if (inset == "decoration")
248 return MathAtom(new MathDecorationInset(l));
249 if (inset == "space")
250 return MathAtom(new MathSpaceInset(l->name));
252 return MathAtom(new MathDotsInset(l));
254 return MathAtom(new MathBoxInset(l->name));
255 if (inset == "parbox")
256 return MathAtom(new MathParboxInset);
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 MathFrameboxInset);
278 return MathAtom(new MathMakeboxInset);
280 return MathAtom(new MathKernInset);
281 if (s == "xrightarrow" || s == "xleftarrow")
282 return MathAtom(new MathXArrowInset(s));
283 if (s == "split" || s == "gathered" || s == "aligned")
284 return MathAtom(new MathSplitInset(s));
286 return MathAtom(new MathCasesInset);
288 return MathAtom(new MathSubstackInset);
289 if (s == "subarray" || s == "array")
290 return MathAtom(new MathArrayInset(s, 1, 1));
292 return MathAtom(new MathSqrtInset);
294 return MathAtom(new MathRootInset);
296 return MathAtom(new MathTabularInset(s, 1, 1));
298 return MathAtom(new MathStackrelInset);
299 if (s == "binom" || s == "choose")
300 return MathAtom(new MathBinomInset(s == "choose"));
301 if (s == "over" || s == "frac")
302 return MathAtom(new MathFracInset);
304 // return MathAtom(new MathInferInset);
306 return MathAtom(new MathFracInset(true));
308 return MathAtom(new MathLefteqnInset);
310 return MathAtom(new MathErtInset);
311 if (s == "boldsymbol")
312 return MathAtom(new MathBoldsymbolInset);
314 return MathAtom(new MathColorInset(true));
315 if (s == "textcolor")
316 return MathAtom(new MathColorInset(false));
318 return MathAtom(new MathDfracInset);
320 if (MathMacroTable::has(s))
321 return MathAtom(new MathMacro(s));
323 //lyxerr << "creating inset 2 with name: '" << s << '\'' << endl;
324 return MathAtom(new MathUnknownInset(s));
328 bool createMathInset_fromDialogStr(string const & str, MathArray & ar)
331 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
333 string body = split(str, name, ' ');
338 // body comes with a head "LatexCommand " and a
339 // tail "\nend_inset\n\n". Strip them off.
341 body = split(body, trimmed, ' ');
342 split(body, trimmed, '\n');
344 mathed_parse_cell(ar, trimmed);
348 return ar[0].nucleus();