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_dotsinset.h"
24 #include "math_ertinset.h"
25 #include "math_fboxinset.h"
26 #include "math_frameboxinset.h"
27 #include "math_fontinset.h"
28 #include "math_fontoldinset.h"
29 #include "math_fracinset.h"
30 #include "math_kerninset.h"
31 #include "math_lefteqninset.h"
32 #include "math_macro.h"
33 #include "math_macroarg.h"
34 #include "math_macrotable.h"
35 #include "math_macrotemplate.h"
36 #include "math_makeboxinset.h"
37 #include "math_oversetinset.h"
38 #include "math_parboxinset.h"
39 #include "math_rootinset.h"
40 #include "math_sizeinset.h"
41 #include "math_spaceinset.h"
42 #include "math_splitinset.h"
43 #include "math_sqrtinset.h"
44 #include "math_stackrelinset.h"
45 #include "math_substackinset.h"
46 #include "math_symbolinset.h"
47 #include "math_tabularinset.h"
48 #include "math_undersetinset.h"
49 #include "math_unknowninset.h"
50 #include "math_xarrowinset.h"
52 //#include "insets/insetref.h"
53 #include "ref_inset.h"
56 #include "math_support.h"
57 #include "support/std_sstream.h"
58 #include "support/filetools.h" // LibFileSearch
59 #include "support/lstrings.h"
60 #include "frontends/lyx_gui.h"
64 using lyx::support::LibFileSearch;
65 using lyx::support::split;
69 using std::istringstream;
77 typedef std::map<string, latexkeys> WordList;
81 bool math_font_available(string & name)
86 // Do we have the font proper?
87 if (lyx_gui::font_available(f))
91 if (name == "eufrak") {
97 << "font " << name << " not available and I can't fake it"
105 string const filename = LibFileSearch(string(), "symbols");
106 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
107 if (filename.empty()) {
108 lyxerr << "Could not find symbols file" << endl;
112 std::ifstream fs(filename.c_str());
115 while (getline(fs, line)) {
118 if (!line.empty() && line[0] == '#')
121 // special case of iffont/else/endif
122 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
123 istringstream is(line);
127 skip = !math_font_available(tmp);
129 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
131 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
137 // special case of pre-defined macros
138 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
139 //lyxerr << "defining: '" << line << '\'' << endl;
140 istringstream is(line);
141 MathMacroTable::create(MathAtom(new MathMacroTemplate(is)));
145 istringstream is(line);
147 is >> tmp.name >> tmp.inset;
148 if (isFontName(tmp.inset))
149 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
153 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
154 lyxerr[Debug::MATHED]
155 << tmp.name << ' ' << tmp.inset << ' ' << tmp.extra << endl;
159 if (isFontName(tmp.inset)) {
160 // tmp.inset _is_ the fontname here.
161 // create fallbacks if necessary
163 // symbol font is not available sometimes
164 string symbol_font = "lyxsymbol";
166 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
167 lyxerr[Debug::MATHED] << "symbol abuse for " << tmp.name << endl;
169 } else if (math_font_available(tmp.inset)) {
170 lyxerr[Debug::MATHED] << "symbol available for " << tmp.name << endl;
171 tmp.draw += char(charid);
172 } else if (fallbackid && math_font_available(symbol_font)) {
173 if (tmp.inset == "cmex")
174 tmp.inset = "lyxsymbol";
176 tmp.inset = "lyxboldsymbol";
177 lyxerr[Debug::MATHED] << "symbol fallback for " << tmp.name << endl;
178 tmp.draw += char(fallbackid);
180 lyxerr[Debug::MATHED] << "faking " << tmp.name << endl;
182 tmp.inset = "lyxtex";
185 // it's a proper inset
186 lyxerr[Debug::MATHED] << "inset " << tmp.inset
187 << " used for " << tmp.name
191 if (theWordList.find(tmp.name) != theWordList.end())
192 lyxerr[Debug::MATHED]
193 << "readSymbols: inset " << tmp.name
194 << " already exists." << endl;
196 theWordList[tmp.name] = tmp;
198 lyxerr[Debug::MATHED]
199 << "read symbol '" << tmp.name
200 << " inset: " << tmp.inset
201 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
202 << " extra: " << tmp.extra
206 string tmp2 = "cmsy";
207 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
216 static bool initialized = false;
224 latexkeys const * in_word_set(string const & str)
226 WordList::iterator it = theWordList.find(str);
227 //lyxerr << "looking up '" << str << "' found: "
228 // << (it != theWordList.end()) << endl;
229 return (it != theWordList.end()) ? &(it->second) : 0;
233 MathAtom createMathInset(string const & s)
235 //lyxerr << "creating inset with name: '" << s << '\'' << endl;;
236 latexkeys const * l = in_word_set(s);
238 string const & inset = l->inset;
239 //lyxerr << " found inset: '" << inset << '\'' << endl;
241 return MathAtom(new RefInset(l->name));
242 if (inset == "overset")
243 return MathAtom(new MathOversetInset);
244 if (inset == "underset")
245 return MathAtom(new MathUndersetInset);
246 if (inset == "decoration")
247 return MathAtom(new MathDecorationInset(l));
248 if (inset == "space")
249 return MathAtom(new MathSpaceInset(l->name));
251 return MathAtom(new MathDotsInset(l));
253 return MathAtom(new MathBoxInset(l->name));
254 if (inset == "parbox")
255 return MathAtom(new MathParboxInset);
257 return MathAtom(new MathFboxInset(l));
258 if (inset == "style")
259 return MathAtom(new MathSizeInset(l));
261 return MathAtom(new MathFontInset(l));
262 if (inset == "oldfont")
263 return MathAtom(new MathFontOldInset(l));
264 if (inset == "matrix")
265 return MathAtom(new MathAMSArrayInset(s));
266 return MathAtom(new MathSymbolInset(l));
269 if (s.size() == 2 && s[0] == '#' && s[1] >= '1' && s[1] <= '9')
270 return MathAtom(new MathMacroArgument(s[1] - '0'));
271 if (s.size() == 3 && s[0] == '\\' && s[1] == '#'
272 && s[2] >= '1' && s[2] <= '9')
273 return MathAtom(new MathMacroArgument(s[2] - '0'));
275 return MathAtom(new MathFrameboxInset);
277 return MathAtom(new MathMakeboxInset);
279 return MathAtom(new MathKernInset);
280 if (s == "xrightarrow" || s == "xleftarrow")
281 return MathAtom(new MathXArrowInset(s));
282 if (s == "split" || s == "gathered" || s == "aligned")
283 return MathAtom(new MathSplitInset(s));
285 return MathAtom(new MathCasesInset);
287 return MathAtom(new MathSubstackInset);
288 if (s == "subarray" || s == "array")
289 return MathAtom(new MathArrayInset(s, 1, 1));
291 return MathAtom(new MathSqrtInset);
293 return MathAtom(new MathRootInset);
295 return MathAtom(new MathTabularInset(s, 1, 1));
297 return MathAtom(new MathStackrelInset);
298 if (s == "binom" || s == "choose")
299 return MathAtom(new MathBinomInset(s == "choose"));
300 if (s == "over" || s == "frac")
301 return MathAtom(new MathFracInset);
303 // return MathAtom(new MathInferInset);
305 return MathAtom(new MathFracInset(true));
307 return MathAtom(new MathLefteqnInset);
309 return MathAtom(new MathErtInset);
310 if (s == "boldsymbol")
311 return MathAtom(new MathBoldsymbolInset);
313 return MathAtom(new MathColorInset);
315 if (MathMacroTable::has(s))
316 return MathAtom(new MathMacro(s));
318 //lyxerr << "creating inset 2 with name: '" << s << '\'' << endl;
319 return MathAtom(new MathUnknownInset(s));
323 bool createMathInset_fromDialogStr(string const & str, MathArray & ar)
326 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
328 string body = split(str, name, ' ');
333 // body comes with a head "LatexCommand " and a
334 // tail "\nend_inset\n\n". Strip them off.
336 body = split(body, trimmed, ' ');
337 split(body, trimmed, '\n');
339 mathed_parse_cell(ar, trimmed);
343 return ar[0].nucleus();