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_casesinset.h"
20 #include "math_decorationinset.h"
21 #include "math_dotsinset.h"
22 #include "math_ertinset.h"
23 #include "math_fboxinset.h"
24 #include "math_frameboxinset.h"
25 #include "math_fontinset.h"
26 #include "math_fontoldinset.h"
27 #include "math_fracinset.h"
28 #include "math_kerninset.h"
29 #include "math_lefteqninset.h"
30 #include "math_macro.h"
31 #include "math_macrotable.h"
32 #include "math_macrotemplate.h"
33 #include "math_makeboxinset.h"
34 #include "math_oversetinset.h"
35 #include "math_parboxinset.h"
36 #include "math_rootinset.h"
37 #include "math_sizeinset.h"
38 #include "math_spaceinset.h"
39 #include "math_splitinset.h"
40 #include "math_sqrtinset.h"
41 #include "math_stackrelinset.h"
42 #include "math_substackinset.h"
43 #include "math_symbolinset.h"
44 #include "math_tabularinset.h"
45 #include "math_undersetinset.h"
46 #include "math_unknowninset.h"
47 #include "math_xarrowinset.h"
49 //#include "insets/insetref.h"
50 #include "ref_inset.h"
53 #include "math_support.h"
55 #include "support/filetools.h" // LibFileSearch
56 #include "support/lstrings.h"
57 #include "frontends/lyx_gui.h"
61 using namespace lyx::support;
71 typedef std::map<string, latexkeys> WordList;
75 bool math_font_available(string & name)
80 // Do we have the font proper?
81 if (lyx_gui::font_available(f))
85 if (name == "eufrak") {
91 << "font " << name << " not available and I can't fake it"
99 string const filename = LibFileSearch(string(), "symbols");
100 lyxerr[Debug::MATHED] << "read symbols from " << filename << endl;
101 if (filename.empty()) {
102 lyxerr << "Could not find symbols file" << endl;
106 std::ifstream fs(filename.c_str());
109 while (getline(fs, line)) {
112 if (!line.empty() && line[0] == '#')
115 // special case of iffont/else/endif
116 if (line.size() >= 7 && line.substr(0, 6) == "iffont") {
117 istringstream is(STRCONV(line));
121 skip = !math_font_available(tmp);
123 } else if (line.size() >= 4 && line.substr(0, 4) == "else") {
125 } else if (line.size() >= 5 && line.substr(0, 5) == "endif") {
131 // special case of pre-defined macros
132 if (line.size() > 8 && line.substr(0, 5) == "\\def\\") {
133 //lyxerr << "defining: '" << line << '\'' << endl;
134 istringstream is(STRCONV(line));
135 MathMacroTable::create(MathAtom(new MathMacroTemplate(is)));
139 istringstream is(STRCONV(line));
141 is >> tmp.name >> tmp.inset;
142 if (isFontName(tmp.inset))
143 is >> charid >> fallbackid >> tmp.extra >> tmp.xmlname;
147 lyxerr[Debug::MATHED] << "skipping line '" << line << '\'' << endl;
148 lyxerr[Debug::MATHED]
149 << tmp.name << ' ' << tmp.inset << ' ' << tmp.extra << endl;
153 if (isFontName(tmp.inset)) {
154 // tmp.inset _is_ the fontname here.
155 // create fallbacks if necessary
157 // symbol font is not available sometimes
158 string symbol_font = "lyxsymbol";
160 if (tmp.extra == "func" || tmp.extra == "funclim" || tmp.extra == "special") {
161 lyxerr[Debug::MATHED] << "symbol abuse for " << tmp.name << endl;
163 } else if (math_font_available(tmp.inset)) {
164 lyxerr[Debug::MATHED] << "symbol available for " << tmp.name << endl;
165 tmp.draw += char(charid);
166 } else if (fallbackid && math_font_available(symbol_font)) {
167 if (tmp.inset == "cmex")
168 tmp.inset = "lyxsymbol";
170 tmp.inset = "lyxboldsymbol";
171 lyxerr[Debug::MATHED] << "symbol fallback for " << tmp.name << endl;
172 tmp.draw += char(fallbackid);
174 lyxerr[Debug::MATHED] << "faking " << tmp.name << endl;
176 tmp.inset = "lyxtex";
179 // it's a proper inset
180 lyxerr[Debug::MATHED] << "inset " << tmp.inset
181 << " used for " << tmp.name
185 if (theWordList.find(tmp.name) != theWordList.end())
186 lyxerr[Debug::MATHED]
187 << "readSymbols: inset " << tmp.name
188 << " already exists." << endl;
190 theWordList[tmp.name] = tmp;
192 lyxerr[Debug::MATHED]
193 << "read symbol '" << tmp.name
194 << " inset: " << tmp.inset
195 << " draw: " << int(tmp.draw.empty() ? 0 : tmp.draw[0])
196 << " extra: " << tmp.extra
200 string tmp2 = "cmsy";
201 has_math_fonts = math_font_available(tmp) && math_font_available(tmp2);
210 static bool initialized = false;
218 latexkeys const * in_word_set(string const & str)
220 WordList::iterator it = theWordList.find(str);
221 //lyxerr << "looking up '" << str << "' found: "
222 // << (it != theWordList.end()) << endl;
223 return (it != theWordList.end()) ? &(it->second) : 0;
227 MathAtom createMathInset(string const & s)
229 lyxerr[Debug::MATHED] << "creating inset with name: '"
230 << s << '\'' << endl;;
231 latexkeys const * l = in_word_set(s);
233 string const & inset = l->inset;
234 lyxerr[Debug::MATHED] << " found inset: '" <<
235 inset << '\'' << endl;
237 return MathAtom(new RefInset(l->name));
238 if (inset == "overset")
239 return MathAtom(new MathOversetInset);
240 if (inset == "underset")
241 return MathAtom(new MathUndersetInset);
242 if (inset == "decoration")
243 return MathAtom(new MathDecorationInset(l));
244 if (inset == "space")
245 return MathAtom(new MathSpaceInset(l->name));
247 return MathAtom(new MathDotsInset(l));
249 return MathAtom(new MathBoxInset(l->name));
250 if (inset == "parbox")
251 return MathAtom(new MathParboxInset);
253 return MathAtom(new MathFboxInset(l));
254 if (inset == "style")
255 return MathAtom(new MathSizeInset(l));
257 return MathAtom(new MathFontInset(l));
258 if (inset == "oldfont")
259 return MathAtom(new MathFontOldInset(l));
260 if (inset == "matrix")
261 return MathAtom(new MathAMSArrayInset(s));
262 return MathAtom(new MathSymbolInset(l));
265 if (s.size() == 2 && s[0] == '#' && s[1] >= '1' && s[1] <= '9')
266 return MathAtom(new MathMacroArgument(s[1] - '0'));
267 if (s.size() == 3 && s[0] == '\\' && s[1] == '#'
268 && s[2] >= '1' && s[2] <= '9')
269 return MathAtom(new MathMacroArgument(s[2] - '0'));
271 return MathAtom(new MathFrameboxInset);
273 return MathAtom(new MathMakeboxInset);
275 return MathAtom(new MathKernInset);
276 if (s == "xrightarrow" || s == "xleftarrow")
277 return MathAtom(new MathXArrowInset(s));
278 if (s == "split" || s == "gathered" || s == "aligned")
279 return MathAtom(new MathSplitInset(s));
281 return MathAtom(new MathCasesInset);
283 return MathAtom(new MathSubstackInset);
284 if (s == "subarray" || s == "array")
285 return MathAtom(new MathArrayInset(s, 1, 1));
287 return MathAtom(new MathSqrtInset);
289 return MathAtom(new MathRootInset);
291 return MathAtom(new MathTabularInset(s, 1, 1));
293 return MathAtom(new MathStackrelInset);
294 if (s == "binom" || s == "choose")
295 return MathAtom(new MathBinomInset(s == "choose"));
296 if (s == "over" || s == "frac")
297 return MathAtom(new MathFracInset);
299 // return MathAtom(new MathInferInset);
301 return MathAtom(new MathFracInset(true));
303 return MathAtom(new MathLefteqnInset);
305 return MathAtom(new MathErtInset);
307 if (MathMacroTable::has(s))
308 return MathAtom(new MathMacro(s));
310 //lyxerr[Debug::MATHED] << "creating inset 2 with name: '" << s << '\'' << endl;
311 return MathAtom(new MathUnknownInset(s));
315 bool createMathInset_fromDialogStr(string const & str, MathArray & ar)
318 // "ref LatexCommand \\ref{sec:Title}\n\\end_inset\n\n";
320 string body = split(str, name, ' ');
325 // body comes with a head "LatexCommand " and a
326 // tail "\nend_inset\n\n". Strip them off.
328 body = split(body, trimmed, ' ');
329 split(body, trimmed, '\n');
331 mathed_parse_cell(ar, trimmed);
335 return ar[0].nucleus();