3 * Purpose: Implementation of formula inset
4 * Author: Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
5 * Created: January 1996
6 * Description: Allows the edition of math paragraphs inside Lyx.
8 * Copyright: 1996-1998 Alejandro Aguilar Sierra
10 * Version: 0.4, Lyx project.
12 * You are free to use and modify this code under the terms of
13 * the GNU General Public Licence version 2 or later.
21 #pragma implementation "formula.h"
25 #include "commandtags.h"
26 #include "math_cursor.h"
27 #include "math_parser.h"
29 #include "minibuffer.h"
30 #include "BufferView.h"
33 #include "LaTeXFeatures.h"
35 #include "lyx_gui_misc.h"
36 #include "support/LOstream.h"
40 #include "support/lyxlib.h"
58 extern string mathed_label;
60 extern char const * latex_special_chars;
62 int greek_kb_flag = 0;
64 LyXFont * Math_Fonts = 0; // this is only used by Whichfont and mathed_init_fonts (Lgb)
66 static LyXFont::FONT_SIZE lfont_size = LyXFont::SIZE_NORMAL;
73 MathedCursor * InsetFormula::mathcursor = 0;
76 int MathedInset::df_asc;
77 int MathedInset::df_des;
78 int MathedInset::df_width;
82 void mathedValidate(LaTeXFeatures & features, MathParInset * par);
85 LyXFont WhichFont(short type, int size)
115 case LM_TC_SPECIAL: //f = Math_Fonts[0]; break;
125 f.setSize(lfont_size);
129 if (type == LM_TC_BSYM) {
139 case LM_ST_SCRIPTSCRIPT:
144 lyxerr << "Mathed Error: wrong font size: " << size << endl;
148 if (type != LM_TC_TEXTRM)
149 f.setColor(LColor::math);
154 void mathed_init_fonts() //removed 'static' because DEC cxx does not
156 // Probably because this func is declared as a friend in math_defs.h
160 Math_Fonts = new LyXFont[8]; //DEC cxx cannot initialize all fonts
162 for (int i = 0 ; i < 8 ; ++i) {
163 Math_Fonts[i] = LyXFont(LyXFont::ALL_SANE);
165 Math_Fonts[0].setShape(LyXFont::ITALIC_SHAPE);
167 Math_Fonts[1].setFamily(LyXFont::SYMBOL_FAMILY);
169 Math_Fonts[2].setFamily(LyXFont::SYMBOL_FAMILY);
170 Math_Fonts[2].setShape(LyXFont::ITALIC_SHAPE);
172 Math_Fonts[3].setSeries(LyXFont::BOLD_SERIES);
174 Math_Fonts[4].setFamily(LyXFont::SANS_FAMILY);
175 Math_Fonts[4].setShape(LyXFont::ITALIC_SHAPE);
177 Math_Fonts[5].setFamily(LyXFont::TYPEWRITER_FAMILY);
179 Math_Fonts[6].setFamily(LyXFont::ROMAN_FAMILY);
181 Math_Fonts[7].setFamily(LyXFont::SANS_FAMILY);
183 LyXFont f = WhichFont(LM_TC_VAR, LM_ST_TEXT);
184 MathedInset::df_asc = lyxfont::maxAscent(f);
185 MathedInset::df_des = lyxfont::maxDescent(f);
186 MathedInset::df_width = lyxfont::width('I', f);
190 LyXFont mathed_get_font(short type, int size)
192 LyXFont f = WhichFont(type, size);
193 if (type == LM_TC_TEX) {
194 f.setLatex(LyXFont::ON);
200 int mathed_string_width(short type, int size, byte const * s, int ls)
203 if (MathIsBinary(type))
204 for (int i = 0; i < ls; ++i) {
210 st = string(reinterpret_cast<char const *>(s), ls);
212 LyXFont const f = WhichFont(type, size);
213 return lyxfont::width(st, f);
216 int mathed_string_width(short type, int size, string const & str)
218 return mathed_string_width(type, size, reinterpret_cast<unsigned char const *>(str.c_str()), str.length());
222 int mathed_char_width(short type, int size, byte c)
224 int t = (MathIsBinary(type)) ? mathed_string_width(type, size, &c, 1) :
225 lyxfont::width(c, WhichFont(type, size));
230 int mathed_string_height(short type, int size, byte const * s,
231 int ls, int & asc, int & des)
233 LyXFont font = WhichFont(type, size);
235 for (int i = 0; i < ls; ++i) {
236 des = max(des, lyxfont::descent(s[i], font));
237 asc = max(asc, lyxfont::ascent(s[i], font));
243 int mathed_string_height(short type, int size, string const & str,
244 int & asc, int & des)
246 return mathed_string_height(type, size,
247 reinterpret_cast<unsigned char const *>(str.c_str()), str.length(),
252 int mathed_char_height(short type, int size, byte c, int & asc, int & des)
254 LyXFont font = WhichFont(type, size);
255 des = lyxfont::descent(c, font);
256 asc = lyxfont::ascent(c, font);
261 // In a near future maybe we use a better fonts renderer
262 void MathedInset::drawStr(Painter & pain, short type, int siz,
263 int x, int y, byte const * s, int ls)
266 if (MathIsBinary(type))
267 for (int i = 0; i < ls; ++i) {
273 st = string(reinterpret_cast<char const *>(s), ls);
275 LyXFont const mf = mathed_get_font(type, siz);
276 pain.text(x, y, st, mf);
280 InsetFormula::InsetFormula(bool display)
282 par = new MathParInset; // this leaks
287 par->SetType(LM_OT_PAR);
288 par->SetStyle(LM_ST_DISPLAY);
293 InsetFormula::InsetFormula(MathParInset * p)
295 if (is_matrix_type(p->GetType()))
296 lyxerr << "InsetFormula::InsetFormula: This shouldn't happen" << endl;
297 par = is_multiline(p->GetType()) ?
298 new MathMatrixInset(static_cast<MathMatrixInset*>(p)):
302 disp_flag = (par->GetType()>0);
307 InsetFormula::~InsetFormula()
313 Inset * InsetFormula::Clone(Buffer const &) const
315 InsetFormula * f = new InsetFormula(par);
321 void InsetFormula::Write(Buffer const * buf, ostream & os) const
324 Latex(buf, os, false, false);
328 int InsetFormula::Latex(Buffer const *, ostream & os, bool fragile, bool) const
331 //#warning Alejandro, the number of lines is not returned in this case
332 // This problem will disapear at 0.13.
333 mathed_write(par, os, &ret, fragile, label);
338 int InsetFormula::Ascii(Buffer const *, ostream & os, int) const
340 par->Write(os, false);
345 int InsetFormula::Linuxdoc(Buffer const * buf, ostream & os) const
347 return Ascii(buf, os, 0);
351 int InsetFormula::DocBook(Buffer const * buf, ostream & os) const
353 return Ascii(buf, os, 0);
357 // Check if uses AMS macros
358 void InsetFormula::Validate(LaTeXFeatures & features) const
360 if (is_ams(par->GetType()))
361 features.amsstyle = true;
363 // Validation is necessary only if not using AMS math.
364 // To be safe, we will always run mathedValidate.
365 //if (!features.amsstyle)
366 mathedValidate(features, par);
370 void InsetFormula::Read(Buffer const *, LyXLex & lex)
372 istream & is = lex.getStream();
374 mathed_parser_file(is, lex.GetLineNo());
376 // Silly hack to read labels.
378 mathed_label.erase();
380 mathed_parse(0, 0, &par);
382 disp_flag = (par->GetType() > 0);
384 // Update line number
385 lex.setLineNo(mathed_parser_lineno());
387 //if (mathed_label) {
388 if (!mathed_label.empty()) {
389 label = mathed_label;
391 mathed_label.erase();
394 // reading of end_inset in the inset!!!
397 if (lex.GetString() == "\\end_inset")
399 lyxerr << "InsetFormula::Read: Garbage before \\end_inset,"
400 " or missing \\end_inset!" << endl;
409 int InsetFormula::ascent(BufferView *, LyXFont const &) const
411 return par->Ascent() + ((disp_flag) ? 8 : 1);
415 int InsetFormula::descent(BufferView *, LyXFont const &) const
417 return par->Descent() + ((disp_flag) ? 8 : 1);
421 int InsetFormula::width(BufferView *, LyXFont const & f) const
423 lfont_size = f.size();
425 return par->Width(); //+2;
429 void InsetFormula::draw(BufferView * bv, LyXFont const & f,
430 int baseline, float & x, bool) const
432 Painter & pain = bv->painter();
433 // Seems commenting out solves a problem.
434 LyXFont font = mathed_get_font(LM_TC_TEXTRM, LM_ST_TEXT);
435 font.setSize(f.size());
436 lfont_size = font.size();
437 /// Let's try to wait a bit with this... (Lgb)
438 //UpdatableInset::draw(pain, font, baseline, x);
440 // otherwise a segfault could occur
441 // in some XDrawRectangles (i.e. matrix) (Matthias)
442 if (mathcursor && mathcursor->GetPar() == par) {
443 if (mathcursor->Selection()) {
447 mathcursor->SelGetArea(&xp, &yp, n);
448 pain.fillPolygon(xp, yp, n, LColor::selection);
450 mathcursor->draw(pain, int(x), baseline);
452 par->draw(pain, int(x), baseline);
454 x += float(width(bv, font));
456 if (is_numbered(par->GetType())) {
457 LyXFont wfont = WhichFont(LM_TC_BF, par->size);
458 wfont.setLatex(LyXFont::OFF);
460 if (is_singlely_numbered(par->GetType())) {
463 str = string("(") + label + ")";
466 pain.text(int(x + 20), baseline, str, wfont);
468 MathMatrixInset * mt =
469 static_cast<MathMatrixInset*>(par);
471 MathedRowSt const * crow = mt->getRowSt();
473 y = baseline + crow->getBaseline();
474 if (crow->isNumbered()) {
476 if (!crow->getLabel().empty())
477 str = string("(") + crow->getLabel() + ")";
480 pain.text(int(x + 20), y, str, wfont);
482 crow = crow->getNext();
486 cursor_visible = false;
490 string const InsetFormula::EditMessage() const
492 return _("Math editor mode");
496 void InsetFormula::Edit(BufferView * bv, int x, int y, unsigned int)
498 mathcursor = new MathedCursor(par);
499 if (!bv->lockInset(this))
500 lyxerr[Debug::MATHED] << "Cannot lock inset!!!" << endl;
502 bv->updateInset(this, false);
505 mathcursor->SetPos(x, y);
511 void InsetFormula::InsetUnlock(BufferView * bv)
514 if (mathcursor->InMacroMode()) {
515 mathcursor->MacroModeClose();
521 bv->updateInset(this, false);
525 // Now a symbol can be inserted only if the inset is locked
526 void InsetFormula::InsertSymbol(BufferView * bv, string const & s)
528 if (s.empty() || !mathcursor) return;
529 mathcursor->Interpret(s);
534 void InsetFormula::GetCursorPos(BufferView *, int & x, int & y) const
536 mathcursor->GetPos(x, y);
542 void InsetFormula::ToggleInsetCursor(BufferView * bv)
549 mathcursor->GetPos(x, y);
552 LyXFont font = WhichFont(LM_TC_TEXTRM, LM_ST_TEXT);
553 int asc = lyxfont::maxAscent(font);
554 int desc = lyxfont::maxDescent(font);
557 bv->hideLockedInsetCursor();
559 bv->showLockedInsetCursor(x, y, asc, desc);
560 cursor_visible = !cursor_visible;
564 void InsetFormula::ShowInsetCursor(BufferView * bv, bool)
566 if (!cursor_visible) {
570 mathcursor->GetPos(x, y);
573 LyXFont font = WhichFont(LM_TC_TEXTRM, LM_ST_TEXT);
574 int asc = lyxfont::maxAscent(font);
575 int desc = lyxfont::maxDescent(font);
576 bv->fitLockedInsetCursor(x, y, asc, desc);
578 ToggleInsetCursor(bv);
583 void InsetFormula::HideInsetCursor(BufferView * bv)
586 ToggleInsetCursor(bv);
590 void InsetFormula::ToggleInsetSelection(BufferView * bv)
598 //mathcursor->SelGetArea(n);
599 // XFillPolygon(fl_get_display(), pm, LyXGetSelectionGC(), p, n, Nonconvex, CoordModeOrigin);
603 bv->updateInset(this, false);
608 void InsetFormula::display(bool dspf)
610 if (dspf != disp_flag) {
612 par->SetType(LM_OT_PAR);
613 par->SetStyle(LM_ST_DISPLAY);
615 if (is_multiline(par->GetType())) {
616 MathParInset * p = new MathParInset(par);
620 mathcursor->SetPar(par);
622 par->SetType(LM_OT_MIN);
623 par->SetStyle(LM_ST_TEXT);
624 if (!label.empty()) {
633 vector<string> const InsetFormula::getLabelList() const
635 //#warning This is dirty, I know. Ill clean it at 0.11
636 // Correction, the only way to clean this is with a new kernel: 0.13.
638 vector<string> label_list;
640 if (is_multi_numbered(par->GetType())) {
641 MathMatrixInset * mt = static_cast<MathMatrixInset*>(par);
642 MathedRowSt const * crow = mt->getRowSt();
644 if (!crow->getLabel().empty())
645 label_list.push_back(crow->getLabel());
646 crow = crow->getNext();
648 } else if (!label.empty())
649 label_list.push_back(label);
655 void InsetFormula::UpdateLocal(BufferView * bv)
657 par->Metrics(); // To inform lyx kernel the exact size
658 // (there were problems with arrays).
659 bv->updateInset(this, true);
663 void InsetFormula::InsetButtonRelease(BufferView * bv,
664 int x, int y, int /*button*/)
670 mathcursor->SetPos(x, y);
675 bv->updateInset(this, false);
681 void InsetFormula::InsetButtonPress(BufferView * bv,
682 int x, int y, int /*button*/)
685 sel_x = x; sel_y = y;
686 if (mathcursor && mathcursor->Selection()) {
687 mathcursor->SelClear();
688 bv->updateInset(this, false);
693 void InsetFormula::InsetMotionNotify(BufferView * bv,
694 int x, int y, int /*button*/)
696 if (sel_x && sel_y && abs(x-sel_x) > 4 && !sel_flag) {
699 mathcursor->SetPos(sel_x + par->xo, sel_y + par->yo);
700 mathcursor->SelStart();
702 mathcursor->GetPos(sel_x, sel_y);
703 } else if (sel_flag) {
707 mathcursor->SetPos(x, y);
709 mathcursor->GetPos(x, y);
710 if (sel_x!= x || sel_y!= y)
711 bv->updateInset(this, false);
712 sel_x = x; sel_y = y;
717 void InsetFormula::InsetKeyPress(XKeyEvent *)
719 lyxerr[Debug::MATHED] << "Used InsetFormula::InsetKeyPress." << endl;
723 // Special Mathed functions
724 bool InsetFormula::SetNumber(bool numbf)
727 short type = par->GetType();
728 bool oldf = is_numbered(type);
729 if (numbf && !oldf) ++type;
730 if (!numbf && oldf) --type;
738 UpdatableInset::RESULT
739 InsetFormula::LocalDispatch(BufferView * bv,
740 int action, string const & arg)
742 // extern char *dispatch_result;
743 MathedTextCodes varcode = LM_TC_MIN;
744 bool was_macro = mathcursor->InMacroMode();
746 bool space_on = false;
747 bool was_selection = mathcursor->Selection();
748 RESULT result = DISPATCHED;
749 static MathSpaceInset * sp= 0;
753 if (mathcursor->getLastCode() == LM_TC_TEX) {
758 // --- Cursor Movements ---------------------------------------------
759 case LFUN_RIGHTSEL: sel = true;
762 result = DISPATCH_RESULT(mathcursor->Right(sel));
763 if (!sel && (result == DISPATCHED))
764 result = DISPATCHED_NOUPDATE;
767 case LFUN_LEFTSEL: sel = true;
770 result = DISPATCH_RESULT(mathcursor->Left(sel));
771 if (!sel && (result == DISPATCHED))
772 result = DISPATCHED_NOUPDATE;
775 case LFUN_UPSEL: sel = true;
777 result = DISPATCH_RESULT(mathcursor->Up(sel));
778 if (!sel && (result == DISPATCHED))
779 result = DISPATCHED_NOUPDATE;
782 case LFUN_DOWNSEL: sel = true;
784 result = DISPATCH_RESULT(mathcursor->Down(sel));
785 if (!sel && (result == DISPATCHED))
786 result = DISPATCHED_NOUPDATE;
790 result = DISPATCHED_NOUPDATE;
794 result = DISPATCHED_NOUPDATE;
796 case LFUN_DELETE_LINE_FORWARD:
797 bv->lockedInsetStoreUndo(Undo::DELETE);
798 mathcursor->DelLine();
803 bv->lockedInsetStoreUndo(Undo::INSERT);
804 byte c = arg.empty() ? 'e' : arg[0];
805 mathcursor->Insert(c, LM_TC_CR);
806 if (!label.empty()) {
807 mathcursor->setLabel(label);
810 par = mathcursor->GetPar();
815 bv->lockedInsetStoreUndo(Undo::INSERT);
816 mathcursor->Insert(0, LM_TC_TAB);
820 bv->lockedInsetStoreUndo(Undo::INSERT);
821 mathcursor->Insert('T', LM_TC_TAB);
825 if (!mathcursor->Left())
828 if (!mathcursor->InMacroMode() && mathcursor->pullArg()) {
829 bv->updateInset(this, true);
834 bv->lockedInsetStoreUndo(Undo::DELETE);
835 mathcursor->Delete();
836 bv->updateInset(this, true);
839 // sprintf(dispatch_buffer, "%d %d",);
840 // dispatch_result = dispatch_buffer;
848 istringstream ist(arg.c_str());
851 mathcursor->SetPos(x1 + x, y1 + y);
855 /* cursor selection ---------------------------- */
859 mathcursor->MacroModeClose();
860 bv->lockedInsetStoreUndo(Undo::INSERT);
861 mathcursor->SelPaste(); UpdateLocal(bv); break;
863 bv->lockedInsetStoreUndo(Undo::DELETE);
864 mathcursor->SelCut(); UpdateLocal(bv); break;
865 case LFUN_COPY: mathcursor->SelCopy(); break;
868 case LFUN_WORDRIGHTSEL:
869 case LFUN_WORDLEFTSEL:
872 // --- accented characters ------------------------------
874 case LFUN_UMLAUT: mathcursor->setAccent(LM_ddot); break;
875 case LFUN_CIRCUMFLEX: mathcursor->setAccent(LM_hat); break;
876 case LFUN_GRAVE: mathcursor->setAccent(LM_grave); break;
877 case LFUN_ACUTE: mathcursor->setAccent(LM_acute); break;
878 case LFUN_TILDE: mathcursor->setAccent(LM_tilde); break;
879 case LFUN_MACRON: mathcursor->setAccent(LM_bar); break;
880 case LFUN_DOT: mathcursor->setAccent(LM_dot); break;
881 case LFUN_CARON: mathcursor->setAccent(LM_check); break;
882 case LFUN_BREVE: mathcursor->setAccent(LM_breve); break;
883 case LFUN_VECTOR: mathcursor->setAccent(LM_vec); break;
888 if (!greek_kb_flag) {
890 bv->owner()->getMiniBuffer()->Set(_("Math greek mode on"));
897 case LFUN_GREEK_TOGGLE:
899 greek_kb_flag = (greek_kb_flag) ? 0 : 2;
901 bv->owner()->getMiniBuffer()->Set(_("Math greek keyboard on"));
903 bv->owner()->getMiniBuffer()->Set(_("Math greek keyboard off"));
908 case LFUN_BOLD: mathcursor->toggleLastCode(LM_TC_BF); break;
909 case LFUN_SANS: mathcursor->toggleLastCode(LM_TC_SF); break;
910 case LFUN_EMPH: mathcursor->toggleLastCode(LM_TC_CAL); break;
911 case LFUN_ROMAN: mathcursor->toggleLastCode(LM_TC_RM); break;
912 case LFUN_CODE: mathcursor->toggleLastCode(LM_TC_TT); break;
913 case LFUN_DEFAULT: mathcursor->setLastCode(LM_TC_VAR); break;
916 // varcode = LM_TC_TEX;
917 mathcursor->setLastCode(LM_TC_TEX);
918 bv->owner()->getMiniBuffer()->Set(_("TeX mode"));
922 case LFUN_MATH_NUMBER:
924 bv->lockedInsetStoreUndo(Undo::INSERT);
926 short type = par->GetType();
927 if (is_numbered(type)) {
929 if (!label.empty()) {
932 bv->owner()->getMiniBuffer()->Set(_("No number"));
935 bv->owner()->getMiniBuffer()->Set(_("Number"));
943 case LFUN_MATH_NONUMBER:
945 if (is_multi_numbered(par->GetType())) {
946 // MathMatrixInset *mt = (MathMatrixInset*)par;
948 // mt->SetNumbered(!mt->IsNumbered());
950 #warning This is a terrible hack! We should find a better solution.
951 while (mathcursor->getLabel() == MathedXIter::error_label) {
952 if (LocalDispatch(bv, LFUN_LEFT, string()) == FINISHED)
955 mathcursor->setNumbered();
961 case LFUN_MATH_LIMITS:
963 bv->lockedInsetStoreUndo(Undo::INSERT);
964 if (mathcursor->Limits())
970 latexkeys * l = in_word_set (arg);
971 int sz = (l) ? l->id: -1;
972 mathcursor->SetSize(sz);
977 case LFUN_INSERT_MATH:
979 bv->lockedInsetStoreUndo(Undo::INSERT);
980 InsertSymbol(bv, arg);
984 case LFUN_INSERT_MATRIX:
986 bv->lockedInsetStoreUndo(Undo::INSERT);
988 char s[80], arg2[80];
989 // This is just so that too long args won't ooze out of s.
990 strncpy(arg2, arg.c_str(), 80); arg2[79]= '\0';
991 k = sscanf(arg2, "%d %d %s", &m, &n, s);
1000 MathMatrixInset * p = new MathMatrixInset(m, n);
1001 if (mathcursor && p) {
1002 if (k > 2 && int(strlen(s)) > m)
1003 p->SetAlign(s[0], &s[1]);
1004 mathcursor->Insert(p, LM_TC_ACTIVE_INSET);
1010 case LFUN_MATH_DELIM:
1012 bv->lockedInsetStoreUndo(Undo::INSERT);
1013 char lf[40], rg[40], arg2[40];
1014 int ilf = '(', irg = '.';
1016 string vdelim("(){}[]./|");
1020 ::strncpy(arg2, arg.c_str(), 40); arg2[39]= '\0';
1021 int n = sscanf(arg2, "%s %s", lf, rg);
1022 lf[39] = '\0'; rg[39] = '\0';
1026 ilf = lyx::atoi(lf);
1029 l = in_word_set(lf, strlen(lf));
1030 // Long words will cause l == 0; so check.
1033 if (vdelim.find(lf[0]) != string::npos)
1038 irg = lyx::atoi(rg);
1041 l = in_word_set(rg, strlen(rg));
1044 if (vdelim.find(rg[0]) != string::npos)
1049 MathDelimInset * p = new MathDelimInset(ilf, irg);
1050 mathcursor->Insert(p, LM_TC_ACTIVE_INSET);
1055 case LFUN_PROTECTEDSPACE:
1057 bv->lockedInsetStoreUndo(Undo::INSERT);
1058 sp = new MathSpaceInset(1);
1059 mathcursor->Insert(sp);
1065 case LFUN_INSERT_LABEL:
1067 bv->lockedInsetStoreUndo(Undo::INSERT);
1068 if (par->GetType() < LM_OT_PAR)
1071 string old_label = is_multiline(par->GetType())
1072 ? mathcursor->getLabel() : label;
1074 #warning This is a terrible hack! We should find a better solution.
1075 /// This is needed becuase in some positions mathcursor->cursor->crow
1076 /// is equal to 0, and therefore the label cannot be inserted.
1077 /// So we move the cursor left until mathcursor->cursor->crow != 0.
1078 while (old_label == MathedXIter::error_label) {
1079 if (LocalDispatch(bv, LFUN_LEFT, string()) == FINISHED)
1081 old_label = mathcursor->getLabel();
1084 string new_label = arg;
1085 if (new_label.empty()) {
1086 string default_label = (lyxrc.label_init_length >= 0) ? "eq:" : "";
1087 pair<bool, string> res = old_label.empty()
1088 ? askForText(_("Enter new label to insert:"), default_label)
1089 : askForText(_("Enter label:"), old_label);
1092 new_label = frontStrip(strip(res.second));
1095 if (new_label == old_label)
1096 break; // Nothing to do
1098 if (!new_label.empty())
1101 if (!new_label.empty() && bv->ChangeRefsIfUnique(old_label, new_label))
1104 if (is_multi_numbered(par->GetType()))
1105 mathcursor->setLabel(new_label);
1106 // MathMatrixInset *mt = (MathMatrixInset*)par;
1107 // mt->SetLabel(new_label);
1114 case LFUN_MATH_DISPLAY:
1115 bv->lockedInsetStoreUndo(Undo::EDIT);
1116 display(!disp_flag);
1120 // Invalid actions under math mode
1121 case LFUN_MATH_MODE:
1123 if (mathcursor->getLastCode()!= LM_TC_TEXTRM) {
1124 bv->owner()->getMiniBuffer()->Set(_("math text mode"));
1125 varcode = LM_TC_TEXTRM;
1127 varcode = LM_TC_VAR;
1129 mathcursor->setLastCode(varcode);
1133 bv->owner()->getMiniBuffer()->Set(_("Invalid action in math mode!"));
1136 //------- dummy actions
1137 case LFUN_EXEC_COMMAND:
1138 bv->owner()->getMiniBuffer()->PrepareForCommand();
1142 if ((action == -1 || action == LFUN_SELFINSERT) && !arg.empty()) {
1143 unsigned char c = arg[0];
1144 bv->lockedInsetStoreUndo(Undo::INSERT);
1146 if (c == ' ' && mathcursor->getAccent() == LM_hat) {
1148 mathcursor->setAccent(0);
1150 if (c == 0) { // Dead key, do nothing
1151 //lyxerr << "deadkey" << endl;
1155 if (mathcursor->getLastCode() == LM_TC_TEX) {
1156 mathcursor->MacroModeOpen();
1157 mathcursor->clearLastCode();
1158 varcode = LM_TC_MIN;
1161 short f = (mathcursor->getLastCode()) ?
1162 mathcursor->getLastCode() :
1163 static_cast<MathedTextCodes>(mathcursor->GetFCode());
1164 varcode = MathIsAlphaFont(f) ?
1165 static_cast<MathedTextCodes>(f) :
1169 // lyxerr << "Varcode << vardoce;
1170 MathedTextCodes char_code = varcode;
1171 if (greek_kb_flag) {
1173 {'A', 'B', 'X', 0 , 'E', 0 , 0 , 'H', 'I', 0 ,
1174 'K', 0 , 'M', 'N', 'O', 0 , 0 , 'P', 0 , 'T',
1175 'Y', 0, 0, 0, 0 , 'Z' };
1176 if ('A' <= c && c <= 'Z' && greek[c - 'A']) {
1177 char_code = LM_TC_RM;
1180 char_code = LM_TC_SYMB;
1182 mathcursor->Insert(c, char_code);
1183 if (greek_kb_flag && char_code == LM_TC_RM )
1184 mathcursor->setLastCode(LM_TC_VAR);
1185 varcode = LM_TC_MIN;
1186 if (greek_kb_flag<2) greek_kb_flag = 0;
1188 if (strchr("!,:;{}", c) && (varcode == LM_TC_TEX||was_macro)) {
1189 mathcursor->Insert(c, LM_TC_TEX);
1191 mathcursor->Insert('}', LM_TC_TEX);
1194 mathcursor->clearLastCode();
1195 // varcode = LM_TC_MIN;
1197 if (c == '_' && varcode == LM_TC_TEX) {
1198 mathcursor->Insert(c, LM_TC_SPECIAL);
1199 mathcursor->clearLastCode();
1200 // varcode = LM_TC_MIN;
1202 if (('0'<= c && c<= '9') && (varcode == LM_TC_TEX||was_macro)) {
1203 mathcursor->MacroModeOpen();
1204 mathcursor->clearLastCode();
1205 mathcursor->Insert(c, LM_TC_MIN);
1208 if (('0'<= c && c<= '9') || strchr(";:!|[]().,?", c))
1209 mathcursor->Insert(c, LM_TC_CONST);
1211 if (strchr("+/-*<>=", c))
1212 mathcursor->Insert(c, LM_TC_BOP);
1214 if (strchr(latex_special_chars, c) && c!= '_')
1215 mathcursor->Insert(c, LM_TC_SPECIAL);
1217 if (c == '_' || c == '^') {
1221 mathcursor->Interpret (s);
1225 short f = (mathcursor->getLastCode()) ?
1226 mathcursor->getLastCode() :
1227 static_cast<MathedTextCodes>(mathcursor->GetFCode());
1228 varcode = MathIsAlphaFont(f) ?
1229 static_cast<MathedTextCodes>(f) :
1232 if (varcode == LM_TC_TEXTRM) {
1233 mathcursor->Insert(c, LM_TC_TEXTRM);
1236 mathcursor->MacroModeClose();
1239 int isp = (sp->GetSpace()<5) ? sp->GetSpace()+1: 0;
1243 if (!mathcursor->Pop() && mathcursor->IsEnd())
1247 if (c == '\'' || c == '@') {
1248 mathcursor->Insert (c, LM_TC_VAR);
1252 mathcursor->MacroModeClose();
1253 bv->owner()->getMiniBuffer()->Set(_("TeX mode"));
1254 mathcursor->setLastCode(LM_TC_TEX);
1257 } else if (action == LFUN_MATH_PANEL) {
1258 result = UNDISPATCHED;
1260 // lyxerr << "Closed by action " << action << endl;
1264 if (was_macro != mathcursor->InMacroMode()
1266 && action != LFUN_BACKSPACE)
1268 if (sp && !space_on) sp = 0;
1269 if (mathcursor->Selection() || was_selection)
1270 ToggleInsetSelection(bv);
1272 if ((result == DISPATCHED) || (result == DISPATCHED_NOUPDATE) ||
1273 (result == UNDISPATCHED))
1274 ShowInsetCursor(bv);
1276 bv->unlockInset(this);
1283 MathFuncInset::draw(Painter & pain, int x, int y)
1285 if (!name.empty() && name[0] > ' ') {
1286 LyXFont font = WhichFont(LM_TC_TEXTRM, size);
1287 font.setLatex(LyXFont::ON);
1288 x += (lyxfont::width('I', font) + 3) / 4;
1289 pain.text(x, y, name, font);
1294 void MathFuncInset::Metrics()
1296 //ln = (name) ? strlen(name): 0;
1297 LyXFont font = WhichFont(LM_TC_TEXTRM, size);
1298 font.setLatex(LyXFont::ON);
1304 width = lyxfont::width(name, font)
1305 + lyxfont::width('I', font) / 2;
1306 mathed_string_height(LM_TC_TEXTRM, size, name, ascent, descent);
1312 void mathedValidate(LaTeXFeatures & features, MathParInset * par)
1314 MathedIter it(par->GetData());
1316 while (it.OK() && !(features.binom && features.boldsymbol)) {
1318 if (it.IsActive()) {
1319 MathParInset * p = it.GetActiveInset();
1320 if (!features.binom && p->GetType() == LM_OT_MACRO &&
1321 p->GetName() == "binom") {
1322 features.binom = true;
1324 for (int i = 0; i <= p->getMaxArgumentIdx(); ++i) {
1325 p->setArgumentIdx(i);
1326 mathedValidate(features, p);
1330 MathedInset* p = it.GetInset();
1331 if (!features.boldsymbol &&
1332 p->GetName() == "boldsymbol") {
1333 features.boldsymbol = true;