/*
- * File: formula.h
+ * File: formula.C
* Purpose: Implementation of formula inset
* Author: Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
* Created: January 1996
#include <config.h>
-#ifdef HAVE_SSTREAM
-#include <sstream>
-using std::istringstream;
-#else
-#include <strstream>
-#endif
+#include "Lsstream.h"
#ifdef __GNUG__
#pragma implementation "formula.h"
#include "LyXView.h"
#include "Painter.h"
#include "font.h"
+#include "support/lyxlib.h"
using std::ostream;
using std::istream;
using std::pair;
using std::endl;
+using std::vector;
+using std::max;
-extern char * mathed_label;
+//extern char * mathed_label;
+extern string mathed_label;
extern char const * latex_special_chars;
-short greek_kb_flag = 0;
+int greek_kb_flag = 0;
LyXFont * Math_Fonts = 0; // this is only used by Whichfont and mathed_init_fonts (Lgb)
static LyXFont::FONT_SIZE lfont_size = LyXFont::SIZE_NORMAL;
-// local global
-static int sel_x, sel_y;
+// local global
+static int sel_x;
+static int sel_y;
static bool sel_flag;
+
MathedCursor * InsetFormula::mathcursor = 0;
int MathedInset::df_width;
-inline
-bool IsMacro(short token, int id)
-{
- return (token != LM_TK_FRAC && token != LM_TK_SQRT &&
- !((token == LM_TK_SYM || token == LM_TC_BSYM) && id < 255));
-}
-
-
static
void mathedValidate(LaTeXFeatures & features, MathParInset * par);
int mathed_string_width(short type, int size, byte const * s, int ls)
{
- LyXFont f = WhichFont(type, size);
-
- byte sx[80];
- if (MathIsBinary(type)) {
- byte * ps = &sx[0];
- for (int i = 0; i < ls && i < 75; ++i) {
- *(ps++) = ' ';
- *(ps++) = s[i];
- *(ps++) = ' ';
- }
- *(ps++) = '\0';
- ls *= 3;
- s = &sx[0];
- }
- return lyxfont::width(reinterpret_cast<char const *>(s), ls, f);
+ string st;
+ if (MathIsBinary(type))
+ for (int i = 0; i < ls; ++i) {
+ st += ' ';
+ st += s[i];
+ st += ' ';
+ }
+ else
+ st = string(reinterpret_cast<char const *>(s), ls);
+
+ LyXFont const f = WhichFont(type, size);
+ return lyxfont::width(st, f);
+}
+
+int mathed_string_width(short type, int size, string const & str)
+{
+ return mathed_string_width(type, size, reinterpret_cast<unsigned char const *>(str.c_str()), str.length());
}
LyXFont font = WhichFont(type, size);
asc = des = 0;
for (int i = 0; i < ls; ++i) {
- if (lyxfont::descent(s[i], font) > des)
- des = lyxfont::descent(s[i], font);
- if (lyxfont::ascent(s[i], font) > asc)
- asc = lyxfont::ascent(s[i], font);
+ des = max(des, lyxfont::descent(s[i], font));
+ asc = max(asc, lyxfont::ascent(s[i], font));
}
return asc + des;
}
+int mathed_string_height(short type, int size, string const & str,
+ int & asc, int & des)
+{
+ return mathed_string_height(type, size,
+ reinterpret_cast<unsigned char const *>(str.c_str()), str.length(),
+ asc, des);
+}
+
+
int mathed_char_height(short type, int size, byte c, int & asc, int & des)
{
LyXFont font = WhichFont(type, size);
- asc = des = 0;
des = lyxfont::descent(c, font);
asc = lyxfont::ascent(c, font);
return asc + des;
// In a near future maybe we use a better fonts renderer
-void MathedInset::drawStr(Painter & pain, short type, int size,
+void MathedInset::drawStr(Painter & pain, short type, int siz,
int x, int y, byte const * s, int ls)
{
string st;
- if (MathIsBinary(type)) {
+ if (MathIsBinary(type))
for (int i = 0; i < ls; ++i) {
- st += string(" ") + char(s[i]) + ' ';
+ st += ' ';
+ st += char(s[i]);
+ st += ' ';
}
- } else {
+ else
st = string(reinterpret_cast<char const *>(s), ls);
- }
- LyXFont mf = mathed_get_font(type, size);
+
+ LyXFont const mf = mathed_get_font(type, siz);
pain.text(x, y, st, mf);
}
}
-Inset * InsetFormula::Clone() const
+Inset * InsetFormula::Clone(Buffer const &) const
{
InsetFormula * f = new InsetFormula(par);
f->label = label;
}
-void InsetFormula::Write(ostream & os) const
+void InsetFormula::Write(Buffer const * buf, ostream & os) const
{
os << "Formula ";
- Latex(os, 0, 0);
+ Latex(buf, os, false, false);
}
-int InsetFormula::Latex(ostream & os, signed char fragile, bool) const
+int InsetFormula::Latex(Buffer const *, ostream & os, bool fragile, bool) const
{
int ret = 0;
//#warning Alejandro, the number of lines is not returned in this case
// This problem will disapear at 0.13.
- if (fragile < 0)
- par->Write(os);
- else
- mathed_write(par, os, &ret, fragile, label.c_str());
+ mathed_write(par, os, &ret, fragile, label);
return ret;
}
-int InsetFormula::Linuxdoc(ostream &) const
+int InsetFormula::Ascii(Buffer const *, ostream & os, int) const
{
+ par->Write(os, false);
return 0;
}
-int InsetFormula::DocBook(ostream&) const
+int InsetFormula::Linuxdoc(Buffer const * buf, ostream & os) const
{
- return 0;
+ return Ascii(buf, os, 0);
+}
+
+
+int InsetFormula::DocBook(Buffer const * buf, ostream & os) const
+{
+ return Ascii(buf, os, 0);
}
}
-void InsetFormula::Read(LyXLex & lex)
+void InsetFormula::Read(Buffer const *, LyXLex & lex)
{
istream & is = lex.getStream();
mathed_parser_file(is, lex.GetLineNo());
// Silly hack to read labels.
- mathed_label = 0;
+ //mathed_label = 0;
+ mathed_label.erase();
+
mathed_parse(0, 0, &par);
par->Metrics();
disp_flag = (par->GetType() > 0);
// Update line number
lex.setLineNo(mathed_parser_lineno());
- if (mathed_label) {
+ //if (mathed_label) {
+ if (!mathed_label.empty()) {
label = mathed_label;
- mathed_label = 0;
+ //mathed_label = 0;
+ mathed_label.erase();
+ }
+
+ // reading of end_inset in the inset!!!
+ while (lex.IsOK()) {
+ lex.nextToken();
+ if (lex.GetString() == "\\end_inset")
+ break;
+ lyxerr << "InsetFormula::Read: Garbage before \\end_inset,"
+ " or missing \\end_inset!" << endl;
}
#ifdef DEBUG
}
-int InsetFormula::ascent(Painter &, LyXFont const &) const
+int InsetFormula::ascent(BufferView *, LyXFont const &) const
{
return par->Ascent() + ((disp_flag) ? 8 : 1);
}
-int InsetFormula::descent(Painter &, LyXFont const &) const
+int InsetFormula::descent(BufferView *, LyXFont const &) const
{
return par->Descent() + ((disp_flag) ? 8 : 1);
}
-int InsetFormula::width(Painter &, LyXFont const & f) const
+int InsetFormula::width(BufferView *, LyXFont const & f) const
{
lfont_size = f.size();
par->Metrics();
}
-void InsetFormula::draw(Painter & pain, LyXFont const & f,
- int baseline, float & x) const
+void InsetFormula::draw(BufferView * bv, LyXFont const & f,
+ int baseline, float & x, bool) const
{
+ Painter & pain = bv->painter();
// Seems commenting out solves a problem.
LyXFont font = mathed_get_font(LM_TC_TEXTRM, LM_ST_TEXT);
font.setSize(f.size());
} else {
par->draw(pain, int(x), baseline);
}
- x += float(width(pain, font));
+ x += float(width(bv, font));
if (par->GetType() == LM_OT_PARN || par->GetType() == LM_OT_MPARN) {
- LyXFont font = WhichFont(LM_TC_BF, par->size);
- font.setLatex(LyXFont::OFF);
+ LyXFont wfont = WhichFont(LM_TC_BF, par->size);
+ wfont.setLatex(LyXFont::OFF);
if (par->GetType() == LM_OT_PARN) {
string str;
str = string("(") + label + ")";
else
str = string("(#)");
- pain.text(int(x + 20), baseline, str, font);
+ pain.text(int(x + 20), baseline, str, wfont);
} else if (par->GetType() == LM_OT_MPARN) {
MathMatrixInset * mt =
static_cast<MathMatrixInset*>(par);
y = baseline + crow->getBaseline();
if (crow->isNumbered()) {
string str;
- if (crow->getLabel())
+ if (!crow->getLabel().empty())
str = string("(") + crow->getLabel() + ")";
else
str = "(#)";
- pain.text(int(x + 20), y, str, font);
+ pain.text(int(x + 20), y, str, wfont);
}
crow = crow->getNext();
}
}
-char const * InsetFormula::EditMessage() const
+string const InsetFormula::EditMessage() const
{
return _("Math editor mode");
}
void InsetFormula::Edit(BufferView * bv, int x, int y, unsigned int)
{
mathcursor = new MathedCursor(par);
- bv->lockInset(this);
+ if (!bv->lockInset(this))
+ lyxerr[Debug::MATHED] << "Cannot lock inset!!!" << endl;
par->Metrics();
bv->updateInset(this, false);
x += par->xo;
// Now a symbol can be inserted only if the inset is locked
-void InsetFormula::InsertSymbol(BufferView * bv, char const * s)
+void InsetFormula::InsertSymbol(BufferView * bv, string const & s)
{
- if (!s || !mathcursor) return;
+ if (s.empty() || !mathcursor) return;
mathcursor->Interpret(s);
UpdateLocal(bv);
}
-void InsetFormula::GetCursorPos(int& x, int& y) const
+void InsetFormula::GetCursorPos(BufferView *, int & x, int & y) const
{
mathcursor->GetPos(x, y);
x -= par->xo;
y -= par->yo;
}
+
void InsetFormula::ToggleInsetCursor(BufferView * bv)
{
if (!mathcursor)
return;
- int x, y;
+ int x;
+ int y;
mathcursor->GetPos(x, y);
// x -= par->xo;
y -= par->yo;
}
-void InsetFormula::ShowInsetCursor(BufferView * bv)
+void InsetFormula::ShowInsetCursor(BufferView * bv, bool)
{
if (!cursor_visible) {
if (mathcursor) {
- int x, y;
+ int x;
+ int y;
mathcursor->GetPos(x, y);
// x -= par->xo;
y -= par->yo;
//int n;
//XPoint * p =
//mathcursor->SelGetArea(n);
-// XFillPolygon(fl_display, pm, LyXGetSelectionGC(), p, n, Nonconvex, CoordModeOrigin);
+// XFillPolygon(fl_get_display(), pm, LyXGetSelectionGC(), p, n, Nonconvex, CoordModeOrigin);
// x -= par->xo;
// y -= par->yo;
par->SetType(LM_OT_MIN);
par->SetStyle(LM_ST_TEXT);
if (!label.empty() && par->GetType() != LM_OT_MPARN) {
- label.clear();
+ label.erase();
}
}
disp_flag = dspf;
}
-int InsetFormula::GetNumberOfLabels() const
+vector<string> const InsetFormula::getLabelList() const
{
- // This is dirty, I know. I'll clean it at 0.13
- if (par->GetType() == LM_OT_MPARN) {
- MathMatrixInset * mt = static_cast<MathMatrixInset*>(par);
- int nl = 0;
- MathedRowSt const * crow = mt->getRowSt();
- while (crow) {
- if (crow->getLabel()) ++nl;
- crow = crow->getNext();
- }
- return nl;
- } else
- if (!label.empty())
- return 1;
- else
- return 0;
-}
+//#warning This is dirty, I know. Ill clean it at 0.11
+// Correction, the only way to clean this is with a new kernel: 0.13.
+ vector<string> label_list;
-string InsetFormula::getLabel(int il) const
-{
-//#warning This is dirty, I know. Ill clean it at 0.11
- // Correction, the only way to clean this is with a new kernel: 0.13.
if (par->GetType() == LM_OT_MPARN) {
- string lab;
MathMatrixInset * mt = static_cast<MathMatrixInset*>(par);
- int nl = 0;
MathedRowSt const * crow = mt->getRowSt();
while (crow) {
- if (crow->getLabel()) {
- if (nl == il) {
- lab = crow->getLabel();
- break;
- }
- ++nl;
- }
+ if (!crow->getLabel().empty())
+ label_list.push_back(crow->getLabel());
crow = crow->getNext();
}
- return lab;
- }
- return label;
+ } else if (!label.empty())
+ label_list.push_back(label);
+
+ return label_list;
}
mathcursor->SelStart();
ShowInsetCursor(bv);
mathcursor->GetPos(sel_x, sel_y);
- } else
- if (sel_flag) {
+ } else if (sel_flag) {
HideInsetCursor(bv);
x += par->xo;
y += par->yo;
case LFUN_RIGHT:
{
result = DISPATCH_RESULT(mathcursor->Right(sel));
+ if (!sel && (result == DISPATCHED))
+ result = DISPATCHED_NOUPDATE;
break;
}
case LFUN_LEFTSEL: sel = true;
case LFUN_LEFT:
{
result = DISPATCH_RESULT(mathcursor->Left(sel));
+ if (!sel && (result == DISPATCHED))
+ result = DISPATCHED_NOUPDATE;
break;
}
case LFUN_UPSEL: sel = true;
case LFUN_UP:
result = DISPATCH_RESULT(mathcursor->Up(sel));
+ if (!sel && (result == DISPATCHED))
+ result = DISPATCHED_NOUPDATE;
break;
case LFUN_DOWNSEL: sel = true;
case LFUN_DOWN:
result = DISPATCH_RESULT(mathcursor->Down(sel));
+ if (!sel && (result == DISPATCHED))
+ result = DISPATCHED_NOUPDATE;
break;
case LFUN_HOME:
mathcursor->Home();
+ result = DISPATCHED_NOUPDATE;
break;
case LFUN_END:
mathcursor->End();
+ result = DISPATCHED_NOUPDATE;
break;
case LFUN_DELETE_LINE_FORWARD:
- //current_view->lockedInsetStoreUndo(Undo::INSERT);
- bv->lockedInsetStoreUndo(Undo::DELETE);
+ bv->lockedInsetStoreUndo(Undo::DELETE);
mathcursor->DelLine();
UpdateLocal(bv);
break;
}
case LFUN_DELETE:
- //current_view->lockedInsetStoreUndo(Undo::INSERT);
- bv->lockedInsetStoreUndo(Undo::DELETE);
+ bv->lockedInsetStoreUndo(Undo::DELETE);
mathcursor->Delete();
bv->updateInset(this, true);
break;
// break;
case LFUN_SETXY:
{
- int x, y, x1, y1;
-#ifdef HAVE_SSTREAM
+ int x;
+ int y;
+ int x1;
+ int y1;
istringstream ist(arg.c_str());
-#else
- istrstream ist(arg.c_str());
-#endif
ist >> x >> y;
par->GetXY(x1, y1);
mathcursor->SetPos(x1 + x, y1 + y);
if (oldf) {
--type;
if (!label.empty()) {
- label.clear();
+ label.erase();
}
bv->owner()->getMiniBuffer()->Set(_("No number"));
} else {
case LFUN_MATH_SIZE:
if (!arg.empty()) {
- latexkeys * l = in_word_set (arg.c_str(), strlen(arg.c_str()));
+ latexkeys * l = in_word_set (arg);
int sz = (l) ? l->id: -1;
mathcursor->SetSize(sz);
UpdateLocal(bv);
case LFUN_INSERT_MATH:
{
bv->lockedInsetStoreUndo(Undo::INSERT);
- InsertSymbol(bv, arg.c_str());
+ InsertSymbol(bv, arg);
break;
}
if (arg.empty())
break;
- strncpy(arg2, arg.c_str(), 40); arg2[39]= '\0';
+ ::strncpy(arg2, arg.c_str(), 40); arg2[39]= '\0';
int n = sscanf(arg2, "%s %s", lf, rg);
lf[39] = '\0'; rg[39] = '\0';
if (n > 0) {
if (isdigit(lf[0]))
- ilf = atoi(lf);
+ ilf = lyx::atoi(lf);
else
if (lf[1]) {
l = in_word_set(lf, strlen(lf));
if (n > 1) {
if (isdigit(rg[0]))
- irg = atoi(rg);
+ irg = lyx::atoi(rg);
else
if (rg[1]) {
l = in_word_set(rg, strlen(rg));
string lb = arg;
if (lb.empty()) {
pair<bool, string>
- result = askForText(_("Enter new label to insert:"));
- if (result.first) {
- lb = result.second;
+ res = askForText(_("Enter new label to insert:"));
+ if (res.first) {
+ lb = res.second;
}
}
if (!lb.empty() && lb[0] > ' ') {
SetNumber(true);
if (par->GetType() == LM_OT_MPARN) {
- mathcursor->setLabel(lb.c_str());
+ mathcursor->setLabel(lb);
// MathMatrixInset *mt = (MathMatrixInset*)par;
// mt->SetLabel(lb);
} else {
}
UpdateLocal(bv);
} else
- label.clear();
+ label.erase();
break;
}
case LFUN_MATH_DISPLAY:
- //current_view->lockedInsetStoreUndo(Undo::INSERT);
- bv->lockedInsetStoreUndo(Undo::EDIT);
+ bv->lockedInsetStoreUndo(Undo::EDIT);
display(!disp_flag);
UpdateLocal(bv);
break;
//------- dummy actions
case LFUN_EXEC_COMMAND:
- bv->owner()->getMiniBuffer()->ExecCommand();
+ bv->owner()->getMiniBuffer()->PrepareForCommand();
break;
default:
}
// lyxerr << "Varcode << vardoce;
- mathcursor->Insert(c, (greek_kb_flag) ? LM_TC_SYMB: varcode);
+ MathedTextCodes char_code = varcode;
+ if (greek_kb_flag) {
+ char greek[26] =
+ {'A', 'B', 'X', 0 , 'E', 0 , 0 , 'H', 'I', 0 ,
+ 'K', 0 , 'M', 'N', 'O', 0 , 0 , 'P', 0 , 'T',
+ 'Y', 0, 0, 0, 0 , 'Z' };
+ if ('A' <= c && c <= 'Z' && greek[c - 'A']) {
+ char_code = LM_TC_RM;
+ c = greek[c - 'A'];
+ } else
+ char_code = LM_TC_SYMB;
+ }
+ mathcursor->Insert(c, char_code);
+ if (greek_kb_flag && char_code == LM_TC_RM )
+ mathcursor->setLastCode(LM_TC_VAR);
varcode = LM_TC_MIN;
if (greek_kb_flag<2) greek_kb_flag = 0;
} else
result = FINISHED;
}
} else
- if (c == '\'') {
+ if (c == '\'' || c == '@') {
mathcursor->Insert (c, LM_TC_VAR);
} else
if (c == '\\') {
if (mathcursor->Selection() || was_selection)
ToggleInsetSelection(bv);
- if (result == DISPATCHED)
+ if ((result == DISPATCHED) || (result == DISPATCHED_NOUPDATE))
ShowInsetCursor(bv);
else
bv->unlockInset(this);
void
MathFuncInset::draw(Painter & pain, int x, int y)
{
- if (name && name[0] > ' ') {
+ if (!name.empty() && name[0] > ' ') {
LyXFont font = WhichFont(LM_TC_TEXTRM, size);
font.setLatex(LyXFont::ON);
x += (lyxfont::width('I', font) + 3) / 4;
void MathFuncInset::Metrics()
{
- ln = (name) ? strlen(name): 0;
+ //ln = (name) ? strlen(name): 0;
LyXFont font = WhichFont(LM_TC_TEXTRM, size);
font.setLatex(LyXFont::ON);
- width = lyxfont::width(name, ln, font)
- + lyxfont::width('I', font) / 2;
- mathed_string_height(LM_TC_TEXTRM, size,
- reinterpret_cast<unsigned char const *>(name),
- strlen(name), ascent, descent);
+ if (name.empty()) {
+ width = df_width;
+ descent = df_des;
+ ascent = df_asc;
+ } else {
+ width = lyxfont::width(name, font)
+ + lyxfont::width('I', font) / 2;
+ mathed_string_height(LM_TC_TEXTRM, size, name, ascent, descent);
+ }
}
if(it.IsActive()) {
MathParInset * p = it.GetActiveInset();
if (!features.binom && p->GetType() == LM_OT_MACRO &&
- strcmp(p->GetName(), "binom") == 0) {
+ p->GetName() == "binom") {
features.binom = true;
} else {
for (int i = 0; i <= p->getMaxArgumentIdx(); ++i) {
}
} else {
MathedInset* p = it.GetInset();
- if (!features.boldsymbol && p->GetName() &&
- strcmp(p->GetName(), "boldsymbol") == 0) {
+ if (!features.boldsymbol &&
+ p->GetName() == "boldsymbol") {
features.boldsymbol = true;
}
}