/*
* File: math_cursor.C
* Purpose: Interaction for mathed
- * Author: Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
+ * Author: Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
* Created: January 1996
* Description: Math interaction for a WYSIWYG math editor.
*
* Dependencies: Xlib, XForms
*
- * Copyright: (c) 1996, Alejandro Aguilar Sierra
+ * Copyright: 1996, Alejandro Aguilar Sierra
*
* Version: 0.8beta, Mathed & Lyx project.
*
#ifdef __GNUG__
#pragma implementation
#endif
-
+
#include <config.h>
#include FORMS_H_LOCATION
#include "math_inset.h"
#include "math_parser.h"
#include "math_cursor.h"
#include "math_macro.h"
+#include "math_macroarg.h"
+#include "math_macrotable.h"
#include "math_root.h"
#include "support/lstrings.h"
#include "debug.h"
+#include "LColor.h"
+#include "Painter.h"
+#include "math_matrixinset.h"
+#include "math_rowst.h"
+#include "math_spaceinset.h"
+#include "math_funcinset.h"
+#include "math_bigopinset.h"
+#include "math_fracinset.h"
+#include "math_decorationinset.h"
+#include "math_dotsinset.h"
+#include "math_accentinset.h"
+#include "math_macrotemplate.h"
+#include "mathed/support.h"
-extern void mathed_set_font(short type, int style);
-extern GC canvasGC, mathGC, latexGC, cursorGC, mathFrameGC;
-static LyxArrayBase *selarray= 0;
-inline bool IsAlpha(char c)
-{
- return ('A' <= c && c<= 'Z' || 'a' <= c && c<= 'z');
-}
+using std::endl;
-// This was very smaller, I'll change it later
-inline bool IsMacro(short tok, int id)
-{
- return (tok != LM_TK_STACK && tok != LM_TK_FRAC && tok != LM_TK_SQRT
- && tok != LM_TK_WIDE
- && tok != LM_TK_SPACE && tok != LM_TK_DOTS
- && tok != LM_TK_FUNCLIM
- && tok != LM_TK_BIGSYM && tok != LM_TK_ACCENT &&
- !(tok == LM_TK_SYM && id < 255));
-}
+namespace {
-// Yes, mathed isn't using string yet.
-inline char *strnew(char const* s)
+MathedArray selarray;
+
+// This was very smaller, I'll change it later
+inline
+bool IsMacro(short tok, int id)
{
- char *s1 = new char[strlen(s)+1];
- strcpy(s1, s);
- return s1;
+ return tok != LM_TK_STACK &&
+ tok != LM_TK_FRAC &&
+ tok != LM_TK_SQRT &&
+ tok != LM_TK_WIDE &&
+ tok != LM_TK_SPACE &&
+ tok != LM_TK_DOTS &&
+ tok != LM_TK_FUNCLIM &&
+ tok != LM_TK_BIGSYM &&
+ tok != LM_TK_ACCENT &&
+ !(tok == LM_TK_SYM && id < 255);
}
+int const MAX_STACK_ITEMS = 32;
+
+struct MathStackXIter {
+public:
+ enum type {MATHSTK, SELSTK};
+private:
+ std::vector<MathedXIter> item;
+ int pos_;
+ type id_;
-#define MAX_STACK_ITEMS 32
-struct MathStackXIter {
-
- int i, imax;
- MathedXIter *item;
-
- MathStackXIter(int n= MAX_STACK_ITEMS): imax(n) {
- item = new MathedXIter[imax];
- i = 0;
- }
-
- MathStackXIter(MathStackXIter &stk);
-
- ~MathStackXIter() {
- delete[] item;
- }
-
- void push(MathedXIter** a) {
- *a = &item[i++];
- }
-
- MathedXIter* pop() {
- i--;
- return &item[i-1];
- }
-
- MathedXIter* Item(int idx) {
- return (idx+1 <= i) ? &item[i-idx-1]: (MathedXIter*)0;
- }
-
- void Reset() {
- i = 0;
- }
-
- int Full() {
- return (i>= MAX_STACK_ITEMS);
- }
-
- int Empty() {
- return (i<= 1);
- }
-
- int Level() { return i; }
-
-} mathstk, *selstk= 0;
-
-
-MathStackXIter::MathStackXIter(MathStackXIter &stk) {
- imax = stk.imax;
- item = new MathedXIter[imax];
- i = stk.i;
- for (int k= 0; k<i; k++) {
- item[k].SetData(stk.item[k].getPar());
- item[k].GoBegin();
- item[k].goPosAbs(stk.item[k].getPos());
- }
+public:
+
+ MathStackXIter(type id)
+ : item(MAX_STACK_ITEMS), pos_(-1), id_(id) {
+ }
+
+ MathedXIter * push() {
+ //dump();
+ ++pos_;
+ return &item[pos_];
+ }
+
+ MathedXIter * pop() {
+ //dump();
+ item[pos_] = MathedXIter();
+ --pos_;
+ return &item[pos_];
+ }
+
+ MathedXIter * Item(int idx) {
+ if (idx > pos_)
+ lyxerr << "Wrong index: " << idx << " pos_: " << pos_ << endl;
+ return &item[pos_ - idx];
+ }
+
+ void Reset() {
+ pos_ = -1;
+ }
+
+ bool Full() {
+ return pos_ >= MAX_STACK_ITEMS - 2;
+ }
+
+ bool empty() {
+ return pos_ <= 0;
+ }
+
+ MathParInset * outer() {
+ return empty() ? 0 : item[0].getPar();
+ }
+
+ int Level() {
+ return pos_;
+ }
+
+ MathParInset * parInset(int i) {
+ return pos_ < 0 ? 0 : item[i].getPar();
+ }
+
+
+ void dump() {
+ lyxerr << "\n------------- MathStack ------------\n";
+ for (int i = 0; i < pos_ + 3; ++i) {
+ lyxerr << "pos: " << i << " par: "
+ << item[i].getPar() << " data: '"
+ << *item[i].GetData() << "'" << endl;
+ }
+ lyxerr << "------------- MathStack ------------\n";
+ }
+
+};
+
+MathStackXIter mathstk = MathStackXIter(MathStackXIter::MATHSTK);
+MathStackXIter selstk = MathStackXIter(MathStackXIter::SELSTK);
+
+} // namespace anon
+
+
+extern MathedCursor * mathcursor;
+
+bool is_mathcursor_inside(MathParInset * p)
+{
+ //lyxerr << "called is_mathcursor_inside: " << p << endl;
+
+ if (!mathcursor) {
+ //lyxerr << " mathcursor not set" << endl;
+ return false;
+ }
+
+ for (int i = 0; i < mathstk.Level(); ++i) {
+ //lyxerr << " level: " << i << " " << mathstk.parInset(i) << endl;
+ if (mathstk.parInset(i) == p) {
+ //lyxerr << " found!" << endl;
+ return true;
+ }
+ }
+
+ //lyxerr << " cursor: " << mathcursor->cursor->getPar() << endl;
+ if (mathcursor->cursor->getPar() == p) {
+ //lyxerr << " found!" << endl;
+ return true;
+ }
+ //lyxerr << " not found" << endl;
+ return false;
}
+
/***---------------- Mathed Cursor ---------------------------***/
-
-MathedCursor::MathedCursor(MathParInset *p) // : par(p)
+
+
+MathedCursor::MathedCursor(MathParInset * p) // : par(p)
{
- accent = 0;
- anchor = 0;
- lastcode = LM_TC_MIN;
- SetPar(p);
-// selarray = 0;
- if (!MathMacroTable::built)
- MathMacroTable::mathMTable.builtinMacros();
+ accent = 0;
+ anchor = 0;
+ lastcode = LM_TC_MIN;
+ SetPar(p);
}
+void MathedCursor::SetPar(MathParInset * p)
+{
+ macro_mode = false;
+ selection = false; // not SelClear() ?
+ mathstk.Reset();
+ cursor = mathstk.push();
+ par = p;
+ SetCursorData(par);
+}
-void MathedCursor::SetPar(MathParInset *p)
+
+void MathedCursor::SetCursorData(MathParInset * p)
{
- win = 0;
- is_visible = False;
- macro_mode = false;
- selection = false; // not SelClear() ?
- mathstk.Reset();
- mathstk.push(&cursor);
- par = p;
- cursor->SetData(par);
+ //lyxerr << "SetCursorData: " << p << endl;
+ cursor->SetData(p);
}
-void MathedCursor::Draw(long unsigned pm, int x, int y)
+
+void MathedCursor::draw(Painter & pain, int x, int y)
{
-// lyxerr << "Cursor[" << x << " " << y << "] ";
- win = pm; // win = (mathedCanvas) ? mathedCanvas: pm;
- par->Metrics();
- int w = par->Width()+2, a = par->Ascent()+1, h = par->Height()+1;
- if (par->GetType()>LM_OT_PAR) { a += 4; h += 8; }
-
- if (!canvasGC) mathed_set_font(LM_TC_VAR, 1);
- // XFillRectangle(fl_display, pm, canvasGC, x, y-a, w, h);
- XDrawRectangle(fl_display, pm, mathFrameGC, x-1, y-a, w, h);
- XFlush(fl_display);
- MathParInset::pm = pm;
- par->Draw(x, y);
- cursor->Adjust();
+ // lyxerr << "Cursor[" << x << " " << y << "] ";
+ //lyxerr << "MathedCursor::draw: par: " << par << endl;
+
+ par->Metrics();
+ int w = par->Width() + 2;
+ int a = par->Ascent() + 1;
+ int h = par->Height() + 1;
+
+ if (par->GetType() > LM_OT_PAR) {
+ a += 4;
+ h += 8;
+ }
+
+ pain.rectangle(x - 1, y - a, w, h, LColor::green);
+
+ par->draw(pain, x, y);
+ cursor->Adjust();
}
-void MathedCursor::Redraw()
-{
+void MathedCursor::Redraw(Painter & pain)
+{
lyxerr[Debug::MATHED] << "Mathed: Redrawing!" << endl;
- par->Metrics();
- int w = par->Width(), h = par->Height();
- int x, y;
- par->GetXY(x, y);
- mathed_set_font(LM_TC_VAR, 1);
- XFillRectangle(fl_display, win, canvasGC, x, y-par->Ascent(), w, h);
- XFlush(fl_display);
- MathParInset::pm = win;
- par->Draw(x, y);
+ par->Metrics();
+ int w = par->Width();
+ int h = par->Height();
+ int x;
+ int y;
+ par->GetXY(x, y);
+ //mathed_set_font(LM_TC_VAR, 1);
+ pain.fillRectangle(x, y - par->Ascent(),
+ x + w, y - par->Ascent() + h, LColor::mathbg);
+
+ lyxerr << "MathedCursor::Redraw: par: " << par << endl;
+ par->draw(pain, x, y);
}
+
bool MathedCursor::Left(bool sel)
{
- if (macro_mode) {
- MacroModeBack();
- return true;
- }
- clearLastCode();
- if (sel && !selection) SelStart();
- if (!sel && selection) SelClear();
- bool result = cursor->Prev();
- if (!result && !mathstk.Empty()) {
- cursor = mathstk.pop();
- cursor->Adjust();
- result = true;
- if (selection) SelClear();
- } else
- if (result && cursor->IsActive()) {
- if (cursor->IsScript()) {
- cursor->Prev();
- if (!cursor->IsScript())
- cursor->Next();
- cursor->Adjust();
- return true;
+ //par->GetData().dump(cerr);
+ if (macro_mode) {
+ // was MacroModeBack()
+ if (!imacro->GetName().empty()) {
+ imacro->SetName(imacro->GetName()
+ .substr(0, imacro->GetName()
+ .length() - 1));
+ imacro->Metrics();
+ } else
+ MacroModeClose();
+ return true;
}
- if (!selection) {
- MathParInset *p = cursor->GetActiveInset();
- if (!p)
- return result;
-
- p->setArgumentIdx(p->getMaxArgumentIdx());
- mathstk.push(&cursor);
- cursor->SetData(p);
- cursor->GoLast();
+
+ clearLastCode();
+
+ if (sel && !selection)
+ SelStart();
+
+ if (!sel && selection)
+ SelClear();
+
+ bool result = cursor->Prev();
+
+ if (!result && !mathstk.empty()) {
+ cursor = mathstk.pop();
+ cursor->Adjust();
+ result = true;
+ if (selection)
+ SelClear();
+ } else if (result && cursor->IsActive()) {
+ if (cursor->IsScript()) {
+ cursor->Prev();
+ if (!cursor->IsScript())
+ cursor->Next();
+ cursor->Adjust();
+ return true;
+ }
+
+ if (!selection) {
+ MathParInset * p = cursor->GetActiveInset();
+ if (!p)
+ return result;
+
+ //lyxerr << "\nInset, max arg # " << p->getMaxArgumentIdx() << endl;
+ p->setArgumentIdx(p->getMaxArgumentIdx());
+ cursor = mathstk.push();
+ SetCursorData(p);
+ cursor->GoLast();
+ }
}
- }
- return result;
+ return result;
}
+
// Leave the inset
bool MathedCursor::Pop()
{
- if (!mathstk.Empty()) {
- cursor = mathstk.pop();
- cursor->Next();
- return true;
- }
- return false;
+ if (!mathstk.empty()) {
+ cursor = mathstk.pop();
+ cursor->Next();
+ return true;
+ }
+ return false;
}
-// Go to the inset
+
+// Go to the inset
bool MathedCursor::Push()
-{
- if (cursor->IsActive()) {
- MathParInset *p = cursor->GetActiveInset();
- if (!p) return false;
- mathstk.push(&cursor);
- cursor->SetData(p);
- return true;
- }
- return false;
-}
+{
+ if (cursor->IsActive()) {
+ MathParInset * p = cursor->GetActiveInset();
+ if (!p)
+ return false;
+ cursor = mathstk.push();
+ SetCursorData(p);
+ return true;
+ }
+ return false;
+}
+
bool MathedCursor::Right(bool sel)
-{
- if (macro_mode) {
- MacroModeClose();
- return true;
- }
- clearLastCode();
- if (sel && !selection) SelStart();
- if (!sel && selection) SelClear();
- bool result = false;
-
- if (cursor->IsActive()) {
- if (cursor->IsScript()) {
- cursor->Next();
- // A script may be followed by another script
- if (cursor->IsScript())
- cursor->Next();
- return true;
- }
- if (!selection) {
- MathParInset *p = cursor->GetActiveInset();
- if (!p) {
- lyxerr << "Math error: Inset expected." << endl;
- return cursor->Next();
- }
- p->setArgumentIdx(0);
- mathstk.push(&cursor);
- cursor->SetData(p);
- result = true;
- } else
- result = cursor->Next();
- } else {
- if (cursor->GetChar()!= LM_TC_CR)
- result = cursor->Next();
- if (!result && !mathstk.Empty()) {
- cursor = mathstk.pop();
- cursor->Next();
- cursor->Adjust();
- result = true;
- if (selection) SelClear();
- }
- }
- return result;
+{
+ if (macro_mode) {
+ MacroModeClose();
+ return true;
+ }
+
+ clearLastCode();
+
+ if (sel && !selection)
+ SelStart();
+
+ if (!sel && selection)
+ SelClear();
+
+ bool result = false;
+
+ if (cursor->IsActive()) {
+ if (cursor->IsScript()) {
+ cursor->Next();
+ // A script may be followed by another script
+ if (cursor->IsScript())
+ cursor->Next();
+ return true;
+ }
+
+ if (!selection) {
+ MathParInset * p = cursor->GetActiveInset();
+ if (!p) {
+ lyxerr << "Math error: Inset expected." << endl;
+ return cursor->Next();
+ }
+ p->setArgumentIdx(0);
+ cursor = mathstk.push();
+ SetCursorData(p);
+ result = true;
+ } else
+ result = cursor->Next();
+
+ } else {
+ if (cursor->GetChar() != LM_TC_CR)
+ result = cursor->Next();
+ if (!result && !mathstk.empty()) {
+ cursor = mathstk.pop();
+ cursor->Next();
+ cursor->Adjust();
+ result = true;
+ if (selection)
+ SelClear();
+ }
+ }
+ return result;
}
void MathedCursor::SetPos(int x, int y)
{
- int xp = 0;
-
- if (macro_mode) MacroModeClose();
- lastcode = LM_TC_MIN;
- mathstk.Reset();
- mathstk.push(&cursor);
- cursor->SetData(par);
- cursor->fitCoord(x, y);
- while (cursor->GetX()<x && cursor->OK()) {
- if (cursor->IsActive()) {
- MathParInset *p = cursor->GetActiveInset();
- if (p->Inside(x, y)) {
- p->SetFocus(x, y);
- mathstk.push(&cursor);
- cursor->SetData(p);
- cursor->fitCoord(x, y);
- continue;
- }
- }
- xp = cursor->GetX();
- cursor->ipush();
- if (!cursor->Next() && !Pop())
- break;
- }
- if (x-xp < cursor->GetX()-x) cursor->ipop();
- cursor->Adjust();
-}
-
+ int xp = 0;
+
+ if (macro_mode)
+ MacroModeClose();
+
+ lastcode = LM_TC_MIN;
+ mathstk.Reset();
+ cursor = mathstk.push();
+ SetCursorData(par);
+ cursor->fitCoord(x, y);
+
+ while (cursor->GetX() < x && cursor->OK()) {
+ if (cursor->IsActive()) {
+ MathParInset * p = cursor->GetActiveInset();
+ if (p->Inside(x, y)) {
+ p->SetFocus(x, y);
+ cursor = mathstk.push();
+ SetCursorData(p);
+ cursor->fitCoord(x, y);
+ continue;
+ }
+ }
+ xp = cursor->GetX();
+ cursor->ipush();
+ if (!cursor->Next() && !Pop())
+ break;
+ }
+ if (x - xp < cursor->GetX() - x)
+ cursor->ipop();
+ cursor->Adjust();
+}
+
void MathedCursor::Home()
{
- if (macro_mode) MacroModeClose();
- clearLastCode();
- mathstk.Reset();
- mathstk.push(&cursor);
- cursor->GoBegin();
+ if (macro_mode)
+ MacroModeClose();
+ clearLastCode();
+ mathstk.Reset();
+ cursor = mathstk.push();
+ cursor->GoBegin();
}
+
void MathedCursor::End()
{
- if (macro_mode) MacroModeClose();
- clearLastCode();
- mathstk.Reset();
- mathstk.push(&cursor);
- cursor->GoLast();
+ if (macro_mode)
+ MacroModeClose();
+ clearLastCode();
+ mathstk.Reset();
+ cursor = mathstk.push();
+ cursor->GoLast();
}
+
+MathMatrixInset create_multiline(short int type, int cols)
+{
+ int columns;
+ string align;
+ if (cols < 1)
+ cols = 1;
+
+ switch (type) {
+ case LM_OT_ALIGN:
+ case LM_OT_ALIGNN:
+ columns = 2*cols;
+ for (int i = 0; i < cols; ++i)
+ align += "Rl";
+ break;
+
+ case LM_OT_ALIGNAT:
+ case LM_OT_ALIGNATN:
+ columns = 2*cols;
+ for (int i = 0; i < cols; ++i)
+ align += "rl";
+ break;
+
+ case LM_OT_MULTLINE:
+ case LM_OT_MULTLINEN:
+ columns = 1;
+ align = "C";
+ break;
+
+ case LM_OT_MPAR:
+ case LM_OT_MPARN:
+ default:
+ columns = 3;
+ align = "rcl";
+ break;
+ }
+
+ MathMatrixInset mt(columns, -1);
+ mt.SetAlign(' ', align);
+ return mt;
+}
+
+
void MathedCursor::Insert(byte c, MathedTextCodes t)
-{
- if (selection) SelDel();
-
- if (t == LM_TC_MIN)
- t = lastcode;
-
- if (macro_mode && !(MathIsAlphaFont(t) || t == LM_TC_MIN))
- MacroModeClose();
-
- if (t == LM_TC_CR) {
- MathParInset *p= cursor->p;
- if (p == par && p->GetType()<LM_OT_MPAR && p->GetType()>LM_OT_MIN) {
- MathMatrixInset* mt = new MathMatrixInset(3, 0);
- mt->SetAlign(' ', "rcl");
- mt->SetStyle(LM_ST_DISPLAY);
- mt->SetType((p->GetType() == LM_OT_PARN) ? LM_OT_MPARN: LM_OT_MPAR);
- mt->SetData(p->GetData());
- p->SetData(0);//BUG duda
- delete p;
- par = mt;
- p = mt;
- p->Metrics();
- int pos = cursor->getPos();
- cursor->SetData(par);
- cursor->goPosAbs(pos);
- }
- if (p && p->Permit(LMPF_ALLOW_CR)) {
- cursor->addRow();
- }
- } else
- if (t == LM_TC_TAB) {
- MathParInset *p = cursor->p;
- if (p && p->Permit(LMPF_ALLOW_TAB)) {
- if (c) {
- cursor->Insert(c, t);
- cursor->checkTabs();
- } else
- cursor->goNextColumn();
- } else // Navigate between arguments
- if (p && p->GetType() == LM_OT_MACRO) {
- if (p->getArgumentIdx() < p->getMaxArgumentIdx()) {
- p->setArgumentIdx(p->getArgumentIdx()+1);
- cursor->SetData(p);
- return;
- }
- }
- } else {
- if (macro_mode) {
- if (MathIsAlphaFont(t) || t == LM_TC_MIN) {
- MacroModeInsert(c);
- return;
- }
- }
- if (accent) {
- doAccent(c, t);
- } else
- cursor->Insert(c, t);
- lastcode = t;
-
- return;
- }
- clearLastCode();
-}
-
-void MathedCursor::Insert(MathedInset* p, int t)
-{
- if (macro_mode) MacroModeClose();
- if (selection) {
- if (MathIsActive(t)) {
- SelCut();
- ((MathParInset*)p)->SetData(selarray);
- } else
- SelDel();
- }
-
- if (mathstk.i<MAX_STACK_ITEMS-1) {
-
- if (accent && !MathIsActive(t)) {
- doAccent(p);
- } else {
- cursor->Insert(p, t);
-
- if (MathIsActive(t)) {
- cursor->Prev();
- Push();
- }
- }
-
- } else
- lyxerr << "Math error: Full stack." << endl;
-}
-
-void MathedCursor::Delete()
-{
- if (macro_mode) return;
- if (selection) {
- SelDel();
- return;
- }
- if (cursor->Empty() && !mathstk.Empty()) {
- cursor = mathstk.pop();
- }
-// if (cursor->GetChar()!= LM_TC_TAB)
- cursor->Delete();
- cursor->checkTabs();
+{
+ if (selection)
+ SelDel();
+
+ if (t == LM_TC_MIN)
+ t = lastcode;
+
+ if (macro_mode && !(MathIsAlphaFont(t) || t == LM_TC_MIN))
+ MacroModeClose();
+
+ if (t == LM_TC_CR) {
+ MathParInset * p = cursor->getPar();
+ if (p == par && p->GetType() < LM_OT_MPAR && p->GetType() > LM_OT_MIN) {
+ short int type = LM_OT_MPAR;
+ int cols = 1;
+ if (c >= '1' && c <= '9') {
+ type = LM_OT_ALIGN;
+ cols = c - '1' + 1;
+ } else if (c >= 'A' && c <= 'I') {
+ type = LM_OT_ALIGNAT;
+ cols = c - 'A' + 1;
+ } else if (c == 'm')
+ type = LM_OT_MULTLINE;
+ else if (c == 'e')
+ type = LM_OT_MPAR;
+
+ if (p->GetType() == LM_OT_PARN)
+ ++type;
+ MathMatrixInset * mt =
+ new MathMatrixInset(create_multiline(type, cols));
+ mt->SetStyle(LM_ST_DISPLAY);
+ mt->SetType(type);
+ mt->setData(p->GetData());
+ delete p;
+ par = mt;
+ p = mt;
+ p->Metrics();
+ int pos = cursor->getPos();
+ SetCursorData(par);
+ cursor->goPosAbs(pos);
+ }
+ if (p && p->Permit(LMPF_ALLOW_CR)) {
+ cursor->addRow();
+ }
+ } else if (t == LM_TC_TAB) {
+ MathParInset * p = cursor->getPar();
+ if (p && p->Permit(LMPF_ALLOW_TAB)) {
+ if (c) {
+ cursor->insert(c, t);
+ cursor->checkTabs();
+ } else
+ cursor->goNextColumn();
+ } else {
+ // Navigate between arguments
+ if (p && p->GetType() == LM_OT_MACRO) {
+ if (p->getArgumentIdx() < p->getMaxArgumentIdx()) {
+ p->setArgumentIdx(p->getArgumentIdx() + 1);
+ SetCursorData(p);
+ return;
+ }
+ }
+ }
+ } else {
+ if (macro_mode) {
+ if (MathIsAlphaFont(t) || t == LM_TC_MIN) {
+ // was MacroModeInsert(c);
+ imacro->SetName(imacro->GetName() + static_cast<char>(c));
+ return;
+ }
+ }
+
+ if (accent)
+ doAccent(c, t);
+ else
+ cursor->insert(c, t);
+
+ lastcode = t;
+ return;
+ }
+ clearLastCode();
+}
+
+
+void MathedCursor::insertInset(MathedInset * p, int t)
+{
+ if (macro_mode)
+ MacroModeClose();
+
+ if (selection) {
+ if (MathIsActive(t)) {
+ SelCut();
+ static_cast<MathParInset*>(p)->setData(selarray);
+ } else
+ SelDel();
+ }
+
+ if (!mathstk.Full()) {
+ if (accent && !MathIsActive(t)) {
+ doAccent(p);
+ } else {
+ cursor->insertInset(p, t);
+ if (MathIsActive(t)) {
+ cursor->Prev();
+ Push();
+ }
+ }
+ } else
+ lyxerr << "Math error: Full stack." << endl;
+}
+
+
+void MathedCursor::Delete()
+{
+ if (macro_mode)
+ return;
+
+ if (selection) {
+ SelDel();
+ return;
+ }
+
+ if (cursor->Empty() && !mathstk.empty())
+ cursor = mathstk.pop();
+
+ // if (cursor->GetChar() != LM_TC_TAB)
+ cursor->Delete();
+ cursor->checkTabs();
}
+
void MathedCursor::DelLine()
-{
- if (macro_mode) MacroModeClose();
- if (selection) {
- SelDel();
- return;
- }
- MathParInset *p= cursor->p;
- if (p && (p->GetType()<= LM_OT_MATRIX && p->GetType()>= LM_OT_MPAR)) {
- cursor->delRow();
- }
+{
+ if (macro_mode)
+ MacroModeClose();
+
+ if (selection) {
+ SelDel();
+ return;
+ }
+
+ MathParInset * p = cursor->getPar();
+
+ if (p && p->GetType() <= LM_OT_MATRIX && p->GetType() >= LM_OT_MPAR)
+ cursor->delRow();
}
bool MathedCursor::Up(bool sel)
{
- bool result = false;
-
- if (macro_mode) MacroModeClose();
-
- if (sel && !selection) SelStart();
- if (!sel && selection) SelClear();
-
- MathParInset *p;
-
- if (cursor->IsScript()) {
- char cd = cursor->GetChar();
- if (MathIsUp(cd)) {
- Push();
- return true;
- } else {
- // A subscript may be followed by a superscript
- cursor->ipush();
- cursor->Next();
- if (MathIsUp(cursor->GetChar())) {
- Push();
- return true;
- } else // return to the previous state
- cursor->ipop();
- }
- }
-
- result = cursor->Up();
- if (!result && cursor->p) {
- p = cursor->p;
-
- if (p->GetType() == LM_OT_SCRIPT) {
- MathedXIter *cx = mathstk.Item(1);
- bool is_down = (cx->GetChar() == LM_TC_DOWN);
- cursor = mathstk.pop();
- cursor->Next();
- result = (is_down) ? true: Up();
- } else {
- result = (p->getArgumentIdx() > 0);
- if (result) {
- p->setArgumentIdx(p->getArgumentIdx()-1);
- cursor->SetData(p);
- }
+ bool result = false;
+
+ if (macro_mode)
+ MacroModeClose();
+
+ if (sel && !selection)
+ SelStart();
+
+ if (!sel && selection)
+ SelClear();
+
+ if (cursor->IsScript()) {
+ char cd = cursor->GetChar();
+ if (MathIsUp(cd)) {
+ Push();
+ return true;
+ }
+
+ // A subscript may be followed by a superscript
+ cursor->ipush();
+ cursor->Next();
+ if (MathIsUp(cursor->GetChar())) {
+ Push();
+ return true;
+ }
+
+ // return to the previous state
+ cursor->ipop();
}
- if (!result && !mathstk.Empty()) {
- cursor = mathstk.pop();
- return Up();
- }
- }
- return result;
+
+ result = cursor->Up();
+ if (!result && cursor->getPar()) {
+ MathParInset * p = cursor->getPar();
+
+ if (p->GetType() == LM_OT_SCRIPT) {
+ MathedXIter * cx = mathstk.Item(1);
+ bool is_down = (cx->GetChar() == LM_TC_DOWN);
+ cursor = mathstk.pop();
+ cursor->Next();
+ result = is_down ? true : Up();
+ } else {
+ result = p->getArgumentIdx() > 0;
+ if (result) {
+ p->setArgumentIdx(p->getArgumentIdx() - 1);
+ SetCursorData(p);
+ }
+ }
+
+ if (!result && !mathstk.empty()) {
+ cursor = mathstk.pop();
+ return Up();
+ }
+ }
+ return result;
}
bool MathedCursor::Down(bool sel)
{
- bool result = false;
-
- if (macro_mode) MacroModeClose();
-
- if (sel && !selection) SelStart();
- if (!sel && selection) SelClear();
-// if (selection) SelClear();
-
- MathParInset *p;
-
- if (cursor->IsScript()) {
- char cd = cursor->GetChar();
- if (MathIsDown(cd)) {
- Push();
- return true;
- } else {
- // A superscript may be followed by a subscript
- cursor->ipush();
- cursor->Next();
- if (MathIsDown(cursor->GetChar())) {
- Push();
- return true;
- } else
- cursor->ipop();
- }
- }
-
- result = cursor->Down();
- if (!result && cursor->p) {
- p= cursor->p;
- if (p->GetType() == LM_OT_SCRIPT) {
- MathedXIter *cx = mathstk.Item(1);
- bool is_up = (cx->GetChar() == LM_TC_UP);
- cursor = mathstk.pop();
- cursor->Next();
- result = (is_up) ? true: Down();
- } else {
- result = (p->getArgumentIdx() < p->getMaxArgumentIdx());
- if (result) {
- p->setArgumentIdx(p->getArgumentIdx()+1);
- cursor->SetData(p);
- }
+ bool result = false;
+
+ if (macro_mode)
+ MacroModeClose();
+
+ if (sel && !selection)
+ SelStart();
+
+ if (!sel && selection)
+ SelClear();
+
+ if (cursor->IsScript()) {
+ char cd = cursor->GetChar();
+ if (MathIsDown(cd)) {
+ Push();
+ return true;
+ }
+ // A superscript may be followed by a subscript
+ cursor->ipush();
+ cursor->Next();
+ if (MathIsDown(cursor->GetChar())) {
+ Push();
+ return true;
+ }
+
+ // return to the previous state
+ cursor->ipop();
+ }
+
+ result = cursor->Down();
+ if (!result && cursor->getPar()) {
+ MathParInset * p= cursor->getPar();
+ if (p->GetType() == LM_OT_SCRIPT) {
+ MathedXIter * cx = mathstk.Item(1);
+ bool is_up = (cx->GetChar() == LM_TC_UP);
+ cursor = mathstk.pop();
+ cursor->Next();
+ result = is_up ? true : Down();
+ } else {
+ result = p->getArgumentIdx() < p->getMaxArgumentIdx();
+ if (result) {
+ p->setArgumentIdx(p->getArgumentIdx() + 1);
+ SetCursorData(p);
+ }
+ }
+ if (!result && !mathstk.empty()) {
+ cursor = mathstk.pop();
+ return Down(sel);
+ }
}
- if (!result && !mathstk.Empty()) {
- cursor = mathstk.pop();
- return Down(sel);
- }
- }
- return result;
+ return result;
}
+
bool MathedCursor::Limits()
{
- if (cursor->IsInset()) {
- MathedInset *p = cursor->GetInset();
- bool ol = p->GetLimits();
- p->SetLimits(!ol);
- return (ol!= p->GetLimits());
- }
- return false;
+ if (cursor->IsInset()) {
+ MathedInset * p = cursor->GetInset();
+ bool ol = p->GetLimits();
+ p->SetLimits(!ol);
+ return (ol!= p->GetLimits());
+ }
+ return false;
}
+
void MathedCursor::SetSize(short size)
{
- MathParInset *p = cursor->p;
- p->UserSetSize(size);
- cursor->SetData(p);
+ MathParInset * p = cursor->getPar();
+ p->UserSetSize(size);
+ SetCursorData(p);
}
-void MathedCursor::setLabel(char const* label)
-{ // ugly hack and possible bug
- if (!cursor->setLabel(strnew(label)))
- lyxerr << "MathErr: Bad place to set labels." << endl;
+void MathedCursor::setLabel(string const & label)
+{
+ // ugly hack and possible bug
+ if (!cursor->setLabel(label))
+ lyxerr << "MathErr: Bad place to set labels." << endl;
}
void MathedCursor::setNumbered()
-{ // another ugly hack
- MathedRowSt *crow = cursor->crow;
- if (!crow) return;
- crow->setNumbered(!crow->isNumbered());
-}
-
-
-void MathedCursor::Interpret(char const *s)
-{
- MathedInset *p = 0;
- latexkeys *l = 0;
- MathedTextCodes tcode = LM_TC_INSET;
-
- if (s[0] == '^' || s[0] == '_') {
- char c = cursor->GetChar();
- if (MathIsUp(c) && s[0] == '^' || MathIsDown(c) && s[0] == '_') {
- Push();
- return;
- } else // A script may be followed by a script
- if (MathIsUp(c) || MathIsDown(c)) {
- cursor->ipush();
- cursor->Next();
- c = cursor->GetChar();
- if (MathIsUp(c) && s[0] == '^' || MathIsDown(c) && s[0] == '_') {
- Push();
+{
+ // another ugly hack
+ MathedRowContainer::iterator crow = cursor->currentRow();
+ if (crow)
+ crow->setNumbered(!crow->isNumbered());
+}
+
+
+void MathedCursor::Interpret(string const & s)
+{
+ MathedInset * p = 0;
+ latexkeys const * l = 0;
+ MathedTextCodes tcode = LM_TC_INSET;
+
+ if (s[0] == '^' || s[0] == '_') {
+ char c = cursor->GetChar();
+ if (MathIsUp(c) && s[0] == '^' || MathIsDown(c) && s[0] == '_') {
+ Push();
+ return;
+ } else
+
+ // A script may be followed by a script
+ if (MathIsUp(c) || MathIsDown(c)) {
+ cursor->ipush();
+ cursor->Next();
+ c = cursor->GetChar();
+ if (MathIsUp(c) && s[0] == '^' || MathIsDown(c) && s[0] == '_') {
+ Push();
+ return;
+ } else
+ cursor->ipop();
+ }
+ p = new MathParInset(LM_ST_SCRIPT, "", LM_OT_SCRIPT);
+ insertInset(p, (s[0] == '_') ? LM_TC_DOWN: LM_TC_UP);
return;
- } else
- cursor->ipop();
- }
- p = new MathParInset(LM_ST_SCRIPT, "", LM_OT_SCRIPT);
- Insert (p, (s[0] == '_') ? LM_TC_DOWN: LM_TC_UP);
- return;
- } else
- if (s[0] == '!' || s[0] == ',' || s[0] == ':' || s[0] == ';') {
- int sp = ((s[0] == ',') ? 1:((s[0] == ':') ? 2:((s[0] == ';') ? 3: 0)));
- p = new MathSpaceInset(sp);
- Insert(p);
- return;
- } else
- l = in_word_set (s, strlen(s));
-
- if (!l) {
- p = MathMacroTable::mathMTable.getMacro(s);
- if (!p) {
- lyxerr[Debug::MATHED] << "Macro2 " << s << ' ' << tcode << endl;
- if (strcmp("root", s) == 0) {
- p = new MathRootInset();
- tcode = LM_TC_ACTIVE_INSET;
- } else
- p = new MathFuncInset(s, LM_OT_UNDEF);
+ } else
+ if (s[0] == '!' || s[0] == ',' || s[0] == ':' || s[0] == ';') {
+ int sp = ((s[0] == ',') ? 1:((s[0] == ':') ? 2:((s[0] == ';') ? 3: 0)));
+ p = new MathSpaceInset(sp);
+ insertInset(p, LM_TC_INSET);
+ return;
+ } else
+ l = in_word_set(s);
+
+ if (!l) {
+ p = new MathMacro(MathMacroTable::provideTemplate(s));
+ if (!p) {
+ lyxerr[Debug::MATHED] << "Macro2 " << s << ' ' << tcode << endl;
+ if (s == "root") {
+ p = new MathRootInset;
+ tcode = LM_TC_ACTIVE_INSET;
+ } else
+ p = new MathFuncInset(s, LM_OT_UNDEF);
+ } else {
+ tcode = static_cast<MathMacro*>(p)->getTCode();
+ lyxerr[Debug::MATHED] << "Macro2 " << s << ' ' << tcode << endl;
+ }
} else {
- tcode = ((MathMacro*)p)->getTCode();
- lyxerr << "Macro2 " << s << ' ' << tcode << " " ;
- }
- } else {
- MathedInsetTypes fractype = LM_OT_FRAC;
- switch (l->token) {
- case LM_TK_BIGSYM:
- {
- p = new MathBigopInset(l->name, l->id);
- break;
- }
- case LM_TK_SYM:
- {
- if (l->id<255) {
- Insert((byte)l->id, MathIsBOPS(l->id) ?
- LM_TC_BOPS: LM_TC_SYMB);
- } else {
- p = new MathFuncInset(l->name);
- }
- break;
- }
- case LM_TK_STACK:
- fractype = LM_OT_STACKREL;
- lyxerr[Debug::MATHED] << " i:stackrel " << endl;
- case LM_TK_FRAC:
- {
- p = new MathFracInset(fractype);
- tcode = LM_TC_ACTIVE_INSET;
- break;
- }
- case LM_TK_SQRT:
- {
- p = new MathSqrtInset;
- tcode = LM_TC_ACTIVE_INSET;
- break;
- }
- case LM_TK_WIDE:
- {
- p = new MathDecorationInset(l->id);
- tcode = LM_TC_ACTIVE_INSET;
- break;
- }
- case LM_TK_FUNCLIM:
- {
- p = new MathFuncInset(l->name, LM_OT_FUNCLIM);
- break;
- }
- case LM_TK_SPACE:
- {
- p = new MathSpaceInset(l->id);
- break;
- }
- case LM_TK_DOTS:
- {
- p = new MathDotsInset(l->name, l->id);
- break;
- }
- case LM_TK_ACCENT:
- setAccent(l->id);
- break;
- case LM_TK_MACRO:
- p = MathMacroTable::mathMTable.getMacro(s);
- tcode = ((MathMacro*)p)->getTCode();
- lyxerr[Debug::MATHED] << "Macro " << s << ' ' << tcode << endl;
- break;
- default:
- {
- p = new MathFuncInset(l->name);
- break;
- }
- }
- }
- if (p) {
- Insert(p, tcode);
- par->Metrics();
- }
+ MathedInsetTypes fractype = LM_OT_FRAC;
+ switch (l->token) {
+ case LM_TK_BIGSYM:
+ p = new MathBigopInset(l->name, l->id);
+ break;
+
+ case LM_TK_SYM:
+ if (l->id<255) {
+ Insert(static_cast<byte>(l->id), MathIsBOPS(l->id) ?
+ LM_TC_BOPS: LM_TC_SYMB);
+ } else {
+ p = new MathFuncInset(l->name);
+ }
+ break;
+
+ case LM_TK_STACK:
+ fractype = LM_OT_STACKREL;
+ lyxerr[Debug::MATHED] << " i:stackrel " << endl;
+
+ case LM_TK_FRAC:
+ p = new MathFracInset(fractype);
+ tcode = LM_TC_ACTIVE_INSET;
+ break;
+
+ case LM_TK_SQRT:
+ p = new MathSqrtInset;
+ tcode = LM_TC_ACTIVE_INSET;
+ break;
+
+ case LM_TK_WIDE:
+ p = new MathDecorationInset(l->id);
+ tcode = LM_TC_ACTIVE_INSET;
+ break;
+
+ case LM_TK_FUNCLIM:
+ p = new MathFuncInset(l->name, LM_OT_FUNCLIM);
+ break;
+
+ case LM_TK_SPACE:
+ p = new MathSpaceInset(l->id);
+ break;
+
+ case LM_TK_DOTS:
+ p = new MathDotsInset(l->name, l->id);
+ break;
+
+ case LM_TK_ACCENT:
+ setAccent(l->id);
+ break;
+
+ case LM_TK_MACRO:
+ p = new MathMacro(MathMacroTable::provideTemplate(s));
+ tcode = static_cast<MathMacro*>(p)->getTCode();
+ lyxerr[Debug::MATHED] << "Macro " << s << ' ' << tcode << endl;
+ break;
+
+ default:
+ p = new MathFuncInset(l->name);
+ break;
+ }
+ }
+
+ if (p) {
+ insertInset(p, tcode);
+ par->Metrics();
+ }
}
bool MathedCursor::pullArg()
-{
- if (cursor->IsActive()) {
- MathParInset *p = cursor->GetActiveInset();
- if (!p) {
- return false;
- }
- LyxArrayBase *a = p->GetData();
- p->SetData(0);
- Delete();
- if (a) {
- cursor->Merge(a);
- cursor->Adjust();
+{
+ if (cursor->IsActive()) {
+ MathParInset * p = cursor->GetActiveInset();
+ if (!p)
+ return false;
+
+ MathedArray a = p->GetData();
+ p->clear();
+ Delete();
+ if (!a.empty()) {
+ cursor->Merge(a);
+ cursor->Adjust();
+ }
+
+ return true;
}
-
- return true;
- }
- return false;
-}
-
+ return false;
+}
+
void MathedCursor::MacroModeOpen()
{
- if (!macro_mode) {
- macroln = 0;
- macrobf[0] = '\0';
- imacro = new MathFuncInset(¯obf[0]);
- Insert (imacro);
- macro_mode = true;
- } else
- lyxerr << "Mathed Warning: Already in macro mode" << endl;
+ if (!macro_mode) {
+ imacro = new MathFuncInset("");
+ insertInset(imacro, LM_TC_INSET);
+ macro_mode = true;
+ } else
+ lyxerr << "Mathed Warning: Already in macro mode" << endl;
}
+
void MathedCursor::MacroModeClose()
{
- if (macro_mode) {
- macro_mode = false;
- latexkeys *l = in_word_set(macrobf, macroln);
- if (macroln>0 && (!l || (l && IsMacro(l->token, l->id))) &&
- !MathMacroTable::mathMTable.getMacro(macrobf)) {
- if (!l) {
- imacro->SetName(strnew(macrobf));
- // This guarantees that the string will be removed by destructor
- imacro->SetType(LM_OT_UNDEF);
- } else
- imacro->SetName(l->name);
- } else {
- Left();
- imacro->SetName(0);
- if (cursor->GetInset()->GetType() == LM_OT_ACCENT) {
- setAccent(((MathAccentInset*)cursor->GetInset())->getAccentCode());
- }
- cursor->Delete();
- if (l || MathMacroTable::mathMTable.getMacro(macrobf)) {
- Interpret(macrobf);
- }
- }
- imacro = 0;
- }
-}
-
-void MathedCursor::MacroModeBack()
-{
- if (macro_mode) {
- if (macroln>0) {
- macrobf[--macroln] = '\0';
- imacro->Metrics();
- } else
- MacroModeClose();
- } else
- lyxerr << "Mathed Warning: we are not in macro mode" << endl;
-}
-
-void MathedCursor::MacroModeInsert(char c)
-{
- if (macro_mode) {
- macrobf[macroln+1] = macrobf[macroln];
- macrobf[macroln++] = c;
- imacro->Metrics();
- } else
- lyxerr << "Mathed Warning: we are not in macro mode" << endl;
+ if (macro_mode) {
+ macro_mode = false;
+ latexkeys const * l = in_word_set(imacro->GetName());
+ if (!imacro->GetName().empty()
+ && (!l || (l && IsMacro(l->token, l->id))) &&
+ !MathMacroTable::hasTemplate(imacro->GetName()))
+ {
+ if (!l) {
+ //imacro->SetName(macrobf);
+ // This guarantees that the string will be removed by destructor
+ imacro->SetType(LM_OT_UNDEF);
+ } else
+ imacro->SetName(l->name);
+ } else {
+ Left();
+ if (cursor->GetInset()->GetType() == LM_OT_ACCENT) {
+ setAccent(
+ static_cast<MathAccentInset*>(cursor->GetInset())->getAccentCode());
+ }
+ cursor->Delete();
+ if (l || MathMacroTable::hasTemplate(imacro->GetName())) {
+ Interpret(imacro->GetName());
+ }
+ imacro->SetName("");
+ }
+ imacro = 0;
+ }
}
+
void MathedCursor::SelCopy()
{
- if (selection) {
- int p1, p2;
- p1 = (cursor->pos < selpos) ? cursor->pos: selpos;
- p2 = (cursor->pos > selpos) ? cursor->pos: selpos;
- selarray = cursor->Copy(p1, p2);
- cursor->Adjust();
- SelClear();
- }
+ if (selection) {
+ int const p1 = (cursor->getPos() < selpos) ?
+ cursor->getPos() : selpos;
+ int const p2 = (cursor->getPos() > selpos) ?
+ cursor->getPos() : selpos;
+ selarray = *(cursor->GetData());
+ selarray.shrink(p1, p2);
+ cursor->Adjust();
+ SelClear();
+ }
}
+
void MathedCursor::SelCut()
-{
- if (selection) {
- if (cursor->pos == selpos) return;
-
- int p1, p2;
- p1 = (cursor->pos < selpos) ? cursor->pos: selpos;
- p2 = (cursor->pos > selpos) ? cursor->pos: selpos;
- selarray = cursor->Copy(p1, p2);
- cursor->Clean(selpos);
- cursor->Adjust();
- SelClear();
- }
+{
+ if (selection) {
+ if (cursor->getPos() == selpos)
+ return;
+
+ int const p1 = (cursor->getPos() < selpos) ?
+ cursor->getPos() : selpos;
+ int const p2 = (cursor->getPos() > selpos) ?
+ cursor->getPos() : selpos;
+ selarray = *(cursor->GetData());
+ selarray.shrink(p1, p2);
+ cursor->Clean(selpos);
+ cursor->Adjust();
+ SelClear();
+ }
}
+
void MathedCursor::SelDel()
{
-// lyxerr << "Deleting sel "
- if (selection) {
- if (cursor->pos == selpos) return;
- cursor->Clean(selpos);
- cursor->Adjust();
- SelClear();
- }
+ // lyxerr << "Deleting sel "
+ if (selection) {
+ if (cursor->getPos() == selpos)
+ return;
+ cursor->Clean(selpos);
+ cursor->Adjust();
+ SelClear();
+ }
}
+
void MathedCursor::SelPaste()
{
-// lyxerr << "paste " << selarray << " " << curor->pos;
- if (selection) SelDel();
- if (selarray) {
- cursor->Merge(selarray);
- cursor->Adjust();
- }
+ // lyxerr << "paste " << selarray << " " << curor->pos;
+ if (selection)
+ SelDel();
+
+ if (!selarray.empty()) {
+ cursor->Merge(selarray);
+ cursor->Adjust();
+ }
}
+
void MathedCursor::SelStart()
{
lyxerr[Debug::MATHED] << "Starting sel " << endl;
- if (!anchor) {
- selpos = cursor->pos;
- selstk = new MathStackXIter(mathstk);
- anchor = selstk->Item(-1);
- anchor->SetData(cursor->p);
- anchor->GoBegin();
- anchor->goPosAbs(selpos);
- selection = true;
-
- }
+ if (!anchor) {
+ selpos = cursor->getPos();
+ selstk = mathstk;
+ anchor = selstk.Item(-1);
+ anchor->SetData(cursor->getPar());
+ anchor->GoBegin();
+ anchor->goPosAbs(selpos);
+ selection = true;
+ }
}
+
void MathedCursor::SelClear()
-{
+{
lyxerr[Debug::MATHED] << "Clearing sel " << endl;
- selection = false;
- delete selstk;
- selstk = 0;
- anchor = 0;
+ selection = false;
+ anchor = 0;
}
// Anchor position must be at the same level that stack.
void MathedCursor::SelBalance()
{
- int d = mathstk.Level() - selstk->Level();
-
- // If unbalanced, balance them
- while (d != 0) {
- if (d<0) {
-// lyxerr << "b[" << mathstk.Level() << " " << selstk->Level << " " << anchor->GetX() << " " << cursor->GetX() << "]";
- anchor = selstk->pop();
- if (anchor->GetX() >= cursor->GetX())
- anchor->Next();
- } else {
-// lyxerr <<"a[" << mathstk.Level() << " " << selstk->Level() <<"]";
- Pop();
- }
- d = mathstk.Level() - selstk->Level();
- }
-
- // Once balanced the levels, check that they are at the same paragraph
- selpos = anchor->pos;
-}
-
-
-XPoint *MathedCursor::SelGetArea(int& np)
-{
- if (!selection) {
- np = 0;
- return 0;
- }
-
- static XPoint point[10];
-
- // single row selection
- int i = 0, x, y, a, d, w, xo, yo, x1, y1, a1, d1; //, p1, p2;
-
- // Balance anchor and cursor
- SelBalance();
-
- cursor->p->GetXY(xo, yo);
- w = cursor->p->Width();
- cursor->GetPos(x1, y1);
- cursor->getAD(a1, d1);
- anchor->GetPos(x, y);
- anchor->getAD(a, d);
-
- point[i].x = x;
- point[i++].y = y+d;
- point[i].x = x;
- point[i++].y = y-a;
-
- if (y!= y1) {
- point[i].x = xo + w;
- point[i++].y = y-a;
- if (x1<xo+w) {
- point[i].x = xo + w;
- point[i++].y = y1-a;
- }
- }
-
- point[i].x = x1;
- point[i++].y = y1-a;
- point[i].x = x1;
- point[i++].y = y1+d;
-
- if (y!= y1) {
- point[i].x = xo;
- point[i++].y = y1+d;
- if (x>xo) {
- point[i].x = xo;
- point[i++].y = y+d;
- }
- }
- point[i].x = point[0].x;
- point[i++].y = point[0].y;
- np = i;
-// lyxerr << "AN[" << x << " " << y << " " << x1 << " " << y1 << "] ";
-// lyxerr << "MT[" << a << " " << d << " " << a1 << " " << d1 << "] ";
-// for (i= 0; i<np; i++)
-// lyxerr << "XY[" << point[i].x << " " << point[i].y << "] ";
-
- return &point[0];
+ int d = mathstk.Level() - selstk.Level();
+
+ // If unbalanced, balance them
+ while (d != 0) {
+ if (d < 0) {
+ // lyxerr << "b[" << mathstk.Level() << " " << selstk.Level
+ // << " " << anchor->GetX() << " " << cursor->GetX() << "]";
+ anchor = selstk.pop();
+ if (anchor->GetX() >= cursor->GetX())
+ anchor->Next();
+ } else {
+ // lyxerr <<"a[" << mathstk.Level() << " " << selstk.Level() <<"]";
+ Pop();
+ }
+ d = mathstk.Level() - selstk.Level();
+ }
+
+ // Once balanced the levels, check that they are at the same paragraph
+ selpos = anchor->getPos();
}
+void MathedCursor::SelGetArea(int ** xp, int ** yp, int & np)
+{
+ static int xpoint[10];
+ static int ypoint[10];
+
+ if (!selection) {
+ np = 0;
+ xpoint[0] = 0;
+ ypoint[0] = 0;
+ *xp = &xpoint[0];
+ *yp = &ypoint[0];
+ return;
+ }
+
+ // Balance anchor and cursor
+ SelBalance();
+
+ int xo;
+ int yo;
+ cursor->getPar()->GetXY(xo, yo);
+ int w = cursor->getPar()->Width();
+ int x1;
+ int y1;
+ cursor->GetPos(x1, y1);
+ int a1;
+ int d1;
+ cursor->getAD(a1, d1);
+ int x;
+ int y;
+ anchor->GetPos(x, y);
+ int a;
+ int d;
+ anchor->getAD(a, d);
+
+ // single row selection
+ int i = 0;
+ xpoint[i] = x;
+ ypoint[i++] = y + d;
+ xpoint[i] = x;
+ ypoint[i++] = y - a;
+
+ if (y != y1) {
+ xpoint[i] = xo + w;
+ ypoint[i++] = y - a;
+
+ if (x1 < xo + w) {
+ xpoint[i] = xo + w;
+ ypoint[i++] = y1 - a;
+ }
+ }
+
+ xpoint[i] = x1;
+ ypoint[i++] = y1 - a;
+ xpoint[i] = x1;
+ ypoint[i++] = y1 + d;
+
+ if (y != y1) {
+ xpoint[i] = xo;
+ ypoint[i++] = y1 + d;
+ if (x > xo) {
+ xpoint[i] = xo;
+ ypoint[i++] = y + d;
+ }
+ }
+ xpoint[i] = xpoint[0];
+ ypoint[i++] = ypoint[0];
+
+ *xp = &xpoint[0];
+ *yp = &ypoint[0];
+ np = i;
+ // lyxerr << "AN[" << x << " " << y << " " << x1 << " " << y1 << "] ";
+ // lyxerr << "MT[" << a << " " << d << " " << a1 << " " << d1 << "] ";
+ // for (i = 0; i < np; ++i)
+ // lyxerr << "XY[" << point[i].x << " " << point[i].y << "] ";
+}
+
void MathedCursor::setAccent(int ac)
{
- if (ac > 0 && accent < 8) {
+ if (ac > 0 && accent < 8)
nestaccent[accent++] = ac;
- } else
- accent = 0; // consumed!
+ else
+ accent = 0; // consumed!
}
-
+
int MathedCursor::getAccent() const
{
- return (accent>0) ? nestaccent[accent-1]: 0;
+ return (accent > 0) ? nestaccent[accent - 1] : 0;
}
void MathedCursor::doAccent(byte c, MathedTextCodes t)
{
- MathedInset *ac = 0;
-
- for (int i= accent-1; i>= 0; i--) {
- if (i == accent-1)
- ac = new MathAccentInset(c, t, nestaccent[i]);
- else
- ac = new MathAccentInset(ac, nestaccent[i]);
- }
- if (ac)
- cursor->Insert(ac);
+ MathedInset * ac = 0;
+
+ for (int i = accent - 1; i >= 0; --i) {
+ if (i == accent - 1)
+ ac = new MathAccentInset(c, t, nestaccent[i]);
+ else
+ ac = new MathAccentInset(ac, nestaccent[i]);
+ }
+ if (ac)
+ cursor->insertInset(ac, LM_TC_INSET);
+
accent = 0; // consumed!
}
-void MathedCursor::doAccent(MathedInset *p)
+void MathedCursor::doAccent(MathedInset * p)
{
- MathedInset *ac = 0;
-
- for (int i= accent-1; i>= 0; i--) {
- if (i == accent-1)
- ac = new MathAccentInset(p, nestaccent[i]);
- else
- ac = new MathAccentInset(ac, nestaccent[i]);
- }
- if (ac)
- cursor->Insert(ac);
-
+ MathedInset * ac = 0;
+
+ for (int i = accent - 1; i >= 0; --i) {
+ if (i == accent - 1)
+ ac = new MathAccentInset(p, nestaccent[i]);
+ else
+ ac = new MathAccentInset(ac, nestaccent[i]);
+ }
+
+ if (ac)
+ cursor->insertInset(ac, LM_TC_INSET);
+
accent = 0; // consumed!
}
+
+void MathedCursor::toggleLastCode(MathedTextCodes t)
+{
+ if (lastcode == t)
+ lastcode = LM_TC_VAR;
+ else
+ lastcode = t;
+}
+
+
+void MathedCursor::GetPos(int & x, int & y)
+{
+ cursor->GetPos(x, y);
+}
+
+
+short MathedCursor::GetFCode()
+{
+ return cursor->fcode();
+}
+
+
+MathParInset * MathedCursor::GetPar()
+{
+ return par;
+}
+
+
+MathParInset * MathedCursor::getCurrentPar() const
+{
+ return cursor->getPar();
+}
+
+
+string const & MathedCursor::getLabel() const
+{
+ return cursor->getLabel();
+}
+
+
+bool MathedCursor::IsEnd() const
+{
+ return !cursor->OK();
+}
+
+
+bool MathedCursor::InMacroMode()
+{
+ return macro_mode;
+}
+
+
+bool MathedCursor::Selection()
+{
+ return selection;
+}
+
+
+void MathedCursor::clearLastCode()
+{
+ lastcode = LM_TC_MIN;
+}
+
+
+void MathedCursor::setLastCode(MathedTextCodes t)
+{
+ lastcode = t;
+}
+
+
+MathedTextCodes MathedCursor::getLastCode() const
+{
+ return lastcode;
+}
+
+
+bool MathedCursor::hasData(MathedArray const & ar)
+{
+ lyxerr << "hasData: ar: " << &ar << " cursor: " << cursor->GetData() <<
+endl;
+ return &ar == cursor->GetData();
+}