#include <boost/current_function.hpp>
#include <sstream>
+#include <limits>
using lyx::pit_type;
positionable(DocIterator const & cursor, DocIterator const & anchor)
{
// avoid deeper nested insets when selecting
- if (cursor.size() > anchor.size())
+ if (cursor.depth() > anchor.depth())
return false;
// anchor might be deeper, should have same path then
- for (size_t i = 0; i < cursor.size(); ++i)
+ for (size_t i = 0; i < cursor.depth(); ++i)
if (&cursor[i].inset() != &anchor[i].inset())
return false;
DocIterator result;
DocIterator it = c;
- it.back().pos() = 0;
+ it.top().pos() = 0;
DocIterator et = c;
- et.back().pos() = et.back().asMathInset()->cell(et.back().idx()).size();
+ et.top().pos() = et.top().asMathInset()->cell(et.top().idx()).size();
for (int i = 0; ; ++i) {
- int xo, yo;
+ int xo;
+ int yo;
LCursor cur = c;
cur.setCursor(it);
cur.inset().getCursorPos(cur.top(), xo, yo);
{
BOOST_ASSERT(!cursor.empty());
CursorSlice bottom = cursor[0];
- LyXText * text = bottom.text();
- BOOST_ASSERT(text);
DocIterator it = doc_iterator_begin(bottom.inset());
DocIterator const et = doc_iterator_end(bottom.inset());
return false;
}
-
} // namespace anon
void LCursor::dispatch(FuncRequest const & cmd0)
{
- lyxerr[Debug::DEBUG] << "LCursor::dispatch: cmd: " << cmd0 << endl << *this << endl;
+ lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION
+ << " cmd: " << cmd0 << '\n'
+ << *this << endl;
if (empty())
return;
+ fixIfBroken();
FuncRequest cmd = cmd0;
LCursor safe = *this;
- for (; size(); pop()) {
- lyxerr[Debug::DEBUG] << "LCursor::dispatch: cmd: " << cmd0 << endl << *this << endl;
+ for (; depth(); pop()) {
+ lyxerr[Debug::DEBUG] << "LCursor::dispatch: cmd: "
+ << cmd0 << endl << *this << endl;
BOOST_ASSERT(pos() <= lastpos());
BOOST_ASSERT(idx() <= lastidx());
BOOST_ASSERT(pit() <= lastpit());
void LCursor::pop()
{
- BOOST_ASSERT(size() >= 1);
+ BOOST_ASSERT(depth() >= 1);
pop_back();
}
int LCursor::currentMode()
{
BOOST_ASSERT(!empty());
- for (int i = size() - 1; i >= 0; --i) {
+ for (int i = depth() - 1; i >= 0; --i) {
int res = operator[](i).inset().currentMode();
if (res != InsetBase::UNDECIDED_MODE)
return res;
}
-void LCursor::getDim(int & asc, int & des) const
-{
- if (inMathed()) {
- BOOST_ASSERT(inset().asMathInset());
- //inset().asMathInset()->getCursorDim(asc, des);
- asc = 10;
- des = 2;
- } else if (inTexted()) {
- LyXFont const & realfont = text()->real_current_font;
- asc = font_metrics::maxAscent(realfont);
- des = font_metrics::maxDescent(realfont);
- } else {
- lyxerr << "should this happen?" << endl;
- asc = 10;
- des = 10;
- }
-}
-
-
void LCursor::getPos(int & x, int & y) const
{
Point p = bv_funcs::getPos(*this);
CursorSlice LCursor::anchor() const
{
- BOOST_ASSERT(anchor_.size() >= size());
- CursorSlice normal = anchor_[size() - 1];
- if (size() < anchor_.size() && back() <= normal) {
+ BOOST_ASSERT(anchor_.depth() >= depth());
+ CursorSlice normal = anchor_[depth() - 1];
+ if (depth() < anchor_.depth() && top() <= normal) {
// anchor is behind cursor -> move anchor behind the inset
++normal.pos();
}
CursorSlice LCursor::selBegin() const
{
if (!selection())
- return back();
- return anchor() < back() ? anchor() : back();
+ return top();
+ return anchor() < top() ? anchor() : top();
}
CursorSlice LCursor::selEnd() const
{
if (!selection())
- return back();
- return anchor() > back() ? anchor() : back();
+ return top();
+ return anchor() > top() ? anchor() : top();
}
{
if (!selection())
return *this;
- return anchor() < back() ? anchor_ : *this;
+ return anchor() < top() ? anchor_ : *this;
}
{
if (!selection())
return *this;
- return anchor() > back() ? anchor_ : *this;
+ return anchor() > top() ? anchor_ : *this;
}
std::ostream & operator<<(std::ostream & os, LCursor const & cur)
{
os << "\n cursor: | anchor:\n";
- for (size_t i = 0, n = cur.size(); i != n; ++i) {
- os << " " << cur.operator[](i) << " | ";
- if (i < cur.anchor_.size())
+ for (size_t i = 0, n = cur.depth(); i != n; ++i) {
+ os << " " << cur[i] << " | ";
+ if (i < cur.anchor_.depth())
os << cur.anchor_[i];
else
os << "-------------------------------";
os << "\n";
}
- for (size_t i = cur.size(), n = cur.anchor_.size(); i < n; ++i) {
+ for (size_t i = cur.depth(), n = cur.anchor_.depth(); i < n; ++i) {
os << "------------------------------- | " << cur.anchor_[i] << "\n";
}
os << " selection: " << cur.selection_
bool LCursor::isInside(InsetBase const * p)
{
- for (unsigned i = 0; i < depth(); ++i)
+ for (size_t i = 0; i != depth(); ++i)
if (&operator[](i).inset() == p)
return true;
return false;
}
+void LCursor::leaveInset(InsetBase const & inset)
+{
+ for (size_t i = 0; i != depth(); ++i) {
+ if (&operator[](i).inset() == &inset) {
+ resize(i);
+ return;
+ }
+ }
+}
+
+
bool LCursor::openable(MathAtom const & t) const
{
if (!t->isActive())
return true;
// we can't move into anything new during selection
- if (depth() >= anchor_.size())
+ if (depth() >= anchor_.depth())
return false;
if (!ptr_cmp(t.nucleus(), &anchor_[depth()].inset()))
return false;
void LCursor::niceInsert(MathAtom const & t)
{
macroModeClose();
- string safe = lyx::cap::grabAndEraseSelection(*this);
+ string const safe = lyx::cap::grabAndEraseSelection(*this);
plainInsert(t);
// enter the new inset and move the contents of the selection if possible
if (t->isActive()) {
return;
MathUnknownInset * p = activeMacro();
p->finalize();
- string s = p->name();
+ string const s = p->name();
--pos();
cell().erase(pos());
void LCursor::setTargetX()
{
- //for now this is good enough. A better solution would be to
- //avoid this rebreak by setting cursorX only after drawing
+ // For now this is good enough. A better solution would be to
+ // avoid this rebreak by setting cursorX only after drawing
bottom().text()->redoParagraph(bottom().pit());
- int x, y;
+ int x;
+ int y;
getPos(x, y);
x_target_ = x;
}
//}
// try to find an inset that knows better then we
- while (1) {
+ while (true) {
//lyxerr << "updown: We are in " << &inset() << " idx: " << idx() << endl;
// ask inset first
if (inset().idxUpDown(*this, up)) {
}
// any improvement so far?
- int xnew, ynew;
+ int xnew;
+ int ynew;
getPos(xnew, ynew);
if (up ? ynew < yo : ynew > yo)
return true;
}
if (inTexted())
- return text()->currentState(*this);
+ return text()->currentState(*this);
return string();
}
int s = 0;
// go up until first non-0 text is hit
// (innermost text is 0 in mathed)
- for (s = size() - 1; s >= 0; --s)
+ for (s = depth() - 1; s >= 0; --s)
if (operator[](s).text())
break;
CursorSlice const & sl = operator[](s);
- LyXText & text = *sl.text();
+ LyXText const & text = *sl.text();
LyXFont font = text.getPar(sl.pit()).getFont(
bv().buffer()->params(), sl.pos(), outerFont(sl.pit(), text.paragraphs()));
return font.language()->encoding();
{
disp_.update(false);
}
+
+
+LyXFont LCursor::getFont() const
+{
+ // HACK. far from being perfect...
+ int s = 0;
+ // go up until first non-0 text is hit
+ // (innermost text is 0 in mathed)
+ for (s = depth() - 1; s >= 0; --s)
+ if (operator[](s).text())
+ break;
+ CursorSlice const & sl = operator[](s);
+ LyXText const & text = *sl.text();
+ LyXFont font = text.getPar(sl.pit()).getFont(
+ bv().buffer()->params(),
+ sl.pos(),
+ outerFont(sl.pit(), text.paragraphs()));
+
+ return font;
+}
+
+
+void LCursor::fixIfBroken()
+{
+ // find out last good level
+ LCursor copy = *this;
+ size_t newdepth = depth();
+ while (!copy.empty()) {
+ if (copy.idx() > copy.lastidx()) {
+ lyxerr << "wrong idx " << copy.idx()
+ << ", max is " << copy.lastidx()
+ << " at level " << copy.depth()
+ << ". Trying to correct this." << endl;
+ newdepth = copy.depth() - 1;
+ }
+ else if (copy.pit() > copy.lastpit()) {
+ lyxerr << "wrong pit " << copy.pit()
+ << ", max is " << copy.lastpit()
+ << " at level " << copy.depth()
+ << ". Trying to correct this." << endl;
+ newdepth = copy.depth() - 1;
+ }
+ else if (copy.pos() > copy.lastpos()) {
+ lyxerr << "wrong pos " << copy.pos()
+ << ", max is " << copy.lastpos()
+ << " at level " << copy.depth()
+ << ". Trying to correct this." << endl;
+ newdepth = copy.depth() - 1;
+ }
+ copy.pop();
+ }
+ // shrink cursor to a size where everything is valid, possibly
+ // leaving insets
+ while (depth() > newdepth) {
+ pop();
+ lyxerr << "correcting cursor to level " << depth() << endl;
+ }
+}