- double best_dist = numeric_limits<double>::max();
- DocIterator best_cursor = et;
-
- for ( ; it != et; it.forwardPos()) {
- // avoid invalid nesting when selecting
- if (bv.cursorStatus(it) == CUR_INSIDE
- && (!cur.selection() || positionable(it, cur.realAnchor()))) {
- // If this function is ever used again, check
- // whether this is the same as "bv.getPos(it,
- // false)" with boundary = false.
- Point p = bv.getPos(it);
- int xo = p.x_;
- int yo = p.y_;
- if (xlow <= xo && xo <= xhigh && ylow <= yo && yo <= yhigh) {
- double const dx = xo - x;
- double const dy = yo - y;
- double const d = dx * dx + dy * dy;
- //lyxerr << "itx: " << xo << " ity: " << yo << " d: " << d
- // << " dx: " << dx << " dy: " << dy
- // << " idx: " << it.idx() << " pos: " << it.pos()
- // << " it:\n" << it
- // << endl;
- // '<=' in order to take the last possible position
- // this is important for clicking behind \sum in e.g. '\sum_i a'
- if (d <= best_dist) {
- //lyxerr << "*" << endl;
- best_dist = d;
- best_cursor = it;
- }
- }
+
+void CursorData::resetAnchor()
+{
+ anchor_ = *this;
+ checkNewWordPosition();
+}
+
+
+CursorSlice CursorData::selBegin() const
+{
+ if (!selection())
+ return top();
+ return normalAnchor() < top() ? normalAnchor() : top();
+}
+
+
+CursorSlice CursorData::selEnd() const
+{
+ if (!selection())
+ return top();
+ return normalAnchor() > top() ? normalAnchor() : top();
+}
+
+
+DocIterator CursorData::selectionBegin() const
+{
+ if (!selection())
+ return *this;
+
+ DocIterator di;
+ // FIXME: This is a work-around for the problem that
+ // CursorSlice doesn't keep track of the boundary.
+ if (normalAnchor() == top())
+ di = anchor_.boundary() > boundary() ? anchor_ : *this;
+ else
+ di = normalAnchor() < top() ? anchor_ : *this;
+ di.resize(depth());
+ return di;
+}
+
+
+DocIterator CursorData::selectionEnd() const
+{
+ if (!selection())
+ return *this;
+
+ DocIterator di;
+ // FIXME: This is a work-around for the problem that
+ // CursorSlice doesn't keep track of the boundary.
+ if (normalAnchor() == top())
+ di = anchor_.boundary() < boundary() ? anchor_ : *this;
+ else
+ di = normalAnchor() > top() ? anchor_ : *this;
+
+ if (di.depth() > depth()) {
+ di.resize(depth());
+ ++di.pos();
+ di.boundary(true);
+ }
+ return di;
+}
+
+
+namespace {
+
+docstring parbreak(CursorData const * cur)
+{
+ if (cur->inset().getLayout().parbreakIgnored())
+ return docstring();
+ odocstringstream os;
+ os << '\n';
+ // only add blank line if we're not in a ParbreakIsNewline situation
+ if (!cur->inset().getLayout().parbreakIsNewline()
+ && !cur->paragraph().layout().parbreak_is_newline)
+ os << '\n';
+ return os.str();
+}
+
+}
+
+
+docstring CursorData::selectionAsString(bool const with_label, bool const skipdelete) const
+{
+ if (!selection())
+ return docstring();
+
+ if (inMathed())
+ return cap::grabSelection(*this);
+
+ int label = with_label
+ ? AS_STR_LABEL | AS_STR_INSETS : AS_STR_INSETS;
+ if (skipdelete)
+ label = with_label
+ ? AS_STR_LABEL | AS_STR_INSETS | AS_STR_SKIPDELETE
+ : AS_STR_INSETS | AS_STR_SKIPDELETE;
+
+ idx_type const startidx = selBegin().idx();
+ idx_type const endidx = selEnd().idx();
+ if (startidx != endidx) {
+ // multicell selection
+ InsetTabular * table = inset().asInsetTabular();
+ LASSERT(table, return docstring());
+ return table->asString(startidx, endidx);
+ }
+
+ ParagraphList const & pars = text()->paragraphs();
+
+ pit_type const startpit = selBegin().pit();
+ pit_type const endpit = selEnd().pit();
+ size_t const startpos = selBegin().pos();
+ size_t const endpos = selEnd().pos();
+
+ if (startpit == endpit)
+ return pars[startpit].asString(startpos, endpos, label);
+
+ // First paragraph in selection
+ docstring result = pars[startpit].
+ asString(startpos, pars[startpit].size(), label)
+ + parbreak(this);
+
+ // The paragraphs in between (if any)
+ for (pit_type pit = startpit + 1; pit != endpit; ++pit) {
+ Paragraph const & par = pars[pit];
+ result += par.asString(0, par.size(), label)
+ + parbreak(this);
+ }
+
+ // Last paragraph in selection
+ result += pars[endpit].asString(0, endpos, label);
+
+ return result;
+}
+
+
+void CursorData::info(odocstream & os, bool devel_mode) const
+{
+ for (int i = 1, n = depth(); i < n; ++i) {
+ operator[](i).inset().infoize(os);
+ os << " ";
+ }
+ if (pos() != 0) {
+ Inset const * inset = prevInset();
+ // prevInset() can return 0 in certain case.
+ if (inset)
+ prevInset()->infoize2(os);
+ }
+ if (devel_mode) {
+ InsetMath * math = inset().asInsetMath();
+ if (math)
+ os << _(", Inset: ") << math->id();
+ os << _(", Cell: ") << idx();
+ os << _(", Position: ") << pos();
+ }
+
+}
+
+docstring CursorData::currentState(bool devel_mode) const
+{
+ if (inMathed()) {
+ odocstringstream os;
+ info(os, devel_mode);
+ return os.str();
+ }
+
+ if (inTexted())
+ return text()->currentState(*this, devel_mode);
+
+ return docstring();
+}
+
+
+void CursorData::markNewWordPosition()
+{
+ if (lyxrc.spellcheck_continuously && inTexted() && new_word_.empty()) {
+ FontSpan nw = locateWord(WHOLE_WORD);
+ if (nw.size() == 1) {
+ LYXERR(Debug::DEBUG, "start new word: "
+ << " par: " << pit()
+ << " pos: " << nw.first);
+ new_word_ = *this;