keep empty super/subscript a bit longer

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2309 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
André Pönitz 2001-07-23 14:21:34 +00:00
parent efc5820ea3
commit b321afd875
2 changed files with 6 additions and 51 deletions

View File

@ -2,6 +2,8 @@
* math_cursor.C: fix "pullArg" behaviour
* math_cursor.C: keep empty super/subscript a bit longer
2001-07-22 Jean-Marc Lasgouttes <lasgouttes@lyx.org>
* formula.C (insetAllowed): allow insertion of label

View File

@ -54,7 +54,6 @@ using std::min;
using std::max;
using std::isalnum;
#define RECTANGULAR_SELECT 1
namespace {
@ -90,37 +89,16 @@ struct Selection
if (i1.idx_ == i2.idx_) {
i1.cell().erase(i1.pos_, i2.pos_);
} else {
#ifdef RECTANGULAR_SELECT
std::vector<int> indices = i1.par_->idxBetween(i1.idx_, i2.idx_);
for (unsigned i = 0; i < indices.size(); ++i)
i1.cell(indices[i]).erase();
#else
i1.cell().erase(i1.pos_, i1.cell().size());
for (int i = i1.idx_ + 1; i < i2.idx_; ++i)
i1.cell(i).erase();
i2.cell().erase(0, i2.pos_);
int from = i1.cell().size() ? i1.idx_ + 1 : i1.idx_;
int to = i2.cell().size() ? i2.idx_ : i2.idx_ + 1;
i1.par_->idxDeleteRange(from, to);
#endif
}
cursor.cursor() = i1;
}
void paste(MathCursor & cursor) const
{
#ifdef RECTANGULAR_SELECT
cursor.cursor().cell().push_back(glue());
#else
unsigned na = cursor.cursor().par_->nargs();
unsigned idx = cursor.cursor().idx_;
unsigned end = std::min(idx + data_.size(), na);
for (int i = 0; i < end - idx; ++i)
cursor.cursor().cell(idx + i).push_back(data_[i]);
for (unsigned i = end - idx; i < data_.size(); ++i)
cursor.cursor().cell(end - 1).push_back(data_[i]);
#endif
}
// glues selection to one cell
@ -486,9 +464,6 @@ void MathCursor::Delete()
return;
}
if (cursor().pos_ < array().size())
array().erase(cursor().pos_);
// delete empty cells if necessary
if (cursor().pos_ == 0 && array().size() == 0) {
bool popit;
@ -496,8 +471,12 @@ void MathCursor::Delete()
cursor().par_->idxDelete(cursor().idx_, popit, removeit);
if (popit && pop() && removeit)
Delete();
return;
}
if (cursor().pos_ < array().size())
array().erase(cursor().pos_);
dump("Delete 2");
}
@ -898,7 +877,6 @@ void MathCursor::drawSelection(Painter & pain) const
pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
} else {
#if RECTANGULAR_SELECT
std::vector<int> indices = i1.par_->idxBetween(i1.idx_, i2.idx_);
for (unsigned i = 0; i < indices.size(); ++i) {
MathXArray & c = i1.xcell(indices[i]);
@ -908,31 +886,6 @@ void MathCursor::drawSelection(Painter & pain) const
int y2 = c.yo() + c.descent();
pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
}
#else
// leftmost cell
MathXArray & c = i1.xcell();
int x1 = c.xo() + c.pos2x(i1.pos_);
int y1 = c.yo() - c.ascent();
int x2 = c.xo() + c.width();
int y2 = c.yo() + c.descent();
pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
// middle cells
for (int idx = i1.idx_ + 1; idx < i2.idx_; ++idx) {
MathXArray & c = i1.xcell(idx);
int x1 = c.xo();
int y1 = c.yo() - c.ascent();
int x2 = c.xo() + c.width();
int y2 = c.yo() + c.descent();
pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
}
// rightmost cell
MathXArray & cr = i2.xcell();
x1 = cr.xo();
y1 = cr.yo() - cr.ascent();
x2 = cr.xo() + cr.pos2x(i2.pos_);
y2 = cr.yo() + cr.descent();
pain.fillRectangle(x1, y1, x2 - x1, y2 - y1, LColor::selection);
#endif
}
}