* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author André Pönitz
+ * \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
+#include "BufferView.h"
+#include "Cursor.h"
+#include "DispatchResult.h"
+#include "FuncRequest.h"
+#include "InsetMathFont.h"
#include "InsetMathScript.h"
+#include "InsetMathSymbol.h"
#include "MathData.h"
#include "MathStream.h"
#include "MathSupport.h"
-#include "InsetMathSymbol.h"
-#include "InsetMathFont.h"
-#include "DispatchResult.h"
-#include "Cursor.h"
+
#include "support/debug.h"
-#include "FuncRequest.h"
-#include <boost/assert.hpp>
+#include "support/lassert.h"
#include <ostream>
InsetMathScript::InsetMathScript(MathAtom const & at, bool up)
: InsetMathNest(2), cell_1_is_up_(up), limits_(0)
{
- BOOST_ASSERT(nargs() >= 1);
+ LASSERT(nargs() >= 1, /**/);
cell(0).push_back(at);
}
{
if (nargs() == 3)
return cell(2);
- BOOST_ASSERT(nargs() > 1);
+ LASSERT(nargs() > 1, /**/);
return cell(1);
}
{
if (nargs() == 3)
return cell(2);
- BOOST_ASSERT(nargs() > 1);
+ LASSERT(nargs() > 1, /**/);
return cell(1);
}
MathData const & InsetMathScript::up() const
{
- BOOST_ASSERT(nargs() > 1);
+ LASSERT(nargs() > 1, /**/);
return cell(1);
}
MathData & InsetMathScript::up()
{
- BOOST_ASSERT(nargs() > 1);
+ LASSERT(nargs() > 1, /**/);
return cell(1);
}
int InsetMathScript::dx0(BufferView const & bv) const
{
- BOOST_ASSERT(hasDown());
+ LASSERT(hasDown(), /**/);
Dimension const dim = dimension(bv);
return hasLimits() ? (dim.wid - down().dimension(bv).width()) / 2 : nwid(bv);
}
int InsetMathScript::dx1(BufferView const & bv) const
{
- BOOST_ASSERT(hasUp());
+ LASSERT(hasUp(), /**/);
Dimension const dim = dimension(bv);
return hasLimits() ? (dim.wid - up().dimension(bv).width()) / 2 : nwid(bv) + nker(&bv);
}
return (cell_1_is_up_ == up) ? 1 : 0;
if (nargs() == 3)
return up ? 1 : 2;
- BOOST_ASSERT(false);
+ LASSERT(false, /**/);
// Silence compiler
return 0;
}
void InsetMathScript::write(WriteStream & os) const
{
+ MathEnsurer ensurer(os);
+
if (nuc().size()) {
os << nuc();
//if (nuc().back()->takesLimits()) {
}
-bool InsetMathScript::notifyCursorLeaves(Cursor & cur)
+bool InsetMathScript::notifyCursorLeaves(Cursor const & old, Cursor & cur)
{
- InsetMathNest::notifyCursorLeaves(cur);
+ InsetMathNest::notifyCursorLeaves(old, cur);
//LYXERR0("InsetMathScript::notifyCursorLeaves: 1 " << cur);
if (nargs() > 2 && (!cell(1).empty() || !cell(2).empty())) {
if (cell(2).empty()) {
// must be a subscript...
- cur.recordUndoInset();
removeScript(false);
cur.updateFlags(cur.disp_.update() | Update::SinglePar);
return true;
} else if (cell(1).empty()) {
// must be a superscript...
- cur.recordUndoInset();
removeScript(true);
cur.updateFlags(cur.disp_.update() | Update::SinglePar);
return true;
// The script inset is removed completely.
if ((nargs() == 2 && cell(1).empty())
|| (nargs() == 3 && cell(1).empty() && cell(2).empty())) {
- // could be either subscript or super script
- cur.recordUndoInset();
+ // Make undo step. We cannot use cur for this because
+ // it does not necessarily point to us anymore. But we
+ // should be on top of the cursor old.
+ Cursor insetCur = old;
+ int scriptSlice = insetCur.find(this);
+ LASSERT(scriptSlice != -1, /**/);
+ insetCur.cutOff(scriptSlice);
+ insetCur.recordUndoInset();
+
// Let the script inset commit suicide. This is
// modelled on Cursor.pullArg(), but tries not to
// invoke notifyCursorLeaves again and does not touch
// cur (since the top slice will be deleted
- // afterwards))
+ // afterwards)
MathData ar = cell(0);
- Cursor tmpcur = cur;
- tmpcur.pop();
- tmpcur.cell().erase(tmpcur.pos());
- tmpcur.cell().insert(tmpcur.pos(), ar);
+ insetCur.pop();
+ insetCur.cell().erase(insetCur.pos());
+ insetCur.cell().insert(insetCur.pos(), ar);
+
+ // redraw
cur.updateFlags(cur.disp_.update() | Update::SinglePar);
return true;
}