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* src/changes.C: fix erase() and insert() git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15453 a592a061-630c-0410-9148-cb99ea01b6c8
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@ -160,34 +160,54 @@ void Changes::set(Change const & change, pos_type const start, pos_type const en
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void Changes::erase(pos_type const pos)
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{
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if (lyxerr.debugging(Debug::CHANGES)) {
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lyxerr[Debug::CHANGES] << "Erasing change at position " << pos << endl;
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}
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ChangeTable::iterator it = table_.begin();
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ChangeTable::iterator end = table_.end();
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bool found = false;
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for (; it != end; ++it) {
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Range & range(it->range);
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if (lyxerr.debugging(Debug::CHANGES)) {
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lyxerr[Debug::CHANGES] << "era:Range of type " << it->change.type << " is "
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<< it->range.start << "," << it->range.end << endl;
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// range (pos,pos+x) becomes (pos,pos+x-1)
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if (it->range.start > pos) {
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--(it->range.start);
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}
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if (range.contains(pos)) {
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found = true;
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--range.end;
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continue;
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}
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if (found) {
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--range.start;
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--range.end;
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// range (pos-x,pos) stays (pos-x,pos)
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if (it->range.end > pos) {
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--(it->range.end);
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}
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}
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merge();
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}
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void Changes::insert(Change const & change, lyx::pos_type pos)
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{
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if (lyxerr.debugging(Debug::CHANGES)) {
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lyxerr[Debug::CHANGES] << "Inserting change of type " << change.type
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<< " at position " << pos << endl;
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}
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ChangeTable::iterator it = table_.begin();
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ChangeTable::iterator end = table_.end();
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for (; it != end; ++it) {
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// range (pos,pos+x) becomes (pos+1,pos+x+1)
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if (it->range.start >= pos) {
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++(it->range.start);
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}
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// range (pos-x,pos) stays as it is
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if (it->range.end > pos) {
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++(it->range.end);
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}
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}
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set(change, pos, pos + 1); // set will call merge
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}
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Change const Changes::lookup(pos_type const pos) const
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{
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ChangeTable::const_iterator it = table_.begin();
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