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Fixup 65cb9fa4: avoid extra spacing when selecting math

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This was happening whenever a selection started/ended after a fraction
inset.
This commit is contained in:
Jean-Marc Lasgouttes 2023-10-18 12:28:47 +02:00
parent 606e9443fa
commit 99ecdd6ceb
1 changed files with 10 additions and 2 deletions
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12
src/mathed/MathRow.cpp
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@ -186,8 +186,8 @@ MathRow::MathRow(MetricsInfo & mi, MathData const * ar)
// We go to the end to handle spacing at the end of equation
for (int i = 1 ; i != static_cast<int>(elements_.size()) ; ++i) {
Element & e = elements_[i];
Element & bef = elements_[before(i)];
if (dospacing && e.mclass != MC_UNKNOWN) {
int spc = class_spacing(bef.mclass, e.mclass, mi.base);
bef.after += spc / 2;
@ -196,7 +196,15 @@ MathRow::MathRow(MetricsInfo & mi, MathData const * ar)
}
// finally reserve space for markers
bef.after = max(bef.after, markerMargin(bef));
/* FIXME : the test below avoids that the spacing grows grows
* when a BEGIN/END_SEL element is added (typically start or
* end a selection after a fraction). I would think that the
* code should just go under the e.mclass != MC_UNKNOWN branch
* below, but I am not sure why it has not been done before.
* Therefore, until we double check this, be very conservative
*/
if (e.type != BEGIN_SEL && e.type != END_SEL)
bef.after = max(bef.after, markerMargin(bef));
if (e.mclass != MC_UNKNOWN)
e.before = max(e.before, markerMargin(e));
// for linearized insets (macros...) too