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Prepare for mutlicolumn lines

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The \multicolumn command allows to set vertical lines for individual rows.
These are not yet displayed, but if they are supported one day, the code in
a27ff13663 needs to be adjusted. This change hints at the adjustment.
This commit is contained in:
Georg Baum 2016-09-08 22:01:22 +02:00
parent a27ff13663
commit a931e84e8b
1 changed files with 5 additions and 2 deletions
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7
src/mathed/InsetMathGrid.cpp
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@ -636,10 +636,13 @@ void InsetMathGrid::drawWithMargin(PainterInfo & pi, int x, int y,
- i * vlinesep()
- vlinesep()/2 - colsep()/2;
int top_offset;
if (r > 0)
// prevRowHasLine needs to be changed if multicolumn lines are supported
bool const prevRowHasLine(r > 0);
if (prevRowHasLine)
// start from offset of previous row to create a continous line
top_offset = rowinfo_[r - 1].offset_ + rowinfo_[r - 1].descent_;
else
top_offset = rowinfo_[0].offset_- rowinfo_[0].ascent_;
top_offset = rowinfo_[r].offset_- rowinfo_[r].ascent_;
pi.pain.line(xx, y + top_offset,
xx, y + rowinfo_[r].offset_ + rowinfo_[r].descent_,
Color_foreground);