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smarter line setting in latex tabulars

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@24492 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Edwin Leuven 2008-04-24 17:26:17 +00:00
parent abefc3a7ad
commit 26e958bac7
1 changed files with 31 additions and 19 deletions
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50
src/insets/InsetTabular.cpp
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@ -1079,27 +1079,39 @@ bool Tabular::rowBottomLine(row_type r) const
bool Tabular::columnLeftLine(col_type c) const
{
bool all_cols_set = true;
int nrows_left = 0;
int total = 0;
row_type const nrows = row_info.size();
for (row_type r = 0; all_cols_set && r < nrows; ++r) {
for (row_type r = 0; r < nrows; ++r) {
idx_type i = cellIndex(r, c);
if (c == cellColumn(i))
all_cols_set = cellInfo(i).left_line;
if (c == cellColumn(i)) {
++total;
bool right = c - 1 > 0 && cellInfo(cellIndex(r, c - 1)).right_line;
if (cellInfo(i).left_line || right)
++nrows_left;
}
}
return all_cols_set;
return nrows_left > total / 2;
}
bool Tabular::columnRightLine(col_type c) const
{
bool all_cols_set = true;
int nrows_right = 0;
int total = 0;
row_type const nrows = row_info.size();
for (row_type r = 0; all_cols_set && r < nrows; ++r) {
for (row_type r = 0; r < nrows; ++r) {
idx_type i = cellIndex(r, c);
if (c == cellColumn(i) + columnSpan(i) - 1)
all_cols_set = cellInfo(i).right_line;
if (c == cellColumn(i) + columnSpan(i) - 1) {
++total;
bool left = c + 1 < column_info.size()
&& cellInfo(cellIndex(r, c + 1)).left_line
|| c + 1 == column_info.size();
if (cellInfo(i).right_line && left)
++nrows_right;
}
}
return all_cols_set;
return nrows_right > total / 2;
}
@ -1810,18 +1822,18 @@ int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol)
row_type const r = cellRow(cell);
col_type const c = cellColumn(cell);
col_type const nextcol = c + columnSpan(cell);
bool colright = columnRightLine(c);
bool colleft = columnLeftLine(c);
bool prevcellright = c > 0 && rightLine(cellIndex(r, c - 1));
bool forceleft = ismulticol && !prevcellright && leftLine(cell);
bool nextcolleft = nextcol < column_info.size() && columnLeftLine(nextcol);
bool coldouble = columnRightLine(c) && nextcolleft;
bool nextcellleft = nextcol < column_info.size()
bool nextcolleft = nextcol < column_info.size() && colleft;
bool coldouble = colright && nextcolleft;
bool celldouble = rightLine(cell) && nextcol < column_info.size()
&& leftLine(cellIndex(r, nextcol));
bool celldouble = rightLine(cell) && nextcellleft;
bool doubleright = celldouble && (isMultiColumn(cell) || !coldouble);
ismulticol = isMultiColumn(cell)
|| (leftLine(cell) && !columnLeftLine(c))
|| (rightLine(cell) && !columnRightLine(c))
|| (!celldouble && coldouble) || doubleright || forceleft;
|| (leftLine(cell) && !colleft)
|| (rightLine(cell) && !(colright || nextcolleft))
|| (coldouble != celldouble) || forceleft;
if (ismulticol) {
os << "\\multicolumn{" << columnSpan(cell) << "}{";
if (leftLine(cell) || forceleft)
@ -1860,7 +1872,7 @@ int Tabular::TeXCellPreamble(odocstream & os, idx_type cell, bool & ismulticol)
} // end if else !cellinfo_of_cell
if (rightLine(cell))
os << '|';
if (doubleright)
if (celldouble)
// add extra vertical line if we want a double one
os << '|';
os << "}{";