Tabular::CellData::CellData(Buffer * buf)
: cellno(0),
width(0),
+ height(0),
+ ascent(0),
+ descent(0),
multicolumn(Tabular::CELL_NORMAL),
multirow(Tabular::CELL_NORMAL),
alignment(LYX_ALIGN_CENTER),
endfoot(false),
endlastfoot(false),
newpage(false),
- caption(false)
+ caption(false),
+ valignment(LYX_VALIGN_TOP),
+ maxheight(0)
{}
// Care about multirow cells
if (row + 1 < nrows() &&
cell_info[row][c].multirow == CELL_BEGIN_OF_MULTIROW &&
- cell_info[row][c + 1].multirow == CELL_PART_OF_MULTIROW) {
- cell_info[row][c + 1].multirow = CELL_BEGIN_OF_MULTIROW;
+ cell_info[row + 1][c].multirow == CELL_PART_OF_MULTIROW) {
+ cell_info[row + 1][c].multirow = CELL_BEGIN_OF_MULTIROW;
}
}
row_info.erase(row_info.begin() + row);
}
-int Tabular::rowHeight(idx_type cell) const
+int Tabular::cellHeight(idx_type cell) const
{
row_type const span = rowSpan(cell);
row_type const row = cellRow(cell);
int Tabular::textVOffset(idx_type cell) const
{
- int h = rowHeight(cell);
-
row_type const r = cellRow(cell);
- if (rowSpan(cell) > 1)
- h -= rowDescent(r) + rowAscent(r);
-
- int y = 0;
+ int y = cellHeight(cell) - rowDescent(r) - rowAscent(r);
switch (getVAlignment(cell)) {
case LYX_VALIGN_TOP:
+ y = 0;
break;
case LYX_VALIGN_MIDDLE:
- y += h/2;
+ y = y/2;
break;
case LYX_VALIGN_BOTTOM:
- y += h;
break;
}
-
+
return y;
}
}
-void Tabular::setMultiColumn(idx_type cell, idx_type number)
+Tabular::idx_type Tabular::setMultiColumn(idx_type cell, idx_type number)
{
idx_type const col = cellColumn(cell);
idx_type const row = cellRow(cell);
for (idx_type i = 0; i < number; ++i)
unsetMultiRow(cellIndex(row, col + i));
+ // unsetting of multirow may have invalidated cell index
+ cell = cellIndex(row, col);
CellData & cs = cellInfo(cell);
cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
- cs.alignment = column_info[cellColumn(cell)].alignment;
- setRightLine(cell, rightLine(cell + number - 1));
+ cs.alignment = column_info[col].alignment;
+ if (col > 0)
+ setRightLine(cell, rightLine(cellIndex(row, col - 1)));
for (idx_type i = 1; i < number; ++i) {
CellData & cs1 = cellInfo(cell + i);
cs1.inset->clear();
}
updateIndexes();
+ return cell;
}
}
-void Tabular::setMultiRow(idx_type cell, idx_type number)
+Tabular::idx_type Tabular::setMultiRow(idx_type cell, idx_type number)
{
idx_type const col = cellColumn(cell);
idx_type const row = cellRow(cell);
for (idx_type i = 0; i < number; ++i)
unsetMultiColumn(cellIndex(row + i, col));
+ // unsetting of multicol may have invalidated cell index
+ cell = cellIndex(row, col);
CellData & cs = cellInfo(cell);
cs.multirow = CELL_BEGIN_OF_MULTIROW;
cs.valignment = LYX_VALIGN_MIDDLE;
cs1.inset->clear();
}
updateIndexes();
+ return cell;
}
else
// we need to set a default value
// needs to be discussed
- os << "2.0cm";
+ os << "*";
os << "}{";
} // end if ismultirow
tabular.setCellWidth(cell, dim.wid);
maxAsc = max(maxAsc, dim.asc);
maxDesc = max(maxDesc, dim.des);
+
+ // store the height for every cell
+ // this is later needed in InsetTabular::draw to determine the valignment
+ int const top_space_cell = tabular.row_info[r].top_space_default ?
+ default_line_space :
+ tabular.row_info[r].top_space.inPixels(mi.base.textwidth);
+ int const bottom_space_cell = tabular.row_info[r].bottom_space_default ?
+ default_line_space :
+ tabular.cell_info[r][c].height = dim.asc + dim.des;
+ tabular.cell_info[r][c].ascent = dim.asc;
+ tabular.cell_info[r][c].descent = dim.des;
}
int const top_space = tabular.row_info[r].top_space_default ?
default_line_space :
dim.wid = tabular.width() + 2 * ADD_TO_TABULAR_WIDTH;
}
+
bool InsetTabular::isCellSelected(Cursor & cur, row_type row, col_type col)
const
{
col_type cs, ce;
getSelection(cur, rs, re, cs, ce);
- if (col >= cs && col <= ce && row >= rs && row <= re)
+ idx_type const cell = tabular.cellIndex(row, col);
+ col_type const cspan = tabular.columnSpan(cell);
+ row_type const rspan = tabular.rowSpan(cell);
+ if (col + cspan - 1 >= cs && col <= ce
+ && row + rspan - 1 >= rs && row <= re)
return true;
} else
if (col == tabular.cellColumn(cur.idx())
bool const original_selection_state = pi.selected;
idx_type idx = 0;
+ int cy = 0;
first_visible_cell = Tabular::npos;
+
+ // determine the highest cell because its valignment sets the row valignment
+ // also store its height
+ for (row_type r = 0; r < tabular.nrows(); ++r) {
+ int nx = x;
+ for (col_type c = 0; c < tabular.ncols(); ++c) {
+ if (tabular.cell_info[r][c].height >= tabular.row_info[r].maxheight) {
+ tabular.row_info[r].maxheight = tabular.cell_info[r][c].height;
+ switch (tabular.getVAlignment(tabular.cellIndex(r, c))) {
+ case Tabular::LYX_VALIGN_TOP:
+ tabular.row_info[r].valignment = Tabular::LYX_VALIGN_TOP;
+ break;
+ case Tabular::LYX_VALIGN_MIDDLE:
+ tabular.row_info[r].valignment = Tabular::LYX_VALIGN_MIDDLE;
+ break;
+ case Tabular::LYX_VALIGN_BOTTOM:
+ tabular.row_info[r].valignment = Tabular::LYX_VALIGN_BOTTOM;
+ break;
+ }
+ }
+ }
+ }
+
+ // step over all cells
for (row_type r = 0; r < tabular.nrows(); ++r) {
int nx = x;
for (col_type c = 0; c < tabular.ncols(); ++c) {
first_visible_cell = idx;
pi.selected |= isCellSelected(cur, r, c);
+
+ // set the position for the vertical alignment
+ // if the cell is not the highest, align it according to the row valignment
+ // and according to its own valignment
+ // Note: The fractions of the scent values were found by testing
+ // there is no bettwer way for the calculation because of LyX's definition
+ // of ascent and descent. The correct way would be to calculate based
+ // on the text height, the line space and paragraph separation.
+ cy = y;
+ if (tabular.cell_info[r][c].height < tabular.row_info[r].maxheight) {
+ switch (tabular.row_info[r].valignment) {
+ case Tabular::LYX_VALIGN_TOP:
+ switch (tabular.getVAlignment(idx)) {
+ case Tabular::LYX_VALIGN_TOP:
+ break;
+ case Tabular::LYX_VALIGN_MIDDLE:
+ cy += - tabular.cell_info[r][c].descent / 2
+ + 0.3 * tabular.cell_info[r][c].ascent;
+ // FIXME the row also needs to be increased at the upper border
+ break;
+ case Tabular::LYX_VALIGN_BOTTOM:
+ cy += - tabular.cell_info[r][c].descent
+ + 0.6 * tabular.cell_info[r][c].ascent;
+ // FIXME the row also needs to be increased at the upper border
+ break;
+ }
+ break;
+ case Tabular::LYX_VALIGN_MIDDLE:
+ switch (tabular.getVAlignment(idx)) {
+ case Tabular::LYX_VALIGN_TOP:
+ cy += tabular.row_info[r].maxheight / 2
+ - 0.75 * tabular.cell_info[r][c].ascent;
+ break;
+ case Tabular::LYX_VALIGN_MIDDLE:
+ cy += tabular.row_info[r].maxheight / 2
+ - tabular.cell_info[r][c].descent / 2
+ - 0.5 * tabular.cell_info[r][c].ascent;
+ break;
+ case Tabular::LYX_VALIGN_BOTTOM:
+ cy += tabular.row_info[r].maxheight / 2
+ - tabular.cell_info[r][c].descent
+ - 0.2 * tabular.cell_info[r][c].ascent;
+ break;
+ }
+ break;
+ case Tabular::LYX_VALIGN_BOTTOM:
+ switch (tabular.getVAlignment(idx)) {
+ case Tabular::LYX_VALIGN_TOP:
+ cy += tabular.row_info[r].maxheight
+ - 1.5 * tabular.cell_info[r][c].ascent;
+ break;
+ case Tabular::LYX_VALIGN_MIDDLE:
+ cy += tabular.row_info[r].maxheight
+ - tabular.cell_info[r][c].descent / 2
+ - 1.2 * tabular.cell_info[r][c].ascent;
+ // FIXME the row also needs to be increased at the lower border
+ break;
+ case Tabular::LYX_VALIGN_BOTTOM:
+ cy += tabular.row_info[r].maxheight
+ - tabular.cell_info[r][c].descent
+ - 0.9 * tabular.cell_info[r][c].ascent;
+ // FIXME the row also needs to be increased at the lower border
+ break;
+ }
+ break;
+ }
+ }
+
int const cx = nx + tabular.textHOffset(idx);
- int const cy = y + tabular.textVOffset(idx);
// Cache the Inset position.
- bv->coordCache().insets().add(cell(idx).get(), cx, y);
+ bv->coordCache().insets().add(cell(idx).get(), cx, cy);
cell(idx)->draw(pi, cx, cy);
drawCellLines(pi.pain, nx, y, r, idx, pi.change_);
nx += tabular.columnWidth(idx);
continue;
}
int const w = tabular.columnWidth(cell);
- int const h = tabular.rowHeight(cell);
+ int const h = tabular.cellHeight(cell);
int const yy = y - tabular.rowAscent(r);
if (isCellSelected(cur, r, c))
pi.pain.fillRectangle(xx, yy, w, h, Color_selection);
void InsetTabular::drawCellLines(Painter & pain, int x, int y,
- row_type row, idx_type cell, Change const & change) const
+ row_type row, idx_type cell, Change const & change) const
{
- y = y - tabular.rowAscent(row);
+ y -= tabular.rowAscent(row);
int const w = tabular.columnWidth(cell);
- int const h = tabular.rowHeight(cell);
- bool on_off = false;
- Color col = Color_tabularline;
- Color onoffcol = Color_tabularonoffline;
+ int const h = tabular.cellHeight(cell);
+ Color linecolor = change.changed() ? change.color() : Color_tabularline;
+ Color gridcolor = change.changed() ? change.color() : Color_tabularonoffline;
- if (change.changed()) {
- col = change.color();
- onoffcol = change.color();
- }
-
- bool topalreadydrawn = row > 0 && !tabular.rowTopLine(row)
+ // Top
+ bool drawline = tabular.topLine(cell) || row > 0
&& tabular.bottomLine(tabular.cellAbove(cell));
+ pain.line(x, y, x + w, y,
+ drawline ? linecolor : gridcolor,
+ drawline ? Painter::line_solid : Painter::line_onoffdash);
- if (!topalreadydrawn) {
- on_off = !tabular.topLine(cell);
- pain.line(x, y, x + w, y,
- on_off ? onoffcol : col,
- on_off ? Painter::line_onoffdash : Painter::line_solid);
- }
- on_off = !tabular.bottomLine(cell);
+ // Bottom
+ drawline = tabular.bottomLine(cell);
pain.line(x, y + h, x + w, y + h,
- on_off ? onoffcol : col,
- on_off ? Painter::line_onoffdash : Painter::line_solid);
+ drawline ? linecolor : gridcolor,
+ drawline ? Painter::line_solid : Painter::line_onoffdash);
- col_type const column = tabular.cellColumn(cell);
- bool leftalreadydrawn = column > 0 && !tabular.leftLine(cell)
- && tabular.rightLine(tabular.cellIndex(row, column - 1));
+ // Left
+ col_type const col = tabular.cellColumn(cell);
+ drawline = tabular.leftLine(cell) || col > 0
+ && tabular.rightLine(tabular.cellIndex(row, col - 1));
+ pain.line(x, y, x, y + h,
+ drawline ? linecolor : gridcolor,
+ drawline ? Painter::line_solid : Painter::line_onoffdash);
- if (!leftalreadydrawn) {
- on_off = !tabular.leftLine(cell);
- pain.line(x, y, x, y + h,
- on_off ? onoffcol : col,
- on_off ? Painter::line_onoffdash : Painter::line_solid);
- }
- on_off = !tabular.rightLine(cell);
- pain.line(x + w - tabular.interColumnSpace(cell), y,
- x + w - tabular.interColumnSpace(cell), y + h,
- on_off ? onoffcol : col,
- on_off ? Painter::line_onoffdash : Painter::line_solid);
+ // Right
+ x -= tabular.interColumnSpace(cell);
+ drawline = tabular.rightLine(cell) || col + 1 < tabular.ncols()
+ && tabular.leftLine(tabular.cellIndex(row, col + 1));
+ pain.line(x + w, y, x + w, y + h,
+ drawline ? linecolor : gridcolor,
+ drawline ? Painter::line_solid : Painter::line_onoffdash);
}
row_type const row = tabular.cellRow(cell);
int const ybeg = o.y_ - tabular.rowAscent(row)
- tabular.interRowSpace(row);
- int const yend = ybeg + tabular.rowHeight(cell);
+ int const yend = ybeg + tabular.cellHeight(cell);
if (x < xbeg)
xx = xbeg - x;
idx_type const s_start = cur.selBegin().idx();
row_type const col_start = tabular.cellColumn(s_start);
row_type const col_end = tabular.cellColumn(cur.selEnd().idx());
- tabular.setMultiColumn(s_start, col_end - col_start + 1);
- cur.idx() = s_start;
+ cur.idx() = tabular.setMultiColumn(s_start, col_end - col_start + 1);
cur.pit() = 0;
cur.pos() = 0;
cur.setSelection(false);
idx_type const s_start = cur.selBegin().idx();
row_type const row_start = tabular.cellRow(s_start);
row_type const row_end = tabular.cellRow(cur.selEnd().idx());
- tabular.setMultiRow(s_start, row_end - row_start + 1);
- cur.idx() = s_start;
+ cur.idx() = tabular.setMultiRow(s_start, row_end - row_start + 1);
cur.pit() = 0;
cur.pos() = 0;
cur.setSelection(false);