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LibWeb: Store table cell indices and spans in PaintableBox

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The adjacency information is required to position borders correctly
between columns and rows.
This commit is contained in:
Andi Gallo 2023-07-01 02:58:11 +00:00 • committed by Andreas Kling
parent 98c5efc385
commit f6d2a21d27
4 changed files with 25 additions and 1 deletions
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8
Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp
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@ -931,13 +931,19 @@ void TableFormattingContext::border_conflict_resolution()
// https://www.w3.org/TR/CSS22/tables.html#border-conflict-resolution
BorderConflictFinder finder(this);
for (auto& cell : m_cells) {
auto& cell_state = m_state.get_mutable(cell.box);
cell_state.set_table_cell_coordinates(
Painting::PaintableBox::TableCellCoordinates {
.row_index = cell.row_index,
.column_index = cell.column_index,
.row_span = cell.row_span,
.column_span = cell.column_span });
if (cell.box->computed_values().border_collapse() == CSS::BorderCollapse::Separate) {
continue;
}
// Execute steps 1, 2 and 3 of the algorithm for each edge.
Painting::BordersData override_borders_data;
auto const& cell_style = cell.box->computed_values();
auto& cell_state = m_state.get_mutable(cell.box);
auto winning_border_left = cell_style.border_left();
for (auto const conflicting_edge : finder.conflicting_edges(cell, ConflictingSide::Left)) {
winning_border_left = winning_border_style(winning_border_left, border_data_conflicting_edge(conflicting_edge));