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LibWeb: Add record_grid_placement() helper in GFC

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When placement position is found we always want to do following:
- Mark the occupied cells in the occupation grid
- Add the item to the list of placed items

Therefore, having helper that does both is useful
This commit is contained in:
Aliaksandr Kalenik 2024-03-06 16:44:35 +01:00 • committed by Andreas Kling
parent 2a3891781c
commit 749dcac196
2 changed files with 11 additions and 9 deletions
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19
Userland/Libraries/LibWeb/Layout/GridFormattingContext.cpp
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@ -223,14 +223,12 @@ void GridFormattingContext::place_item_with_row_and_column_position(Box const& c
auto column_start = column_placement_position.start;
auto column_span = column_placement_position.span;
m_grid_items.append(GridItem {
record_grid_placement(GridItem {
.box = child_box,
.row = row_start,
.row_span = row_span,
.column = column_start,
.column_span = column_span });
m_occupation_grid.set_occupied(column_start, column_start + column_span, row_start, row_start + row_span);
}
void GridFormattingContext::place_item_with_row_position(Box const& child_box)
@ -254,9 +252,8 @@ void GridFormattingContext::place_item_with_row_position(Box const& child_box)
if (!found_available_column) {
column_start = m_occupation_grid.column_count();
}
m_occupation_grid.set_occupied(column_start, column_start + column_span, row_start, row_start + row_span);
m_grid_items.append(GridItem {
record_grid_placement(GridItem {
.box = child_box,
.row = row_start,
.row_span = row_span,
@ -289,9 +286,8 @@ void GridFormattingContext::place_item_with_column_position(Box const& child_box
}
// 4.1.1.3. Set the item's row-start line to the cursor's row position, and set the item's row-end
// line according to its span from that position.
m_occupation_grid.set_occupied(column_start, column_start + column_span, auto_placement_cursor_y, auto_placement_cursor_y + row_span);
m_grid_items.append(GridItem {
record_grid_placement(GridItem {
.box = child_box,
.row = auto_placement_cursor_y,
.row_span = row_span,
@ -384,8 +380,7 @@ void GridFormattingContext::place_item_with_no_declared_position(Box const& chil
auto_placement_cursor_y += row_span - 1;
}
m_occupation_grid.set_occupied(column_start, column_start + column_span, row_start, row_start + row_span);
m_grid_items.append(GridItem {
record_grid_placement(GridItem {
.box = child_box,
.row = row_start,
.row_span = row_span,
@ -393,6 +388,12 @@ void GridFormattingContext::place_item_with_no_declared_position(Box const& chil
.column_span = column_span });
}
void GridFormattingContext::record_grid_placement(GridItem grid_item)
{
m_occupation_grid.set_occupied(grid_item.column, grid_item.column + grid_item.column_span, grid_item.row, grid_item.row + grid_item.row_span);
m_grid_items.append(grid_item);
}
void GridFormattingContext::initialize_grid_tracks_from_definition(GridDimension dimension)
{
auto const& grid_computed_values = grid_container().computed_values();