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LibWeb: Add for_each_spanned_track to iterate spanned tracks in GFC

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Introducing for_each_spanned_track that allows to iterate tracks
spanned by a specific items allow to delete a lot of repeated code.
This commit is contained in:
Aliaksandr Kalenik 2023-05-17 15:34:33 +03:00 • committed by Andreas Kling
parent 628efda754
commit 5312a140fe
2 changed files with 36 additions and 35 deletions
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45
Userland/Libraries/LibWeb/Layout/GridFormattingContext.cpp
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@ -927,11 +927,9 @@ void GridFormattingContext::increase_sizes_to_accommodate_spanning_items_crossin
continue;
Vector<TemporaryTrack&> spanned_tracks;
auto item_start_track_index = item.raw_position(dimension);
for (size_t span = 0; span < item_span; span++) {
auto& track = tracks[item_start_track_index + span];
for_each_spanned_track_by_item(item, dimension, [&](TemporaryTrack& track) {
spanned_tracks.append(track);
}
});
auto item_spans_tracks_with_flexible_sizing_function = any_of(spanned_tracks, [](auto& track) {
return track.min_track_sizing_function.is_flexible_length() || track.max_track_sizing_function.is_flexible_length();
@ -967,15 +965,9 @@ void GridFormattingContext::increase_sizes_to_accommodate_spanning_items_crossin
auto& tracks = dimension == GridDimension::Column ? m_grid_columns : m_grid_rows;
for (auto& item : m_grid_items) {
Vector<TemporaryTrack&> spanned_tracks;
auto item_start_track_index = item.raw_position(dimension);
size_t span = 0;
// FIXME: out of bounds check should not be needed here and currently present only
// because there is some placement bug for tracks with repeat()
while (span < item.span(dimension) && item_start_track_index + span < tracks.size()) {
auto& track = tracks[item_start_track_index + span];
for_each_spanned_track_by_item(item, dimension, [&](TemporaryTrack& track) {
spanned_tracks.append(track);
span++;
}
});
auto item_spans_tracks_with_flexible_sizing_function = any_of(spanned_tracks, [](auto& track) {
return track.min_track_sizing_function.is_flexible_length() || track.max_track_sizing_function.is_flexible_length();
@ -1120,16 +1112,11 @@ void GridFormattingContext::expand_flexible_tracks(AvailableSpace const& availab
for (auto& item : m_grid_items) {
Vector<TemporaryTrack&> spanned_tracks;
bool crosses_flexible_track = false;
for (size_t span = 0; span < item.span(dimension); span++) {
// FIXME: This check should not be need if grid item positioning works correct
if (item.raw_position(dimension) + span >= tracks.size())
break;
auto& track = tracks[item.raw_position(dimension) + span];
for_each_spanned_track_by_item(item, dimension, [&](TemporaryTrack& track) {
spanned_tracks.append(track);
if (track.max_track_sizing_function.is_flexible_length())
crosses_flexible_track = true;
}
});
if (crosses_flexible_track)
result = max(result, find_the_size_of_an_fr(spanned_tracks, calculate_max_content_size(item, dimension)));
@ -1651,33 +1638,21 @@ AvailableSpace GridFormattingContext::get_available_space_for_item(GridItem cons
{
CSSPixels column_width = 0;
bool has_columns_with_definite_base_size = false;
for (size_t span = 0; span < item.raw_column_span(); span++) {
// FIXME: This check should not be need if grid item positioning works correct
if (item.raw_column() + span >= m_grid_columns.size())
break;
auto& track = m_grid_columns[item.raw_column() + span];
for_each_spanned_track_by_item(item, GridDimension::Column, [&](TemporaryTrack const& track) {
column_width += track.base_size;
if (track.has_definite_base_size)
has_columns_with_definite_base_size = true;
}
});
AvailableSize available_width = has_columns_with_definite_base_size ? AvailableSize::make_definite(column_width) : AvailableSize::make_indefinite();
CSSPixels column_height = 0;
bool has_rows_with_definite_base_size = false;
for (size_t span = 0; span < item.raw_row_span(); span++) {
// FIXME: This check should not be need if grid item positioning works correct
if (item.raw_row() + span >= m_grid_rows.size())
break;
auto& track = m_grid_rows[item.raw_row() + span];
for_each_spanned_track_by_item(item, GridDimension::Row, [&](TemporaryTrack const& track) {
column_height += track.base_size;
if (track.has_definite_base_size)
has_rows_with_definite_base_size = true;
}
});
AvailableSize available_height = has_rows_with_definite_base_size ? AvailableSize::make_definite(column_height) : AvailableSize::make_indefinite();