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@@ -290,10 +290,7 @@ void BlockFormattingContext::compute_width_for_floating_box(Box const& box, Avai
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auto& computed_values = box.computed_values();
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auto zero_value = CSS::Length::make_px(0);
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- auto width_of_containing_block = available_space.width.to_px_or_zero();
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- auto width_of_containing_block_as_length_for_resolve = CSS::Length::make_px(width_of_containing_block);
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- if (!available_space.width.is_definite())
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- width_of_containing_block_as_length_for_resolve = CSS::Length::make_px(0);
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+ auto width_of_containing_block_as_length_for_resolve = CSS::Length::make_px(available_space.width.to_px_or_zero());
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auto margin_left = computed_values.margin().left().resolved(box, width_of_containing_block_as_length_for_resolve);
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auto margin_right = computed_values.margin().right().resolved(box, width_of_containing_block_as_length_for_resolve);
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@@ -309,18 +306,24 @@ void BlockFormattingContext::compute_width_for_floating_box(Box const& box, Avai
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auto compute_width = [&](auto width) {
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// If 'width' is computed as 'auto', the used value is the "shrink-to-fit" width.
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if (width.is_auto()) {
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-
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- // Find the available width: in this case, this is the width of the containing
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- // block minus the used values of 'margin-left', 'border-left-width', 'padding-left',
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- // 'padding-right', 'border-right-width', 'margin-right', and the widths of any relevant scroll bars.
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- auto available_width = width_of_containing_block
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- - margin_left.to_px(box) - computed_values.border_left().width - padding_left
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- - padding_right - computed_values.border_right().width - margin_right.to_px(box);
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-
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auto result = calculate_shrink_to_fit_widths(box);
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- // Then the shrink-to-fit width is: min(max(preferred minimum width, available width), preferred width).
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- width = CSS::Length::make_px(min(max(result.preferred_minimum_width, available_width), result.preferred_width));
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+ if (available_space.width.is_definite()) {
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+ // Find the available width: in this case, this is the width of the containing
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+ // block minus the used values of 'margin-left', 'border-left-width', 'padding-left',
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+ // 'padding-right', 'border-right-width', 'margin-right', and the widths of any relevant scroll bars.
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+ auto available_width = available_space.width.to_px_or_zero()
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+ - margin_left.to_px(box) - computed_values.border_left().width - padding_left
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+ - padding_right - computed_values.border_right().width - margin_right.to_px(box);
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+ // Then the shrink-to-fit width is: min(max(preferred minimum width, available width), preferred width).
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+ width = CSS::Length::make_px(min(max(result.preferred_minimum_width, available_width), result.preferred_width));
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+ } else if (available_space.width.is_indefinite() || available_space.width.is_max_content()) {
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+ // Fold the formula for shrink-to-fit width for indefinite and max-content available width.
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+ width = CSS::Length::make_px(result.preferred_width);
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+ } else {
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+ // Fold the formula for shrink-to-fit width for min-content available width.
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+ width = CSS::Length::make_px(min(result.preferred_minimum_width, result.preferred_width));
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+ }
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}
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return width;
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@@ -898,7 +901,6 @@ void BlockFormattingContext::layout_floating_box(Box const& box, BlockContainer
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VERIFY(box.is_floating());
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auto& box_state = m_state.get_mutable(box);
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- CSSPixels width_of_containing_block = available_space.width.to_px_or_zero();
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resolve_vertical_box_model_metrics(box);
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@@ -957,7 +959,11 @@ void BlockFormattingContext::layout_floating_box(Box const& box, BlockContainer
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bool fits_next_to_preceding_float = false;
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if (side == FloatSide::Left) {
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tentative_offset_from_edge = preceding_float.offset_from_edge + preceding_float_state.content_width() + preceding_float_state.margin_box_right() + box_state.margin_box_left();
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- fits_next_to_preceding_float = (tentative_offset_from_edge + box_state.content_width() + box_state.margin_box_right()) <= width_of_containing_block;
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+ if (available_space.width.is_definite()) {
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+ fits_next_to_preceding_float = (tentative_offset_from_edge + box_state.content_width() + box_state.margin_box_right()) <= available_space.width.to_px_or_zero();
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+ } else if (available_space.width.is_max_content() || available_space.width.is_indefinite()) {
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+ fits_next_to_preceding_float = true;
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+ }
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} else {
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tentative_offset_from_edge = preceding_float.offset_from_edge + preceding_float_state.margin_box_left() + box_state.margin_box_right() + box_state.content_width();
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fits_next_to_preceding_float = tentative_offset_from_edge >= 0;
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Andi Gallo